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UHF DIGITAL TRANSCEIVER

NX-800
SERVICE MANUAL
© 2007-12 PRINTED IN JAPAN
B51-8803-00 (S) 343

Metallic cabinet
(A01-2194-11)

Key top
(K29-9401-03)

Panel assy
(A62-1162-03)

Microphone
(T91-0639-35)

CONTENTS
GENERAL .................................................................. 2
SYSTEM SET-UP ...................................................... 4
REALIGNMENT ......................................................... 5
INSTALLATION ......................................................... 8
DISASSEMBLY FOR REPAIR ................................. 15
CIRCUIT DESCRIPTION .......................................... 18
COMPONENTS DESCRIPTION .............................. 24
PARTS LIST ............................................................. 27
EXPLODED VIEW .................................................... 40
PACKING ................................................................. 41
TROUBLE SHOOTING ............................................ 42
ADJUSTMENT ........................................................ 44

TERMINAL FUNCTION ........................................... 62
PC BOARD
TX-RX UNIT (X57-7390-10) (B/2) ....................... 71
TX-RX UNIT (X57-7390-10) (A/2) ....................... 72
DISPLAY UNIT (X54-3640-10) ............................ 76
SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10) ................................ 78
DISPLAY UNIT (X54-3640-10) ............................ 93
INTERCONNECTION DIAGRAM ............................ 96
BLOCK DIAGRAM ................................................... 98
LEVEL DIAGRAM .................................................. 100
SPECIFICATIONS ................................. BACK COVER

This product uses Lead Free solder.

NX-800
GENERAL
Document Copyrights

PERSONAL SAFETY

Copyright 2007 by Kenwood Corporation. All rights reserved.
No part of this manual may be reproduced, translated,
distributed, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise,
for any purpose without the prior written permission of
Kenwood.

The following precautions are recommended for personal
safety :
• DO NOT transmit if someone is within two feet (0.6
meter) of the antenna.
• DO NOT transmit until all RF connectors are secure and
any open connectors are properly terminated.
• SHUT OFF this equipment when near electrical blasting
caps or while in an explosive atmosphere.
• All equipment should be properly grounded before powerup for safe operation.
• This equipment should be serviced by only qualified technicians.

Disclaimer
While every precaution has been taken in the preparation
of this manual, Kenwood assumes no responsibility for errors
or omissions. Neither is any liability assumed for damages
resulting from the use of the information contained herein.
Kenwood reserves the right to make changes to any products
herein at any time for improvement purposes.

PRE-INSTALLATION CONSIDERATIONS
1. UNPACKING

Firmware Copyrights
The title to and ownership of copyrights for firmware
embedded in Kenwood product memories are reserved for
Kenwood Corporation. Any modifying, reverse engineering,
copy, reproducing or disclosing on an Internet website of the
firmware is strictly prohibited without prior written consent of
Kenwood Corporation. Furthermore, any reselling, assigning
or transferring of the firmware is also strictly prohibited without embedding the firmware in Kenwood product memories.
NXDN Transceivers:
The AMBE+2(TM) voice coding technology is embedded in
the firmware under the license of Digital Voice Systems, Inc.

INTRODUCTION
SCOPE OF THIS MANUAL
This manual is intended for use by experienced technicians familiar with similar types of commercial grade communications equipment. It contains all required service information for the equipment and is current as of this publication
date. Changes which may occur after publication are covered
by either Service Bulletins or Manual Revisions, which are
issued as required.

ORDERING REPLACEMENT PARTS
When ordering replacement parts or equipment information, the full part identification number should be included.
This applies to all parts : components, kits, and chassis. If the
part number is not known, include the chassis or kit number
of which it is a part and a sufficient description of the required
component for proper identification.

2

Unpack the radio from its shipping container and check for
accessory items. If any item is missing, please contact
KENWOOD immediately.

2. LICENSING REQUIREMENTS
Federal regulations require a station license for each radio
installation (mobile or base) be obtained by the equipment
owner. The licensee is responsible for ensuring transmitter
power, frequency, and deviation are within the limits permitted by the station license.
Transmitter adjustments may be performed only by a
licensed technician holding an FCC first, second or general
class commercial radiotelephone operator’s license. There is
no license required to install or operate the radio.

3. PRE-INSTALLATION CHECKOUT
3-1. Introduction
Each radio is adjusted and tested before shipment. However, it is recommended that receiver and transmitter operation be checked for proper operation before installation.

3-2. Testing
The radio should be tested complete with all cabling and
accessories as they will be connected in the final installation.
Transmitter frequency, deviation, and power output should
be checked, as should receiver sensitivity, squelch operation,
and audio output. Signaling equipment operation should be
verified.

NX-800
GENERAL
4. PLANNING THE INSTALLATION
4-1. General
Inspect the vehicle and determine how and where the radio antenna and accessories will be mounted.
Plan cable runs for protection against pinching or crushing
wiring, and radio installation to prevent overheating.

4-2. Antenna
The favored location for an antenna is in the center of a
large, flat conductive area, usually at the roof center. The
trunk lid is preferred, bond the trunk lid and vehicle chassis
using ground straps to ensure the lid is at chassis ground.

SERVICE
This radio is designed for easy servicing. Refer to the
schematic diagrams, printed circuit board views, and alignment procedures contained in this manual.

NOTE
• If you do not intend to use the speaker 3.5-mm jack and
the D-sub 25-pin connector, fit the supplied speaker-jack
cap and D-sub cap to stop dust and sand from getting in.
• If the transceiver is turned ON or OFF when the power-on/
off status message is enabled, the transceiver sends the
status.

4-3. Radio
The universal mount bracket allows the radio to be
mounted in a variety of ways. Be sure the mounting surface
is adequate to support the radio’s weight. Allow sufficient
space around the radio for air cooling. Position the radio close
enough to the vehicle operator to permit easy access to the
controls when driving.

4-4. DC Power and wiring
1. This radio may be installed in negative ground electrical
systems only. Reverse polarity will cause the cable fuse to
blow. Check the vehicle ground polarity before installation
to prevent wasted time and effort.
2. Connect the positive power lead directly to the vehicle
battery positive terminal. Connecting the Positive lead to
any other positive voltage source in the vehicle is not recommended.
3. Connect the ground lead directly to the battery negative
terminal.
4. The cable provided with the radio is sufficient to handle
the maximum radio current demand. If the cable must be
extended, be sure the additional wire is sufficient for the
current to be carried and length of the added lead.

Speaker
jack cap

Antenna
connector

D-sub
cap

Ignition
sense cable

Power input
connector

5. INSTALLATION PLANNING – CONTROL STATIONS
5-1. Antenna system
Control station. The antenna system selection depends on
many factors and is beyond the scope of this manual. Your
KENWOOD dealer can help you select an antenna system
that will best serve your particular needs.

5-2. Radio location
Select a convenient location for your control station radio
which is as close as practical to the antenna cable entry point.
Secondly, use your system’s power supply (which supplies
the voltage and current required for your system). Make sure
sufficient air can flow around the radio and power supply to
allow adequate cooling.

3

NX-800
SYSTEM SET-UP
Merchandise received
License and frequency allocated by FCC
Choose the type of transceiver

Are you using
the remote kit?

YES

Frequency range

RF power

Type

450.0~520.0MHz

30W

K

See page 10.

KRK-10
(Option)

NO
Are you using
the ignition sense cable?

YES

See page 8.

KCT-46
(Option)

NO
Transceiver programming

Are you using
the public address?

See page 5.
A personal computer (IBM PC or compatible), programming
interface (KPG-46/46A), and programming software (KPG-111D)
are required for programming.
YES

See page 9.

KAP-2
(Option)

NO
Are you using
the voice guide & storage
unit?
NO

YES

Are you using
the external speaker?

YES

See page 11.

VGS-1
(Option)

KES-3, KES-5 or KES-6 External speaker
(Option)

NO
Are you using
the keypad microphone?

YES

KMC-32 or KMC-36
(Option)

NO
Supplied microphone
Desk top microphone KMC-9C

Delivery

4

NX-800
REALIGNMENT
1. Modes

4. Panel Tuning Mode
Setting method refer to ADJUSTMENT.

User mode
Panel test mode

5. PC Mode

Panel tuning mode

5-1. Preface
Data programming mode

PC mode
Firmware
programming mode

PC tuning mode

PC test mode

The transceiver is programmed by using a personal computer, programming interface (KPG-46/46A) and programming software (KPG-111D).
The programming software can be used with a PC or compatible. Figure 1 shows the setup of a PC for programming.

Clone mode
PC
KPG-46 or KPG-46A or
KPG-46A + KCT-46 +
Tuning cable
(E30-3383-05)

Firmware version information

Mode
User mode
Panel test mode
Panel tuning mode
PC mode
Data programming
mode
PC test mode
PC tuning mode
Firmware
programming mode
Clone mode
Firmware version
information

Function
For normal use.
Used by the dealer to check the fundamental characteristics.
Used by the dealer to tune the audio.
Used for communication between the
radio and PC.
Used to read and write frequency data
and other features to and from the radio.
Used to check the radio using the PC.
This feature is included in the FPU.
Used to tune the radio using the PC.
This feature is included in the FPU.
Used when changing the main program
of the flash memory.
Used to transfer programming data from
one radio to another.
Used to confirm the internal firmware
version.

KPG-111D

PC

PC

PC

D-SUB
(25-pin)

D-SUB
(9-pin)

USB
KCT-53U

KPG-46

KPG-46A
KPG-46A

Transceiver

Transceiver

Transceiver

Fig. 1
5-2. Connection procedure

2. How to Enter Each Mode
Mode

1. Connect the transceiver to the computer using the interface cable and USB adapter (When the interface cable is
KPG-46A, the KCT-53U can be used.).

Operation

User mode

Power ON

Panel test mode

[

PC mode

Received commands from PC

Panel tuning mode

[Panel test mode] + [

Firmware programming mode

[

] + Power ON

Clone mode

[

] + Power ON

Firmware version information

[

Notes:

] + Power ON

] + Power ON

3. Panel Test Mode

]

• You must install the KCT-53U driver in the computer to
use the USB adapter (KCT-53U).
• When using the USB adapter (KCT-53U) for the first time,
plug the KCT-53U into a USB port on the computer with
the computer power ON.
2. When the POWER switch on, user mode can be entered
immediately. When PC sends command the transceiver
enter PC mode, and “PROGRAM” is displayed on the LCD.
When data transmitting from transceiver, the red LED is lights.
When data receiving to transceiver, the green LED is lights.

Setting method refer to ADJUSTMENT.

Note:
The data stored in the computer must match the "Model
Name" when it is written into the flash memory.
5

NX-800
REALIGNMENT
5-3. KPG-46/KPG-46A description
(PC programming interface cable: Option)
The KPG-46/46A is required to interface the transceiver to
the computer. It has a circuit in its D-sub connector (KPG-46
: 25-pin, KPG-46A : 9-pin) case that converts the RS-232C
logic level to the TTL level.
The KPG-46/46A connects the 8-pin microphone connector
of the transceiver to the RS-232C serial port of the computer.

5-4. KCT-53U description (USB adapter : Option)
The KCT-53U is a cable which connects the KPG-46A to a
USB port on a computer.
When using the KCT-53U, install the supplied CD-ROM
(with driver software) in the computer. The KCT-53U driver
runs under Windows 2000 or XP.

5-5. Programming software KPG-111D description
The KPG-111D is the programming software for the transceiver supplied on a CD-ROM. This software runs under MSWindows 2000, XP or Vista on an IBM-PC or compatible machine.
The data can be input to or read from the transceiver and
edited on the screen. The programmed or edited data can be
printed out. It is also possible to tune the transceiver.

6. Firmware Programming Mode
6-1. Preface
Flash memory is mounted on the transceiver. This allows
the transceiver to be upgraded when new features are released in the future. (For details on how to obtain the firmware, contact Customer Service.)

6-2. Connection procedure
Connect the transceiver to the personal computer (IBM
PC or compatible) using the interface cable (KPG-46/46A) and
USB adapter (KCT-53U : when the interface cable is KPG46A, the KCT-53U can be used.). (Connection is the same as
in the PC Mode.)

Note:
This mode cannot be entered if the Firmware Programming mode is set to Disable in the Programming software.

6-4. Function
1. If you press the [ ] key while “PROGRAM 115200” is
displayed, the display changes to “PROGRAM 19200”
(The LED blinks green) to indicate that the write speed is
low speed (19200 bps). If you press the [ ] key again
while “PROGRAM 19200” is displayed, the display
changes to “PROGRAM 38400” (The LED lights red and
orange alternatively). If you press the [ ] key again while
“PROGRAM 38400” is displayed, the display changes to
“PROGRAM 57600” (The LED blinks orange). If you
press the [ ] key again while “PROGRAM 57600” is displayed, the display returns to “PROGRAM 115200” (The
LED lights orange).
2. If you press the [ ] key while “PROGRAM 115200” is
displayed, the checksum is calculated, and a result is displayed. If you press the [ ] key again while the
checksum is displayed, “PROGRAM 115200” is
redisplayed.

Note:
Normally, write in the high-speed mode.

7. Clone Mode
Programming data can be transferred from one radio to
another by connecting them via their 8-pin microphone connectors. The operation is as follows (the transmit radio is the
master and the receive radio is a slave).

You can only program firmware from the 8-pin microphone connector on the front panel. Using the 25-pin logic
interface on the rear panel will not work.

The following data cannot be cloned.
• Tuning data
• Embedded message with password
• ESN (Electronic Serial Number) data

6-3. Programming

Notes:

Note :

1. Start up the firmware programming software (Fpro.exe
(ver. 4.0 or later)). The Fpro.exe exists in the KPG-111D
installed holder.
2. Set the communications speed (normally, 115200 bps)
and communications port in the configuration item.
3. Set the firmware to be updated by File name item.
4. Turn the transceiver power ON with the [ ] key held
down. Then, the orange LED on the transceiver lights and
“PROGRAM 115200” is displayed.
5. Check the connection between the transceiver and the
personal computer, and make sure that the transceiver is
in the Program mode.

6

6. Press write button in the window. When the transceiver
starts to receive data, the [LOADING] display lights.
7. If writing ends successfully, the checksum is calculated
and a result is displayed.
8. If you want to continue programming other transceivers,
repeat steps 4 to 7.

The following data can be cloned.
• Fleet (own)/ID (own) for FleetSync
• Unit ID (own) for NXDN
1. Turn the master transceiver power ON with the [
] key
held down. If the read authorization password is set to the
transceiver, the transceiver displays “CLONE LOCK” If
the password is not set, the transceiver displays “CLONE
MODE”.
2. When you enter the correct password, and “CLONE
MODE” is displayed, the transceiver can be used as the
cloning master. The following describes how to enter the
password.

NX-800
REALIGNMENT
3.
• How to enter the password with the microphone keypad;
If you press a key while “CLONE LOCK” is displayed, the
number that was pressed is displayed on the transceiver.
Each press of the key shifts the display in order to the left.
When you enter the password and press the [ ] key,
*
“CLONE MODE” is displayed if the entered password is
correct. If the password is incorrect, “CLONE LOCK” is
redisplayed.
• How to enter the password with the [ ] and [ ] keys;
If the [ ] and [ ] keys is pressed while “CLONE LOCK”
is displayed, number (0 to 9) are displayd flashing. When
you press the [ ] key, the currently selected number is
determined. If you press the [ ] key after enterning the
password in this procedure, “CLONE MODE” is displayed
if the entered password is correct. If the password is incorrect, “CLONE LOCK” is redisplayed.
4. Power on the slave transceiver.
5. Connect the cloning cable (Part No. E30-3382-05) to the
modular microphone jacks on the master and slave.
6. Press the [ ] key on the master while the master displays “CLONE MODE” The data of the master is sent to
the slave. While the slave is receiving the data, “PROGRAM” is displayed. When cloning of data is completed,
the master displays “END”, and the slave automatically
operates in the User mode. The slave can then be operated by the same program as the master.
7. The other slave can be continuously cloned. When the
] key on the master is pressed while the master
[
displays “END”, the master displays “CLONE MODE”
Carry out the operation in step 4 to 6. Can not be cloned if
the overwrite password is programmed to the slave.

Note:
Only the same models can be cloned together.

Cloning cable
(E30-3382-05)

Fig. 2

8. Firmware Version Information
Turn the transceiver ON with the [ ] key held down.
Then, the version is displayed during holding the [ ] key.

7

NX-800
INSTALLATION
1. Ignition Sense Cable (KCT-46 : Option)
The KCT-46 is an optional cable for enabling the ignition
function. The ignition function lets you turn the power to the
transceiver on and off with the car ignition key.

1-1. Connecting the KCT-46 cable to the transceiver
1. Open the KCT-46 fuse holder and insert a mini blade fuse
(3A). ( q )
2. While holding a clear protective cover, remove the black
cap at the end of the yellow cable (ignition sense cable) of
the transceiver. ( w )
3. Connect the plug of the KCT-46 to the yellow cable terminal of the transceiver. ( e )
4. Connect the other end of the KCT-46 to the ignition line of
the car. ( r )

w
e
F52-0019-05

q
r

Note : You must setup using the KPG-111D.

Fig. 1

8

Ignition line
of the car

NX-800
INSTALLATION
2. Horn Alert/P.A. Relay Unit (KAP-2 : Option)
The Horn alert (max. 2A drive), Public address and External
speaker function are enabled by installing the KAP-2 in the
transceiver.

5. Place the relay unit at the position shown in Figure 2-2 and
secure it to the chassis with a screw.
6. Remove the cap on the rear of the chassis by pushing it
from the inside with your finger. ( r )
7. Pass the 6-pin connector of the cable (E37-1113-05)
through the chassis hole ( t ) and insert the bush into the
chassis hole.
8. Rotate the bush of the cable 90 degrees counterclockwise
as viewed from the rear of the chassis. ( y )
9. Insert the 6-pin connector of the cable into the connector
(CN2) of the KAP-2 relay unit. ( u )

2-1. Installing the KAP-2 unit in the transceiver
(The kit A is not used in the KAP-2 accessories)
1. Remove the cabinet, top packing and shielding plate of the
transceiver.
2. Set the KAP-2 relay unit jumper pins according to the purpose of use.
3. Remove the 6-pin jumper connector inserted in the TX-RX
unit (A/2) connector (CN705). ( q )
4. Insert one side of the lead wire with connector (E37-111405) into the relay unit connector (CN3) ( w ) and the other
side into the TX-RX unit (A/2) connector (CN705) ( e ).

Note : You must setup using the KPG-111D.

E37-1114-05

w
CN3

e
q
CN705

CN705

r

Fig. 2-1

Fig. 2-2

Fig. 2-3

y

t

CN2

u

E37-1113-05

Fig. 2-4
9

NX-800
INSTALLATION
3. Control Head Remote Kit (KRK-10 : Option)
The KRK-10 remote kit is used to remotely operate the
transceiver.

3-1. Installing the KRK-10 kit to the transceiver
1.
2.
3.
4.

Remove the front panel from the transceiver.
Install the KRK-10 main panel onto the transceiver.
Install the KRK-10 rear panel onto the front panel.
Connect the KRK-10 main panel to the rear panel with the
cable.

■ Install the KRK-10 main panel onto the transceiver
4. Insert the flat cable that was removed in step 2 above into
the connector (CN1) of the interface unit (A/2) of the KRK10 main panel (A62-1101-11). ( u )
Note : The terminal side of the flat cable must face down
when inserting the flat cable into the connector.
5. Fit the main panel with four tabs onto the front of the
chassis. ( i )
Note : When installing the main panel onto the front of the
chassis, hold down the flat cable with your fingers to prevent it from being caught.

■ Remove the front panel from the transceiver

KRK-10 main panel

1. Lift the two tabs of the panel on the bottom of the transceiver with a flat-head screwdriver ( q ) and remove the
panel from the chassis ( w ).
Note : Confirm that the tabs of the speaker hardware fixture and holder is securely fitted in the front panel.
2. Remove the flat cable from the connector (CN901) of the
display unit of the panel. ( e )
3. Fold the black line of the flat cable (in three parts) as
shown in Figure 3-2. ( r, t, y )

CN1

i

u

CN901

Fig. 3-3

e
■ Install the KRK-10 rear panel onto the front panel

w

q

6. Insert the flat cable attached to the interface unit (A/2) of
the KRK-10 rear panel (A82-0056-21) into the connector
(CN901) of the display unit of the panel ( o ). (The flat
cable has been pre-inserted in the connector (CN2) of the
rear panel at the time of shipping.)
Note : The terminal side of the flat cable must face down
when inserting the flat cable into the connector.
7. Fit the four tabs of the rear panel into the front panel. ( !0 )
CN901

o

Fig. 3-1
Chassis
side

y

r

CN2

t
y

r

!0

t
Panel
side

10

Fig. 3-2

Fig. 3-4

KRK-10 rear panel

NX-800
INSTALLATION
■ Connect the KRK-10 main panel to the rear panel
with the cable
10. Install the molded cover ( !3 ) over the connector on the
main panel and secure it with two screws ( !4 ).
11. Insert the other 14-pin connector of the cable into the
connector (CN4) of the interface unit (B/2) of the rear
panel. ( !5 )
12. Secure the cable bush on the rear panel and fit the waterproof packing (orange) ( !6 ) securely over top.
13. Install the molded cover ( !7 ) over the connector on the
rear panel and secure it with two screws ( !8 ).

8. Insert one 14-pin connector of the cable (E30-7514-15)
into the connector (CN3) of the interface unit (A/2) of the
main panel. ( !1 )
Note : Insert the connector that has a sticker onto the
cable to the connector of the main panel.
9. Secure the cable bush on the main panel and fit the waterproof packing (orange) ( !2 ) securely over top.
CN4

!8
!5

Note : A cable can be connected from the left side as shown
in the Figure 3-5 or from right side.
However, the 14-pin connector must be connected to correct
direction.

!8

!7
!6
Sticker
KRK-10
rear panel

CN3

!1
!2

!4

KRK-10
main panel

!3
Sticker

!4

!2

Fig. 3-5

(Right side)

4. Voice Guide & Storage Unit
(VGS-1 : Option)
4-1. Installing the VGS-1 unit in the transceiver
1. Remove the cabinet, top packing and shielding plate of the
transceiver.
2. Attach two cushions to VGS-1 as shown in Figure 4. ( q )
Note : Be sure not to cover the connector with the bottom
cushion.
3. Insert the VGS-1 connector (CN1) into the TX-RX unit (A/2)
connector (CN595). ( w )
Note : You must setup using the KPG-111D.

q

Cushion
(G13-1994-04)
20 x 30 x 12 mm
VGS-1
CN1
Cushion
(G13-1992-04)
21 x 21 x 2.5 mm

w

CN595

Fig. 4
11

NX-800
INSTALLATION
5. External Speaker (Option)
5-1. KES-3
The KES-3 is an external speaker for the 3.5-mm-diameter
speaker jack.

■ Connection Procedure
Insert the crimp terminal into the Square plug supplied
with the KAP-2.

■ Connection Procedure
1. Connect the KES-3 to the 3.5-mm-diameter speaker jack
on the rear of the transceiver.

Black/White
lead

4
Square plug
(E59-0419-05)

5
Black lead

Insulating cover
(F29-0481-15)

Fig. 5-3
Fig. 5-1
5-2. KES-5 or KES-6
External speaker KES-5 or KES-6 can be installed for KAP2. If KES-5 or KES-6 is installed, it can be set by changing the
CN1 short pin from pins 4 and 5 to pins 5 and 6 on the KAP-2.

2

3

4

5

6

Pin No.

Color

Name

Red

Set Up

2

Blue

GND

4-5

INT. SP or KES-3

3

Yellow

OSP

5-6

KES-5 or KES-6

4

Green

ESP

5

Brown

GND

6

Black

HR1

When you use the KES-5 or KES-6, plug the short pin to
pins 5 and 6 on the KAP-2.
When you use the INT. SP or KES-3, plug the short pin to
pins 4 and 5 on the KAP-2.

CN1

INT. SP
or
KES-3

EXT

INT

HR2

HR1

KAP-2 unit

6

KES-5
or
KES-6

Short pin

Fig. 5-2

12

1

1

KAP-2 CN1 Connect

1

■ KAP-2 Cable (E37-1113-15) 6-pin Connector

HR2

NX-800
INSTALLATION
6. GPS Receiver Connection
6-1. Installing the GPS receiver
1. Remove the cabinet, top packing and shielding plate of the
transceiver.
2. Remove the front panel from the transceiver.
3. Attach two cushions to the top of the GPS receiver.
4. Attach the GPS receiver to the shield case with two cushions as shown in Figure 6-2.
5. Solder each lead of the GPS receiver to a necessary location of each landing on the component side of the TX-RX
unit (A/2).
6. Place the GPS antenna cable in the hollow at the rear of
the chassis. (Fig. 6-2 q )
Note : If the GPS receiver is installed, cut the base of the
convex tab of the top packing with a pair of nippers, or
similar tool. (Fig. 6-3 w )
If the convex tab of the top packing is cut off, the water
proofing property is no longer guaranteed.

3M Double coated cushion
No. 4016 (or No. 4416)
30 x 25 mm

GPS receiver

3M Double coated cushion
No. 4016 (or No. 4416)
30 x 25 mm

q

Note : You must setup using the KPG-111D.

Fig. 6-2
GPS receiver

TX-RX unit (A/2)
Solder land
OPT10
OPT11
AGND
26P_RD
26P_TD
TXD2
RXD2
OPT1
OPT3
OPT4
OPT5
5V_1
DTI
OPT8
TXO
OPT7
OPT2
OPT9
RXEO
TXI
RXEI
OPT6
POW
33V
5V_2
DGND

Fig. 6-1

w
Fig. 6-3

13

NX-800
INSTALLATION
6-2. Installing the GPS receiver together with the VGS-1
1. Remove the cabinet, top packing and shielding plate of the
transceiver.
2. Remove the front panel from the transceiver.
3. Attach a cushion to the bottom of the VGS-1 as shown in
Figure 6-5.
Note : Be sure not to cover the connector with the cushion.
4. Insert the VGS-1 connector (CN1) into the TX-RX unit (A/2)
connector (CN595).
5. Perform step 3 to 6 of “6-1. Installing the GPS receiver”
described on page 13.
Note : You must setup using the KPG-111D.

CN1

CN595

Fig. 6-4

14

VGS-1

GPS receiver

TX-RX unit (A/2)
Solder land
OPT10
OPT11
AGND
26P_RD
26P_TD
TXD2
RXD2
OPT1
OPT3
OPT4
OPT5
5V_1
DTI
OPT8
TXO
OPT7
OPT2
OPT9
RXEO
TXI
RXEI
OPT6
POW
33V
5V_2
DGND

GPS receiver

Fig. 6-5

NX-800
DISASSEMBLY FOR REPAIR
■ Removing the speaker hardware fixture
(J21-8481-03) and holder (J19-5485-02)

1. Precautions on Disassembly
■ TX-RX PCB (TX-RX unit A/2) Disassembly
1. Remove all screws and antenna terminals on the TX-RX
PCB.
2. Rotate the bush of the power supply cable 90 degrees
counterclockwise as viewed from the rear of the chassis
( q ) and remove the power supply cable from the chassis
( w ).
3. When the speaker phone jack is pushed up, using your
finger, from the rear of the chassis ( e ), the TX-RX PCB is
removed from the chassis.
Note : The TX-RX PCB and D-sub PCB (TX-RX unit B/2) are
connected with a flat cable. Remove them carefully.
4. Turn the TX-RX PCB over and remove the flat cable from
the connector (CN600). ( r )
5. Remove the TX-RX PCB from the chassis.

1. Remove the speaker lead from the holder hook. ( q )
2. Remove the speaker connector from the display unit connector (CN902). ( w )
3. When removing the speaker hardware fixture, insert a flathead screwdriver at the position shown in Figure 2-1 and
tilt it in the direction shown by the arrow. ( e )
4. To remove the holder, insert a flat-head screwdriver into
tab of the holder and tilt it in the direction shown by the
arrow. ( r )

q

q

e
CN902

w
w

Fig. 2-1

Fig. 1-1

e

Fig. 1-2

r

r
Fig. 2-2

CN600

Fig. 1-3

15

NX-800
DISASSEMBLY FOR REPAIR
2. Precautions on Reassembly
■ TX-RX PCB (TX-RX unit A/2) Reassembly

w

1. With the TX-RX PCB turned over, insert the flat cable from
the D-sub PCB (TX-RX unit B/2) into the connector
(CN600) on the TX-RX PCB.
2. Place the TX-RX PCB at its original position, tilt the TX-RX
PCB and install the chassis as shown in Figure 3.

q

Fig. 4-1

CN403

Fig. 3
■ FINAL shield case (F10-2489-03) installation
procedure

IC715

Black

1. Place the shield case on the final section of the TX-RX unit
(A/2).
2. The shield case is installed on the positioning boss of the
chassis by pushing down on “PUSH2” (on the shield case)
while pushing “PUSH1” (stamped on two parts on the
shield case) to the right.

IC403

Red

■ Power supply cable installation procedure
1. Pass the power supply cable through the chassis hole
( q ) as shown in Figure 4-1 and insert the bush into the
chassis hole.
2. Rotate the bush of the power supply cable 90 degrees
clockwise as viewed from the rear of the chassis. ( w )
3. Align the ignition sense connector (yellow) of the power
supply cable around the chemical capacitor (C401) and
connect it to the TX-RX unit (A/2) connector (CN403).
4. Align the + (positive) terminal of the power supply cable
(red) as shown in Figure 4-2 and fix it to the terminal strip
with a screw.
5. Align the – (negative) terminal of the power supply cable
(black) as shown in Figure 4-2 and fix it to the terminal strip
with a screw.

C401

Fig. 4-2
■ Top packing installation procedure
1. Place the top packing over the shielding plate.
2. Fit the convex tab of the top packing into the hollow of the
chassis. ( q )
3. Fit the chassis into the groove of the top packing. ( w )
Verify that the top packing is in close contact with the
chassis.

w

q

Fig. 5
16

NX-800
DISASSEMBLY FOR REPAIR
■ D-sub cap installation procedure
To improve water resistance, fit the D-sub cap into the Dsub terminal hardware fixture of the transceiver in the following order:

w
q

1. Fit the left side ( q ) of the D-sub cap into the hardware
fixture.
2. Fit the right side ( w ) of the D-sub cap into the hardware
fixture.
3. Fit the center ( e ) of the D-sub cap into the hardware fixture.
Verify that the D-sub cap is in close contact with the hardware fixture.

Fig. 7-1

q

Spacer
Speaker

w

e

Speaker holder

r

e

Fig. 7-2

Fig. 7-3

Fig. 6
■ Installing the holder (J19-5485-12) and speaker
hardware fixture (J21-8481-03)
1. Insert two tabs of the holder (J19-5485-12) into the hollows in the top of the panel. ( q )
2. Push the two tabs of the holder in on the opposite side of
those in step 1 above and fit them into the hollow in the
bottom of the panel. ( w )
Note : Push in the holder until it snaps in place.
3. Install the speaker holder onto the panel. ( e )
Note : To improve water resistance, fit the panel into the
groove of the holder.
4. Place the speaker into the speaker holder.
Note : The speaker must not ride on the holder rib.
5. Place the spacer on the speaker.
6. Insert the hardware fixture (J21-8481-03) into the hollow
of the panel as shown in Figure 7-3, then push two parts
of the hardware fixture and fit it into the hollow of the top
of the panel. (Fig. 7-3 r )
Note : Push in the hardware fixture until it snaps in place.
7. Insert the speaker connector into the display unit connector (CN902).
8. Place the speaker lead on the holder hook.

■ Removing the lithium cell (W09-0971-05)
Insert a screwdriver to groove of one side of the socket
(CN405) and pry the lithium cell up from the socket.

Fig. 8
■ Installing the lithium cell (W09-0971-05)
Insert a lithium cell into one side of the socket (CN405).
Push the lithium cell to insert the lithium cell into the
socket.

Fig. 9
17

NX-800
CIRCUIT DESCRIPTION
1. Overview

2. Frequency Configuration

NX-800 is a UHF Mobile transceiver designed to operate in
the frequency range of 450 to 520MHz. The unit consists of
receiver, transmitter, phase-locked loop (PLL) frequency synthesizer, base band parts, power supply, and control circuits.

The receiver is a double-conversion super heterodyne
using first intermediate frequency (IF) of 58.05MHz and second IF of 450kHz. Incoming signals from the antenna are
mixed with the local signal from the PLL circuit to produce
the first IF of 58.05MHz. This is then mixed with the
57.6MHz second local oscillator output to produce the
450kHz second IF. The transmit signal frequency is
generated by the PLL VCO, and modulated by the signal from
the DSP. It is then amplified and fed to the antenna.
CF
450kHz

ANT
TX/RX:450~520MHz

RF
AMP

SP

MCF
MIX
IF AMP

58.05MHz
19.2MHz

Base band Circuit

1st MIX
ANT
SW

x3

VCTCXO
57.6MHz
391.95~
461.95MHz
PA
AMP

TX
AMP

PLL
VCO

450~520MHz

Fig. 1

AF
AMP

MIC
MIC
AMP

Frequency configuration

3. Receiver System
3-1. RF circuit

3-2. First Mixer

The front-end circuit consists of former BPF (D212, D213),
RF amplifier Q210, and latter BPF (D207, D208, D209 and
D210).
The BPF covers frequency ranges 450 to 520MHz.
The latter BPF (D207, D208, D209 and D210) attenuates
the unwanted signals, and sends only the necessary signal to
the first mixer.

The signal from the BPF is heterodyned with the first local
oscillator signal from the PLL frequency synthesizer circuit at
the first mixer DBM (IC204) to become a 58.05MHz first
intermediate frequency(IF) signal.
The first IF signal is fed through a monolithic crystal
filter(XF202) to further remove spurious signals.

-118dBm

-120.5dBm

ANT
D212,D213

-114.5dBm

RF AMP
Q210

BPF

D207~D210

-112.5dBm

1st MIX DBM
IC204

BPF

MCF

Buff AMP Buff AMP Buff AMP
Q9
Q10
Q208
RX
VCO

BPF
0dBm

0dBm

Fig. 2

18

XF202

-104dBm
IF AMP IF AMP
Q205
Q204

FM SYSTEM IC
IC202

NX-800
CIRCUIT DESCRIPTION
3-3. IF circuit
The second IF signal is passed through the ceramic filter
(CF201, CF202) to reject the adjacent channel signal. The
filtered second IF signal is amplified by AGC amplifier.
The signal from AGC amplifier is input to AD converter
(IC510) through ceramic filter (CF203) and operational amplifier (IC201 and IC704).

The first IF signal is passed through a four-pole monolithic
crystal filter (XF202) to reject adjacent channel signal. The
filtered first IF signal is amplified by the first IF amplifier
(Q204, Q205) and then applied to the lF system IC (IC202).
The IF system IC provides a second mixer, AGC amplifier,
and RSSI (Received Signal Strength Indicator).
The second mixer mixes the first IF signal with the
57.6MHz of second local oscillator output and produces the
second IF signal of 450kHz.
ANT

CF203
IC202
MIX. AGC

RF Circuit (Front end)

IC201

BPF

2nd OSC
Q203

X1
VC
TCXO

x3

19.2MHZ

IC704

IC701
IC510

IC707

IC711
(2/2)

SW

BPF
CF201
CF202

IC712

Q710

VOL

MUTE
SW

IC715
INT. SP
AF AMP

IC502
DSP

AMT

INAMT

EXT. SP

SW
Q709

Fig. 3

3-4. Audio amplifier circuit

3-5. Squelch Circuit

Audio processing (high-pass filter, low-pass filter, deemphasized and so on) at FM mode and decoding at NXDN
mode are processed by DSP. Audio signal from IC510, IC502
goes through the amplifier (IC701). The signal then goes
through mute switch (IC707), amplifier (IC711), and electronic volume control (IC712).
While busy, INAMT becomes High, turn switch (Q709) on
and Mute switch (Q710) off, and signal is fed to AF Power
Amp (IC715). While Non-busy, INAMT is become Low, turn
switch (Q709) off and Mute switch (Q710) on, then there is
not AF output.

It amplifies the demodulated noise signal from IC202 after
filtering through BPF circuit. Then, the amplified signal is converted to DC signal by the detection circuit. The converted
signal is fed back to IC510.
IC705(2/2)
FMDET
IC202
BPF

Q702

D703

AMP

RECT

IC705(1/2)
ASQDET
AMP
IC510
IC203(1/2)
AMP

VAGC

IC203(2/2)
AMP

RSSI

Fig. 4

19

NX-800
CIRCUIT DESCRIPTION
4-2. Base Band Circuit

4. Transmitter System

The audio signal output from the base band circuit is converted to digital data of a sampling frequency of 48 kHz. This
digital data is sent to the DSP (IC502), and voice signals of
300Hz or lower and frequencies of 3kHz or higher are cut off
and an audio range 300Hz to 3kHz is extracted. The audio
signal is then pre-emphasized in FM mode and synthesized
with the signals, such as QT and DQT, as required, and is
then output from the IC510. In Digital mode, the audio signal
is converted to the 4-Level FSK base band signal and output
from the IC510. The DTMF and MSK base band signals are
also generated by the DSP and output by the IC510.
LPF (IC702) works as smoothing filter. The DAC (IC712)
assigns the base band signal to the VCO and VCTCXO (X1).
At this time, the level output according to the transmit carrier
is fine-adjusted according to each modulation method.

4-1. Audio Band Circuit
The signal from the microphone goes through the mute
switch (Q706), the Mic-Mute signal (MM) becomes Low,
then mute switch (Q706) is turned off. The signal from microphone goes through Mic-AGC (Q704, Q705, D704, D705),
and goes through switch IC (IC708), and amplified by MicAmp IC706 (1/2), LPF IC706 (2/2) works as anti-aliasing filter.
If an optional scrambler board is installed, the switch
(IC708) adjusts the signal path so that the audio signal is input
to the scrambler board.

Optional Scrambler Board
IC502 DSP
D703,D704
INT. MIC Q707 Q705,Q706
SW

IC708

AGC

MM

IC706(1/2) IC706(1/2)

SW

AMP

LPF

SCSW

IC702(2/2) IC702(1/2) IC709(1/2)
LPF

IC510

LPF

AMP

IC712

X1

AMP

VCTCXO

AMP

VCO

IC5(2/2)

Fig. 5
4-3. Drive and Final amplifier

IC1

D108, D109 and D110. Diodes D108, D109 and D110 apply a
voltage to DC amplifier IC103 (1/2).
IC103 (2/2) compares the APC control voltage (PC) generated by microprocessor IC510 and DC amplifier IC101 (1/2,
2/2) with the detection output voltage from IC103 (1/2) to
control the Vgg Pin of IC102, and stabilizes transmission output.
The APC circuit is configured to protect over-current of the
power module due to fluctuations of the load at the antenna
end and to stabilize transmission output at voltage and
temperature variations.

The transmit signal obtained from the TX VCO buffer amplifier Q9, is amplified to approximately +17dBm by the driver
amplifiers Q10, Q101 and Q102.
This amplified signal is passed to the power amplifier
module(power module)IC102, which consists of a MOS-FET
amplifier and capable of transmission output power.

4-4. APC circuit
The Automatic transmission power control (APC) circuit
stabilizers the transmitter output power at a predetermined
level by detecting the power module output with a diodes
0dBm

+17dBm
ANT

Buff AMP Drive AMP Drive AMP Drive AMP
Q9
Q10
Q101
Q102
MOD

Final AMP D103,D106,
IC102
D216
SW

TX VCO
Gate
bias

MB

20

VCTCXO
19.2MHz

PC
MP

Fig. 6

DC
AMP

DC
AMP

IC101

IC103

ANT Filter

D108 D109 D110
DET
DET
DET

NX-800
CIRCUIT DESCRIPTION
5-3. PLL IC (IC3)

5. PLL Frequency Synthesizer

PLL IC compares the differences in phases of the VCO
oscillation frequency and the VCTCXO reference frequency,
returns the difference to the VCO CV terminal and realizes
the "Phase Locked Loop" for the return control. This allows
the VCO oscillation frequency to accurately match (lock) the
desired frequency.
When the frequency is controlled by the PLL, the
frequency convergence time increases as the frequency
difference increases when the set frequency is changed. To
supplement this, the CPU is used before control by the PLL
IC to bring the VCO oscillation frequency close to the desired
frequency. As a result, the VCO CV voltage does not change
and is always stable at approx. 3.0V.
The desired frequency is set for the PLL IC by the CPU
(IC510) through the 3-line "SDO1", "SCK1", "PCS_RF" serial
bus. Whether the PLL IC is locked or not is monitored by the
CPU through the “PLD” signal line. If the VCO is not the
desired frequency (unlock), the "PLD" logic is low.

5-1. VCTCXO (X1)
VCTCXO (X1) generates a reference frequency of
19.2MHz for the PLL frequency synthesizer. This reference
frequency is applied to pin 9 of the PLL IC (IC3) and
connected to IF circuit as a 2nd local signal through Tripler.
The VCTCXO oscillation frequency is determined by DC
voltage of VC terminal. The VC voltage is fixed to 1.65V by R1
and R2, and supplied to VC terminal through IC2. Modulation
signal is also fed to VC terminal through IC2.
The frequency adjustment is achieved by switching the
ratio of dividing frequency that is not adjusted by the DC
voltage impressed to VC. The resolution of adjusting frequency is approximately 4Hz.

5-2. VCO
There is a RX VCO and a TX VCO.
The TX VCO (Q6) generates a transmit carrier and the RX
VCO (Q5) generates a 1st local signal. For the VCO oscillation
frequency, the transmit carrier is 450 to 520 MHz and the 1st
local signal is 391.95 to 461.95MHz.
The VCO oscillation frequency is determined by one system of operation switching terminal "T/R" and two systems of
voltage control terminals "C/V" and "V-assist".
The operation switching terminal, "T/R", is controlled by
the control line (/T_R) output from the CPU (IC510). When
the /T_R logic is low, the VCO outputs the transmit carrier
and when it is high, it outputs a 1st local receive signal.
The voltage control terminals, "CV" and "V-assist", are
controlled by the PLL IC (IC3) and CPU (IC510) and the output
frequency changes continuously according to the applied
voltage. For the modulation input terminal, "VCO MOD", the
output frequency changes according to the applied voltage.
This is used to modulate the VCO output. "VCO MOD" works
only when "/T_R" is low.

VC
TCXO

Q5,Q6
D3,D4
D7~D12
D14

IC3
PLL

The connection destination of the signal output from the
buffer amplifier (Q10) is changed with the diode switch
(D101) that is controlled by the transmission power supply,
80T, and the diode switch (D205) that is controlled by the
receive power supply, 50R. If the 80T logic is high, it is connected to a send-side pre-drive (Q101). If the 80T logic is
low, it is connected to a local amplifier (Q208).

Loop
Filter

SDO1
SCK1
/PCS RF

VCO

Q9

Q10

D101,D205

BUFF
AMP

BUFF
AMP

T/R
SW

50C

80T
50R
to Local Amplifier

X1
19.2MHz

5-4. Local Switch (D101, D205)

CV
BUFF
AMP

VCO MOD
IC5

150C

Q3

Q1
Ripple
Filter

50C

to TX stage

IC4

ASSIST
LPF

Fig. 7

21

NX-800
CIRCUIT DESCRIPTION
6. Control Circuit
The control circuit consists of CPU (IC510) and its peripheral circuits. IC510 mainly performs the following;
1) Switching between transmission and reception by PTT
signal input.
2) Reading system, zone, frequency, and program data
from the memory circuit.
3) Sending frequency program data to the PLL.
4) Controlling squelch on/off by the DC voltage from the
squelch circuit.
5) Controlling the audio mute circuit by decode data input.

6-1. CPU
The CPU (IC510) is 32bit RISC processor, equipped with
peripheral function and ADC/DAC.
This CPU operates at 18.432MHz clock and 3.3V /1.5V DC.
Controls the flash memory, SRAM, DSP, the receive circuit,
the transmitter circuit, the control circuit, and the display
circuit and transfers data to or from an external device.

6-2. Memory Circuit
Memory circuit consists of the CPU (IC510) and the SRAM
(IC503), the flash memory (IC501). The flash memory has
capacity of 32Mbit that contains the transceiver control
program for the CPU and stores the data. It also stores the
data for transceiver channels and operating parameter that
are written by the FPU. This program can be easily written
from external devices. The SRAM has capacity of 1Mbit that
contains work area and data area.
■ Flash memory
Note: The flash memory stores the data that is written by the
FPU (KPG-111D), tuning data (Deviation, Squelch, etc.), and
firmware program.
■ SRAM (static memory)
Note: The SRAM has temporary data area and work area.
When the power supply is off, it is backed up by an internal
secondary lithium battery. Therefore, the save data does not
break.
■ Real-time clock
The clock function is based on real-time clock IC (IC504).
When the power supply is off, it is backed up by an internal
secondary lithium battery

6-3. Display Unit
The display unit is composed of the CPU (IC911) and the
memory IC (IC913), and the LCD & Key backlight etc.
The LCD Ass’y (with LCD Driver) is controlled using the
bus lines on the connector (CN905) of the display unit. It
corrects the LCD contrast voltage using IC909.

22

6-4. Key Detection Circuit
Keys are detected using Key scan circuit in IC911. The /KI*
and KO* signals that are normally pulled up go low when any
key is pressed.

6-5. DSP
The DSP circuit consists of a DSP (IC502) and processes
the base band signal. The DSP operates on an external clock
of 18.432MHz (the same as the IC510), the I/O section operates at 3.3V and the core section operates at 1.5V. The DSP
carries out the following processes:
• 4Level FSK processing
• Analog FM pre-emphasis/de-emphasis
• Vocoder processing between audio codec and modulation/demodulation
• CAI processing, such as error correction encoding
• QT/DQT encoding/decoding
• DTMF encoding/decoding
• MSK encoding/decoding
• 2TONE encoding/decoding
• Compressor/expander processing
• Voice scrambler processing
• Transmit/receive audio filtering processing
• Microphone amplifier AGC processing
• Audio mute processing
• Modulation level processing

7. Power Supply Circuit
+B is connected to Final amplifier and DC/DC converter IC
(IC405). IC405 regulates +B voltage to 5.0V (50M). 50M
operates whenever +B is supplied. IC402 (33M), IC408 (33A)
and IC409 (15M) are enabled while the 50M are operating.
33M and 15M provide the power to CPU, DSP, and Flash
memory. At this time CPU starts working. Voltage detector
IC (IC401) watches +B voltage. If +B voltage is higher than
8.6V, IC401 (/BINT) outputs High. If the /BINT signal is high,
Q404 (SB SW) is turned on by SBC signal from CPU. (High :
SB=ON, Low : SB=OFF). When the SB is turned on, IC403
(80C), IC404 (50C), IC406 (33C), IC407 (33GPS) and IC410
(150C) start working. Q416 and Q412 are controlled by SBC
signal. If the SBC signal becomes High, Q416 (33A-2) operates and Q412 (50MC SW) are turned on.
The CPU controls the TXC signal to High during transmission to supply power (80T) for transmission circuit. The CPU
controls the signals (RXC) to High during reception to supply
power (80R, 50R) for reception circuit.
When the CPU detects the PSW (Power switch) signal,
IGN (Ignition sense) signal or /BINT signal, it controls the SBC
signal to Low, and turns the transceiver power (SB) off.
When D401 and Q401 detect over-voltage condition, they
turns Q404 (SB SW) off. But the CPU still works.
If +B is not provided to the transceiver, the power is
provided to SRAM and RTC through the secondary battery
connected with CN405.

NX-800
CIRCUIT DESCRIPTION
+B

+B
F401

SB

Q404
SB SW

5A

F501

SB

80C

IC403
AVR
Q401
INV

IC405
DC/DC

Q412
50MC SW

IC407
80T SW

/OVRB
50MC

33A

Q416
SW

33A-2

/BINT

D_Sub 25Pin connector

33M
IC409
AVR
Q411
33BU SW

15M

Internal Option
Display Block
TX circuit
TXC

80R

RX circuit
RXC

ASIC (Analog)
IC410
DC/DC

150C

IC404
AVR

50C

Q409
50R SW

50R

IC406
AVR

33C

Assist, Tune circuit

Audio circuit

SBC
IC402
AVR

80T

RS-232C Driver
Q408
80R SW

IC408
AVR

IC401
DET

Audio Amp, Display Block
PA connector

2A

SBC

D401
DET

Final Amp

ASIC, DSP I/O
Flash memory

VCO, Internal Option,
I/O expander, FM IC

RX circuit

ASIC, DSP core
RXC

33BU

SRAM, RTC

TCXO, PLL

CN405
IC407 33GPS
AVR
IC506
DET

Internal Option

CPU Reset

Fig. 8

8. Signaling Circuit

9. Compander Circuit

8-1. Encode (QT/DQT/DTMF/MSK/2TONE)

The term “compander” means compressor and expander.
The compander reduces noise by utilizing a compressor and
an expander. The NX-800 contains DSP (IC502) to perform
this operation. The NX-800 compander can be turned on or
off using the FPU.

Each signaling data signal of QT, DQT, DTMF and MSK is
generated by the DSP circuit, superposed on a modulation
signal and output from IC510. The modulation balance of the
QT/DQT signal is adjusted by the D/A converter (IC712) and
the resulting signal is routed to the modulation input of the
VCO and VCTCXO (X1). The each deviation of the TX QT,
DQT, DTMF and MSK tone is adjusted by changing the output level of the IC510 and the resulting signal is routed to
VCO and VCXO. The RX DTMF tone is routed to the receive
audio signal system, and is output from the speaker.

8-2. Decode (QT/DQT/DTMF/2TONE/MSK)
The audio signal is removed from the FM detection signal
sent to the DSP circuit and the resulting signal is decoded.

23

NX-800
COMPONENTS DESCRIPTION
Display unit (X54-3640-10)
Ref. No.

24

Part Name

TX-RX unit (X57-7390-10) : NX-800
Description

Ref. No.

Part Name

Description

IC901

MOS-IC

AFO/BLC SW

IC1

MOS-IC

Temp sensor

IC902

MOS-IC

AF Buffer AMP (AFO)

IC2

MOS-IC

Buffer AMP (TCXO modulation)

IC903

MOS-IC

Voltage regulator (5C)

IC3

MOS-IC

PLL IC

IC904

MOS-IC

Voltage regulator (33C)

IC4

MOS-IC

Buffer AMP (VCO tune)

IC905

MOS-IC

Bus Buffer (TXD0)

IC5

MOS-IC

VCO modulation/Buffer AMP (CV)

IC906

MOS-IC

DC/DC Converter (N100C)

IC101

MOS-IC

Auto Power Control

IC907

MOS-IC

Dual Bus Buffer (RXD0/RXD1)

IC102

MOS-IC

Final AMP (RF Power Module)

IC908

MOS-IC

AND Gate (TXD1/RXD0)

IC103

MOS-IC

Auto Power Control

IC909

MOS-IC

Buffer AMP (LCD Contrast ADJ)

IC201

MOS-IC

Buffer AMP (2nd IF DET)

IC910

MOS-IC

Bus Buffer (D0-D7)

IC202

ANALOGUE IC

IF IC

IC911

MOS-IC

MCU

IC203

MOS-IC

Buffer AMP (RSSI/VAGC)

IC912

MOS-IC

Bus Buffer (A1-A2)

IC204

MOS-IC

1st Mixer

IC913

ROM IC

Flash ROM

IC205

MOS-IC

Buffer AMP (BPF tune)

Q901

FET

AFO SW

IC206

MOS-IC

Buffer AMP (BPF tune)

Q902

TRANSISTOR

HK/RXD0 SW

IC401

MOS-IC

Voltage Detector (BINT)

Q904

TRANSISTOR

HK/RXD0 SW

IC402

MOS-IC

Voltage regulator (33M)

Q905

TRANSISTOR

TX/RX LED (TX)

IC403

MOS-IC

Voltage regulator (80C)

Q906

TRANSISTOR

TX/RX LED (BUSY)

IC404

MOS-IC

Voltage regulator (50C)

Q908

TRANSISTOR

LCD BACK LIGHT SW

IC405

ANALOGUE IC

DC/DC Converter (50M)

Q909

TRANSISTOR

DIMER SW (LCD BACK LIGHT)

IC406

BI-POLAR IC

Voltage regulator (33C)

Q910

TRANSISTOR

LCD BACK LIGHT SW

IC407

MOS-IC

Voltage regulator (33GPS)

Q911

FET

DIMER SW (LCD BACK LIGHT)

IC408

MOS-IC

Voltage regulator (33A)

Q913

FET

LCD RESET SW

IC409

MOS-IC

Voltage regulator (15M)

D901

VARISTOR

Surge absorption (DM/KVL)

IC410

ANALOGUE IC

DC/DC Converter (150C)

D902

VARISTOR

Surge absorption (HK/RXD)

IC501

ROM IC

FLASH ROM

D903

ZENER DIODE

OVER DC Supply protection

IC502

MCU

DSP(BGA)

D904

VARISTOR

Surge absorption (BLC/AFO)

IC503

SRAM IC

SRAM(BGA)

D906

VARISTOR

LINE protection (SB)

IC504

MOS-IC

RTC

D907

ZENER DIODE

OVER DC Supply protection

IC505

MOS-IC

DELAY

D908

DIODE

KEY MATRIX

IC506

MOS-IC

RESET(CPU)

D910

DIODE

Reverse Current Prevention (HK/RXD)

IC507

MOS-IC

Bus Buffer (BFSX2)

D911,912

DIODE

KEY MATRIX

IC508

MOS-IC

Buffer AMP (18.432MHz)

D913

DIODE

LINE protection (PTT/TXDO)

IC509

MOS-IC

Bus Buffer (BER CLK/BER DATA)

D914

LED

TX/RX LED

IC510

MOS-IC

MCU (BGA)

D915~926 LED

LCD BACK LIGHT

IC511

MOS-IC

AND (PCS_RF/HD2)

D927~936 LED

KEY BACK LIGHT

IC512

MOS-IC

LEVEL SHIFT (AND ITXD1/SCTXD)

D937

LEVEL SHIFT (PRST)

IC513

MOS-IC

Buffer AMP (TXD2)

IC514

MOS-IC

LEVEL SHIFT (I2CCK/I2CDT)

IC515

MOS-IC

LEVEL SHIFT (TXDO/RTSO)

DIODE

NX-800
COMPONENTS DESCRIPTION
Ref. No.

Part Name

Description

Ref. No.

Part Name

Description

IC516

MOS-IC

LEVEL SHIFT (RXDO/CTSO)

Q402

TRANSISTOR

DC SW (SB)

IC517

MOS-IC

I/O EXPANDER

Q403

TRANSISTOR

DC SW (IGN)

IC518

MOS-IC

RS-232C Driver

Q404

FET

DC SW (SB)

IC701

MOS-IC

LPF (RXAF)

Q405

TRANSISTOR

DC SW (SCTAM1)

IC702

MOS-IC

LPF (MOD)

Q406

FET

DC SW (33BU)

IC703

MOS-IC

LPF (APC/DEO)

Q407

TRANSISTOR

DC SW (80T)

IC704

MOS-IC

Buffer AMP (2nd IF DET)

Q408

TRANSISTOR

DC SW (80R)

IC705

MOS-IC

BRF/Buffer AMP (SQ)

Q409

TRANSISTOR

DC SW (50R)

IC706

MOS-IC

LPF/SUM AMP

Q410

TRANSISTOR

DC SW (50MC)

IC707

MOS-IC

RXAF/RXEI SW

Q411

TRANSISTOR

DC SW (33BU)

IC708

MOS-IC

AF SW(TXO/TXI)

Q412

TRANSISTOR

DC SW (50MC)

IC709

MOS-IC

SUM AMP

Q413

TRANSISTOR

DC SW (80T)

(AI/TONE/MI1 MI2) / (MOD/DI)

Q414

TRANSISTOR

DC SW (80R)

IC710

MOS-IC

AF SW (AI TONE OPT9/VREF)

Q415

TRANSISTOR

DC SW (50R)

IC711

MOS-IC

SUM AMP (AF) / VREF

Q416

FET

DC SW (33A-2)

IC712

MOS-IC

DAC

Q417

FET

DC SW

IC713

MOS-IC

AO SW

Q501

FET

DC SW

IC714

MOS-IC

AFO Buffer

Q701

FET

SW (W/N)

IC715

ANALOGUE IC

AF Power AMP

Q702

TRANSISTOR

Noise AMP

Q1

TRANSISTOR

Ripple filter

Q703

FET

TONE SW

Q3

TRANSISTOR

Buffer AMP (PLL Fin)

Q704

TRANSISTOR

LIMIT

Q4

TRANSISTOR

Ripple filter

Q705

TRANSISTOR

LIMIT

Q5,6

FET

VCO

Q706

FET

MUTE (MI1)

Q7,8

FET

T/R SW (VCO)

Q707

FET

MUTE (MI2)

Q9

TRANSISTOR

Buffer AMP (VCO)

Q708

TRANSISTOR

OPT10 SW

Q10

TRANSISTOR

Buffer AMP (RF)

Q709

TRANSISTOR

DC SW

Q11

FET

Buffer AMP (19.2MHz)

Q710

TRANSISTOR

AF MUTE

Q101

TRANSISTOR

RF Pre-Drive AMP

Q901,902

TRANSISTOR

DC SW (AUXO1, AUXO2)

Q102

TRANSISTOR

RF Drive AMP

D2

DIODE

Bypass diode

Q105

TRANSISTOR

SW (RF Pwer H/L)

D3,4

VARIABLE

Frequency control

Q106

FET

SW (RF Pwer H/L)

Q201

TRANSISTOR

SW (W/N)

Q202

TRANSISTOR

SW (W/N)

Q203

TRANSISTOR

2nd Local buffer AMP (X3)

Q204

TRANSISTOR

1st IF AMP

Q205

TRANSISTOR

1st IF AMP

D21

DIODE

2nd Local SW

Q208

TRANSISTOR

Buffer AMP (Local)

D101

DIODE

T/R SW

Q210

TRANSISTOR

LNA

D102

ZENER DIODE

PM DRAIN BAIAS protection

Q212

TRANSISTOR

SW (W/N)

D103

DIODE

Antenna switch

Q401

TRANSISTOR

SW (OVER DC Supply protection)

D106

DIODE

Antenna switch

CAPACITANCE DIODE
D7~12

VARIABLE

Frequency control

CAPACITANCE DIODE
D14

VARIABLE

TX modulation

CAPACITANCE DIODE

25

NX-800
COMPONENTS DESCRIPTION
Ref. No.

Part Name

Description

Part Name

Description

D108~10

DIODE

Power Det

D903

DIODE

Line protection (AUXIO1)

D201,202

DIODE

CF SW (W/N)

D904

DIODE

Line protection (AUXIO2)

D205

DIODE

T/R SW

D905,906

ZENER DIODE

OVER DC Supply protection

Vari-Cap tune

D907

DIODE

Line protection (AUXIO3)

D908

DIODE

Line protection (AUXIO4)

D909

DIODE

Reverse Current Prevention (SB)

D910

ZENER DIODE

OVER DC Supply protection

D207~210 VARIABLE
CAPACITANCE DIODE
D212,213

VARIABLE

Vari-Cap tune

CAPACITANCE DIODE
D216

DIODE

Antenna switch

D911

DIODE

Line protection (AUXIO8)

D401

ZENER DIODE

OVER DC Supply protection

D912

DIODE

Line protection (AUXIO5)

D403

DIODE

Reverse Current Prevention

D913

DIODE

Reverse Current Prevention (SB)

D404

VARISTOR

Surge absorption

D914

ZENER DIODE

OVER DC Supply protection

D405

DIODE

Reverse protection

D406

DIODE

Reverse Current Prevention (BLVL)

D407

DIODE

DC/DC Converter (50M)

D408

DIODE

Reverse Current Prevention
(OR 33M/SBC_2)

D409

DIODE

DC/DC Converter (50M)

D410

DIODE

Reverse Current Prevention
(Buck UP Battery)

D411

DIODE

Reverse Current Prevention (33BU)

D412

DIODE

Discharge (33H, 33A, CE)

D501,502

DIODE

Line protection

D503

DIODE

Reverse Current Prevention (PCS_RF)

D504

DIODE

Reverse Current Prevention (RXD)

D506

DIODE

Reverse Current Prevention
(OR G_RXD2)

D507

DIODE

Reverse Current Prevention
(OR RXD2)

26

Ref. No.

D508

DIODE

Line protection

D509,510

DIODE

Reverse Current Prevention

D511

DIODE

Line protection (RXD2)

D512

DIODE

Line protection (AUXIO9)

D702

DIODE

SQ Voltage Control

D703

DIODE

Noise Detector (SQ)

D704

DIODE

AF Detector (LIMIT)

D705

DIODE

AF Detector (LIMIT)

D706

ZENER DIODE

Line protection (DI)

D707

ZENER DIODE

Line protection (DEO)

D901

DIODE

Line protection (BER CK)

D902

DIODE

Line protection (BER DT)

NX-800
PARTS LIST
CAPACITORS

CC 45 TH 1H 220 J
1 2 3
4
5 6

Capacitor value

Color*

CC45

010 = 1pF

2

1 = Type ... ceramic, electrolytic, etc.
2 = Shape ... round, square, ect.

4 = Voltage rating

100 = 10pF

5 = Value

101 = 100pF

3 = Temp. coefficient

6 = Tolerance

102 = 1000pF = 0.001µF

0 = 22pF

2

Multiplier
2nd number
1st number

103 = 0.01µF
Temperature coefficient

1st Word
Color*
ppm/

C

L

Black
0

Red
-80

P

R

S

Orange Yellow Green
-150
-220
-330

T

U

Blue
-470

Violet
-750

2nd Word

G
30

ppm/

H
60

(%)

C

D
0.5

0.25

G
2

J
5

K
250

L
500

60ppm/

Example : CC45TH = -470

Tolerance (More than 10pF)

Code

J
120

(Less than 10pF)

K
10

M
20

X
+ 40
- 40

Z

P

No code

+ 80 + 100 More than 10µF -10
-0
- 20
Less than 4.7µF -10

+50

B
0.1

Gode
(pF)

C
0.25

D
0.5

F
1

G
2

+75

Voltage rating

2nd word
1st word

A

B

C

D

E

F

G

H

J

K

0

1.0

1.25

1.6

2.0

2.5

3.15

4.0

5.0

6.3

8.0

1
2

10
100

12.5 16
125 160
1000 1250 1600

3

C C 7 3

40
50
63
80
25 31.5
250 315 400 500 630 800
2000 2500 3150 4000 5000 6300 8000

(EX)

2

S L 1 H 0 0 0

J

3

4

5

6

7

(Chip)(CH,RH,UJ,SL)

1 = Type
2 = Shape

C K 7 3

3 = Dimension
4 = Temp. coefficient

1

2

35
-

Dimension (Chip capacitors)

F

Refer to the table above.
1

-

20
200

Chip capacitors

(EX)

V

F
3

F
4

1 H 0 0 0
5

6

Z
7

(Chip)(B,F)

Dimension code
Empty
A
B
C
D
E
F

5 = Voltage rating
6 = Value
7 = Tolerance

RESISTORS
Chip resistor (Carbon)

(EX)

R D 7 3
1

2

L

W

T

5.6 0.5
4.5 0.5
4.5 0.5

5.0 0.5
3.2 0.4
2.0 0.3

Less than 2.0

4.5 0.5
0.4
0.2
0.3
0.2

Less than 2.0

Less than 2.0
1.25 0.2 Less than 1.25
2.5 0.3 Less than 1.5
1.6 0.2 Less than 1.25
1.25 0.2 Less than 1.25
0.8 0.2 Less than 1.0

G

3.2
3.0
2.0
1.6

H

1.0 0.05 0.5 0.05

0.5 0.05

Dimension

E

B

2 B

0 0 0

J

3

4

5

6

7

L
T

(Chip)(B,F)
W
Carbon resistor (Normal type)

(EX)

R D 1 4
1

2

B
3

1 = Type
2 = Shape
3 = Dimension
4 = Temp. coefficient

B
4

Dimension (Chip resistor)

2 C 0 0 0
5

6

J
7
5 = Rating wattage
6 = Value
7 = Tolerance

Dimension code
E
F
G
H

L

W

T

3.2 0.2 1.6 0.2
2.0 0.3 1.25 0.2
1.6 0.2 0.8 0.2
1.0 0.05 0.5

0.05

1.0
1.0
0.5 0.1
0.35 0.05

Rating wattage

Code Wattage Code Wattage Code Wattage
1J

1/16W

2C

1/6W

3A

1W

2A
2B

1/10W
1/8W

2E
2H

1/4W
1/2W

3D

2W

27

NX-800
PARTS LIST
indicates safety critical components.
∗ New Parts.
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No. werden nicht geliefert.

L: Scandinavia
Y: PX (Far East, Hawaii)
Y: AAFES (Europe)

K: USA
T: England
X: Australia

P: Canada
E: Europe
M: Other Areas

NX-800 (Y51-5150-XX)
DISPLAY UNIT (X54-3640-10)
New

Ref. No. Address parts

Parts No.

Description

1B
3A
2A
3B

A01-2194-11
A62-1162-03
B09-0681-03
B11-1850-04
B38-0922-05

METALLIC CABINET
PANEL ASSY
CAP(KAP-2)
FILTER(LCD)
LCD ASSY

11
18
20
21
22

3A
1D
2B
2B
2C

B42-7296-04
B62-2000-00
E04-0167-15
E30-7520-15
E30-7523-35

STICKER(NEXEDGE)
INSTRUCTION MANUAL
RF COAXIAL RECEPTACLE(M)
DC CORD(PIG TAIL)
DC CORD ASSY
ACCESSORY

23
24
25
26
27

2A
3B
2A
2A
2B

E37-1118-05
E37-1124-05
E37-1378-05
E37-1379-05
F10-2488-12

LEAD WIRE WITH CONNECTOR(SHORT CABLE)
LEAD WIRE WITH CONNECTOR(2P/SP)
FLAT CABLE(30P/D-SUB)
FLAT CABLE(30P/PANEL)
SHIELDING PLATE(CHASSIS)

28
29
30
31
32

1A
1A
2C
2B,3B

F10-2489-13
F10-2490-13
F52-0024-05
G10-1322-04
G10-1342-04

SHIELDING CASE(FINAL)
SHIELDING CASE(VCO)
FUSE(BLADE TYPE)15A/32V
FIBROUS SHEET(PANEL-SP)
FIBROUS SHEET(BIRITSUKI)

33
34
35
36
65

1B
1A
2B
2B

G11-4336-04
G11-4343-04
G13-2018-04
G13-2047-04
G13-2262-04

SHEET(PANEL-FG)
SHEET(STEP)
CUSHION(FINAL)
CUSHION(DC SCREW)
CUSHION(FPC)

37
38
39
40
41

1B
1A
2B
2B
2B

G53-1613-11
G53-1616-03
G53-1626-03
G53-1643-04
G53-1645-03

PACKING(SHIELDPLATE)
PACKING(PHONE JACK)
PACKING(D-SUB OUTER)
PACKING(DC CORD)
PACKING(D-SUB INNER)

42
43
44
45
46

2A
3A
2C
2D
2D

G53-1662-04
G53-1676-03
H02-0630-03
H12-4235-05
H12-4236-05

PACKING(ANT)
PACKING(CHASSIS)
INNER CARTON CASE
PACKING FIXTURE
PACKING FIXTURE

49
51
52
53
54

3D
2C
3B
3B
3B

H52-2197-02
J19-1584-15
J19-5464-13
J19-5485-12
J19-5502-03

ITEM CARTON CASE
MIC HOLDER
HOLDER(SP)
HOLDER(PANEL)
HOLDER(LCD)

55
56
57
58
59

2B
3B
3B
2C
3B

∗

J21-8479-02
J21-8481-03
J21-8569-03
J29-0726-03
J30-1289-04

MOUNTING HARDWARE(D-SUB)
MOUNTING HARDWARE(SP)
MOUNTING HARDWARELCD
BRACKET
ACCESSORY
SPACER(SP SHEET)

60

3A

∗

K29-9401-03

KEY TOP

A
B
C
D

2B
1A,2A
1A,2B
1A,2A,2B

N09-2292-05
N67-3008-48
N87-2606-43
N87-2608-48

HEXAGON HEAD SCREW
PAN HEAD SEMS SCREW
BRAZIER HEAD TAPTITE SCREW
BRAZIER HEAD TAPTITE SCREW

61
62

2C
3B

N99-2039-05
T07-0757-15

SCREW SET ACCESSORY
SPEAKER

28

∗
∗
∗

∗

∗
∗
∗
∗

∗

∗

New

Ref. No. Address parts
63
64

NX-800
1
4
5
7
8

Destination

1C
2A

Parts No.
T91-0639-35
W09-0971-05

Description
MICROPHONEACCESSORY
LITHIUM CELL

DISPLAY UNIT (X54-3640-10)
D914
D915-926
D927-936

B30-2304-05
B30-2281-05
B30-2282-05

LED(RED/GREEN)
LED(Y)
LED(Y)

C903
C905
C906
C907-909
C910-912

CK73HB1E103K
CK73HB1A104K
CK73HB1H222K
CK73HB1H102K
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
0.10UF
2200PF
1000PF
100PF

K
K
K
K
J

C913
C914
C915
C916
C917,918

CK73HB1A104K
CK73HB1H102K
CK73FB1E475K
CK73GB1E105K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
1000PF
4.7UF
1.0UF
0.10UF

K
K
K
K
K

C919
C920
C921
C922-925
C926-929

CK73HB1H102K
CC73HCH1H121J
CK73HB1A104K
CK73HB1H102K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1000PF
120PF
0.10UF
1000PF
0.10UF

K
J
K
K
K

C930
C931,932
C933
C934
C935

CK73GB1E105K
CK73HB1H102K
CK73GB1E105K
CK73HB1H102K
CS77BA1E4R7M

CHIP C
CHIP C
CHIP C
CHIP C
CHIP TNTL

1.0UF
1000PF
1.0UF
1000PF
4.7UF

K
K
K
K
25WV

CC73HCH1H100D
CC73HCH1H100D
CK73GB1C104K
CK73FB1A106K
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

10PF
10PF
0.10UF
10UF
1000PF

D
D
K
K
K

CS77BA1E4R7M
CK73GB1H103K
CC73HCH1H101J
CK73HB1A104K
CC73HCH1H101J

CHIP TNTL
CHIP C
CHIP C
CHIP C
CHIP C

4.7UF
0.010UF
100PF
0.10UF
100PF

25WV
K
J
K
J

C949-954
C955
C956,957
C958
C959,960

CK73GB1E105K
CC73HCH1H101J
CK73HB1E103K
CK73HB1H102K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1.0UF
100PF
0.010UF
1000PF
0.010UF

K
J
K
K
K

C961
C962
C963
C964
C965

CK73HB0J105K
CK73HB1A104K
CC73HCH1H101J
CK73GB1E105K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1.0UF
0.10UF
100PF
1.0UF
0.10UF

K
K
J
K
K

C966,967

CK73HB1H102K

CHIP C

1000PF K

CN901
CN902
CN905

E40-6559-05
E41-2671-05
E40-6557-05

FLAT CABLE CONNECTOR
PIN ASSY
FLAT CABLE CONNECTOR

J901

E58-0522-05

MODULAR JACK

∗

C936
C938
C939
C940
C941,942
C943,944
C945
C946
C947
C948

ACCESSORY

∗

∗

Destination

NX-800
PARTS LIST
DISPLAY UNIT (X54-3640-10)
TX-RX UNIT (X57-7390-11)
New

Ref. No. Address parts

Parts No.

Description

Destination

J31-0551-05

COLLAR

L901,902
L903-905
L906
L907
L908

L41-1095-39
L92-0140-05
L92-0163-05
L92-0140-05
L92-0163-05

SMALL FIXED INDUCTOR(1.0UH)
CHIP FERRITE
BEADS CORE
CHIP FERRITE
BEADS CORE

X901

L77-1950-05

CRYSTAL RESONATOR(11.0592MHZ)

CP907,908
CP909
CP910
CP912
CP917

RK75HA1JR00J
RK74HA1J104J
RK74HA1J101J
RK74HA1J101J
RK74HA1J104J

CHIP-COM
CHIP-COM
CHIP-COM
CHIP-COM
CHIP-COM

0.00
100K
100
100
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R900
R901
R902
R904
R905

RK73HB1J000J
RK73GB2A000J
RK73HB1J102J
RK73HB1J101J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
0.0
1.0K
100
1.0K

J
J
J
J
J

1/16W
1/10W
1/16W
1/16W
1/16W

R906
R907
R908
R909
R911

RK73HB1J331J
RK73HB1J104J
RK73HB1J473J
RK73HB1J104J
RK73HB1J472J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

330
100K
47K
100K
4.7K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R912
R913
R914
R915
R916,917

RK73HB1J333J
RK73HB1J823J
RK73HB1J104J
RK73HB1J473J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

33K
82K
100K
47K
10K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R918
R919
R920,921
R922-925
R926

RK73GB2A100J
RK73HB1J103J
RK73HB1J101J
RK73HB1J102J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10
10K
100
1.0K
10K

J
J
J
J
J

1/10W
1/16W
1/16W
1/16W
1/16W

R927
R928
R929
R930
R931

RK73HB1J473J
RK73HB1J103J
RK73HB1J474J
RK73HB1J103J
RK73FB2B561J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
10K
470K
10K
560

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/8W

R932
R933
R934-937
R938,939
R940

RK73FB2B471J
RK73HB1J101J
RK73HB1J473J
RK73HB1J103J
RK73HB1J274J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470
100
47K
10K
270K

J
J
J
J
J

1/8W
1/16W
1/16W
1/16W
1/16W

R941
R942
R943
R944
R945,946

RK73HB1J124J
RK73HB1J000J
RK73HB1J102J
RK73HB1J104J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

120K
0.0
1.0K
100K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R947
R948
R949
R950
R952

RK73HB1J474J
RK73HB1J103J
RK73HB1J102J
RK73HB1J473J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
10K
1.0K
47K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R953
R954
R955
R956
R957,958

RK73GB2A271J
RK73GB2A470J
RK73GB2A271J
RK73GB2A101J
RK73GB2A271J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

270
47
270
100
270

J
J
J
J
J

1/10W
1/10W
1/10W
1/10W
1/10W

R960

RK73HB1J000J

CHIP R

0.0

J 1/16W

∗
∗

New

Ref. No. Address parts

Parts No.

Description

Destination

R962
R963,964
R965,966
R967-974

RK73HB1J000J
RK73GB2A391J
RK73GB2A821J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R

0.0
390
820
10K

J
J
J
J

1/16W
1/10W
1/10W
1/16W

R976
R977-979
R981,982
R986
R988

RK73HB1J000J
RK73HB1J473J
RK73HB1J103J
RK73HB1J103J
RK73HB1J473J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
47K
10K
10K
47K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R989
R990
R991
R992
R996

RK73HB1J474J
RK73HB1J472J
RK73HB1J474J
RK73HB1J000J
RK73HB1J472J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
4.7K
470K
0.0
4.7K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R997
R998
R999

RK73GB2A000J
RK73HB1J000J
RK73HB1J101J

CHIP R
CHIP R
CHIP R

0.0
0.0
100

J 1/10W
J 1/16W
J 1/16W

TX-RX UNIT (X57-7390-11 for service)
D901,902
D903
D904
D906
D907

AVRM16080MAAB
02DZ18F-X,Y
AVRM16080MAAB
MINISMDC020F
02DZ18F-X,Y

VARISTOR
ZENER DIODE
VARISTOR
VARISTOR
ZENER DIODE

D908
D910
D911,912
D913
D937

HSC119
1SS416
HSC119
DA204U
1SS416

DIODE
DIODE
DIODE
DIODE
DIODE

IC901
IC902
IC903
IC904
IC905

TC7W66FK-F
TC75S51FE(F)
XC6204B502PR
XC6204B332M
TC7SH126FU-F

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

IC906
IC907
IC908
IC909
IC910

LM2682MMX
TC7WH126FU-F
TC7SH08FU-F
LMC7101BIM5
TC74LCX245FK

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

30620SPGPU3C
TC7WZ245FK-F
29AL16D7KCCA
SSM3K15TE(F)
DTC144EE

MICROPROCESSOR IC
MOS-IC
ROM IC
FET
DIGITAL TRANSISTOR

Q904
Q905,906
Q908,909
Q910
Q911

DTC144EE
DTC114EE
DTC114EE
12A02CH
SSM3K15TE(F)

DIGITAL TRANSISTOR
DIGITAL TRANSISTOR
DIGITAL TRANSISTOR
TRANSISTOR
FET

Q913

UPA672T-A

FET

TH901

ERTJ0EV104H

THERMISTOR

C1
C2
C3
C4
C5

CK73HB0J105K
CC73HCH1H101J
CK73HB1H471K
CK73HB1A104K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1.0UF
100PF
470PF
0.10UF
0.010UF

K
J
K
K
K

C6
C7

CC73HCH1H101J
CC73HCH1H180J

CHIP C
CHIP C

100PF
18PF

J
J

IC911
IC912
IC913
Q901
Q902

∗
∗

29

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
New

Ref. No. Address parts

Parts No.

Description

C8
C9
C10

CC73HCH1H080B
CK73HB1E103K
CC73HCH1H390J

CHIP C
CHIP C
CHIP C

8.0PF
B
0.010UF K
39PF
J

C11
C12
C13
C14
C15

CK73FB1A106K
CC73HCH1H080B
CK73HB1E103K
CK73GB1E105K
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

10UF
8.0PF
0.010UF
1.0UF
100PF

K
B
K
K
J

C16 ,17
C18 -23
C24
C25 ,26
C27

CK73HB1E103K
CC73HCH1H101J
CK73HB1A104K
CC73HCH1H101J
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
100PF
0.10UF
100PF
0.10UF

K
J
K
J
K

C28 ,29
C31
C32
C33
C34

CC73HCH1H101J
CC73HCH1H101J
CS77CA1VR15M
CC73HCH1H330J
CC73HCH1H470J

CHIP C
CHIP C
CHIP TNTL
CHIP C
CHIP C

100PF
100PF
0.15UF
33PF
47PF

J
J
35WV
J
J

C35
C36
C37
C38
C39

CS77BA1D100M
CC73HCH1H050B
C92-0863-05
C93-0787-05
CC73HCH1H030B

CHIP TNTL
CHIP C
CHIP TNTL
CHIP C
CHIP C

10UF
5.0PF
0.047UF
0.10UF
3.0PF

20WV
B
35WV

C41
C43
C44 ,45
C46
C47

CK73HB1H471K
CK73HB1H471K
CC73HCH1H101J
CC73HCH1H050B
CC73HCH1H470J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
470PF
100PF
5.0PF
47PF

K
K
J
B
J

C48
C49
C50 ,51
C52 ,53
C54

CK73HB0J105K
CC73HCH1H100B
CC73HCH1H151J
CK73HB1H471K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1.0UF
10PF
150PF
470PF
0.10UF

K
B
J
K
K

C55
C56
C58
C59
C60

CK73HB0J105K
CK73HB1H471K
CC73HCH1H120G
CC73HCH1H150G
CC73HCH1HR75B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1.0UF
470PF
12PF
15PF
0.75PF

K
K
G
G
B

C61
C63
C64
C65
C66 ,67

CC73HCH1H0R5B
CC73HCH1HR75B
CC73HCH1H070B
CK73FB1A106K
CC73HCH1H060B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.5PF
0.75PF
7.0PF
10UF
6.0PF

B
B
B
K
B

C68
C69
C70
C71
C72

CC73HCH1H040B
CC73HCH1H050B
CK73HB1H471K
CK73GB1E105K
CC73HCH1H030B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

4.0PF
5.0PF
470PF
1.0UF
3.0PF

B
B
K
K
B

C73
C74
C75
C76
C77 ,78

CK73HB1H471K
CC73HCH1H0R5B
CK73HB1H471K
CC73HCH1H0R5B
CK73HB1H471K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
0.5PF
470PF
0.5PF
470PF

K
B
K
B
K

C79
C80
C81
C82
C83 ,84

CC73HCH1H070B
CK73HB1H471K
CC73HCH1H100B
CC73HCH1H330J
CK73HB1H471K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

7.0PF
470PF
10PF
33PF
470PF

B
K
B
J
K

C85

CK73HB1A104K

CHIP C

0.10UF K

30

∗

B

Destination

New

Ref. No. Address parts

Parts No.

Description

C86
C88
C90 -92
C98

CC73HCH1H070B
CK73HB1E103K
CK73HB1E103K
CK73HB1H471K

CHIP C
CHIP C
CHIP C
CHIP C

7.0PF
0.010UF
0.010UF
470PF

B
K
K
K

C101
C102
C103
C104-107
C108

CK73HB1H102K
CK73HB1H471K
CK73HB1E103K
CC73HCH1H101J
CK73FB1E475K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1000PF
470PF
0.010UF
100PF
4.7UF

K
K
K
J
K

C109
C110-112
C115-117
C118
C120

CC73HCH1H060D
CC73HCH1H101J
CC73HCH1H101J
CC73HCH1H060D
CK73HB1H471K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

6.0PF
100PF
100PF
6.0PF
470PF

D
J
J
D
K

C123
C125
C127
C128
C131

CC73HCH1H220J
CK73HB1H471K
CK73HB1H471K
CC73HCH1H470J
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

22PF
470PF
470PF
47PF
100PF

J
K
K
J
J

C132
C133
C134
C135
C136

CK73HB1H471K
CC73HCH1H220J
CK73HB1H471K
CC73HCH1H101J
CK73FB1H471K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
22PF
470PF
100PF
470PF

K
J
K
J
K

CK73GB0J335K
CC73HCH1H220J
CC73HCH1H470J
CC73HCH1H101J
CK73HB1H471K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

3.3UF
22PF
47PF
100PF
470PF

K
J
J
J
K

C150
C152,153
C155,156
C157
C158

C92-0875-05
CC73HCH1H101J
CC73HCH1H220J
CC73HCH1H101J
CK73HB1H471K

ELECTRO
CHIP C
CHIP C
CHIP C
CHIP C

47UF
100PF
22PF
100PF
470PF

25WV
J
J
J
K

C162
C164
C165
C166
C169

CC73FCH1H020C
CC73GCH1H0R5B
CC73GCH1H010B
CC73HCH1H101J
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

2.0PF
0.5PF
1.0PF
100PF
100PF

C
B
B
J
J

C170
C171
C172
C174
C175

CC73GCH1H0R5B
CC73GCH1H030B
CC73HCH1H101J
C93-0553-05
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.5PF
3.0PF
100PF
3.0PF
100PF

B
B
J
C
J

C177
C178
C179
C180,181
C184

C93-0556-05
CC73GCH1H0R5B
CC73GCH1H030B
CC73HCH1H101J
CM73F2H010C

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

6.0PF
0.5PF
3.0PF
100PF
1.0PF

D
B
B
J
C

C185
C186
C187
C188
C189

CM73F2H060D
CM73F2H121J
C93-0553-05
CM73F2H080D
CM73F2H070D

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

6.0PF
120PF
3.0PF
8.0PF
7.0PF

D
J
C
D
D

C190
C193,194
C201
C202-205
C206

C93-0555-05
CK73HB1H471K
CK73HB1E103K
CK73HB1A104K
CC73HCH1H100B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

5.0PF
470PF
0.010UF
0.10UF
10PF

C
K
K
K
B

C137
C141
C142
C145
C147

∗

Destination

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
Ref. No.

New
Address parts

Parts No.

Description

Destination

Ref. No.

New
Address parts

Parts No.

Description

C207,208
C210
C211
C212,213
C214

CK73HB1E103K
CK73HB1A104K
CC73HCH1H100B
CK73HB1A104K
CC73HCH1H680J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
0.10UF
10PF
0.10UF
68PF

K
K
B
K
J

C296,297
C298
C299
C301
C302

CC73HCH1H070B
CK73HB1H471K
CC73HCH1H220G
CC73HCH1H100B
CK73GB1H104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

7.0PF
470PF
22PF
10PF
0.10UF

B
K
G
B
K

C215
C216
C217
C218,219
C220

CC73HCH1H101J
CC73HCH1H680J
CK73HB1A104K
CK73GB0J475K
CC73HCH1H470J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

100PF
68PF
0.10UF
4.7UF
47PF

J
J
K
K
J

C307,308
C310
C315
C316
C317

CK73HB1H471K
CC73HCH1H330G
CC73HCH1H050B
CK73HB1H471K
CC73HCH1H100B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
33PF
5.0PF
470PF
10PF

K
G
B
K
B

C221
C222-224
C225
C226
C227

CK73FB1A106K
CK73HB1E103K
CK73HB1A104K
CK73FB1A106K
CC73HCH1H820J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

10UF
0.010UF
0.10UF
10UF
82PF

K
K
K
K
J

C318,319
C320
C321
C322
C323

CC73HCH1H020B
CK73HB1H471K
CC73HCH1H040B
CC73HCH1H080B
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

2.0PF
470PF
4.0PF
8.0PF
100PF

B
K
B
B
J

C228-230
C231
C232
C233
C234

CK73HB1A104K
CK73HB1E103K
CK73HB1A104K
CK73HB0J105K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
0.010UF
0.10UF
1.0UF
0.010UF

K
K
K
K
K

C324
C325
C327
C330-334
C335

CC73HCH1H120G
CC73HCH1H040B
CK73HB1H471K
CK73HB1A104K
CC73HCH1H120G

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

12PF
4.0PF
470PF
0.10UF
12PF

G
B
K
K
G

C236
C237
C238-240
C242
C243

CC73HCH1H470J
CK73HB1H471K
CK73HB1E103K
CK73HB1H471K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

47PF
470PF
0.010UF
470PF
0.010UF

J
K
K
K
K

C336
C337,338
C339
C341
C342

CK73HB1E103K
CK73HB1A104K
CK73HB1E103K
CK73HB0J105K
CK73FB1A106K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
0.10UF
0.010UF
1.0UF
10UF

K
K
K
K
K

C244
C245
C246
C247
C252

CC73HCH1H470J
CK73HB1H471K
CK73HB1E103K
CK73HB1A104K
CC73HCH1H010B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

47PF
470PF
0.010UF
0.10UF
1.0PF

J
K
K
K
B

C343
C344
C347
C348
C358

CK73HB1A104K
CC73HCH1H101J
CK73HB1H471K
CK73HB1E103K
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
100PF
470PF
0.010UF
1000PF

K
J
K
K
K

C256
C257
C260
C261
C262

CC73HCH1H010B
CK73HB1H471K
CK73HB1E103K
CC73HCH1H101J
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1.0PF
470PF
0.010UF
100PF
0.010UF

B
K
K
J
K

C401
C403
C405
C406
C409

C92-0777-05
CK73HB1H471K
CK73HB1H471K
CK73HB1H102K
CK73HB1E103K

ELECTRO
CHIP C
CHIP C
CHIP C
CHIP C

1000UF
470PF
470PF
1000PF
0.010UF

25WV
K
K
K
K

C263,264
C265
C266
C267
C268

CK73HB1H471K
CK73HB1E103K
CK73HB1H102K
CC73HCH1H070B
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
0.010UF
1000PF
7.0PF
0.010UF

K
K
K
B
K

C410
C411
C413
C415
C417

CK73GB1H103K
CK73HB1H471K
CK73GB1E105K
CK73HB1H471K
CK73HB1H471K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
470PF
1.0UF
470PF
470PF

K
K
K
K
K

C269,270
C271
C272
C273
C275

CK73HB1H471K
CC73HCH1H100B
CC73HCH1H020B
CC73HCH1H120G
CC73HCH1H010B

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
10PF
2.0PF
12PF
1.0PF

K
B
B
G
B

C419
C420
C421
C422
C424

CK73HB1H102K
CK73HB1A104K
CK73GB1H473K
CK73FB1E475K
CK73GB1E105K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1000PF
0.10UF
0.047UF
4.7UF
1.0UF

K
K
K
K
K

C276
C278-281
C283
C284
C285

CC73HCH1H060B
CK73HB1H471K
CC73HCH1H080B
CK73HB1H471K
CC73HCH1H220G

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

6.0PF
470PF
8.0PF
470PF
22PF

B
K
B
K
G

C425
C426
C427
C428
C429

CK73GB1H104K
CK73HB1E103K
CK73HB1H471K
CC73HCH1H101J
CK73GB1H104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
0.010UF
470PF
100PF
0.10UF

K
K
K
J
K

C286
C287
C288
C289
C290

CC73HCH1H070B
CC73HCH1H050B
CK73HB1H471K
CK73GB1H104K
CC73HCH1H180G

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

7.0PF
5.0PF
470PF
0.10UF
18PF

B
B
K
K
G

C430,431
C432
C433
C434
C435

CK73FB1E475K
C92-0875-05
CK73GB1H104K
CK73HB1H102K
CK73FB1A106K

CHIP C
ELECTRO
CHIP C
CHIP C
CHIP C

4.7UF
47UF
0.10UF
1000PF
10UF

K
25WV
K
K
K

C291
C292
C293
C294
C295

CC73HCH1H070B
CK73HB1H471K
CC73HCH1H100B
CK73HB1H471K
CC73HCH1H180G

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

7.0PF
470PF
10PF
470PF
18PF

B
K
B
K
G

C436
C437
C438
C439
C440

CS77BA1A100M
CK73HB1A224K
CK73FB1A106K
CK73HB1E103K
CK73GB1E105K

CHIP TNTL
CHIP C
CHIP C
CHIP C
CHIP C

10UF
0.22UF
10UF
0.010UF
1.0UF

10WV
K
K
K
K

∗

Destination

31

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
New

Ref. No. Address parts

Parts No.

Description

Destination

New

Ref. No. Address parts

Parts No.

Description

C441,442
C443,444
C445
C446
C447

CK73HB1E103K
CK73GB1E105K
CK73FB1A106K
C92-0765-05
CK73HB1A224K

CHIP C
CHIP C
CHIP C
CHIP TNTL
CHIP C

0.010UF
1.0UF
10UF
4.7UF
0.22UF

K
K
K
16WV
K

C568-578
C579
C580
C581-583
C584,585

CC73HCH1H101J
CK73HB1H102K
CC73HCH1H101J
CK73HB1H102K
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

100PF
1000PF
100PF
1000PF
100PF

J
K
J
K
J

C448
C449
C450
C451
C452

CK73HB1E103K
CK73GB1C225K
CK73HB1E103K
CK73GB1C225K
CK73HB0J105K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
2.2UF
0.010UF
2.2UF
1.0UF

K
K
K
K
K

C586
C587-589
C590,591
C592,593
C594,595

CK73HB1E103K
CK73HB1H102K
CK73HB1E103K
CC73HCH1H101J
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
1000PF
0.010UF
100PF
0.010UF

K
K
K
J
K

C453
C454
C455,456
C457,458
C459

CK73GB1E105K
CK73HB1H471K
CK73HB1E103K
CK73GB1E105K
C92-0765-05

CHIP C
CHIP C
CHIP C
CHIP C
CHIP TNTL

1.0UF
470PF
0.010UF
1.0UF
4.7UF

K
K
K
K
16WV

C596
C597-607
C608
C609
C610

CK73HB1A104K
CK73HB1H102K
CC73HCH1H101J
CK73HB1H102K
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
1000PF
100PF
1000PF
100PF

K
K
J
K
J

C460
C461
C462
C463
C464

CK73HB1A104K
CC73HCH1H181J
CK73HB1H471K
CK73HB0J105K
CC73HCH1H220J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
180PF
470PF
1.0UF
22PF

K
J
K
K
J

C611
C612
C613-616
C618
C620,621

CK73HB1H102K
CK73GB1H103K
CK73GB1E105K
CK73HB1E103K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1000PF
0.010UF
1.0UF
0.010UF
0.010UF

K
K
K
K
K

C465-467
C468
C471
C473
C474

CK73GB1E105K
CK73HB1E103K
CK73HB0J105K
CS77BA1E4R7M
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP TNTL
CHIP C

1.0UF
0.010UF
1.0UF
4.7UF
0.010UF

K
K
K
25WV
K

C701
C702
C705
C706
C707

CK73GB0J335K
CK73HB0J105K
CK73HB1H122K
CK73HB1H331K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

3.3UF
1.0UF
1200PF
330PF
0.10UF

K
K
K
K
K

C475
C501,502
C503-507
C508
C509

CK73FB1A106K
CK73HB0J105K
CK73HB1A104K
CK73HB1H102K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

10UF
1.0UF
0.10UF
1000PF
0.10UF

K
K
K
K
K

C708
C709
C710
C711
C712

CK73HB1H122K
CC73HCH1H221J
CK73HB1E103K
CC73HCH1H181J
CC73HCH1H680J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1200PF
220PF
0.010UF
180PF
68PF

K
J
K
J
J

C511-514
C515
C516,517
C518
C520-523

CK73HB1A104K
CK73HB0J105K
CK73HB1A104K
CK73GB1E105K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
1.0UF
0.10UF
1.0UF
0.010UF

K
K
K
K
K

C714
C715
C716
C717
C718

CK73HB1E103K
CK73HB1H122K
CC73HCH1H221J
CK73HB1A104K
CC73HCH1H221J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
1200PF
220PF
0.10UF
220PF

K
K
J
K
J

C527
C528
C529,530
C531
C532

CK73HB1E103K
CK73HB1A104K
CK73HB1E103K
CK73HB1A104K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
0.10UF
0.010UF
0.10UF
0.010UF

K
K
K
K
K

C719,720
C721
C722
C723,724
C725

CK73HB1A104K
CC73HCH1H221J
CC73HCH1H470J
CK73HB1A104K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
220PF
47PF
0.10UF
0.010UF

K
J
J
K
K

C533
C534
C535
C536
C537,538

CK73HB1A104K
CC73HCH1H101J
CS77CP0J100M
CK73HB1E103K
CK73HB1A104K

CHIP C
CHIP C
CHIP TNTL
CHIP C
CHIP C

0.10UF
100PF
10UF
0.010UF
0.10UF

K
J
6.3WV
K
K

C726
C727
C729
C730
C731

CK73HB1A104K
CC73HCH1H820J
CK73HB1A104K
CK73HB1H561K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
82PF
0.10UF
560PF
0.10UF

K
J
K
K
K

C539
C540
C541
C542
C543-546

CK73HB1E103K
CK73HB0J105K
CK73HB1A104K
CS77CP0J100M
CC73HCH1H101J

CHIP C
CHIP C
CHIP C
CHIP TNTL
CHIP C

0.010UF
1.0UF
0.10UF
10UF
100PF

K
K
K
6.3WV
J

C732
C734
C735
C736
C737

CK73HB1E103K
CK73HB1E103K
CK73FB1E475K
CC73HCH1H101J
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
0.010UF
4.7UF
100PF
0.10UF

K
K
K
J
K

C547-550
C551
C552
C553
C554-558

CK73HB1A104K
CK73HB1E103K
CK73HB0J105K
CC73HCH1H101J
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
0.010UF
1.0UF
100PF
0.10UF

K
K
K
J
K

C738
C740
C741
C742
C743

CK73HB1H102K
CK73HB1H472K
CK73HB1A154K
CK73HB1A104K
CK73HB1E103K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1000PF
4700PF
0.15UF
0.10UF
0.010UF

K
K
K
K
K

C559
C560
C561-563
C565,566
C567

CK73HB1E103K
CK73HB0J105K
CC73HCH1H101J
CC73HCH1H101J
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
1.0UF
100PF
100PF
1000PF

K
K
J
J
K

C744
C745-747
C748-751
C752,753
C754

CK73HB1A104K
CK73HB1E103K
CK73HB1A104K
CK73HB1E103K
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
0.010UF
0.10UF
0.010UF
1000PF

K
K
K
K
K

32

∗

Destination

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
Ref. No.

New
Address parts

Parts No.

Description

Destination

Ref. No.

New
Address parts

Parts No.

Description

C757
C761
C762,763
C764
C765,766

CC73HCH1H150J
CK73HB1E103K
CK73HB1A104K
CC73HCH1H220J
CK73GB1E105K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

15PF
0.010UF
0.10UF
22PF
1.0UF

J
K
K
J
K

CN611,612
CN614
CN705

E23-1278-05
E23-1278-05
E40-6582-05

TERMINAL
TERMINAL
PIN ASSY

CN901

E40-6560-05

FLAT CABLE CONNECTOR

C767
C768,769
C770
C773
C774

CK73HB1A104K
CK73HB1E103K
CK73HB1A104K
CK73HB1A104K
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
0.010UF
0.10UF
0.10UF
1000PF

K
K
K
K
K

J701
J901

E11-0425-05
E58-0521-05

3.5D PHONE JACK(3P)
SUB SOCKET(D)

F401
F501

F53-0328-05
F53-0352-05

FUSE
FUSE

C775
C776
C777
C778
C779

CK73HB1A104K
CK73HB0J105K
CK73HB1H102K
CK73HB1A104K
CC73HCH1H680J

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
1.0UF
1000PF
0.10UF
68PF

K
K
K
K
J

CN405

J19-5386-05

HOLDER

CD201

L79-1850-05

TUNING COIL

C782-786
C787
C788
C789
C790

CK73HB1A104K
CK73FB1A106K
CK73HB1A104K
CK73FB1E475K
CK73FB1A106K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.10UF
10UF
0.10UF
4.7UF
10UF

K
K
K
K
K

CF201
CF202
CF203

L72-1017-05
L72-1021-05
L72-1020-05

CERAMIC FILTER
CERAMIC FILTER
CERAMIC FILTER

C791
C792
C793
C794,795
C796-799

CK73HB1H102K
CC73HCH1H470J
CK73HB1H102K
CK73FB1A106K
CK73HB1A104K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

1000PF
47PF
1000PF
10UF
0.10UF

K
J
K
K
K

L1
L3
L4
L6 ,7
L10

L41-4795-39
L92-0163-05
L40-1275-92
L40-1001-86
L40-1878-92

SMALL FIXED INDUCTOR(4.7UH)
BEADS CORE
SMALL FIXED INDUCTOR(12NH)
SMALL FIXED INDUCTOR(10UH)
SMALL FIXED INDUCTOR(18NH)

C801,802
C803-805
C806
C807
C809

CK73GB1E105K
CK73HB1H102K
C92-0906-05
C92-0875-05
CK73HB1H102K

CHIP C
CHIP C
ELECTRO
ELECTRO
CHIP C

1.0UF
1000PF
330UF
47UF
1000PF

K
K
16WV
25WV
K

L11
L12
L13
L14
L15

L40-2285-92
L40-1885-92
L40-2285-92
L40-1885-92
L40-2285-92

SMALL FIXED INDUCTOR(220NH)
SMALL FIXED INDUCTOR(180NH)
SMALL FIXED INDUCTOR(220NH)
SMALL FIXED INDUCTOR(180NH)
SMALL FIXED INDUCTOR(220NH)

C810
C811
C813
C814
C815,816

CK73HB1H471K
CK73HB1H102K
CK73FB1A106K
CK73HB1H471K
CK73FB1A106K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

470PF
1000PF
10UF
470PF
10UF

K
K
K
K
K

L16
L17
L18
L19
L20

L40-1885-92
L34-4607-05
L34-4608-05
L40-2285-92
L92-0446-05

SMALL FIXED INDUCTOR(180NH)
AIR-CORE COIL
AIR-CORE COIL
SMALL FIXED INDUCTOR(220NH)
BEADS CORE

C817
C818
C820
C821
C824

CK73HB1E103K
CK73HB0J105K
CK73GB1E105K
CK73HB1H102K
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

0.010UF
1.0UF
1.0UF
1000PF
1000PF

K
K
K
K
K

L21
L22
L23
L25
L26

L40-1885-92
L40-2285-92
L40-1885-92
L40-2775-71
L40-2275-92

SMALL FIXED INDUCTOR(180NH)
SMALL FIXED INDUCTOR(220NH)
SMALL FIXED INDUCTOR(180NH)
SMALL FIXED INDUCTOR(27NH)
SMALL FIXED INDUCTOR(22NH)

C825
C901
C902
C903-906
C907

CK73HCH1H101J
CC73HCH1H101J
CK73HB1H102K
CC73HCH1H101J
CK73HB1H102K

CHIP C
CHIP C
CHIP C
CHIP C
CHIP C

100PF
100PF
1000PF
100PF
1000PF

J
J
K
J
K

L31 -36
L40 ,41
L101
L102
L103

L92-0163-05
L92-0163-05
L40-1875-92
L92-0140-05
L40-2275-92

BEADS CORE
BEADS CORE
SMALL FIXED INDUCTOR(18NH)
CHIP FERRITE
SMALL FIXED INDUCTOR(22NH)

C908-921
C922,923

CC73HCH1H101J
CK73HB1H102K

CHIP C
CHIP C

100PF J
1000PF K

L106
L108,109
L110
L111
L112-114

L92-0140-05
L92-0179-05
L34-4638-05
L34-4758-05
L34-4743-05

CHIP FERRITE
CHIP FERRITE
AIR-CORE COIL
AIR-CORE COIL
AIR-CORE COIL

CN401,402
CN403
CN502-513
CN516,517
CN520

E23-1260-04
E41-1682-05
E23-1278-05
E23-1278-05
E23-1278-05

TERMINAL
PIN ASSY
TERMINAL
TERMINAL
TERMINAL

L115
L201
L202
L204
L205

L34-4848-05
L40-1085-71
L40-5681-86
L41-4778-45
L40-5681-86

AIR-CORE COIL
SMALL FIXED INDUCTOR(100NH)
SMALL FIXED INDUCTOR(0.56UH)
SMALL FIXED INDUCTOR(47NH)
SMALL FIXED INDUCTOR(0.56UH)

CN527
CN540
CN542,543
CN549
CN595

E23-1278-05
E23-1278-05
E23-1278-05
E40-6720-05
E40-6361-05

TERMINAL
TERMINAL
TERMINAL
SOCKET FOR PIN ASSY
PIN ASSY

L206
L207
L208
L209
L210

L92-0138-05
L40-5681-86
L92-0138-05
L40-2275-92
L39-1498-05

CHIP FERRITE
SMALL FIXED INDUCTOR(0.56UH)
CHIP FERRITE
SMALL FIXED INDUCTOR(22NH)
TOROIDAL COIL

CN597
CN600

E40-6558-05
E40-6560-05

FLAT CABLE CONNECTOR
FLAT CABLE CONNECTOR

L211
L212
L213

L92-0138-05
L39-1498-05
L40-1575-92

CHIP FERRITE
TOROIDAL COIL
SMALL FIXED INDUCTOR(15NH)

∗

Destination

33

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
New

Ref. No. Address parts

Parts No.

Description

Destination

L214
L215

L40-1875-92
L39-1498-05

SMALL FIXED INDUCTOR(18NH)
TOROIDAL COIL

L216-219
L221
L222
L223,224
L225

L34-4565-05
L41-1878-14
L41-6878-14
L34-4568-05
L41-6878-14

AIR-CORE COIL
SMALL FIXED INDUCTOR(18NH)
SMALL FIXED INDUCTOR(68NH)
AIR-CORE COIL
SMALL FIXED INDUCTOR(68NH)

L228
L230
L402,403
L404
L405

L40-2763-92
L92-0138-05
L92-0179-05
L92-0639-05
L33-1496-05

SMALL FIXED INDUCTOR(2.7NH)
CHIP FERRITE
CHIP FERRITE
CHIP FERRITE
SMALL FIXED INDUCTOR

L406
L501-503
L506-511
L512
L517,518

L33-1462-05
L92-0138-05
L92-0138-05
L92-0140-05
L92-0138-05

SMALL FIXED INDUCTOR
CHIP FERRITE
CHIP FERRITE
CHIP FERRITE
CHIP FERRITE

L521-523
L901,902
L903-905

L92-0162-05
L92-0140-05
L92-0162-05

BEADS CORE
CHIP FERRITE
BEADS CORE

X1
X501
X502

L77-3016-05
L77-1802-05
L77-3015-05

TCXO
(19.2MHZ)
CRYSTAL RESONATOR(32768HZ)
TCXO
(18.432M/4P/12)

L71-0649-05

MCF

(58.05MHZ)

R1 ,2
R3
R4
R5
R6

RK73HH1J223D
RK73HB1J334J
RK73HB1J101J
RK73HB1J224J
RK73HB1J472J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
330K
100
220K
4.7K

D
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R7
R8
R10
R12
R13

RK73HB1J103J
RK73HB1J472J
RK73HB1J000J
RK73HB1J472J
RK73HB1J473J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
4.7K
0.0
4.7K
47K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R15 -19
R21
R22 ,23
R25
R26

RK73HB1J100J
RK73HB1J100J
RK73HB1J102J
RK73HB1J000J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10
10
1.0K
0.0
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R27
R28
R29
R30
R31

RK73HB1J473J
RK73HB1J683J
RK73HB1J000J
RK73HB1J184J
RK73HB1J473J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
68K
0.0
180K
47K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R32
R34
R35
R36
R37

RK73HB1J151J
RK73HB1J102J
RK73HH1J391D
RK73HB1J106J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

150
1.0K
390
10M
10K

J
J
D
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R40 ,41
R42
R43
R44
R45

RK73HB1J000J
RK73HB1J104J
RK73HB1J100J
RK73HB1J000J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
100K
10
0.0
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R46
R47
R49
R53 ,54

RK73HB1J271J
RK73HB1J154J
RK73HB1J683J
RK73HB1J473J

CHIP R
CHIP R
CHIP R
CHIP R

270
150K
68K
47K

J
J
J
J

1/16W
1/16W
1/16W
1/16W

XF202

34

∗

New

Ref. No. Address parts

Parts No.

Description

Destination

R55

RK73HB1J472J

CHIP R

4.7K

J 1/16W

R56
R57
R58
R59
R60

RK73HB1J474J
RK73HH1J181D
RK73HB1J181J
RK73HH1J181D
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
180
180
180
1.0K

J
D
J
D
J

1/16W
1/16W
1/16W
1/16W
1/16W

R61
R62
R63
R64
R65

RK73HB1J473J
RK73HB1J154J
RK73HB1J101J
RK73HB1J682J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
150K
100
6.8K
10K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R66
R67
R68
R69
R70

RK73HB1J331J
RK73HB1J222J
RK73HB1J470J
RK73HB1J000J
RK73HB1J472J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

330
2.2K
47
0.0
4.7K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R71
R72
R74
R75
R76

RK73HB1J474J
RK73HB1J183J
RK73HB1J102J
RK73HB1J221J
RK73HB1J474J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
18K
1.0K
220
470K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R77
R79 -83
R84 ,85
R86
R101

RK73HB1J101J
RK73HB1J000J
RK73GB2A000J
RK73GB2A272J
RK73HB1J332J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100
0.0
0.0
2.7K
3.3K

J
J
J
J
J

1/16W
1/16W
1/10W
1/10W
1/16W

R102
R103
R104
R105
R106

RK73HB1J821J
RK73HB1J5R6J
RK73HB1J821J
RK73HB1J333J
RK73HB1J221J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

820
5.6
820
33K
220

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R107
R108
R109
R110
R111

RK73HB1J682J
RK73GB2A100J
RK73HB1J471J
RK73GB2A220J
RK73HB1J561J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

6.8K
10
470
22
560

J
J
J
J
J

1/16W
1/10W
1/16W
1/10W
1/16W

R112
R113
R114
R115
R116

RK73HB1J272J
RK73GB2A100J
RK73HB1J331J
RK73HB1J000J
RK73GB2A000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

2.7K
10
330
0.0
0.0

J
J
J
J
J

1/16W
1/10W
1/16W
1/16W
1/10W

R117
R119
R120
R121
R122

RK73HB1J103J
RK73HB1J473J
RK73HB1J104J
RK73GB2A000J
RK73HB1J683J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
47K
100K
0.0
68K

J
J
J
J
J

1/16W
1/16W
1/16W
1/10W
1/16W

R123
R124
R125
R126,127
R129

RK73HB1J273J
RK73HB1J332J
RK73FB2B271J
RK73FB2B390J
RK73FB2B271J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

27K
3.3K
270
39
270

J
J
J
J
J

1/16W
1/16W
1/8W
1/8W
1/8W

R131
R132,133
R134
R136
R137

RK73HB1J331J
RK73HB1J104J
RK73HB1J274J
RK73HB1J104J
RK73HB1J334J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

330
100K
270K
100K
330K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R138
R140
R141

RK73EB2E301J
RK73HB1J104J
RK73HB1J124J

CHIP R
CHIP R
CHIP R

300
100K
120K

J 1/4W
J 1/16W
J 1/16W

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
Ref. No.

New
Address parts

Parts No.

Description

Destination

R142
R143

RK73HB1J104J
RK73GB2A000J

CHIP R
CHIP R

100K
0.0

J 1/16W
J 1/10W

R144
R145
R146,147
R148
R149

RK73HB1J824J
RK73HB1J823J
RK73HB1J104J
RK73HB1J103J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

820K
82K
100K
10K
100K

J
J
J
J
J

R150
R151
R152
R153
R154

RK73HB1J823J
RK73HB1J124J
R92-1061-05
RK73HB1J121J
RK73EB2E301J

CHIP R
82K
CHIP R
120K
JUMPER REST 0 OHM
CHIP R
120
CHIP R
300

J 1/16W
J 1/16W

R156
R158
R160
R161
R201

RK73HB1J000J
RK73HB1J000J
RK73HB1J000J
RK73HB1J332J
RK73HB1J153J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
0.0
0.0
3.3K
15K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R202,203
R204
R205,206
R207
R208

RK73HB1J223J
RK73HB1J470J
RK73HB1J223J
RK73HB1J334J
RK73HB1J153J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
47
22K
330K
15K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R209,210
R211
R212
R213
R215

RK73HB1J100J
RK73HB1J102J
RK73HB1J000J
RK73HB1J102J
RK73HB1J272J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10
1.0K
0.0
1.0K
2.7K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R216
R218,219
R220
R221
R222

RK73HB1J000J
RK73HB1J103J
RK73HB1J473J
RK73HB1J183J
RK73HB1J222J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
10K
47K
18K
2.2K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R223
R224
R225
R226
R227

RK73HB1J274J
RK73HB1J103J
RK73HB1J153J
RK73HB1J473J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

270K
10K
15K
47K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R228
R229
R230
R231
R232

RK73HB1J223J
RK73HB1J222J
RK73HB1J223J
RK73HB1J221J
RK73HB1J101J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
2.2K
22K
220
100

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R234
R235
R237
R238
R239

RK73HB1J103J
RK73HB1J000J
RK73HB1J104J
RK73HB1J103J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
0.0
100K
10K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R242
R243
R244
R245,246
R248

RK73HB1J221J
RK73HB1J101J
RK73HB1J000J
RK73HB1J104J
RK73HB1J474J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

220
100
0.0
100K
470K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R250
R256
R257
R261
R262

RK73HB1J000J
RK73HB1J181J
RK73HB1J000J
RK73HB1J472J
RK73HB1J682J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
180
0.0
4.7K
6.8K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R263
R265

RK73HB1J000J
RK73HB1J103J

CHIP R
CHIP R

0.0
10K

J 1/16W
J 1/16W

1/16W
1/16W
1/16W
1/16W
1/16W

J 1/16W
J 1/4W

Ref. No.

New
Address parts

Parts No.

Description

Destination

R266
R267
R268,269

RK73HB1J222J
RK73HB1J271J
RK73HB1J470J

CHIP R
CHIP R
CHIP R

2.2K
270
47

J 1/16W
J 1/16W
J 1/16W

R270
R271
R272
R273
R274

RK73HB1J680J
RK73HB1J222J
RK73HB1J271J
RK73HB1J180J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

68
2.2K
270
18
1.0K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R275
R276
R277
R279
R282

RK73HB1J271J
RK73HB1J102J
RK73GB2A000J
RK73HB1J000J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

270
1.0K
0.0
0.0
0.0

J
J
J
J
J

1/16W
1/16W
1/10W
1/16W
1/16W

R283,284
R285
R286,287
R288
R289

RK73HB1J104J
RK73HB1J103J
RK73HB1J104J
RK73HB1J101J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
10K
100K
100
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R290
R291
R294
R296
R297

RK73HB1J274J
RK73HB1J104J
RK73HB1J000J
RK73HB1J103J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

270K
100K
0.0
10K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R299
R301
R302,303
R306,307
R310

RK73HB1J221J
RK73HB1J564J
RK73HB1J104J
RK73HB1J183J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

220
560K
100K
18K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R313
R314
R315,316
R317
R320,321

RK73GB2A000J
RK73HB1J000J
RK73HB1J104J
RK73HB1J000J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
0.0
100K
0.0
0.0

J
J
J
J
J

1/10W
1/16W
1/16W
1/16W
1/16W

R324,325
R327
R328
R329
R330

RK73HB1J182J
RK73HB1J332J
RK73HB1J102J
RK73HB1J562J
RK73GB2A100J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

1.8K
3.3K
1.0K
5.6K
10

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/10W

R331
R332
R333
R334
R338

RK73HB1J473J
RK73HB1J000J
RK73HB1J102J
RK73HB1J000J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
0.0
1.0K
0.0
10K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R339
R340,341
R342,343
R344
R345

RK73HB1J470J
RK73HB1J121J
RK73HB1J000J
RK73HB1J152J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47
120
0.0
1.5K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R346
R352,353
R401
R402
R403

RK73HB1J223J
RK73HB1J000J
RK73HH1J105D
RK73HB1J471J
RK73HH1J104D

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
0.0
1.0M
470
100K

J
J
D
J
D

1/16W
1/16W
1/16W
1/16W
1/16W

R404
R405
R406
R407
R408

RK73HB1J103J
RK73HH1J274D
RK73HH1J104D
RK73HB1J473J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
270K
100K
47K
10K

J
D
D
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R409

RK73HB1J683J

CHIP R

68K

J 1/16W

35

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
New

Ref. No. Address parts

Parts No.

Description

Destination

R410
R411
R413
R415

RK73HB1J684J
RK73HB1J104J
RK73HB1J474J
RK73HB1J332J

CHIP R
CHIP R
CHIP R
CHIP R

680K
100K
470K
3.3K

J
J
J
J

1/16W
1/16W
1/16W
1/16W

R417
R418,419
R420
R421
R422

RK73HB1J473J
RK73HB1J103J
RK73HB1J473J
RK73HB1J474J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
10K
47K
470K
10K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R423-425
R426
R428,429
R430
R431

RK73GB2A472J
RK73HB1J474J
RK73HB1J103J
RK73HH1J124D
RK73HH1J183D

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

4.7K
470K
10K
120K
18K

J
J
J
D
D

1/10W
1/16W
1/16W
1/16W
1/16W

R432
R433
R434
R435
R436

RK73HH1J223D
RK73HB1J102J
RK73HB1J330J
RK73GB2A100J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
1.0K
33
10
0.0

D
J
J
J
J

1/16W
1/16W
1/16W
1/10W
1/16W

R437
R438
R440
R441
R442

RK73HB1J474J
RK73HB1J154J
RK73HB1J102J
RK73HB1J123J
RK73HH1J334D

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
150K
1.0K
12K
330K

J
J
J
J
D

1/16W
1/16W
1/16W
1/16W
1/16W

R443
R444
R445
R446
R447

RK73HH1J223D
RK73HB1J272J
RK73HB1J473J
RK73GB2A100J
RK73HB1J473J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
2.7K
47K
10
47K

D
J
J
J
J

1/16W
1/16W
1/16W
1/10W
1/16W

R448
R449
R450
R501
R503

RK73HB1J000J
RK73GB2A220J
RK73HB1J000J
RK73HB1J104J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
22
0.0
100K
1.0K

J
J
J
J
J

1/16W
1/10W
1/16W
1/16W
1/16W

R504
R506
R507
R509
R510

RK73HB1J104J
RK73HB1J474J
RK73HB1J000J
RK73HB1J000J
RK73HB1J474J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
470K
0.0
0.0
470K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R511
R512
R514
R515,516
R520,521

RK73HB1J220J
RK73HB1J104J
RK73HB1J000J
RK73HB1J104J
RK73HB1J473J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22
100K
0.0
100K
47K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R522
R523
R524
R525
R527

RK73HB1J474J
RK73HB1J473J
RK73HB1J000J
RK73HB1J104J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
47K
0.0
100K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R528,529
R531
R532
R533,534
R536,537

RK73HB1J000J
RK73HB1J104J
RK73HB1J101J
RK73HB1J000J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
100K
100
0.0
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R538
R539
R540,541
R542
R543

RK73HB1J101J
RK73HB1J000J
RK73HB1J101J
RK73HB1J104J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100
0.0
100
100K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

36

New

Ref. No. Address parts

Parts No.

Description

Destination

R544
R545
R548
R550
R551

RK73HB1J104J
RK73HB1J000J
RK73GB2A000J
RK73GB2A000J
RK73HB1J101J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
0.0
0.0
0.0
100

J
J
J
J
J

1/16W
1/16W
1/10W
1/10W
1/16W

R552-554
R556-558
R560
R561
R562

RK73HB1J104J
RK73HB1J104J
RK73HB1J000J
RK73HB1J473J
RK73GB2A000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
100K
0.0
47K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/10W

R565
R567
R568
R569
R572

RK73GB2A000J
RK73HB1J151J
RK73HB1J102J
RK73HB1J220J
RK73HB1J220J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
150
1.0K
22
22

J
J
J
J
J

1/10W
1/16W
1/16W
1/16W
1/16W

R574
R575
R576
R577
R578-580

RK73GB2A000J
RK73HB1J103J
RK73HB1J000J
RK73HB1J102J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
10K
0.0
1.0K
0.0

J
J
J
J
J

1/10W
1/16W
1/16W
1/16W
1/16W

R581
R582-586
R587
R588-590
R591

RK73HB1J474J
RK73HB1J000J
RK73HB1J102J
RK73HB1J000J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
0.0
1.0K
0.0
1.0K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R592,593
R594
R595
R596
R597

RK73HB1J000J
RK73HB1J102J
RK73HB1J000J
RK73HB1J104J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
1.0K
0.0
100K
1.0K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R598-601
R602
R603,604
R605
R606

RK73FB2B102J
RK73HB1J102J
RK73HB1J000J
RK73HB1J102J
RK73HB1J103J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

1.0K
1.0K
0.0
1.0K
10K

J
J
J
J
J

1/8W
1/16W
1/16W
1/16W
1/16W

R607,608
R610
R611,612
R614
R615,616

RK73HB1J102J
RK73HB1J102J
RK73HB1J105J
RK73HB1J474J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

1.0K
1.0K
1.0M
470K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R617-620
R621,622
R623-625
R627,628
R629

RK73HB1J102J
RK73HB1J000J
RK73HB1J104J
RK73HB1J104J
RK73HB1J105J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

1.0K
0.0
100K
100K
1.0M

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R630
R632
R633
R634
R636

RK73HB1J102J
RK73HB1J103J
RK73HB1J000J
RK73HB1J103J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

1.0K
10K
0.0
10K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R637
R638
R639
R640
R641,642

RK73HB1J103J
RK73HB1J104J
RK73HB1J102J
RK73HB1J103J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
100K
1.0K
10K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R644
R646
R648
R650
R651

RK73GB2A000J
RK73HB1J682J
RK73HB1J682J
RK73GB2A000J
RK73FB2B102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
6.8K
6.8K
0.0
1.0K

J
J
J
J
J

1/10W
1/16W
1/16W
1/10W
1/8W

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
Ref. No.

New
Address parts

Parts No.

Description

Destination

Ref. No.

New
Address parts

Parts No.

Description

Destination

R652
R654
R656
R658
R659-661

RK73HB1J104J
RK73GB2A000J
RK73HB1J471J
RK73GB2A000J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
0.0
470
0.0
100K

J
J
J
J
J

1/16W
1/10W
1/16W
1/10W
1/16W

R755
R756
R758
R759
R760

RK73HB1J103J
RK73HB1J153J
RK73HB1J103J
RK73HB1J104J
RK73HB1J152J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
15K
10K
100K
1.5K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R662,663
R664-674
R676
R677
R678

RK73HB1J474J
RK73HB1J104J
RK73HB1J104J
RK73HB1J474J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470K
100K
100K
470K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R761
R762
R763
R764
R765

RK73HB1J104J
RK73HB1J474J
RK73HB1J183J
RK73HB1J124J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
470K
18K
120K
1.0K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R680-683
R684-686
R687,688
R689,690
R691-696

RK73HB1J000J
RK73HB1J104J
RK73HB1J472J
RK73HB1J474J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
100K
4.7K
470K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R766
R767,768
R769
R770
R771

RK73HB1J104J
RK73HB1J473J
RK73HB1J472J
RK73HB1J563J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
47K
4.7K
56K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R697,698
R701
R703
R704
R705

RK73HB1J000J
RK73HB1J104J
RK73HB1J103J
RK73HB1J563J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
100K
10K
56K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R772
R773
R774
R775
R776

RK73HB1J123J
RK73HB1J684J
RK73HB1J474J
RK73HB1J823J
RK73HB1J334J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

12K
680K
470K
82K
330K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R706
R707
R708
R709
R710

RK73HB1J683J
RK73HB1J153J
RK73HB1J683J
RK73HB1J822J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

68K
15K
68K
8.2K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R777
R778
R779
R780,781
R782

RK73HB1J154J
RK73HB1J394J
RK73HB1J474J
RK73HB1J104J
RK73HB1J153J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

150K
390K
470K
100K
15K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R712
R713
R714
R715
R716

RK73HB1J683J
RK73HB1J563J
RK73HB1J104J
RK73HB1J473J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

68K
56K
100K
47K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R783
R784
R785
R786
R787

RK73HB1J000J
RK73HB1J154J
RK73HB1J103J
RK73HB1J393J
RK73HB1J274J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
150K
10K
39K
270K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R717
R718
R720
R721
R722

RK73HB1J473J
RK73HB1J000J
RK73HB1J104J
RK73HB1J222J
RK73HB1J683J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
0.0
100K
2.2K
68K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R788
R789
R790
R791
R792

RK73HB1J223J
RK73HB1J000J
RK73HB1J224J
RK73HB1J564J
RK73HB1J102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
0.0
220K
560K
1.0K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R724
R725
R726
R727
R728

RK73HB1J563J
RK73HB1J683J
RK73HB1J100J
RK73HB1J274J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

56K
68K
10
270K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R793,794
R795
R796
R797
R798

RK73HB1J000J
RK73HB1J224J
RK73HB1J103J
RK73HB1J334J
RK73HB1J684J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
220K
10K
330K
680K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R729
R730
R731
R732
R733

RK73HB1J104J
RK73HB1J103J
RK73HB1J000J
RK73HB1J473J
RK73HB1J333J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

100K
10K
0.0
47K
33K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R799
R800
R801
R802
R803

RK73HB1J563J
RK73HB1J472J
RK73HB1J104J
RK73HB1J273J
RK73HB1J153J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

56K
4.7K
100K
27K
15K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R734
R737
R738
R739
R740,741

RK73HB1J223J
RK73HB1J473J
RK73HB1J102J
RK73HB1J000J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

22K
47K
1.0K
0.0
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R804
R805
R806
R807,808
R809

RK73HB1J681J
RK73HB1J823J
RK73HB1J562J
RK73HB1J103J
RK73HB1J104J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

680
82K
5.6K
10K
100K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R744
R745
R746
R747
R748

RK73HB1J473J
RK73HB1J104J
RK73HB1J103J
RK73HB1J334J
RK73HB1J000J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

47K
100K
10K
330K
0.0

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R810
R812,813
R814-816
R817
R818

RK73HB1J102J
RK73HB1J472J
RK73HB1J104J
RK73HB1J473J
RK73HB1J333J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

1.0K
4.7K
100K
47K
33K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R749
R750
R751
R752
R753

RK73HB1J823J
RK73HB1J332J
RK73HB1J271J
RK73HB1J102J
RK73HB1J563J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

82K
3.3K
270
1.0K
56K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

R819
R820
R821
R822
R823

RK73HB1J000J
RK73HB1J474J
RK73HB1J000J
RK73HB1J101J
RK73HB1J472J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
470K
0.0
100
4.7K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

37

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
New

Ref. No. Address parts

Parts No.

Description

Destination

New

Ref. No. Address parts

Parts No.

Description

R825,826
R827
R828
R831
R833-835

RK73HB1J103J
RK73HB1J332J
RK73HB1J000J
RK73HB1J000J
RK73HB1J101J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

10K
3.3K
0.0
0.0
100

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/16W

IC1
IC2
IC3
IC4
IC5

LM73CIMKX-0
LMC7101BIM5
Note 1
LMC7101BIM5
TC75W51FK(F)

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

R836
R837
R838
R841
R842

RK73HB1J000J
RK73HB1J472J
RK73HB1J000J
RK73HB1J000J
RK73FB2B102J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

0.0
4.7K
0.0
0.0
1.0K

J
J
J
J
J

1/16W
1/16W
1/16W
1/16W
1/8W

IC101
IC102
IC103
IC201
IC202

NJM2904V-ZB
RA30H4452M123
NJM2904V-ZB
MCP6021-E/OT
TK10931VTL-G

MOS-IC
MOS-IC
MOS-IC
MOS-IC
ANALOGUE IC

R843
R845
R846
R901
R902,903

RK73HB1J471J
RK73HB1J102J
RK73HB1J332J
RK73GB2A471J
RK73HB1J101J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470
1.0K
3.3K
470
100

J
J
J
J
J

1/16W
1/16W
1/16W
1/10W
1/16W

IC203
IC204
IC205,206
IC401
IC402

TC75W51FK(F)
SPM5001
LMC7101BIM5
XC6108C23CMN
XC6204B332P1

MOS-IC
MOS-IC
MOS-IC
MOS-IC
ANALOGUE IC

R904-913
R914
R915-917
R918,919
R921

RK73HB1J471J
RK73GB2A471J
RK73HB1J000J
RK73HB1J101J
RK73HB1J474J

CHIP R
CHIP R
CHIP R
CHIP R
CHIP R

470
470
0.0
100
470K

J
J
J
J
J

1/16W
1/10W
1/16W
1/16W
1/16W

IC403
IC404
IC405
IC406
IC407,408

NJM78M08FA-ZB
TA7805FQ
LT1616ES6-PBF
TK71733S
XC6204B332M

ANALOGUE IC
MOS-IC
ANALOGUE IC
BI-POLAR IC
MOS-IC

D2
D3 ,4
D7 -12
D14
D21

DA221
1SV325F
1SV282-F
1SV278F
HVC131

DIODE
VARIABLE CAPACITANCE DIODE
VARIABLE CAPACITANCE DIODE
VARIABLE CAPACITANCE DIODE
DIODE

IC409
IC410
IC501
IC502
IC503

XC6205B152PRN
XC9101D09AKR
Note 1(BGA)
Note 1(BGA)
Note 1(BGA)

ANALOGUE IC
ANALOGUE IC
ROM IC
MICROPROCESSOR IC
SRAM IC

D101
D102
D103
D106
D108-110

HVC131
02DZ5.6F-X,Y
L407CDB
L7091CER
HSM88AS-E

DIODE
ZENER DIODE
DIODE
(50V/1W)
DIODE
DIODE

IC504
IC505
IC506
IC507
IC508

RV5C386A
TC7SH08FU-F
XC6109C29ANN
TC7SH126FU-F
SM5023CNDH-G

MOS-IC
MOS-IC
ANALOGUE IC
MOS-IC
MOS-IC

D201,202
D205
D207-210
D212,213
D216

DAN235E
HVC131
1SV286F
1SV286F
HVC131

DIODE
DIODE
VARIABLE CAPACITANCE DIODE
VARIABLE CAPACITANCE DIODE
DIODE

IC509
IC510
IC511
IC512,513
IC514

TC7WT125FUF
Note 1(BGA)
TC7SH08FU-F
TC7SET08FU-F
TC7WBD125AFK

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

D401
D403
D404
D405
D406

02DZ18F-X,Y
1SS416
22ZR-10D
DSA3A1
HSC119

ZENER DIODE
DIODE
SURGE ABSORBER
DIODE
DIODE

IC515
IC516
IC517
IC518
IC701

TC7WT126FU-F
TC7WH126FU-F
Note 1
ADM202EARNZ
TC75S51FE(F)

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

CRS02-Q
1SS301F
1SS388F
1SS388F
1SS416

DIODE
DIODE
DIODE
DIODE
DIODE

IC702,703
IC704
IC705,706
IC707,708
IC709

TC75W51FK(F)
MCP6021-E/OT
TC75W51FK(F)
TC7W53FK(F)
TC75W51FK(F)

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

D506,507
D508
D509,510
D511,512
D702

1SS416
DA204U
1SS416
DA204U
HSC119

DIODE
DIODE
DIODE
DIODE
DIODE

IC710
IC711
IC712
IC713
IC714

TC7W53FK(F)
TC75W51FK(F)
M62364FP-F
TC7W53FK(F)
TC75S51FE(F)

MOS-IC
MOS-IC
MOS-IC
MOS-IC
MOS-IC

D703-705
D706,707
D901-904
D905,906
D907,908

RB706F-40
EMZ6.8N
DA204U
02DZ18F-X,Y
DA204U

DIODE
ZENER DIODE
DIODE
ZENER DIODE
DIODE

IC715

LA4425A

MOS-IC

D909
D910
D911,912
D913
D914

1SS355
02DZ18F-X,Y
DA204U
1SS355
02DZ18F-X,Y

DIODE
ZENER DIODE
DIODE
DIODE
ZENER DIODE

Q1
Q3
Q4
Q5 ,6
Q7

2SC5383-T111
2SC5636
2SC5383-T111
2SK508NV(K52)
SSM6L05FU-F

TRANSISTOR
TRANSISTOR
TRANSISTOR
FET
FET

Q8
Q9 ,10
Q11

2SJ347F
2SC5636
2SK1215-E(E)

FET
TRANSISTOR
FET

D407
D408
D409-412
D501,502
D503,504

38

∗

∗
∗
∗

∗
∗

∗

Destination

• Note 1 : This part cannot be replaced. Therefore, this part is not supplied as a service part.
• If a part reference number is listed in a shaded box, that part does not come with the PCB.

NX-800
PARTS LIST
TX-RX UNIT (X57-7390-11)
Ref. No.
Q101
Q102

New
Address parts

Parts No.

Description

2SC5108(Y)F
2SC5455-A

TRANSISTOR
TRANSISTOR

Q105
Q106
Q201
Q202
Q203

DTC114EE
2SK1830F
DTA114EE
DTC144EE
2SC5636

DIGITAL TRANSISTOR
FET
DIGITAL TRANSISTOR
DIGITAL TRANSISTOR
TRANSISTOR

Q204,205
Q208
Q210
Q212
Q401,402

2SC3356(R23)
2SC5636
2SC3357-A
EMD9
DTC114EE

TRANSISTOR
TRANSISTOR
TRANSISTOR
TRANSISTOR
DIGITAL TRANSISTOR

Q403
Q404
Q405
Q406
Q407-409

DTC114TE
2SJ645
2SA1955A-F
UPA672T-A
12A02CH

DIGITAL TRANSISTOR
FET
TRANSISTOR
FET
TRANSISTOR

Q410
Q411,412
Q413-415
Q416
Q417

SSM3K15TE(F)
2SA1955A-F
DTC114EE
SSM6L05FU-F
SSM5H01TU

FET
TRANSISTOR
DIGITAL TRANSISTOR
FET
FET

Q501
Q701
Q702
Q703
Q704

UPA672T-A
SSM3K15TE(F)
2SC4617(Q)
SSM3K15TE(F)
2SC4738(GR)F

FET
FET
TRANSISTOR
FET
TRANSISTOR

Q705
Q706,707
Q708
Q709
Q710

2SA1832(GR)F
2SJ243-A
2SA1832(GR)F
DTC114EE
DTC363EU

TRANSISTOR
FET
TRANSISTOR
DIGITAL TRANSISTOR
DIGITAL TRANSISTOR

QSX6

TRANSISTOR

ERTJ0EV104H
ERTJ0EV104H

THERMISTOR
THERMISTOR

Q901,902
TH101,102
TH701

∗

∗

Destination

Ref. No.

New
Address parts

Parts No.

Description

Destination

39

NX-800
EXPLODED VIEW
B

A
A
B
C
D

:N09-2292-05
:N67-3008-48
:N87-2606-43
:N87-2608-48

1

1

35
34
D Cx2
D

37

Dx3

Dx2
Dx3
B
B

28

29
Dx2 D
IC715

38
23

IC403
64

Cx2
Cx2

65

IC102
Bx2 Dx2

D
26

D

27

40

D

TX-RX unit
(A/2)
(X57-)

21
36

25
39

Dx2

2

A
TX-RX
unit (B/2)
(X57-)

A
D
41
5

701

D

42

55

D
D
20

32
32
53

702

Display unit
(X54-)

54
704

43
703 706

60

7

705

32
8

11

32
707

3

57

24
56
59
62

4
52

40

Parts with the exploded numbers larger than 700 are not supplied.
If a part reference number is listed in a box on the exploded view of the PCB, that part does not come with the PCB. These parts must be ordered separately.

NX-800
PACKING
D

C

711

63. MICROPHONE
(T91-0639-35)

1

18. INSTRUCTION MANUAL
(B62-2000-00)
712

30. FUSE(BLADE TYPE)15A/32V
(F52-0024-05)
51. MIC HOLDER
(J19-1584-15)

45. PACKING FIXTURE
(H12-4235-05)
22. DC CORD ASSY
(E30-7523-35)

2

61. SCREW SET
(N99-2039-05)

58. BRACKET
(J29-0726-03)

46. PACKING FIXTURE
(H12-4236-05)

44. INNER CARTON CASE
(H02-0630-03)

3

49. ITEM CARTON CASE
(H52-2195-02)

Parts with the exploded numbers larger than 700 are not supplied.

41

NX-800
TROUBLE SHOOTING
Fault diagnosis of the BGA (Ball Grid Array) IC
Overview: A flowchart for determining whether or not the transceiver can be powered on (the LCD does not function even if the
power switch is turned on) due to broken BGA parts.
BGA parts: ASIC (IC510), DSP (IC502), FLASH (IC501), SRAM (IC503)
When the BGA IC is problematic, please bring the printed circuit board (X57-7390-11) in for service. Various ESN/default adjustment values are written on the printed circuit board for service. Additionally various ESN stickers are included. The power module
(RA30H4452M123), short connector (E37-1180-05) and button type lithium battery (W09-0971-05) do not belong to the printed
circuit board for service. Please use the part which has been attached to the printed circuit board. After the printed circuit board
has been readjusted, please attach any ESN stickers to the chassis. When "ESN Validation" is used with NXDN Trunking, you must
modify the ESN register.
● Checking power supply voltage
Checking voltage

When an abnormal
value is comfirmed.

Points to be checked
33M IC402 (5 pin)
15M IC409 (5 pin)
33A IC408 (5 pin)
33BU D111 (Cathode side)

Normal voltage
3.3V
1.5V
3.3V
3.3V

33M has an abnormal voltage.
[ASIC]
Remove L508 to check the voltage of the 33M.
If the voltage becomes normal, the ASIC is broken.
[DSP]
Remove L503 to check the voltage of the 33M.
If the voltage becomes normal, the DSP is broken.
[FLASH]
Remove L501 to check the voltage of the 33M.
If the voltage becomes normal, the FLASH is broken.

Power supply of each device is connected through the coil.
[ASIC]
33M:L508 15M:L511 33A:R603
[DSP]
33M:L503 15M:L502
[FLASH]
33M:L501
[SRAM]
33BU:L522
● Checking the clock

15M has an abnormal voltage.
[ASIC]
Remove L511 to check the voltage of the 15M.
If the voltage becomes normal, the ASIC is broken.
[DSP]
Remove L502 to check the voltage of the 15M.
If the voltage becomes normal, the DSP is broken.

When a normal value
is comfirmed.

Checking the clock
Points to be checked
18.432MHz ASIC side R569
DSP side R511
32.768kHz IC504(1 pin) or R545
● Checking the
Reset/Control signal

Normal voltage (3.3V)
18.432MHz
18.432MHz
32.768kHz

When an abnormal
value is comfirmed.

Normal voltage
3.3V
3.3V
3.3V
When a normal value
is comfirmed.

Checking the ASIC input switch signal
*Each signal is not masked by the setting of the FPU.
The POWER key is pressed and held.
Points to be checked
Confirmed voltage
/PSW (R619)
0V
The ignition key is kept ON.
Points to be checked
Confirmed voltage
/IGN (R618)
0V
● Checking the output signal
from the ASIC
Points to be checked
/FRST R509

When an
abnormal value
is comfirmed.

If the voltage is not corrected, there is a problem
other than the BGA parts.

Remove the R569, R511 and R545. If it oscillates
normally, the DSP and ASIC may be broken.
When an
abnormal value
is comfirmed.

The BGA parts are not broken.

When an abnormal
value is comfirmed.

If the /FRST is always 0V, the ASIC is broken.

When a normal value
is comfirmed.

Normal voltage
3.3V
When a normal value
is comfirmed.

42

33A has an abnormal voltage.
[ASIC]
Remove R603 to check the voltage of the 33A.
If the voltage becomes normal, the ASIC is broken.
33BU has an abnormal voltage.
[SRAM]
Remove L522 to check the voltage of the 33BU.
If the voltage becomes normal, the SRAM is broken.

When a normal value
is comfirmed.

Checking the control signal input to the ASIC
Points to be checked
RST (RESET) IC506 (4 pin)
/BINT IC401 (1 pin)
/OVRB D403 (Cathode side)

Checking for an abnormal point

If the /FRST repeats 3.3V and 0V at intervals,
the ASIC, FLASH and SRAM may be broken.

NX-800
TROUBLE SHOOTING
● Checking the signal output
from the ASIC by software
control
Points to be checked
SBC R408

When a normal value
is comfirmed.

Normal voltage
3.3V

When an abnormal
value is comfirmed.

Remove R408. If the ASIC side is 0V,
the ASIC/FALSH/SRAM may be broken.

When a normal value
is comfirmed.
Points to be checked
/DRST R841
● Panel control (TX-RX unit)
Points to be checked
/PRST R506 (Signal side)

Normal voltage
3.3V

When an abnormal
value is comfirmed.
If the /DRST is 0V, the ASIC/FALSH/SRAM are broken.

When a normal value
is comfirmed.
Normal voltage
3.3V

When an abnormal
value is comfirmed.

Remove the Q501. If the ASIC side is 0V,
the ASIC/FALSH/SRAM may be broken.

When a normal value
is comfirmed.
Points to be checked
80C C581 (Signal side)
● Panel control (TX-RX unit)
Checking voltage
Points to be checked
5C IC903 (5 pin)
33C IC904 (5 pin)

Normal voltage
8.0V

When an abnormal
value is comfirmed.

If the SBC is 3.3V and 80C regulator $IC403 (pin 1)
input side is 8.5V or more, the BGA parts are not broken.

When a normal value
is comfirmed.
When an abnormal
value is comfirmed.
The BGA parts are not broken.

Normal voltage
5.0V
3.3V
When a normal value
is comfirmed.

Checking the clock/reset
Points to be checked
Xout R948
/PRST R947 (Signal side)
FLASH R986

Normal voltage
11.059MHz (5.0V)
5.0V
3.3V

When an
abnormal
value is
comfirmed.

When a normal value
is comfirmed.
Checking the Control signal
Points to be checked
/CS0 IC911 (48 pin)
/RD IC911 (42 pin)

Normal voltage
3.3V→0V→3.3V
3.3V→0V→3.3V

When an abnormal
value is comfirmed.
If nothing is displayed even after replacing the panel,
the BGA may be broken.

When a normal value
is comfirmed.
Checking the Control signal
Points to be checked
/LCDRST R991 (Signal side)
/CS3 IC912 (7 pin)

When an abnormal
value is comfirmed.
Normal voltage
3.3V
3.3V→0V→3.3V

The panel microcomputer receives a request of LCD
display from the ASIC. Then, the LCD displays.
The /LCDRST and /CS3 signal become abnormal if
communication is disabled due to a trouble in
the ASIC.

When a normal value
is comfirmed.
It is unlikely that the BGA parts are broken.

● When an error display appears on the LCD.
The LCD displays "INIT ERROR1".

An error occurs when the ASIC internal RAM reads
or writes. The ASIC may be broken.

The LCD displays "INIT ERROR2".

An error occurs when the DSP internal RAM reads
or writes. The DSP may be broken.

The LCD displays "INIT ERROR3".

An error occurs when the SRAM internal RAM
reads or writes. The SRAM may be broken.

43

NX-800
ADJUSTMENT
Controls

“FNC” not appears
Key

Power switch
Volume Up/Down key

Modular
MIC jack

Channel Up/Down key

Function

Display

Microphone key
[PTT]

Transmit

-

[0] to [9]
and
[A] to [D],
[#], [ ]

Use as the DTMF keypad.
If a key is pressed during
transmission, the DTMF
corresponding to the key
that was presses is sent.

-

*

Programmable function keys
“FNC” appears on the sub LCD display
Key

KMC-36

Function

Display

-

-

[

]

[

]

[

]/[

[

]

-

[

]

LCD all lights

LCD all point appears

[

]

High power/Low power

Low:

[PTT]
Keypad
[HOOK]

This transceiver has a test mode. To enter test mode,
] key while turning the transceiver
press and hold the [
power ON. Before the transceiver enters test mode, the
frequency version information appears on the LCD momentarily. Test mode can be inhibited by programming. To
exit test mode, turn the transceiver power OFF. The following functions are available in test mode.

■ Key operation

]/[

]

Test CH up/down

Channel No.

[

]/[

]

Volume up/down

-

[

]

]

Function off

[

]

Compander on/off

On:

icon appears

Beat shift on/off

On:

icon appears

[

]

[

]

[

44

Wide : “w”
Narrow : “n”
Very narrow : “v”

Shift to panel tuning mode
Function on

“FNC” appears on the
sub LCD display

MSK 1200bps and 2400bps 2400bps :
]

Test signaling CH up

Transmit

[0] to [9]
and
[A] to [D],
[#], [ ]

Function off

-

*

• LED indicator
Red LED
Green LED

Lights during transmission.
Lights when there is carrier.

“FNC”

Appears at function on.

Temperature

Squelch level
Squelch off: icon appears

]

]

-

• LCD display in panel test mode

Push: Squelch level up
Hold: Squelch off

[

icon appears

Display

[

Wide/Narrow/Very narrow

-

• Sub LCD indicator

“FNC” not appears on the sub LCD display

]

-

[PTT]

■ Test mode operation features

[

Function off

Microphone key

Panel Test Mode

Function

]

[

[

Key

Analog: “A”
NXDN: “N”

Analog/NXDN

icon appears

Signaling No.

+25

An SQ5
Sub LCD
display

1- 1

Main LCD display

Signaling No.
Channel No.

Squelch level
(Analog mode only)
An : Analog narrow mode
Aw : Analog wide mode
Nn : NXDN narrow mode
Nv : NXDN very narrow mode

NX-800
ADJUSTMENT
■ Frequency and Signaling
The transceiver has been adjusted for the frequencies
shown in the following table. When required, readjust them
following the adjustment procedure to obtain the frequencies
you want in actual operation.

• Test frequency

Panel Tuning Mode
■ Preparations for tuning the transceiver
Before attempting to tune the transceiver, connect the
unit to a suitable power supply.
Whenever the transmitter is turned, the unit must be connected to a suitable dummy load (i.e. power meter).
The speaker output connector must be terminated with a
4Ω dummy load and connected to an AC voltmeter and an
audio distortion meter or a SINAD measurement meter at all
times during tuning.

CH

RX (MHz)

TX (MHz)

1

485.05000

485.10000

2

450.05000

450.10000

3

519.95000

519.90000

■ Transceiver tuning (To enter tuning mode)

4

485.00000

485.00000

5

485.20000

485.20000

6

485.40000

485.40000

7~16

-

-

To enter tuning mode, press the [ ] key while the transceiver is in test mode. Use the [ ] key to write tuning data
through tuning modes, and the [ ]/[ ] key to adjust tuning
requirements (1 to 4096 appears on the LCD).
] key to select the adjustment item through
Use the [
tuning modes. Use the [ ] key to adjust 5 reference level
adjustments, and use the [■ ] key to switch between Wide/
Narrow/Very narrow.

• Analog mode signaling
No.

RX

TX

1

None

None

2

None

100Hz Square Wave

3

LTR Data :
AREA=0, GOTO=12
HOME=12
ID=47, FREE=25

LTR Data :
AREA=0, GOTO=12
HOME=12
ID=47, FREE=25

4

QT : 67.0Hz

QT : 67.0Hz

5

QT : 151.4Hz

QT : 151.4Hz

6

QT : 210.7Hz

QT : 210.7Hz

7

QT : 254.1Hz

QT : 254.1Hz

8

DQT : D023N

DQT : D023N

9

DQT : D754I

DQT : D754I

10

DTMF : 159D

DTMF : 159D

• LCD display in panel tuning mode

11

None

DTMF Code 9

12

2-tone :
A : 304.7Hz
B : 3106.0Hz

2-tone :
A : 304.7Hz
B : 3106.0Hz

13

Single Tone : 979.9Hz

Single Tone : 979.9Hz

14

None

Single Tone : 1000Hz

15

None

MSK

16

MSK

MSK

CV voltage, AD value, etc
2.6

Sub LCD display

An

CNTR

256

Main LCD display

Adjustment value
Adjustment
(1~4096)
point
L
Proper value guide
L'
(When the frequency adjustment
C
is necessary, ▼ or ▲ is displayed.)
H'
Adjustment item
H
An: Analog narrow mode
Aw: Analog wide mode
Nn: NXDN narrow mode
Nv: NXDN very narrow mode

• NXDN mode signaling
No.

RX

TX

1

RAN1

RAN1

2

None

PN9

3

RAN1

Maximum deviation pattern

RAN: Radio Access Number
PN9: Pseudo-Random Pattern
(Factory only)

45

NX-800
ADJUSTMENT
■ Key operation

■ 5 reference level adjustments frequency
Function

Key

Tuning point

RX (MHz)

TX (MHz)

Push

Hold (1 second)

Low

450.05000

450.10000

[

]/[

]

Adjustment value up/down

Continuation up/down

Low’

467.55000

467.60000

[

]/[

]

Volume up/down

Continuation up/down

Center

485.05000

485.10000

[

]

Auto adjustment start

-

High’

502.55000

502.60000

[

]

Wide/Narrow/Very narrow

-

High

519.95000

519.90000

[

]

Shift to panel test mode

-

[

]

To enter 5 reference level
adjustments
L/L’/C/H’/H

-

[

]

Writes the adjustment value

-

Go to next adjustment item

Back to last adjustment item

[

]

Microphone key
[PTT]

Transmit

[0] to [9]
and
[A] to [D],
[#], [ ]

-

-

-

*

■ Adjustment item and Display
Order

1

2

3

4

5

6

7

8

9

10

11

46

Adjusutment item

LCD contrast

Receive Assist

Transmit Assist
RTC
(Real-time clock)
High Transmit
Power Limit
Low Transmit
Power Limit
High Transmit
Power
Low Transmit
Power
Balance
Maximum Deviation
(NXDN)
Maximum Deviation
(Analog)

Main LCD
display

CNTR

RAST

TAST

RTC

HILMT

LOLMT

HIPWR

LOPWR

BAL

NDEV

ADEV

Sub-LCD display

Aw

An

(Analog Wide)

(Analog Narrow)

Nn

Nv

(NXDN Narrow) (NXDN Very Narrow)

Adjustment range
-

(CV voltage)

(CV voltage)

-

-

-

-

-

(Encode frequency)

-

-

5

-

5

-

5

-

5

-

5

-

-

5

5

Number

1 point ADJ

Common

1~256

Section 2

5 point ADJ

Common

1~4096

Section 3

5 point ADJ

Common

1~4096

Section 3

1 point ADJ

Common

-62~-1/0/+1~+62
-

Adjust item

Section 4

-

-

Transmitter

-

-

Transmitter

-

-

Transmitter

-

-

Transmitter

-

-

Transmitter

5

5

Transmitter

-

-

Transmitter

1~256

Section 1

1~256

Section 2

1~1024

Section 3

1~1024

Section 4

1~256

Section 5

1~1024

1~1024

Section 6

Section 7

NX-800
ADJUSTMENT
Order

Adjusutment item

Main LCD
display

Sub-LCD display

Aw

An

Nn

(Analog Wide)

(Analog Narrow)

Nv

(NXDN Narrow) (NXDN Very Narrow)

Adjustment range

12

QT Deviation

QT

-

13

DQT Deviation

DQT

-

14

LTR Deviation

LTR

-

15

DTMF Deviation

DTMF

-

16

Single Tone Deviation

TONE

-

17

MSK Deviation

MSK

-

18

CWID Deviation

CWID

-

19

Sensitivity 1

SENS1

20

Sensitivity 2

SENS2

21

RSSI Reference

RRSSI

22

Open Squelch

SQL

23

Low RSSI

LRSSI

24

High RSSI

HRSSI

25

Tight Squelch

SQLT

(RSSI

1

1

1

1

1

(ASQDET

-

-

5

1

-

5

-

-

5

-

- *1

5

5

- *1

5

5

- *1

5

5

- *1

5

Receive

Receive
Section 6

5

1~256
5

Receive

Section 5

1~256
5

Receive

Section 4

1~256
5

Receive

Section 3

1~256
5

Transmitter

Section 2

1~256
5

Transmitter

Section 14

1~256
-

Transmitter

Section 13

1~1024
-

Transmitter

Section 12
-

-

measurement value)

measurement value)

-

1~1024
-

Transmitter

Section 11
-

1

measurement value)
(RSSI

-

1~1024
1

Transmitter

Section 10
-

1

measurement value)
(RSSI

-

1~1024
1

Transmitter

Section 9
-

1

measurement value)
(ASQDET

-

1~1024
1

Number

Section 8
-

1

measurement value)
(RSSI

-

1~1024

measurement value)
(RSSI

1~1024

Adjust item

Receive
Section 7

1~256

-

Receive
Section 8

*1: Because NXDN Narrow adjusted by adjusting Analog Narrow, it is not necessary to adjust NXDN Narrow.

47

NX-800
ADJUSTMENT
■ Panel tuning mode flow chart
Panel Test Mode
[ ]
[

48

]hold

[

LCD Contrast
CNTR
]press [ ]hold

Adjustment Item
N/W/VN
LCD Display
For all adjustment items, press the [ ] key to write the adjustment value.

[

RX Assist
RAST
]press [

[

TX Assist
TAST
]press [

[

RTC
RTC
]press [

[

High Power Limit
HILMT
]press [ ]hold

[

Low Power Limit
LOLMT
]press [ ]hold

[

High Power
HIPWR
]press [ ]hold

Narrow

[

Low Power
LOPWR
]press [ ]hold

Narrow

[

Balance
BAL
]press [

[

NXDN Deviation
NDEV
]press [ ]hold

[

Analog Max Deviation
ADEV
]press [ ]hold

Narrow

[

QT Deviation
QT
]press [ ]hold
DQT Deviation
DQT
]press [ ]hold

Narrow

[

Narrow

[

LTR Deviation
LTR
]press [ ]hold

Narrow

[

DTMF Deviation
DTMF
]press [ ]hold

Narrow

[

Single Tone Deviation
TONE
]press [ ]hold

Narrow

[

MSK Deviation
MSK
]press [ ]hold
CW ID Deviation
CWID
]press [ ]hold

Very
Narrow

[

Sensitivity 1
SENS1
]press [ ]hold

Narrow

[

Sensitivity 2
SENS2
]press [ ]hold

Narrow

[

RSSI(Reference)
RRSSI
]press [ ]hold

Narrow

[

Narrow

[

Squelch(Open)
SQL
]press [ ]hold

RSSI(Low)
LRSSI
]press [ ]hold

Narrow

[

[

RSSI(High)
HRSSI
]press [ ]hold

[

Squelch(Tight)
SQLT
]press [ ]hold

[

]

5 reference level
Adjustments

[

]

5 reference level
Adjustments

]hold

]hold
5 reference level
Adjustments

Low
L
[

]hold
Narrow

Narrow

]

[

]

5 reference level
Adjustments

Low-Center
L'
[ ]

[

]

[

]

5 reference level
Adjustments

Center
C

[

]

[
Narrow

[

]

[

]

5 reference level
Adjustments

Center-High
H'
[ ]

[

]

[

]

5 reference level
Adjustments

High
H

[

]

[
[

]

Adjustment Point
LCD Display

]

]

5 reference level
Adjustments exit

5 reference level
Adjustments

]hold
Narrow
[

Narrow
[

[

[

[

[■]

Analog Max Deviation

[■]

[■]

[■]

[■]

[■]

[■]

DQT Deviation

Wide

LTR Deviation

Wide

DTMF Deviation

Wide

Single Tone Deviation

Wide

MSK Deviation

Narrow

]

5 reference level
Adjustments

[

]

5 reference level
Adjustments

[■]

RSSI(Reference)

Wide
[

[■]

Squelch(Open)

RSSI(Low)

]

[■]

RSSI(High)
HRSSI

]

[■]

Squelch(Tight)
SQLT

RSSI(Reference)

[■]

Squelch(Open)

[■]

RSSI(Low)

]

Wide
[

[■]

]

Wide
[

5 reference level
Adjustments

]

Wide
[

[■]

]

Wide

[

5 reference level
Adjustments

Wide

QT Deviation

]

]

Very
Narrow
[ ]

[

]

Narrow
[

NXDN Deviation

]

Narrow
[

[■]

]

]

[■]

RSSI(High)
HRSSI

Very
Narrow
[ ]

[■]

Very
Narrow
[ ]

[■]

Very
Narrow
[ ]

[■]

Very
Narrow
[ ]

[■]

5 reference level
Adjustments

5 reference level
Adjustments

5 reference level
Adjustments

5 reference level
Adjustments

Wide
[

]

5 reference level
Adjustments

NX-800
ADJUSTMENT
Test Equipment Required for Alignment
1.

Test Equipment
Standard Signal Generator
(SSG)

2.

Power Meter

3.
4.

9.

Deviation Meter
Digital Volt Meter
(DVM)
Oscilloscope
High Sensitivity
Frequency Counter
Ammeter
AF Volt Meter
(AF VTVM)
Audio Generator (AG)

10.

Distortion Meter

11.
12.

4Ω Dummy Load
Regulated Power Supply

5.
6.
7.
8.

Major Specifications
Frequency Range
400 to 520MHz
Modulation
Frequency modulation and external modulation
Output
-127dBm/0.1µV to greater than -20dBm/22.4mV
* When performing the Frequency adjustment, the following accuracy is necessary.
• 0.001ppm
Use a standard oscillator for adjustments, if necessary.
Input Impedance
50Ω
Operation Frequency
400 to 520MHz
Measurement Range
Vicinity of 100W
Frequency Range
400 to 520MHz
Measuring Range
10mV to 20V DC
Input Impedance
High input impedance for minimum circuit loading
DC through 30MHz
Frequency Range
10Hz to 1000MHz
Frequency Stability
0.01ppm or less
20A or more
Frequency Range
50Hz to 10kHz
Voltage Range
1mV to 10V
Frequency Range
50Hz to 5kHz or more
Output
0 to 1V
Capability
3% or less at 1kHz
Input Level
50mV to 10Vrms
Approx. 4Ω, 20W
13.6V, approx. 20A (adjustable from 9V to 20V)
Useful if ammeter equipped

Test cable for microphone input (E30-3360-08)
1
2
3
4
5
6
7
8

GREEN

1

RED

2

BLACK

E

BLUE
SHIELD

PTT
MIC-E

WHITE

MIC

GRAY

HK

YELLOW

3
4

Tuning cable (E30-3383-05)
Adapter cable (E30-3383-05) is
required for injecting an audio if
PC tuning is used.
See “PC Mode” section fot the
connection.

5
6
7
8
Lead wire +
Shield wire –
MIC

MIC connector (Front panel view)

8

1

1 : BLC/AFO
2 : +B
3 : GND
4 : PTT/TXD
(PC serial data
from radio)

5 : MICE
6 : MIC
7 : HOOK/RXD
(PC serial data
to radio)
8 : DM/KVL

49

NX-800
ADJUSTMENT
Radio Check Section
Condition
Item

Panel test mode

1. Frequency
check

1) CH-Sig : 1-1
PTT : ON

2. High power
check

1) CH-Sig : 1-1
PTT : ON

2) CH-Sig : 2-1
PTT : ON

3) CH-Sig : 3-1
PTT : ON

3. Low power
check

1) CH-Sig : 1-1
PTT : ON

2) CH-Sig : 2-1
PTT : ON

3) CH-Sig : 3-1
PTT : ON

4. MIC
sensitivity
check

50

1) CH-Sig : 1-1
AG : 1kHz
PTT : ON

Measurement

PC test mode

Testequipment

Unit

1) Test Channel
Channel : 1
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
1) Test Channel
Channel : 1
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
2) Test Channel
Channel : 2
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
3) Test Channel
Channel : 3
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
1) Test Channel
Channel : 1
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
2) Test Channel
Channel : 2
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
3) Test Channel
Channel : 3
Test Signaling
Mode : Analog
Signaling : 1
PTT : Press [Transmit]
button.
1) Test Channel
Channel : 1
Test Signaling
Mode : Analog
Signaling : 1
AG : 1kHz
PTT : Press [Transmit]
button.

f. counter

Panel

Power
meter
Ammeter

Terminal
ANT

Adjustment
Unit

Parts

Method

Specifications/
Remarks

Check an internal
0.3± 0.25ppm
temperature of radio +24.255Hz~
within 25˚C ± 2˚C.
+266.805Hz
@485.1MHz

Check

25W~35W
9.0A or less

21W~29W
9.0A or less

3.5W~6.5W
5.0A or less

Deviation
meter
Oscilloscope
AG
AF VTVM

Adjust AG input to
Dev: 3kHz at
get a standard MOD. 5mV± 1mV

NX-800
ADJUSTMENT
Condition
Item
5. Sensitivity
check

Panel test mode
1) CH-Sig : 1-1
SSG output
Wide:
–117dBm (0.32µV)
(MOD: 1kHz/± 3kHz)
Narrow:
–117dBm (0.32µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)

PC test mode
1) Test Channel
Channel : 1
Test Signaling
Mode : Analog
Signaling : 1
SSG output
Wide: –117dBm
(0.32µV)
(MOD: 1kHz/± 3kHz)
Narrow:
–117dBm (0.32µV)
(MOD : 1kHz,
Dev: ± 1.5kHz)

Measurement
Testequipment

Unit

SSG
AF VTVM
Oscilloscope
Distortion
meter

Terminal

Adjustment
Unit

Parts

ANT
EXT SP
connector

Method
Check

Specifications/
Remarks
12dB SINAD or
more

Common Section
Condition
Item

Panel tuning mode

PC test mode

1) DC voltage:13.6V
2) SSG standard modulation
[Wide] MOD:1kHz,DEV:3kHz
[Narrow] MOD: 1kHz,DEV: 1.5kHz
2. LCD contrast 1) Adj item:[CNTR]
1) Adj item:[LCD Contrast]
Adjust:[***]
Press [Apply] button
Press [ ] key to store to store the
the adjustment value. adjustment value.
3. Receive
1) Adj item:[RAST]
1) Adj item:[Receive
Assist
Adjust:[***]
Assist]
2) Adj item:[L RAST]→ 2) Adj item:[Low]
[L’ RAST]→[C RAST]→
[Low’]
[H’ RAST]→[H RAST]
[Center]
Adjust:[***]
[High’]
[High]
Press [ ] key to store
the adjustment value. Press [Apply All] button to
store the adjustment value.
Transmit
1) Adj item:[TAST]
1) Adj item:[Transmit
Assist
Adjust:[***]
Assist]
2) Adj item:[L TAST]→ 2) Adj item:[Low]
[L’ TAST]→[C TAST]→
[Low’]
[H’ TAST]→[H TAST]
[Center]
Adjust:[***]
[High’]
PTT : ON
[High]
Press [ ] key to store PTT: Press [Transmit]
the adjustment value. button.
Press [Apply All] button to
store the adjustment value.
4. RTC
1) Adj item:[RTC]
1) Adj item:
oscillation
Adjust:[***]
[RTC(Real-time clock)]
frequency
adjust

Measurement
Testequipment

Unit

Terminal

Adjustment
Unit

Parts

Method

Specifications/
Remarks

1. Setting

[Panel Adjust the LCD
tuning contrast by looking.
mode]
[ ],[ ]
The sub LCD display
[PC test and [V] indicator on
mode] the PC window
[ ],[ ] shows VCO lock
voltage. Change the
adjustment value to
get VCO lock voltage
within the limit of the
specified voltage.

After replacing
the LCD align
contrast.
3.0V± 0.1V
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

Note:
Confirm the VCO
lock voltage
approximately 3
seconds after the
adjustment value is
changed.

[

]

[Panel tuning mode] Adjustment of the
Press [ ] key. After transceiver’s
automatic adjustment internal clock.
adjusted value is
displayed on LCD.
Press [ ] key to store
the adjustment value.
[PC test mode]
Press [Start] button of
“Auto Tuning”. Press
[Apply] button to store
the adjustment value
after the automatic
adjustment was
finished.

51

NX-800
ADJUSTMENT
Condition
Item
5. Frequency
adjust

Panel tuning mode
* The Frequency
adjustment can be
performed only in
PC test mode.

PC test mode

Measurement
Testequipment

Unit

1) Adj item:
SSG
[Frequency]
2) CH-Sig: 1-1
SSG output : -20dBm
(CW (without
modulation))
Caution:
Perform the frequency
adjustment under the
following conditions.
• Temperature range
of +23˚C to +27˚C
(+73.4˚F to +80.6˚F).
(The temperature is
displayed on the
Frequency adjustment
screen of the KPG111D and the LCD
of the transceiver.)
• Use an accuracy of
0.001ppm for the
SSG. (Use a standard
oscillator if necessary.)

Terminal

Adjustment
Unit

ANT

[

Parts

Method

]

[PC test mode]
Press [Start] button of
“Auto Tuning”. Press
[Apply] button to store
the adjustment value
after the automatic
adjustment was
finished.

Specifications/
Remarks
[PC test mode]
The value of
“IF20” will
become around
“0” after the
adjustment was
finished.

Transmitter Section
Condition
Item

Panel tuning mode

1. High Transmit 1) Adj item:[HILMT]
Power Limit
Adjust:[****]
adjust
2) Adj item:
[L HILMT]→
[L’ HILMT]→
[C HILMT]→
[H’ HILMT]→
[H HILMT]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

52

PC test mode

Measurement
Testequipment

1) Adj item:
Power
[High Transmit
meter
Power Limit]
Ammeter
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.

Unit

Terminal
ANT

Adjustment
Unit

Parts
[Panel
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]

Method
[L HILMT]: 33W
[L’ HILMT]: 33W
[C HILMT]: 33W
[H’ HILMT]: 28W
[H HILMT]: 28W

Specifications/
Remarks
± 3.0W
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.
CAUTION!
Do not attempt to
adjust the transceiver’s
transmit output power
beyond its specifications.
If the transceiver is
adjusted beyond the
specifications, it may
cause deterioration of
the parts reliability and
the output power may
be lowered suddenly
and unstable.
The transceiver may be
also extremely hot.

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

PC test mode

Measurement
Testequipment

2. Low Transmit 1) Adj item:[LOLMT]
Adjust:[****]
Power Limit
2) Adj item:
adjust
[L LOLMT]→
[L’ LOLMT]→
[C LOLMT]→
[H’ LOLMT]→
[H LOLMT]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

1) Adj item:
Power
[Low Transmit
meter
Power Limit]
Ammeter
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.

3. High Transmit 1) Adj item:[HIPWR]
Power
Adjust:[****]
adjust
2) Adj item:[L HIPWR]→
[L’ HIPWR]→
[C HIPWR]→
[H’ HIPWR]→
[H HIPWR]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.
4. Low Transmit 1) Adj item:[LOPWR]
Power
Adjust:[****]
adjust
2) Adj item:[L LOPWR]→
[L’ LOPWR]→
[C LOPWR]→
[H’ LOPWR]→
[H LOPWR]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.
5. Balance
1) Adj item:[BAL]
adjust *2
Adjust:[***]
Deviation meter
LPF : 3kHz
HPF : OFF
2) Adj item:[L BAL]→
[L’ BAL]→[C BAL]→
[H’ BAL]→[H BAL]
Adjust:[***]
PTT : ON
Press [ ] key to store
the adjustment value.
Sub LCD: Tone frequency
[ ] key: Press while
transmitting to change
20Hz and 2kHz

1) Adj item: [High
Transmit Power]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.
1) Adj item:
[Low Transmit Power]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.
1) Adj item:[Balance] Deviation
Deviation meter
meter
LPF : 3kHz
Oscilloscope
HPF : OFF
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.
[2kHz Sine Wave
Check box]: Check
while transmitting
change to 2kHz.

Unit

Terminal
ANT

*2: Refer to the “Mode, Signaling, Necessary adjustment and order” table on page 57.
Balance adjustment is common with the adjustment of all signaling deviation.

Adjustment
Unit

Parts

Method

[Panel 15.0W
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]

Specifications/
Remarks
± 1.0W
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.
CAUTION!
Do not attempt to
adjust the transceiver’s
transmit output power
beyond its specifications.
If the transceiver is
adjusted beyond the
specifications, it may
cause deterioration of
the parts reliability and
the output power may
be lowered suddenly
and unstable.
The transceiver may be
also extremely hot.
± 1.0W
9.0A or less

[L HIPWR]: 30.0W
[L’ HIPWR]: 30.0W
[C HIPWR]: 30.0W
[H’ HIPWR]: 25.0W [PC test mode]
[H HIPWR]: 25.0W
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.
5.0W

± 0.5W
5.0A or less
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

The Deviation of
20Hz frequency is
fixed. Change the
2kHz adjustment
value to become
the same deviation
of 20Hz within the
specified range.

2kHz Tone
deviation is within
± 1.0% of 20Hz
tone deviation.
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

53

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

1) Adj item:[Nn NDEV]
Adjust:[****]
Deviation meter
LPF : 3kHz
HPF : OFF
[Narrow]
2) Adj item:
[NnL NDEV]→
[NnL’ NDEV]→
[NnC NDEV]→
[NnH’ NDEV]→
[NnH NDEV]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.
[Very Narrow] 1) Adj item:[Nv NDEV]
Adjust:[****]
2) Adj item:
[NvL NDEV]→
[NvL’ NDEV]→
[NvC NDEV]→
[NvH’ NDEV]→
[NvH NDEV]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.
1) Adj item:[An ADEV]
7. Maximum
Deviation
Adjust:[****]
(Analog)
Deviation meter
adjust *3
LPF : 15kHz
HPF : OFF
[Narrow]
2) Adj item:
[AnL ADEV]→
[AnL’ ADEV]→
[AnC ADEV]→
[AnH’ ADEV]→
[AnH ADEV]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.
6. Maximum
Deviation
(NXDN)
adjust *3

[Wide]

1) Adj item:[Aw ADEV]
Adjust:[****]
2) Adj item:
[AwL ADEV]→
[AwL’ ADEV]→
[AwC ADEV]→
[AwH’ ADEV]→
[AwH ADEV]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

PC test mode

Measurement
Testequipment

1) Adj item:[ Maximum Deviation
Deviation(NXDN
meter
Narrow)]
Oscilloscope
Deviation meter
LPF : 3kHz
HPF : OFF
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.
1) Adj item:[ Maximum
Deviation(NXDN
Very Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.
1) Adj item:[ Maximum
Deviation(Analog
Narrow)]
Deviation meter
LPF : 15kHz
HPF : OFF
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.

Unit

Terminal

Adjustment
Unit

ANT

1) Adj item:[ Maximum
Deviation(Analog
Wide)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
PTT : Press [Transmit]
button.
Press [Apply All] button to
store the adjustment value.

*3: Refer to the “Mode, Signaling, Necessary adjustment and order” table on page 57.
Analog deviation adjustment (Narrow/Wide) is common with the adjustment of all analog signaling.

54

Parts

Method

[Panel 3056Hz
tuning
mode]
[ ],[ ]
[PC test
mode]
[ ],[ ]

1337Hz

Specifications/
Remarks
± 50Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

± 50Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

Write the same
adjustment value of
“NXDN Deviation
[Narrow]” for each
adjustment point.
Transmit at each
adjustment point and
check that the Analog
deviation is between
2050Hz and 2150Hz.
Deviation meter
LPF: 15kHz
HPF: OFF
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press
[Transmit] button
Write the same
adjustment value of
“NXDN Deviation
[Narrow]” for each
adjustment point.
Transmit at each
adjustment point and
check that the Analog
deviation is between
4150Hz and 4250Hz.
Deviation meter
LPF: 15kHz
HPF: OFF
[Panel tuning mode]
PTT: ON
[PC test mode]
PTT: Press
[Transmit] button

2050~2150Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

4150~4250Hz
[PC test mode]
Press [Apply All]
button to store the
adjustment value
after all
adjustment point
was adjusted.

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

8. QT Deviation 1) Adj item:[An QT]
adjust *4
Adjust:[****]
Deviation meter
[Narrow]
LPF : 3kHz
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.
[Wide]

1) Adj item:[Aw QT]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

9. DQT
Deviation
adjust *4

1) Adj item:[An DQT]
Adjust:[****]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.

[Narrow]

[Wide]

1) Adj item:[Aw DQT]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

10.LTR
Deviation
adjust *4

1) Adj item:[An LTR]
Adjust:[****]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.

[Narrow]

[Wide]

1) Adj item:[Aw LTR]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

11.DTMF
Deviation
adjust *4

1) Adj item:[An DTMF]
Adjust:[****]
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.

[Narrow]

[Wide]

1) Adj item:[Aw DTMF]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

PC test mode

Measurement
Testequipment

1) Adj item:[QT
Deviation
Deviation (Narrow)] meter
Oscilloscope
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[QT
Deviation (Wide)]
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[DQT
Deviation (Narrow)]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[DQT
Deviation (Wide)]
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[LTR
Deviation (Narrow)]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[LTR
Deviation (Wide)]
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[DTMF
Deviation (Narrow)]
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[DTMF
Deviation (Wide)]
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.

Unit

Terminal
ANT

Adjustment
Unit

Parts
[Panel
tuning
mode]
[ ],[ ]

Method
Write the value as
followings.
513 (Reference
value)

Specifications/
Remarks
0.30~0.40kHz

[PC test
mode]
[ ],[ ]
0.70~0.80kHz

Write the value as
followings.
430 (Reference
value)

0.30~0.40kHz

0.70~0.80kHz

Write the value as
followings.
465 (Reference
value)

0.65~0.85kHz

0.90~1.10kHz

Write the value as
followings.
650 (Reference
value)

1.40~1.60kHz

2.90~3.10kHz

*4: Refer to the “Mode, Signaling, Necessary adjustment and order” table on page 57.

55

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

12.Single Tone
Deviation
(2TONE
deviation
adjust)
adjust *4

1) Adj item:[An TONE]
Adjust:[****]
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.

[Narrow]
[Wide]

1) Adj item:[Aw TONE]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

13.MSK
Deviation
adjust *4

1) Adj item:[An MSK]
Adjust:[****]
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.

[Narrow]

[Wide]

14.CWID
Deviation
adjust *4

1) Adj item:[Aw MSK]
Adjust:[****]
PTT : ON
Press [ ] key to store
the adjustment value.

1) Adj item:[Nv CWID]
Adjust:[****]
Deviation meter
LPF : 3kHz
[Very Narrow]
HPF : OFF
PTT : ON
Press [ ] key to store
the adjustment value.

PC test mode

Measurement
Testequipment

1) Adj item:[Single Tone Deviation
Deviation (Narrow)] meter
Oscilloscope
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[Single Tone
Deviation (Wide)]
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[MSK
Deviation (Narrow)]
Deviation meter
LPF : 15kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[MSK
Deviation (Wide)]
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.
1) Adj item:[CWID
Deviation]
Deviation meter
LPF : 3kHz
HPF : OFF
PTT : Press [Transmit]
button.
Press [Apply] button to
store the adjustment value.

Unit

Terminal
ANT

*4: Refer to the “Mode, Signaling, Necessary adjustment and order” table on page 57.

56

Adjustment
Unit

Parts
[Panel
tuning
mode]
[ ],[ ]

Method
Write the value as
followings.
513 (Reference
value)

Specifications/
Remarks
1.40~1.60kHz

[PC test
mode]
[ ],[ ]
2.90~3.10kHz

Write the value as
followings.
513 (Reference
value)

1.40~1.60kHz

2.90~3.10kHz

Write the value as
followings.
375 (Reference
value)

0.90~1.10kHz

NX-800
ADJUSTMENT
■ Mode, Signaling, Necessary adjustment and order
Mode

Signaling

Analog

Audio
QT

DQT

LTR

DTMF

2TONE

MSK
(FleetSync)

Wide
1. Balance adjust
2. Analog Deviation adjust [Wide]
1. Balance adjust
2. Analog Deviation adjust [Wide]
3. QT Deviation adjust [Wide]
1. Balance adjust
2. Analog Deviation adjust [Wide]
3. DQT Deviation adjust [Wide]
1. Balance adjust
2. Analog Deviation adjust [Wide]
3. LTR Deviation adjust [Wide]
1. Balance adjust
2. Analog Deviation adjust [Wide]
3. DTMF Deviation adjust [Wide]
1. Balance adjust
2. Analog Deviation adjust [Wide]
3. TONE Deviation adjust [Wide]
1. Balance adjust
2. Analog Deviation adjust [Wide]
3. MSK Deviation adjust [Wide]

NXDN
-

Necessary adjustment and order
Narrow
1. Balance adjust
2. Analog Deviation adjust [Narrow]
1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. QT Deviation adjust [Narrow]
1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. DQT Deviation adjust [Narrow]
1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. LTR Deviation adjust [Narrow]
1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. DTMF Deviation adjust [Narrow]
1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. TONE Deviation adjust [Narrow]
1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. MSK Deviation adjust [Narrow]
1. Balance adjust
2. NXDN Deviation adjust [Narrow]

Very Narrow
-

-

-

-

-

1. Balance adjust
2. Analog Deviation adjust [Narrow]
3. CWID Deviation adjust [Very Narrow]

Receiver Section
Condition
Item
1. AF level
setting

Panel tuning mode
[Panel test mode]
1) CH-Sig : 1-1
SSG output:
-47dBm (1mV)
(MOD: 1kHz,
Dev: ±1.5kHz)

2. Sensitivity 1 1) Adj item:[SENS1]
adjust
Adjust:[***]
(BPF adjust) 2) Adj item:
[L SENS1]→
[L’ SENS1]→
[C SENS1]→
[H’ SENS1]→
[H SENS1]
Adjust:[***]
Press [ ] key to store
the adjustment value.

Measurement

PC test mode

Testequipment

1) Test Channel
Channel : 1
Test Signaling
Mode : Analog
Signaling : 1
SSG output:
-47dBm (1mV)
(MOD: 1kHz,
Dev: ± 1.5kHz)
1) Adj item:[Sensitivity 1]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
Press [Apply All] button to
store the adjustment value.

SSG
DVM
AF VTVM
Dummy
load (4Ω)

Unit

Terminal
ANT
Ext.SP
connector

Adjustment
Unit

Parts
[

],[

Method
] Volume Up/Down
knob to obtain
2.83V AF output.
(2.0W @ 4Ω load)

[Panel Write the value as
tuning followings
mode]
[ ],[ ] [L SENS1] / [Low]
: 90
[PC test [L’ SENS1] / [Low’]
mode] : 119
[ ],[ ] [C SENS1] / [Center]
: 150
[H’ SENS1] / [High’]
: 184
[H SENS1] / [High]
: 224

Specifications/
Remarks
2.83V± 0.3V

Output voltage
adjustment of
IC206

57

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

PC test mode

3. Sensitivity 2 1) Adj item:[SENS2]
adjust
Adjust:[***]
(BPF adjust) 2) Adj item:
[L SENS2]→
[L’ SENS2]→
[C SENS2]→
[H’ SENS2]→
[H SENS2]
Adjust:[***]
Press [ ] key to store
the adjustment value.

1) Adj item:[Sensitivity 2]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
Press [Apply All] button to
store the adjustment value.

4. RSSI
reference
adjust *5

1) Adj item:[RSSI
Reference(Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)

1) Adj item:[An RRSSI]
Adjust:[***]
2) Adj item:
[AnL RRSSI]→
[AnL’ RRSSI]→
[Analog
[AnC RRSSI]→
Narrow]
[AnH’ RRSSI]→
[AnH RRSSI]
SSG output:
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
[Analog
1) Adj item:[Aw RRSSI]
Wide]
Adjust:[***]
2) Adj item:
[AwL RRSSI]→
[AwL’ RRSSI]→
[AwC RRSSI]→
[AwH’ RRSSI]→
[AwH RRSSI]
SSG output:
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 3kHz)
[NXDN Very 1) Adj item:[Nv RRSSI]
Narrow]
Adjust:[***]
2) Adj item:
[NvL RRSSI]→
[NvL’ RRSSI]→
[NvC RRSSI]→
[NvH’ RRSSI]→
[NvH RRSSI]
SSG output:
12dB SINAD level for
analog Narrow -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)

Measurement
Testequipment

Unit

Terminal
ANT
Ext.SP
connector

SSG
AF VTVM
Oscilloscope
Distortion
meter
Dummy
load

Adjustment
Unit

Parts

Method

Specifications/
Remarks

[Panel Write the value as
Output voltage
tuning followings
adjustment of
mode]
IC205
[ ],[ ] [L SENS2] / [Low]
: 70
[PC test [L’ SENS2] / [Low’]
mode] : 120
[ ],[ ] [C SENS2] / [Center]
: 160
[H’ SENS2] / [High’]
: 206
[H SENS2] / [High]
: 245
[Panel test mode]
After input signal
from SSG, press
[ ] key to store the
adjustment value.
[PC test mode]
After input signal
from SSG, press
[Apply] button to
store the
adjustment value.

1) Adj item:[RSSI
Reference(Wide)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level -3dB
(MOD: 1kHz,
Dev: ± 3kHz)
1) Adj item:
[RSSI Reference
(Very Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level for
analog Narrow -3dB
(MOD: 1kHz,
Dev: ± 1.5kHz)

Adjust with the
analog signal.

*5: Because “RSSI reference adjust” of NXDN Narrow is adjusted by adjusting “RSSI reference adjust [Analog Narrow]”, it is not necessary to adjust
“RSSI reference adjust” of NXDN Narrow.

58

NX-800
ADJUSTMENT
Condition
Item
5. Open Squelch
adjust *6
(Squelch
level 5
adjust)

Panel tuning mode

1) Adj item:[An SQL]
Adjust:[***]
2) Adj item:
[AnL SQL]→
[AnL’ SQL]→
[AnC SQL]→
[Analog
[AnH’ SQL]→
Narrow]
[AnH SQL]
SSG output:
12dB SINAD level +1dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
[Analog
1) Adj item:[Aw SQL]
Adjust:[***]
Wide]
2) Adj item:
[AwL SQL]→
[AwL’ SQL]→
[AwC SQL]→
[AwH’ SQL]→
[AwH SQL]
SSG output:
12dB SINAD level +1dB
(MOD: 1kHz,
Dev: ± 3kHz)
[NXDN Very 1) Adj item:[Nv SQL]
Narrow]
Adjust:[***]
2) Adj item:
[NvL SQL]→
[NvL’ SQL]→
[NvC SQL]→
[NvH’ SQL]→
[NvH SQL]
SSG output:
12dB SINAD level for
analog Narrow -2dB
(MOD: non)

Measurement

PC test mode

Testequipment

1) Adj item:[Open
Squelch (Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level +1dB
(MOD: 1kHz,
Dev: ± 1.5kHz)

SSG
AF VTVM
Oscilloscope
Distortion
meter
Dummy
load

Unit

Terminal
ANT
Ext.SP
connector

Adjustment
Unit

Parts

Method

Specifications/
Remarks

[Panel test mode]
After input signal
from SSG, press
[ ] key to store the
adjustment value.
[PC test mode]
After input signal
from SSG, press
[Apply] button to
store the
adjustment value.

1) Adj item:[Open
Squelch (Wide)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level +1dB
(MOD: 1kHz,
Dev: ± 3kHz)
1) Adj item:
[Open Squelch
(Very Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level for
analog Narrow -2dB
(MOD: non)

Adjust with the
analog signal.

*6: Because “Squelch (Open) adjust” of NXDN Narrow is adjusted by adjusting “Squelch (Open) adjust [Analog Narrow]”, it is not necessary to adjust
“Squelch (Open) adjust” of NXDN Narrow.

59

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

6. Low RSSI at 1) Adj item:[An LRSSI]
-118dBm
Adjust:[***]
adjust *7
2) Adj item:
[AnL LRSSI]→
[Analog
[AnL’ LRSSI]→
Narrow]
[AnC LRSSI]→
[AnH’ LRSSI]→
[AnH LRSSI]
SSG output :
-118dBm (0.28µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)
[Analog
1) Adj item:[Aw R
LRSSI]
Wide]
Adjust:[***]
2) Adj item:
[AwL LRSSI]→
[AwL’ LRSSI]→
[AwC LRSSI]→
[AwH’ LRSSI]→
[AwH LRSSI]
SSG output :
-118dBm (0.28µV)
(MOD: 1kHz,
Dev: ± 3kHz)
[NXDN Very 1) Adj item:[Nv LRSSI]
Narrow]
Adjust:[***]
2) Adj item:
[NvL LRSSI]→
[NvL’ LRSSI]→
[NvC LRSSI]→
[NvH’ LRSSI]→
[NvH LRSSI]
SSG output :
-118dBm (0.28µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)

PC test mode

Measurement
Testequipment

1) Adj item:[Low RSSI SSG
(Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
-118dBm (0.28µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)

Unit

Terminal
ANT
Ext.SP
connector

Adjustment
Unit

Parts

Method

Specifications/
Remarks

[Panel test mode]
After input signal
from SSG, press
[ ] key to store the
adjustment value.
[PC test mode]
After input signal
from SSG, press
[Apply] button to
store the
adjustment value.

1) Adj item:[Low RSSI
(Wide)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
-118dBm (0.28µV)
(MOD: 1kHz,
Dev: ± 3kHz)

1) Adj item:[Low RSSI
(Very Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
-118dBm (0.28µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)

Adjust with the
analog signal.

*7: Because “RSSI at -118dBm adjust” of NXDN Narrow is adjusted by adjusting “RSSI at -118dBm adjust [Analog Narrow]”, it is not necessary to
adjust “RSSI at -118dBm adjust” of NXDN Narrow.

60

NX-800
ADJUSTMENT
Condition
Item

Panel tuning mode

7. High RSSI at 1) Adj item:[An HRSSI]
-80dBm
Adjust:[***]
adjust *8
2) Adj item:
[AnL HRSSI]→
[Analog
[AnL’ HRSSI]→
Narrow]
[AnC HRSSI]→
[AnH’ HRSSI]→
[AnH HRSSI]
SSG output :
-80dBm (22.4µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)
[Analog
1) Adj item:[Aw R
HRSSI]
Wide]
Adjust:[***]
2) Adj item:
[AwL HRSSI]→
[AwL’ HRSSI]→
[AwC HRSSI]→
[AwH’ HRSSI]→
[AwH HRSSI]
SSG output :
-80dBm (22.4µV)
(MOD: 1kHz,
Dev: ± 3kHz)
[NXDN Very 1) Adj item:[Nv HRSSI]
Narrow]
Adjust:[***]
2) Adj item:
[NvL HRSSI]→
[NvL’ HRSSI]→
[NvC HRSSI]→
[NvH’ HRSSI]→
[NvH HRSSI]
SSG output :
-80dBm (22.4µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)
8. Tight Squelch 1) Adj item:[An SQLT]
adjust
Adjust:[***]
(Squelch
2) Adj item:
level 9
[AnL SQLT]→
adjust)
[AnL’ SQLT]→
[AnC SQLT]→
[Analog
[AnH’ SQLT]→
Narrow]
[AnH SQLT]
SSG output:
12dB SINAD level +6dB
(MOD: 1kHz,
Dev: ± 1.5kHz)
[Analog
1) Adj item:[Aw SQLT]
Wide]
Adjust:[***]
2) Adj item:
[AwL SQLT]→
[AwL’ SQLT]→
[AwC SQLT]→
[AwH’ SQLT]→
[AwH SQLT]
SSG output:
12dB SINAD level +6dB
(MOD: 1kHz,
Dev: ± 3kHz)

PC test mode

Measurement
Testequipment

1) Adj item:[High RSSI SSG
(Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
-80dBm (22.4µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)

Unit

Terminal
ANT
Ext.SP
connector

Adjustment
Unit

Parts

Method

Specifications/
Remarks

[Panel test mode]
After input signal
from SSG, press
[ ] key to store the
adjustment value.
[PC test mode]
After input signal
from SSG, press
[Apply] button to
store the
adjustment value.

1) Adj item:[High RSSI
(Wide)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
-80dBm (22.4µV)
(MOD: 1kHz,
Dev: ± 3kHz)

1) Adj item:[High RSSI
(Very Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
-80dBm (22.4µV)
(MOD: 1kHz,
Dev: ± 1.5kHz)
1) Adj item:[Tight
Squelch (Narrow)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level +6dB
(MOD: 1kHz,
Dev: ± 1.5kHz)

Adjust with the
analog signal.

SSG
AF VTVM
Oscilloscope
Distortion
meter
Dummy
load

1) Adj item:[Tight
Squelch (Wide)]
2) Adj item:[Low]
[Low’]
[Center]
[High’]
[High]
SSG output :
12dB SINAD level +6dB
(MOD: 1kHz,
Dev: ± 3kHz)

*8: Because “RSSI at -80dBm adjust” of NXDN Narrow is adjusted by adjusting “RSSI at -80dBm adjust [Analog Narrow]”, it is not necessary to adjust
“RSSI at -80dBm adjust” of NXDN Narrow.

61

NX-800
TERMINAL FUNCTION
Display unit (X54-3640-10)
Pin No.

Name

SPO

Function
J901 (MIC jack)

1

DM

MIC data detection.

Speaker input.

2

HOOK/RXD HOOK:Hook detection, RXD:Serial data input.
MIC

MIC signal input.

7

GND

Ground.

3

8

80C

8V input.

4

ME

MIC ground.

PTT/TXD

PTT:PTT input, TXD:Serial data output.

9,10

SB

Power input of switched power supply.

5

11

NC

Non-connection.

6

E

Ground.

7

SB

Power output of switched power supply.
DC13.6V± 15%, 200mA typ.

8

BLC

MIC key backlight control.

12

/PSW

Detection signal output of power switch.

13,14

GND

Ground.

15

MIC

MIC signal output.

16

ME

MIC ground.

17

GND

Ground.

18

AFO

RX filtered AF signal input.

TX-RX unit (X57-7390-10) (A/2)
Pin No.

Name

Description
CN595 (to Option board)

19

/PRST

Display CPU reset signal input.

20~23

GND

Ground.

1

OPT1
OPT3

24

SHIFT

Control signal input of Beat-shift function.

2

25

NC

Non-connection.

3

26P_RD
26P_TD

26

5C

5V output.

4

27

TXD

Serial data signal input.

5

NC
OPT4

28

RXD

Serial data signal output.

6

29,30

GND

Ground.

7

OPT10

8

OPT5

CN902 (to internal speaker)
1
2

62

Name

Function

CN901 (to TX-RX unit A/2 CN597)
1~6

Pin No.

GND
SPO

Ground.

9

DGND

Speaker output.

10

AGND

CN905 (to LCD ASSY)

11

AI
AO

1

V5

LCD Drive voltage output.

12

2

V4

LCD Drive voltage output.

13

AGND

Refer to

5V

"CN595 26-pin connector specification".

3

V3

LCD Drive voltage output.

14

4

V2

LCD Drive voltage output.

15

OPT9
DTI

5

V1

LCD Drive voltage output.

16

6

Vdd

LCD Driver DC power supply.

17

OPT8
OPT11

7

Vss

LCD Driver Ground.

18

8

Vdd

LCD Driver DC power supply.

19

OPT7
OPT2

9

D7

LCD Driver data output.

20

10

D6

LCD Driver data output.

21

TXO
RXEO

11

D5

LCD Driver data output.

22

12

D4

LCD Driver data output.

23

RXEI
TXI

13

D3

LCD Driver data output.

24

14

D2

LCD Driver data output.

25

OPT6

26

POW

1,2

GND

Ground

15

D1

LCD Driver data output.

16

D0

LCD Driver data output.

CN597 (to Display Unit CN901)

17

/WR

LCD Driver WR signal output.

18

A0

LCD Driver address output.

3

RXD

Serial data signal input

TXD

Serial data signal output

19

/RES

LCD Driver Reset signal output.

4

20

/CS

LCD Driver Chip-select signal output.

5

NC

Non-connection

6

50C

5V output.

NX-800
TERMINAL FUNCTION
Pin No.

Name

Description

Pin No.

Name

Description

7

SHIFT

Control signal output of Beat-shift function

8~11

GND

Ground

1

SB

Power output of switched power supply.

CN705

12

/PRST

Display CPU reset signal output

2

SPI

Speaker output.

13

AFO

RX filtered AF signal output

3

SPO

Speaker input.

14

GND

Ground

4

PA

Control signal output of PA function.

15

ME

MIC ground

5

HOR

Control signal output of Horn alert function.

16

MIC

MIC signal input

6

GND

Ground.

17,18

GND

Ground

19

/PSW

Detection signal input of power switch

1

IGN

Ignition sense input.

20

NC

Non-connection

2

GND

Ground.

21,22

SB

Power output of switched power supply

23

80C

8V output

24

GND

Ground

25~30

SPO

Speaker output
CN600 (to TX-RX unit B/2 CN901)

CN403

TX-RX unit (X57-7390-10) (B/2)
Pin No.

Name

Description

CN901 (to TX-RX unit A/2 CN600)
1

AUXIO6

AUX input/output 6.

2

AUXIO7

AUX input/output 7.

Power output of switched power supply.

3

AUXIO1

AUX input/output 1.

AFO

RX filtered AF signal output.

4

AUXIO2

AUX input/output 2.

9

DI

Data signal input.

5

RXD2

Serial data output 2.

10

50C

5V output.

6

AUXIO3

AUX input/output 3.

7

TXD2

Serial data input 2.

8

AUXIO4

AUX input/output 4.

1

NC

Non-connection.

2~7

SB

8

11

GND

Ground.

12

DEO

RX Detected signal output.

13

MI2

External MIC signal input.

9

AUXIO8

AUX input/output 8.

14

ME

MIC ground.

10

AUXIO5

AUX input/output 5.

15

GND

Ground.

11

AUXIO9

AUX input/output 9.

16

RXD0

Serial data input 0.

12

AUXO1

AUX input 1.

17

AUXO2

AUX output 2.

13

TXD0

Serial data input 0.

18

TXD0

Serial data output 0.

14

AUXO2

AUX input 2.

19

AUXO1

AUX output 1.

15

RXD0

Serial data output 0.

20

AUXIO9

AUX input/output 9.

16

GND

Ground.

21

AUXIO5

AUX input/output 5.

17

ME

MIC ground.

22

AUXIO8

AUX input/output 8.

18

MI2

External MIC signal output.

23

AUXIO4

AUX input/output 4.

19

DEO

RX Detected signal input.

24

TXD2

Serial data output 2.

20

GND

Ground.

25

AUXIO3

AUX input/output 3.

21

50C

5V input.

26

RXD2

Serial data input 2.

22

DI

Data signal output.

27

AUXIO2

AUX input/output 2.

23

AFO

RX filtered AF signal input.

28

AUXIO1

AUX input/output 1.

24

SB

Power input of switched power supply.

29

AUXIO7

AUX input/output 7.

25

SB

Power input of switched power supply.

30

AUXIO6

AUX input/output 6.

26

SB

Power input of switched power supply.

27

SB

Power input of switched power supply.

28

SB

Power input of switched power supply.

29

SB

Power input of switched power supply.

30

NC

Non-connection.

63

NX-800
TERMINAL FUNCTION
Pin No.

Name

Description
J901 (ACC. D-Sub 25pin)

1

NC

2

RXD1

3

TXD1

4

AUXIO9

5

DI

6

MI2

7

GND

8

AUXIO8

9

TXD2

10

RXD2

11

GND

12

AUXIO7

13

AUXIO6

14

SB

15

AUXO2

16

AUXO1

17

AFO

18

GND

19

DEO

20

AUXIO5

21

AUXIO4

22

AUXIO3

23

AUXIO2

24

AUXIO1

25

ME

Refer to
"D-sub 25-pin connector specification".

Solder Land
Name

Description
to GPS receiver

64

DGND

Ground

RXD2

Data input

5V_2

5V power supply

NX-800
TERMINAL FUNCTION
CN595 26-pin connector specification
Pin No. Pin Name

1

2

3

OPT1

OPT3

26P_RD

I/O

I/O

I/O

I

Signal Type

Digital/CMOS Out/CMOS Inwith Interrupt

Digital/CMOS Out/CMOS Inwith Interrupt

Digital/CMOS Inwith Interrupt

Rating and Condition
Parameter

Min

26P_TD

O

Digital/CMOS Out

6

7

NC

OPT4

OPT10

-

I/O

O

2.7

-

3.5

V

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

19200

VOH(Io=-2mA)

2.8

VOL(Io=2mA)

-

Digital/CMOS Out/CMOS In

Digital/Analog

OPT5

I/O

Digital/CMOS Out/CMOS In

9

DGND

-

-

10

AGND

-

-

-

3.4

-

0.7

19200

V
V
bps

VIH

2.7

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

Output Amplitude

-

0.28

-

Vp-p

-

kΩ

Coupling Capacitor
allowable Load
Pull_Down Registor

8

AI

bps

-

-

(USEL)

11

Unit

VIH

Baud Rate
5

Max

VIL

Baud Rate

4

Typ

Analog

AO

O

Analog

13

AGND

-

-

14

5V

-

Power

3.5

0.1
100

-

V

uF

-

470

-

kΩ

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

Input Amplitude

-

0.5

-

Vp-p

Coupling Capacitor

-

0.1

-

uF

22

-

-

kΩ

Output Amplitude

-

50.0

-

mVp-p

Coupling Capacitor

-

0.1

-

uF

220

-

-

kΩ

4.7

5.0

5.1

V

Input Impedance

12

-

allowable Load

Output Voltage

15

OPT9
(STON)

I

Analog

(Iout=200mA)
Output Current

-

-

100

mA

Input Level

-

3.3

-

Vp-p

-

0.01

-

uF

22

-

-

kΩ

Coupling Capacitor
Input Impedance

65

NX-800
TERMINAL FUNCTION
Pin No. Pin Name

16

DTI

I/O

I

Signal Type

Analog

Rating and Condition
Parameter

Min

Typ

Max

Unit

Input Level

-

0.6

-

Vp-p

-

0.1

-

uF

22

-

-

kΩ

Coupling Capacitor
Input Impedance

17

18

19

20

21

OPT8

OPT11

OPT7

OPT2

TXO

I/O

I/O

I/O

I/O

O

Digital/CMOS Out/CMOS Inwith Interrupt

Digital/CMOS Out/CMOS In

Digital/CMOS Out/CMOS Inwith Interrupt

Digital/CMOS Out/CMOS Inwith Interrupt

Analog

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

Output Level

-

130

-

mVp-p

Coupling Capacitor

-

0.1

-

uF

allowable Load
Output Level
22

RXEO

O

Analog

Coupling Capacitor
allowable Load
Input Level

23

RXEI

I

Analog

Input Level
TXI

I

Analog

OPT6

I/O

Digital/CMOS Out/CMOS In

-

kΩ

640

-

mVp-p

-

0.1

-

uF

100

-

-

kΩ

-

640

-

mVp-p

0.1

uF

22

-

-

kΩ

-

130

-

mVp-p

-

kΩ

Coupling Capacitor
Input Impedance

25

-

-

Coupling Capacitor
Input Impedance

24

100

0.1
22

-

uF

VIH

2.7

-

3.5

V

VIL

-0.3

-

0.7

V

VOH(Io=-2mA)

2.8

-

3.4

V

VOL(Io=2mA)

-

-

0.7

V

(Iout=100mA)

7.6

8.0

8.4

V

Output Current

-

-

100

mA

Output Voltage
26

66

POW

-

Power

NX-800
TERMINAL FUNCTION
CN595 26-pin connector specification
Pin No. Pin Name

Device

I/O

Connection

Description/Function
[COR]
Conv/LTR
L: Not activity receiving
H: Activity receiving
[TOR]

1

OPT1

ANI board

O

Aux Input

Conv/LTR
L: Not activity receiving
H: Activity receiving
[LOK]
Conv
L: TX Complete

2

3

OPT3

26P_RD

4

26P_TD

5

NC

6

OPT4

7

I

BUSY

I

KEY

VGS-1

I

PLAY

ANI board

-

-

I

SO
-

VGS-1

O

SI

-

-

-

ANI board

O

PTT

PTT signal output

VGS-1

O

EN

Enable signal output

-

-

VGS-1

O

USEL

ANI board

O

Emergency

VGS-1

O

RST

DGND

10

AGND

11

AI

12

AO

13

AGND

14

5V

ANI board

-

A-

VGS-1

-

DGND

ANI board

-

A-

VGS-1

-

AGND

ANI board

-

-

VGS-1

I

AO

ANI board

-

-

VGS-1

O

AI

ANI board

-

A-

VGS-1

-

AGND

ANI board

-

-

VGS-1

O

5C

OPT9

ANI board

I

Sidetone

(STON)

VGS-1

-

-

ANI board

I

Data out

VGS-1

-

-

ANI board

I

Tone Control

VGS-1

-

-

16

DTI

17

OPT8

PLAY indication
-

-

ANI board

9

TX requirement input

VGS-1

OPT10

OPT5

BUSY indication

ANI board

(USEL)

8

15

VGS-1
ANI board

Serial data input
Serial data output
-

UART speed select signal output
Emergency signal output
Reset signal output
GND
DGND
GND
AGND
VGS Audio signal input
VGS Audio signal output
GND
AGND
Note: POW and 5V can not be used simultaneously.
5V power supply
Side tone signal input
Data signal input
Speaker mute signal input
-

67

NX-800
TERMINAL FUNCTION
Pin No. Pin Name

68

18

OPT11

19

OPT7

20

OPT2

21

TXO

22

RXEO

23

RXEI

24

TXI

25

OPT6

26

POW

Device

I/O

Connection

Description/Function

ANI board

O

Man-Down

VGS-1

-

-

ANI board

I

MIC Mute

VGS-1

-

-

ANI board

I

Aux Output

VGS-1

-

-

-

ANI board

-

-

-

VGS-1

-

-

-

ANI board

-

-

-

VGS-1

-

-

-

ANI board

-

-

-

VGS-1

-

-

-

ANI board

-

-

-

VGS-1

-

-

-

ANI board

-

-

-

VGS-1

-

-

-

ANI board

O

A+

VGS-1

-

-

Man-Down signal output
MIC mute signal input
Emergency signal input

8V power supply
Note: POW and 5V can not be used simultaneously.

NX-800
TERMINAL FUNCTION
D-sub 25-pin connector specification
Pin No. Pin Name
1

2

NC

RXD1

I/O
-

I

A/D
-

Digital

Rating and Condition
Parameter

Min

Input Voltage Range

-30

Threshold Low

0.5

Threshold High

Voltage Swing (3kΩ Load)
O

Digital

±5

Baud Rate
CL

4

5

6

7

8

9

AUXIO9

DI

MI2

GND

AUXIO8

TXD2

I/O

I

I

-

I/O

O

Digital

Analog

Analog

Digital

Digital

RXD2

I

Digital

11

GND

-

GND

4

VIL

-0.5
4

VOH (Io=-1.5mA)

V
2.6

V

115200

bps

100

pF

±9

V

115200

bps

-

pF
5.2

V

-

1

V

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

Input Voltage range (STD Deviation)

-

0.5

-

Vp-p

Freq Response (STD Dev.) 20-9600Hz

-3

Audio Level (STD Deviation)

-

Allowable Freq

5

300

3

dB

-

mVrms

3000

Hz

Input Impedance

-

600

-

Ω

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

4

-

5.2

V

VOH (Io=-1.5mA)
VOL (Io=1.5mA)

-

-

1.1

V

VOH (Io=-1.5mA)

3.7

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

12

AUXIO7/

I/O

Digital

100

BER_DATA

Digital

BER_CLK

14

SB

-

Power

15

AUXO2

O

Digital

V
pF

VIH

2.8

-

5.2

V

VIL

-

-

0.65

V

CL

I/O

V

GND

10

AUXIO6/

30

100

VIH

CL

13

Unit

1.3
1.75

CL

TXD1

Max

-

Baud Rate

3

Typ

100

pF

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

3.7

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

3.7

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

Voltage
Supply Current

This parameter depends on Battery Voltage
-

-

2

A

VOL

0.4

V

IOL

-500

mA

The type of this port is open collector.

69

NX-800
TERMINAL FUNCTION
Pin No. Pin Name

I/O

A/D

Rating and Condition
Parameter

Min

Typ

Max

Unit

The type of this port is open collector.
16

17

18

AUXO1

AFO

GND

O

O

-

Digital

Analog

VOL

0.4

V

IOL

-500

mA

Output Level

0.7

Vp-p

Coupling Capacitor

0.1

uF

allowable Load

100

allowable freq

300

Output Level

-

allowable Load
DEO

O

Analog

20-4800Hz
4800-7200Hz

Narrow 20-4800Hz

21

22

23

24

25

70

AUXIO5

AUXIO4

AUXIO3

AUXIO2

AUXIO1

ME

I/O

I/O

I/O

I/O

I/O

-

kΩ
Hz

0.28

-

Vp-p

-

4.7

-

uF

47

-

-

kΩ

1

dB

Freq. Response (STD Dev)
Wide

20

3000

GND

Coupling Capacitor

19

-

Digital

Digital

Digital

Digital

Digital

Analog

-6
-24

1

dB

-15

1

dB

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

4

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

4

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

4

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

4

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

VIH

4

-

5.2

V

VIL

-0.5

-

1

V

VOH (Io=-1.5mA)

4

-

5.2

V

VOL (Io=1.5mA)

-

-

1.1

V

This is GND port for Microphone.

A

B

C

D

E

F

G

H

I

J

NX-800

PC BOARD

1

TX-RX UNIT (X57-7390-10) (B/2) Component side view (J79-0130-19 B/2)
2

25

C923

R913
C910

R912
C909

R911
C921

R910

C920

R905
C914
R906
C916
R907
C917
R908
C918
C919
R909

R904
C913

C912

R903

R902

C911

3

14

13

1

D906

5
C903

AUXIO6/BER CK 1
AUXIO7/BER DT
AUXIO1
AUXIO2
RXD2/DI
AUXIO3
TXD2/AUXIO9
AUXIO4
AUXIO8
AUXIO5
AUXIO9/CTS
AUXO1
TXD0
AUXO2
RXD0
GND
ME
MI2
DEO
GND
50C
DI/RTS
AFO
SB
SB
SB
SB
SB
SB
NC/RSSI 30

C902

Ref. No. Address
D905
5G
Foil side

D906

C908

C915

D905
C901

L902

J79-0130-19 B/2

L901

C905 C906 C904

Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

4

6

CN901

5H

7

J79-0130-19 B/2

D901

D902

D903

D904

D907

D908

D911

D912

R901
B
C
C
Q901
C922
Q902
R914
E B
C C
C C

8

E
C
C

C907

TX-RX UNIT (X57-7390-10) (B/2) Foil side view (J79-0130-19 B/2)

D910

D914

D909

D913

9
1

13
J901
25

14

10
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

11

Foil side
12
Ref. No. Address Ref. No. Address Ref. No. Address
Q901
8H
D904
9E
D911
9F
Q902
8H
D907
9E
D912
9F
D901
9C
D908
9F
D913
9H
9H
D902
9D
D909
9H
D914
D903
9D
D910
9H

13

71
14

14

72

J79-0130-19 A/2

OPT9

4 3
IC407
5 1

R918
R919

R44

IC514
4

1

L32
18
R15
19
C19
R17 C20
C21 25 1
R18

C591
L35
R13

CV

C440

33V 5V_2 DGND

CN597

IC3

R637

C471
L31
C15

+ C35

C23
R19 C24

R658

R133

R132
C134

1
8

R134

IC101

4

D2

R117 C125

C450 C434
C452 C437

IC518
R120

C28
R23 C22

C18

C137

R21
C27
C25

CN402
GND

C806

CN403

C410

R403
C406

I

R31 R30
C33 R36

R54
R53

D410

R35 R29 R25

C421
C419

R37

7
R119

O

R115
C120
R122
R123

C136
D102

1

C25

R12

4 3
IC406
5 1

L403

R127

C427
C428

C403

C401

C807

SB

SPI

H

4 3
IC4
5 1

R76 C29 R22

C447

I

R126

CN401
+B

R823

Q709

+

POW

D405

6

C439

C568
C570
C572
C574
C576
C578

C432

C473

C429

1

OPT6

FLDM

L510

DTI
OPT11
OPT2
RXEO
TXI

AI
GND
OPT9
OPT8
OPT7
TXO
RXEI
OPT6 25

C616

1

L402

RXEI

C448
C449

L509

L517

TXI

C567
C569
C571
C573
C575
C577 26
C579

C566

OPT10

C543
C546
C562
L512
C565

16

1

G

RXEO

BSC1 BSC0

R684 C537

OPT2

C550
C557
L508

TXO

R523

C540
C539
C538

OPT1 1
26P_RD

1

4

5

OPT7

DGND

F

OPT8

11

L511
C560
C559
C555
C554

2 OPT3
26P_TD
OPT4
OPT5
GND
AO

R589
R592
R595

C545
C553
C561
C563

8

IC515
C594

5

F401

DTI

C585 C584
D404

5V_1

C581
C613

OPT5

CN549
+

OPT4

L506
R583
R580
R578
R636

R603

4 3
5 1
IC507

R638

D509

L903

8

D510

E

OPT3

R630
C583
5

C615

R652
+

C556 C548 C547 C552

1

5
C422

C558

R506

C551

19
18

8

G

OPT1

L522
C590 C515

C549

13

IC516
R826
C820

RXD2

C587

PA

CN705

26P_TD

C588
R633 C589
C8 2
R632
5
D504
R640

R401

R534

12
24
R689

1

AGND

12

D

26P_RD

D512

SPO

R831

J701
EXT. SP

OPT11

R634

HOR

GMD

C

OPT10

R445
6
R674
R673 7
R672
R690

4

C592

1

Q411

8
C614

2

6 1
Q406

9

6

2

C580

R415
Q405

1

R842
D506
D507

19

R651

20

R644

C595

R650

R641
R639
R642

IC513

R648 R646 C596

C593

R576
R579
R582
R585
R586
R588
R590
R593
C534

4 3
R654

RS-232C

F501

IC403

C582

D508

D511

NX-800

IC517

C438

C527
R575

C435

R669
R668
R667
R666
R665
R664

TTL

C618
R678

1 6
3 4
Q501

3 4

R671
R670
R663
R662
R661
R660
R659

R413

1 5

D411

8

R433

9
R422 R426

4

5 1

C817

R444

3

C586

IC512
4 3

10
B

TXD2

13

(DM) 1
GND
RXD
TXD
NC
5C
SHIFT/MODEL
GND
(LCDDO)
(LCDDI)
RST2(LCDCLK)
(LCDCB)
AFO
GND
ME
MIC
GND
GND
PSW
NC
SB
SB
8C
GND
SPO
SPO
SPO
SPO
SPO
SPO 30

CN405

1

BATT CHK

A
J

PC BOARD
TX-RX UNIT (X57-7390-10) (A/2)
Component side view (J79-0130-19 A/2)
Q403

2

5
+

+
C805

IC715

D408
2

C132
L106
C131
C128
C123

R129
C1

R125

R131

5

R656 C612
R417

13 L
12

6

CN595

C54

7

+ C32

+ C37
R32

C48 R45 R42
R49 C55 C47
5
IC5
8

J

K

L

M

N

O

P

Q

R

S

NX-800

PC BOARD

1

TX-RX UNIT (X57-7390-10) (A/2)
Component side view (J79-0130-19 A/2)
2
Ref. No. Address Ref. No. Address
R152

IC102

C190

C189
C177

3

C174

4

TH102
C194
R161
C188

6

C187
L108
+

C186

C31
R28

C127
R124
4 3
IC206
5 1

R291 R290
R289
R296
R565

R562

C339

C222

12J

Q403

2E

IC5
IC101

11J
7J

Q405
Q406

9B
9B

IC102

3K

Q411

10B

IC103

7K

Q501

11C

IC201
IC202

10N
9O

Q709
D2

5D
12J

IC203

10P

D21

9K

IC205
IC206

7N
7O

D102
D207

5I
11M

IC403
IC406
IC407

5B
8J
12H

D208
D209
D210

10M
9M
8M

IC507

10C

D404

6F

IC512
IC513
IC514

12B
8B
9D

D405
D408
D410

6G
5G
10B

IC515
IC516
IC517
IC518
IC715

8D
8D
9C
7D
4B

D411
D504
D506
D507
D508

10B
13B
8C
8C
8B

Q1
Q11

12K
9K

D509
D510

9D
8D

Q105
Q106

8K
8K

D511
D512

9B

4

5

6

7

8

8C

9

C231
R238 C338
C337 R224 R228
R225

5
4
IC203
8
1

RAGC

10

C244
R246

CF203

IC4

3

R234

R239
C236

R230

10N
10O

R223 R226
C232
R227

IC202

C343

R229
C334

R331 R215

13

C226

C342

C224 R218
R220

R209

1 5
IC201
3 4

12

10N

Q202
Q212

C341
R334
C233

C239

C229

C221

C291

R216
C225 C210

C293

L216

C358
C336

Q201

10L
9J

VAGC

11

R276
R80

C14

R7

Q1 R81

D2

LO

4 3
6 1

C230
R221

Component side

GND
R342

C38

R31 R30
C33 R36

IFDET

R248
C245

C25

C287
C286

R4

BPF

R352

4 3
IC4
5 1

R548

R330

C213

C227
Q212 R329

9K

IC2
IC3

R277

C54

R76 C29 R22

C202 C201

C292
C284 R283 C285
D207

R34
R26 R27

R44

R54
R53

R5

C4

R345
24

1

C219

CD201

C212 Q202
R328
R550 R212 R211

+ C37
C48 R45 R42
R49 C55 C47
5
4
IC5
8
1

C294

C88
X1

R32

R1

C290
C288 R284
D208

4 3
IC2
5 1

R2

C1
C3
R79 R3

+ C35

L217
C6 C2
C9 R77

R333
C223

R210
R338
C217
C218 C228

R286 C295

1 6
IC1
3 4

C16

C23
R19 C24
L34

C28
R23 C22

C5

R353

D209

C283
R279 C281

R6

IC3

C10 C7

C13
R10
7
R8
6

+ C32

R37

CV

R72

C11

R35 R29 R25

R13

L1

C17
R16

C18

R21
C27
C25

R12

L35

D21
13 L33
12

D210

D
S
G Q11

C92

L219
C299
R287

C297
C296

C298 R288

R294

R74
C90

C91

R86

R75

C450 C434
C452 C437

4 3
IC406
5 1
C447

L31
C15

L32
18
R15
19
C19
R17 C20
C21 25 1
R18

R285

Q106

R417

C471

R156

R222

R147
R148
C193

Q201

Q105

C162
R145

5

G
D
S

R140
C157

R122
R123

IC103

4

C302

C289

R921
C327

L218

5

R282

C158
8

R144
R146

R141
R136
R137

R133

4

R134

8

IC101

1

1

4 3
IC205
5 1

R142
C134

R132

R310

R131
R120

TH101

C185

R302 R301
R303

C147
C145
C142
C141

C184

L109

R219

C150

IC1

Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

12

Foil side
13

73
14

A

1

B

C

NX-800

D

E

F

G

H

I

J

PC BOARD
TX-RX UNIT (X57-7390-10) (A/2)
Foil side view (J79-0130-19 A/2)

2
Ref. No. Address Ref. No. Address Ref. No. Address

74
14

C115
C112
R113 L103
C116 R114

R111

C106
R108

R297

C111 L101

C103
C102
R101
C101
R102
R104
R107
R105 Q101

R47
R46
C53
C52
L10 R43

L21

C73

Q6

C76
C69

S

D

L17

D11

C464
R442

C462

C460

5

4
IC410

8

1
1

Q417

C466

5

3

C465
C467

D4

C51 C12

L12

R41 C45

L7

L406

C459 +

C458

R40

D14

R436

L6

L41 C43
L14

D10

C67

D8

L16
D12

L15

C60

C63

C58

G

L22
C68
R57

C64

C50

C77
R61
R56

S
D
G

C70
R62
R58
C66 C74

Q5
C61

R83 R82
L20

C36
C34

C80

C78
R153

Q8

R85

L19

Q4

R438

C268
L211
R268
C263

C262

L18

L40

L215

L210

C247
C256

Foil side
13

R263

IC204
1 6
3 4

Q9

C44 D3
L3

R271

R160 R158
C86 Q10

4

12

XF202

R257 R321

Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

L212

C265

Component side

C81 R63
L25

R441
R443 C461

C270

CN507

C280 R273
R274

R270

C252

R256 R250

CN510

R320

R265
R262
R267
C264
L209
R266 R269
C269
C271
C273
C276

C

C46
C39
C49 L4

Q3

C84

D

C246

C261

C98
L36
C85

G

R244

R340
R341

D202

D201

R5

C8

R201

C347
C348

R450

C242
L208 C240
R243
L207
C243

R207 C208
R213

R67 R68
L26
C83
R65 R66
R64
C82
C79

L204
C215 C211

D7

C238
R235

10

11

C133
C135

CN517
L110

L206 R232
L205 C234

Q203

L11

9L
9M

E C
Q102
R109 C109
B E
R110
R112
C110

CN527
L201 C216 C214

D101

D706
D707

R106 C105

C307
R299

CN503

R84

5Q
11I

C107

C59

Q710
D3

L230

D9

9J
10I

11L
7O
8O

R313
C315
R307

C41
L13

Q4
Q5

D703
D704
D705

C335

R69 R70

IC713 11K Q706 8R
IC714 11L Q707 8R
Q3
9I Q708 10L

CN505

C319

R103 C104

D205

9

L225
C324 C323

L223

L221

CN540

IC710 11M Q703 12M D502 13O
IC711 11L Q704 7P D503 9O
IC712 9L Q705 8P D702 11L

L228

C320 R315
C317
D212

CN520

CN508

CN543

Q701 12K D412 5N
Q702 11L D501 13O

C153
C155

8N
8O

CN504

C156
C152

C266

IC708
IC709

CN502
R314 R316
C316 C322

R138

3O
4P
3P
4N
4N

C279

D401
D403
D406
D407
D409

C278

5P
5P
7O
5N
12I

Q413
Q414
Q415
Q416
Q417

R154

12L
10M
12L
8M
12M

R143

E

IC703
IC704
IC705
IC706
IC707

D106

C301
C308

7E
7E
7D

C344 R339
C257
C260
R261

D212
D213
D216

C267

7O
7N
6N

D108

C Q210

IC511 9O Q409
IC701 12M Q410
IC702 8N Q412

R149

Q208

9H

R275
R272
C275 L213
L214 C272

D205

R306

5P

D103
C165

B

IC510 12O Q408

C175

L222

D110 4D
D201 10E
D202 10F

C310
R317

4P
4P
5P

R208

IC506 13P Q402
IC508 10O Q404
IC509 9P Q407

L112
R150

C206

5D

R346

D109

C333 R327
R206

3P

CN513

CN511

R325 C331
C205 R205

IC505 10P Q401

C170

L111

6E
6D

C162

IC503 12Q Q208 10G D106
IC504 10N Q210 7G D108

C171

D213

5F

C321
C318

IC502 10Q Q205 10D D103

R151 D110
C181

R204
L202 C207

11J
9H

CF202
NARROW

D14
D101

CF201
WIDE

8E
9D

L114

IC410 12J Q203
IC501 12P Q204

C179

L224

11I

R332

D12

C178

7J

C164

Q102

7N

C220

IC409

C203

11I
11J

R203 C204
C332 R344

D10
D11

R343 C330
R324 R202

10I
7I

L113

Q10
Q101

R237

IC405 5N
IC408 5M

L115

Q204

11H

C180

D9

D109

10I

C172

Q9

6P

C169
C166

IC404

Q205

8

11H
11J

R245

7

11J

D7
D8

C325

6

D4

10K
10J

D216

5

10J

Q7
Q8

C237
R231

4

Q6

IC401 7M
IC402 6N

R242

3

IC204 11F

R

J

K

L

M

N

O

P

Q

R

S

NX-800

PC BOARD

1

TX-RX UNIT (X57-7390-10) (A/2)
Foil side view (J79-0130-19 A/2)

R411
C417

C811

C809

2

C810

3

R410

D406

R409

Q710

R828
Q407
I

IC404

4

5

C611

8
Q707

30

C794

R813 C791

C607
C606
C605
C604
C603
C602
R815
C601 C793 R809
C600 R812
G
C599
D
S Q706
C598

R804

CN600

R801
R806

7

C610
C609
C608

S
D
G

G
C773

8

IC709

C597
1

C787

C766
C770
1

R774
R731 R775

1

Q705

R787

D705

C764
R779
R786
C783 R797
C784 R798
C782 R796 R793

C763

4

IC702

8

C757
R773

R739
R741

R745

C712

5

R789

C742 R753

C736
R748

C795
CN506

R567
R560
R511

R544
R693

R540
R541
R695
R696
C517
R694

R525
R524

C505

R515 R514

10

C507

C512

R510
C508
R841
C503
R556
C824
R501
C504
C506

R677
C544

C518
R554
R557
R558
R538
R539
R553
C516

R528
R697
R520
R521

9

L503

8

C529

C513
R531
R529
R527
R516
C511
R512
C509
R507

IC502

C528

L502

1

4
IC509
5

R915 C536

4 3

5 1

R572

C530

R533
IC505 R532

R680
R616
R615
R617
R611
R612
R618
R620
R619

R569

3 4

R629
R687
R688
R625
R624
C621

5

3 4
IC508

R686
R542
R543

C522 L905
1 5

1 6

R685
R584

R552
R537
R536

R698
C514

X502

R917
R596 R594

L521 R561

6

8
1
C541

11

IC510

D502

R551
R681 C520
R683 1 4
R682
2 3
IC506

C523 R509

12

IC503

L904 L501

R622
R676
R602
R598

R599
D501

C620

IC501

C502
C501

R600

L507

R577
R720
R606
R691
R605
R692
R607
R587
R608
R610
R503
R568
C533
+

R916 R581

R591
R597
R623
R628
R627
R604
R614
R621

CN612

R701 R706

R756

IC701

C542+

C535

R713
C708

R758
C743

R763
C746

CN614

4 3
5 1

R785 C775
R782

5
4

G
D
S

C747

R771

R704 R708
C702

R769

C768

Q703

R545 C521 L523

C710

R726
C725
R730
IC710

8
1

R792
R791
C769
R788

IC504

D503

X501

R734

C532 C531

5 1
C714 R717

R770
C745 R764 R776
C749 C752 R777
R772 C753 R778

R794

5

R762
TH701
R740
R737

R574
IC511

R601

R820

IC704

C814
C767

IC711

4

C754

R761

C735

CN611

C732

D707
4 3

C724
C717 R738
5
4
R728
IC707
C726
8
1
R732
C711 C731 R752

C723
R718
C705
1
8
IC703
R712
4
5
C709

L518

R746

R760

5

R837

R721
R707
G
D
S

R715

R703

Q701

R435 R434

4

8

D703
C741
R755

8

C722
R729

D702
C719

C730 R744

L406

R783

C727

5

1

R436

1

C457

C459 +

C458

R438

4

C750

Q704

R784

C765

1

5

Q415

D704

C720

R790

R845

IC705

C716
R709
C821
R838

1

R781
C761

C740
C738
R843

L7

1

10

Q408
R423
C425
O

C436

IC409

1
24
C785
R846
R807 R808
C796 C786

R747
C718 C734
R727 C737
Q702
R751
R750
C818

R795
C779

IC714
R780
C778

R836
R819 C798

4 3
5 1

R733

R821

C799
R817

Q708

13
5

R802 R799
1

8

C788

L23

C797

D4

C51 C12

R85

R41 C45

CN512

D14

R805
R803 R814
R810 C792

4

Q6
S

D
G

C72
R59

C67

R425 R420

3

CN509

R818

C774

R800

IC713

L21

C789

C76
C69

C63

C58
L12

L14

12

R71
6 1

D8

D11

C75 R60

C77
R61
R56

Q7

C73

L17

C60

C790
IC712

C71
4 3

NC/RSSI
SB
SB
SB
SB
SB
SB
AFO
DI/RTS
50C
GND
DEO
MI2
ME
GND
RXD0
AUXO2
TXD0
AUXO1
AUXIO9/CTS
AUXIO5
AUXIO8
AUXIO4
TXD2/AUXIO9
AUXIO3
RXD2/DI
AUXIO2
AUXIO1
AUXIO7/BER DT
AUXIO6/BER CK

C813

C56

CN516

R83 R82
L20

C36
C34
C78
R153

S
D
Q8 G

R705

R822

C65

C706
R714
R710

C701

D706

C776
C777

R833
R834
R835

R55

C816

6

R816

4

C744
R722 R716 C707 C729 R749
1
8
R767 C751
R724
1
8
IC708
R768
4
5
IC706
R725
R765
4
5
C715
R759
C748 R766
C815

Q4

Q409

C762

C117
C108

R418

R405

C451 C444
C455 C442

C420 R406

1 5
IC401
3 4

R121

C721

R111

09 C109
R110
R112
C110

C115
C112
R113 L103
C116 R114
L102

E C
Q102
B E

C460

R428
R429

R421

G
D
S

Q410

R116

5

+

Q412

R449

C804
C803

C433

R446

CN520

4

C802

R827

C411
R407

C430

C431
IC402

1

R419

5

6 1

3
4

R424

R448

R431

Q413

L404

C409 C426
C413 C424

C118

C415
Q414

R432
D412
R440
C463 R447
Q416

R437

D

Q404
S

1 6
IC405
3 4

4 3

4 3
IC408
5 1

CN542

C456
C453

D407

C468

C443 R430
C454
C441
C474

R825
C801

G

L405

C446 +
D409

D403

C405

R402

Q402

C475
C445

R404

Q401

R408

D401

R504

R522

13

J79-0130-19 A/2

75
14

A

1

B

C

NX-800

D

E

F

G

H

I

J

PC BOARD

DISPLAY UNIT (X54-3640-10) Component side view (J79-0157-19)

R981

C963

R974

R982

R973

R972

R970

R971

R969

R968

R967

C956
R962

C955

C954

C953

C952

C951

LEFT
UP

C950

C949

2

PSW

3

D922

D916

D914

R925

D915

D929

C922

R923 C924

D921

R945

R921

D920

C923

5

D919

R922

R924 C925

D912

4

D935

DM/KVL
HK/RXD
MIC
PTT/TXD

6

LEFT
DOWN

J901

ME
E

D932

D927

D931

SB
BLC/AFO

PF1

PF2

7

76
14

L905
C946 R946
R947 R944

R996

Q904

R927

C941

C967

Q902

R950
C940

8

IC906

C934

4
5

4

C945

5
1

3

IC909
1

CP908

L906

+ C943
CN905

CP910

CP912

CP907

R979

R940 TH901
R929 R941

+ C944

51
50

R978

4

25
26

LDM

R999

IC904
3

R943
GND

5

C964

C930

1

R942

R977

C939

1

5

C933

C947

3
IC903

R933

C936

V5 1
V4
V3
V2
V1
VDD
VSS
VDD
D7
D6
D5
D4
D3
D2
D1
D0
/WR
AO
/RES
/CS 20

4

IC911

X901

R919

L908

Q910

R930
Q906

CN902

S

Q905

13

R932

76
75

R949

+ C935
R931

100
1

C938

G

R954

R956

R965

L904

R948

L903

2

C932

CP917

R997

C929

R955

C931

C948

5
R936

5 1

Q908

D907

R953

4

R952
C957

8
IC907

4 3

C916

1

12

5 1

C920

4 3

IC902

C918
C909

C914

D910

C913

R909

C919

R915

S

C903

1

IC908

R957
D

Q911

R958

R935 C927

C926 R934

C915

5C

RXD

SHIFT
GND
GND
GND
GND
/PRST
AFO
GND
ME
MIC
GND
GND
/PSW
NC
SB
SB
8C
GND
SPO
SPO
SPO
SPO
SPO 2
SPO
1

NC

TXD

GND 30

CN901

29 GND

R937

C942

Q909

R913
C908

C965

11

R914

R908

D901

D902

D903

R905

DM/KVL

G

D

MIC

L901

CP909

IC905
4 3

R963

5 1

C917

D906

C910

ME
HK/RXD

10

L902

R901

C905

PTT/TXD

C912

5
4
IC901
8
1

C911

C906 C907

SB
E

Q901

R902

BLC/AFO

R906

9

R907

R926

D904

C928 C921
R911
R918 R938 R939
R916 R917
R912

D913

DISPLAY UNIT (X54-3640-10) Foil side view (J79-0157-19)

8

J

K

L

M

N

O

P

Q

PC BOARD

R

S

NX-800

1

DISPLAY UNIT (X54-3640-10) Component side view (J79-0157-19)
2
Ref. No. Address Ref. No. Address
2K

D924

5K

RIGHT
UP

D908
D911

4N
4M

D925
D926

5N
3M

D936

D912

4H

D927

6E

D914
D915

3C
3G

D928
D929

6K
3D

D916

3H

D930

5P

D917

3K

D931

6I

D918
D919

3L
5H

D932
D933

6G
6O

D920

5G

D934

6M

D921
D922

5I
3I

D935
D936

5D

D923

5L

R991 C958

R904

D925

R920

D924

D923

D911

D908

D918

D917

3 4

R923 C924

R924 C925

Q913

R976 R989 R960

1 6

D926

Q913

R981

C963

R974

R982

R973

R972

R988 R990

D930

3P

3

4

5

RIGHT
DOWN

6
D933

D934

D928

Component side

PF3

PF4

J79-0157-19

Layer 1
Layer 2
Layer 3
Layer 4

7
Foil side

DISPLAY UNIT (X54-3640-10) Foil side view (J79-0157-19)

8

J79-0157-19
R966

48

76
75

25

R992

R900

C962

R964

P917

IC913

C961

20
C959

1

IC903 11F Q908
IC904 11G Q909
IC905 9F Q910
IC906 12F Q911
IC907 9F D901
IC908 9F D902
IC909 12G D903
IC910 12K D904
IC911 10I D906
IC912 13L D907
IC913 11L D910
Q901 9D D913
Q902 9E D937
Q904 9E

10E
11B
10E
12B
10C
10B
10B
9B
10D
11D
9E
9C
12L

24
D937
5
4
IC912
8
1

R986

R998 C960

R928
L907

C966

10

1

11

IC910

CP910

CP912

R979

/WR
AO
/RES
/CS 20

R978

51
50

Ref. No. Address Ref. No. Address
IC901 9D Q905 12C
IC902 10E Q906 12C
9

10

11

12
Component side
Layer 1
Layer 2
Layer 3
Layer 4

13
Foil side

77
14

A

B

NX-800
1

C

D

E

SCHEMATIC DIAGRAM

TX-RX UNIT (X57-7390-10)

R : 13.57V
T : 13.09V
L402
CN401
IC405
LT1616ES6-PBF
5.01V

2
D409

1

470p

120k
C454

R431

18k

DC/DC
Converter (50M)

2

L405
22uH

22k

D407

IC405,D407,409

R430

50M
1SS388F

R432

BooST

10u
C446
4.7u16
+

SW

10u
C445

GND

C475

C431 4.7u

C430 4.7u

REVERSE
PROTECTION

VIN

C468

6

3

FB

SHDN

5

0.01u

4

L404

CRS02-Q

R : 13.57V
T : 13.07V

5A

F401

C428 100p

C427 470p

C419 1000p

CN402
SURGE
ABSORPTION

C421 0.047u

D405

DSA3A1

D404

22ZR-10D

470p

C401
1000u25
+
C403

+B
L403

1u

C463

1.49V

22

R449

3.89V

DC SW
(50MC)

VoUT
NC

C451 2.2u

1

C455 0.01u

5

4
VIN

VSS

CE

2

3

C444 1u

C442 0.01u

IC409
XC6205B152PRN

15M

0V

Q410
SSM3K15TE(F)

R421
470k

REVERSE
CURRENT
PREVENTION
(OR 33M/SBC 2)

3

10k

R428

D408
1SS301F

DC SW (50IF)

R429
10k

0V

50MC
5.00V

Q412
2SA1955A-F

1k

VOLTAGE
REGULATOR (33A)

33A_2

1.88V

470k

4

NC

CE

3.29V

Q416
SSM6L05FU-F
R437

VSS

3

C456 0.01u

C443 1u

C441 0.01u

VoUT

C426 0.01u

NC

VSS

CE

2

33A

3.29V
5

VOUT

1

2

C424 1u

4

5

VIN

IC402
XC6204B332P1

3

47k

R447

D412

VIN

C474
0.01u

1SS388F

C413 1u

C409 0.01u

1

R440

IC408
XC6204B332M

5.01V

C453 1u

3.32V

0

4.99V

R448

10

R446

VOLTAGE
REGULATOR (33M)

DC SW
(50MC)
1.57V

33M
SCTAM1

0V

2.97V
D410

1SS388F

10k

0V

1k

R422

D411

DC SW
(33BU)

Q406
UPA672T-A

R433

3.31V

R445
47k

470k

R426

REVERSE
CURRENT
PREVENTION
(33BU)
REVERSE
CURRENT
PREVENTION
(BACK UP BATTERY)

1SS388F
CN405

R413

/BINT

33BU

Q411
2SA1955A-F

DC SW
(33BU)

R444
2.7k

DC SW
(SCTAM1)

VOLTAGE
DETECTOR (BINT)

3.31V

10u

Q405
2SA1955A-F

3.3k

1

C438

2

R415

VSS
VoUT

CD

VOLTAGE
REGULATOR (15M)
3

C435
10u

R406
100k

5

VIN

470k

R : 3.62V
T : 3.50V

VSEN

0.1u

4

C420

R405
270k

IC401
XC6108C23CMN

BATT CHK
/BINT

4

SB
IC403
NJM78M08FA-ZB

680k

10k

R423
4.7k

DC SW (80T)

C432
47u25
+

0.1u

R : 8.01V
T : 0V

Q413
DTC114EE

TXC

Q408
12A02CH
10k

R419

Q414
DTC114EE

2

50C

R : 4.96V
T : 0V

Q409
12A02CH

50R
47k

R420

3

R425
4.7k

DC SW (50R)

R : 0V
T : 4.96V

BLVL

SBC

/OVRB

oUT
GND

C436
10u10
+

C425 0.1u

IN

R : 8.01V
T : 0V

DC SW (80R)

4.99V

C433 0.1u

1

R424
4.7k
R : 0V
T : 8.01V

IC404
TA7805FQ

R408

/IGN

0.01u

C410

1000p

C406

100k

1M

R403

R401

2

1
80T

VOLTAGE
REGULATOR (50C)

DC SW
(IGN)
Q403
DTC114TE
1

80C
R : 0V
T : 7.96V

Q407
12A02CH

REVERSE
CURRENT
PREVENTION
(BLVL)

10k

CN403

2

R418
R410

100k

470p

DC SW
(SB)
SW (OVER DC
SUPPLY
PROTECTION)

3

80R

Q402
DTC114EE

C417
470p

1.88V

oUT
GND

D406

R411

D406

HSC119

68k

1SS416

IN

4.7u

C422

47k

0V

R : 1.73V
T : 1.66V

0V
C405

R409

REVERSE
CURRENT
PREVENTION
D403

Q401
DTC114EE

5

R407

470
02DZ18F-X,Y

DC SW
(SB)
R404
10k

R402
D401

C411
470p

1
Q404
2SJ645

R : 8.03V
T : 7.97V

C473
4.7u25
+
C429

R : 13.55V
T : 13.02V

OVER DC
SUPPLY
PROTECTION

/RST

VOLTAGE
REGULATOR (80C)

C415
470p

Q415
DTC114EE

RXC

1

2
3

VIN

VOUT

VSS
CE

NC

C471 1u

C452 1u

0.22u

VOLTAGE
REGULATOR (33C)

3.28V
5

33GPS

4

VOLTAGE
REGULATOR (33GPS)

2.2u

470p

oN/oFF NP/VREF

33C

4

C449

5

GND

3.30V
5
C450 0.01u

47k

R417

C437 0.22u

C434 1000p

C467 1u

330k
C466 1u

R442

C464 22p

C465 1u

C462

VoUT

0.01u

DC/DC
CONVERTER
(150C)

6

C440 1u

CLK

3

1
C439 0.01u

CC/GAIN

2

VIN

IC407
XC6204B332M

7

22k

CE/SS

8

R443

VIN

VSS
VoUT/FB

12k

0.1u

C460

C459
4.7u16
+

1u

C458

4

LSEN

180p
R441

3

EXT

C461

0
150k

2

R438

R436
R435

1u

DC SW

1

C447

Q417
SSM5H01TU

1

10
C457

0

IC410
XC9101D09AKR

33

R434

6

7.84V

IC406
TK71733S

R450

68u

C448

14.34V
L406

150C

7

78
X57-739 1/16

1

F

G

H

I

J

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)

4.95V

C49

12n

10p
0.92V

5p

1.44V

270

R46

470p

Q3
2SC5636

C53

5p

150k

L4

47p

C46

C34

C36

18n

3p

R47

C39

L10

C52

10

470p

R43

50C

BUFFER AMP
(PLL FIN)

BYPASS
DIODE
D2
DA221

C38

0.1u

V+
R76

4
INPUT-

100p

INPUT+

C29

C25
100p

1u

180k

3

470k

BUFFER AMP
(VCO TUNE)

47k

0

R36
10M

5

V-

R31

2

R30

1 OUTPUT

13.72V
R81

33p

IC4
LMC7101BIM5

14.30V

C14

R7

0

10k

Q1
2SC5383-T111

R80

R22 1k

14.34V

C33

CV
FC-R : 7.08V
FC-T : 6.61V

RIPPLE
FILTER

50C
50C

33C

50C

150C

VCO TUNE

L35
L33

R75

IC1
LM73CIMKX-0

INPUT-

R5

C11

220k

10u

R12
4.7k

10

2

10

R21

3
1

R23
1k

GND

C28

C27 0.1u

C26 100p

C24 0.1u

C23 100p

3.26V

C21 100p

100p

Max_out

4

25

24

Mod_in

10

R19

NC

7

8

/OSC_AC_GND

10

11

9

OSC

23

5

R18 10

C18

D21

0

R79

1.65V
4

100p

C20 100p

R17 10

22k

R1

V-

V+

3
INPUT+

OSCout

C19 100p

R15 10

2

5

HVC131

TCXO MOD

Data

VCC_digital

VCC

L32

IC2
LMC7101BIM5

33C

VCC_SOC

Fin

VCCcp2

3.31V

1 OUTPUT

LD/PS1

6

C22 100p

R3
330k

VCCcp1
/Fin

19
1.65V

4.97V
CPout1

FVco

100p

R8

4.7k

39p

C15

18

/FVco

Clock

17

CPout2

22

0

GND_OSC

12

4.7k

VCCcp 2

/CS

16

18p

C7
1k

0.64V

C90

18k

R72

0V

R10

0.01u

0.01u

R6

21

4.7u

C88

oUTPUT

L1

LD/PS2

20

C13

0.01u

0.01u

C91

R86

13
14
15

C92
0.01u

C10

C6

100p

C2

BUFFER AMP
(19.2MHz)
Q11
2SK1215-E(E)

100

R77

3.31V
L31

VCC

GND

PLL IC

3.17V

3.21V

X1
19.2MHz
VC

1

2.7k

ADDR

2

R74

SMBDAT

100

3

R4

GND

100

VDD

ALERT

C9

SMBCLK

100p

6

IC3

C17 0.01u

0.01u

5

C5

4

100
R919

C16 0.01u

3.31V

0.01u

R918

3.29V

L34

TEMP
SENSOR

220

R16

33C

2
1

PLD
ASSIST
CV

SCK1

SDO1

/PCS_RF

C4

0.1u

22k

470p
R2

1u
C3

47k

TCXO_MOD

I2CDT

I2CCK

C1

R13
BUFFER AMP
(TCXO MODULATION)

2

2

1

1

X57-739 2/16

K

L

NX-800

M

N

O

SCHEMATIC DIAGRAM

C70

470p

27n

L25

L22

220n
180
180
470k

50R

R219

10u

470p
0.01u

L205

0.01u

C339

R226

47k

R234
10k

RSSIo 15

LIMo
QUADi

AMSW

FMDETo

AMDETo

1st
IF AMP

R230
22k

17

RFAGCo 16

FMIFdecp2

C221

0.01u

C336

5.6k

C358

0.1u

R329

2.7k
Q212
EMD9

AGCAMPo

0

Q204
2SC3356(R23)

14
R228

13

22k

47k

C333

12

10k

R215

oUT

FMIFdecp1

R235
0

10

FMIFi

RX

C341 R334
1u

0.74V

C233 1u

C227 82p

270k

R224 10k

9

R223

NAMPi 19

C338 0.1u

8

C219 4.7u

C229

C218 4.7u

NAMPo 20

AGC 18

10u

0

COMPi 21

R227 100k

AMIFdecp

C226

7

100k

C232 0.1u

AMIFi

10u

C228 0.1u

R237

0.01u

COMPo 22

VCC 4.92V

11

R331

1.5k

0.1u

CD201

R208
15k

0.1u

IN

C343

CF SW
(W/N)

22k

R344

R216

D202
DAN235E

R206

R203

C332

6

L79-1850-05

3.3k

CF SW
(W/N)

5

C217 0.1u

C234

0

W : 0V
N : 3.29V

1000p

1.8k

R325

1.8k

R324

C342

C331
0.1u

0

10

R330
22k

R205

W : 0.99V
N : 1.09V

oUT

R338 10k

0.1u

R345

0.01u

0.1u

IN

Narrow
CF202
L72-1021-05

Q201
DTA114EE

C204

0.1u

CF201
L72-1017-05
R343

R327

15k

R201

D201
DAN235E

Q202
DTC144EE

22k

C330

22k

0.1u

R202

C205

0.1u

C203
0.1u

C202

W : 0.99V
N : 1.09V

MIXo

4

C225

4.97V

24
RFin
GND 23

OSC
OSC

C337 0.1u

2

C231
0.01u

1

0.1u

0.1u

C210

R225 15k

0

R353

IF IC
IC202
TK10931VTL-G

R210 10

WIDE

C237

4.35V

100n

10p

68p

Q203
2SC5636

0.66V

C238

0.01u

W : 2.89V
N : 0.29V

SW
(W/N)

C80

47k

R61

C77
470p
1k

R60

470p

L206

0.01u

220

47p

R231

47n

100

C223

10p

560n
R232

C222

0

3

SW
(W/N)

470p

100

R63

470p

C78

470p

/T_R

C220

330k

2nd LOCAL
BUFFER AMP (X3)

1k
C201

180n

50C
1k

L204

L201

C211

C216

R332

68p

C207

C208
0.01u

C206

1k

100p
R207

C214

560n
0.01u

47
C348

L202

22k
0.01u

R204

R333

C215

R346

R213

W : 3.27V
N : 0.02V

FM_DET

R328

R59
C75

R71

10u

50C

50R

4.86V

VCO_MOD,/T_R

R : 0.02V
T : 3.31V

4.21V

RIPPLE
FILTER
C65

R55

C56

470p

47p

0
Q4
2SC5383-T111

2
33C

2

W_/N

L23

1u

L20

C71

R54

47k

R83

4.87V

VCO_MOD

VCO MODULATION/
BUFFER AMP (CV)

100k

5

VSS

T/R SW
(VCO)

Q7
SSM6L05FU-F
R56

0
4.98V
R42

4

0

1k

100k

6

3p

C72

C67

C60

6p

C63

0.75p

D14

1SV278F

Q8
2SJ347F

47k

R53

470p

C43
100k

3

R : 3.07V
T : 3.05V

C37
0.047u35
+

R26

68k

R28

100p

R34

1u

C35
10u20
+

1.65V

3.94V

C76

R82

2

TX

0.5p

Q6
2SK508NV(K52)

1.65V
7
C47

10k

120

470k

8

VDD

R44

390

68k

R45

0

R49

1u

C48

0
C32
0.15u35
+

C31

R37

R32
150

R35

C55

R153

5p

TX
MODULATION

IC5
TC75W51FK(F)

R29

0.75p

L16

L41

C54
0.1u

R25

180n

1SV282-F
1SV282-F

180n

L12

180n
L14

D4

C45

L3

D11

17.5n

D12

L17

12p

8p

C58

1SV282-F

C12

D8

0

1SV325F

R85

100p

C51
150p

47k

BUFFER AMP
(VCO)

L21

VCO

L7

1

Q9
2SC5636

180n
C69

C73

TX VCO

10u

R27

7p

4p

C61

FREQUENCY
CONTROL

4.7k

C41

470p

D4,8,11,12

0

CV

C79

R : 0V
T : 3.47V

R41

0

R62
150k

0.5p

L40

R352

0.74V

C74

Q5
2SK508NV(K52)

0.5p

L15

180

6p

VCO

C68

22n

R58

220n
C66

7p

15p

220n

C59

L18

C64

220n

L11

220n
L13

D3

C44

D9

1SV282-F

1SV282-F

0

1SV282-F

150p

D10

10u
8p

0

C8

R84

1SV325F

C50

D7

100p

R40

L6

RX VCO

R57

FREQUENCY
CONTROL

L19

C81

R : 3.21V
T : 0V
D3,7,9,10

10p

TX-RX UNIT (X57-7390-10)

2

2

2

1

1

1

X57-739 3/16

P

Q

R

S

T

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)

R160

R69

D101

C101

R103

C104

R106

C105

C109

7p

0

0

0

HVC131

1000p

5.6

100p

220

100p

6p

18n

C118
6p

22n

330
L103

R114

100p

100p

C116

L102
100p

C117
270

R267

470p

1k

R274

470p

270

12p

C271

270

18

R275

1p

6p

C280

2p

R272

R273

7p

C276

C275

C273

C272

1.20V

6.8k

120

18n

C267

BUFFER AMP
(LOCAL)

33A_2

50R

50R

80T

50R

120

L214

15n

Q208
2SC5636

C264

100p

R262

47

R341

C344

L213

10p

1.76V
R339

470p

C269
C266

47
22n

80T

1000p

R269
L209

R266
2.2k

10k

R265

100p

C261

4.75V

R340

C115

10

560

2.7k
R111

R112
C110

100p

C111
4.7u

100p

R110
22
C108

C102
470p

0.01u

470p

C260

C103

47
0.1u

C257

0.01u

R68

R261
4.7k

50R

50C

TX

0.52V

R113

470
L101
100p

C107

100p

10

C106

R108

6.8k

33k
R107

R105
3.3k

R101

D205

HVC131

7.60V

7.92V

C85

470p

RF DRIVE AMP
Q102
1.14V 2SC5455-A

R : 2.81V
T : 0V

L36

50C

R109

820

R104

820

R102

R70

4.7k

0.15V

470p

330

C84

C83

Q101
2SC5108(Y)F
0.87V

T/R
SW

C98

RF
PRE-DRIVE AMP

4.80V

10k

R66

470p

6.8k

1.19V

R65

R64

R : 0V
T : 4.94V

R158

22n

33p

L26

2.2k

R67

C82

TX

T/R
SW

C86

R : 2.14V
T : 4.26V

Q10
2SC5636

1.79V

C112
100p

BUFFER AMP
(RF)

C270

0.01u

S1

D2

S2

1st
MIXER

5

1k

R276

L215
L39-1498-05

6

C279

4

RX

470p

0.93V

470p

C262

0

G2

D1

C278

R263

0

G1

68

R321

0

C268

R257

6

0.01u

IN

C256

1

2

4

5

3

0.01u

oUT

C265

180

1p

R256

0

3

R270

470p

C263

R271
2

0

R244

1

0.74V

R209

R342

0

R248

470k

470p

C247

0.1u

3

VDD

1

47p

7

100k
C244

2

BUFFER AMP
(RSSI/VAGC)

W_/V

8

RSSI

4

VAGC

3.29V

VSS

C245

6

R246

0.1u

10k

100k

2.2k

47p

C334

5

R239

R229

C236

IN

R238

0.01u

R222

18k

R221

0

oUT

0.1u

BUFFER AMP
(2nd IF DET)

C230
0.1u

IF_DET

C212

R212

1.39V

CF203
450kHz

C239

1.39V

2.2k

R220

IC203
TC75W51FK(F)

47k

10k
0.01u

VINVIN+

VSS
3

2

R218

4

5
VDD
1 VoUT

1k

IC201
MCP6021-E/OT

R211

4.95V

C224

33A_2

0.1u

10

C213

50R

R320

0
C246
0.01u

Q205
2SC3356(R23)
1st
IF AMP

R250

1p

100k

IC204
SPM5001

4.33V

XF202
58.05MHz

C252

R245

470p

C242
C243

C240
0.01u

L211

47

L210
L39-1498-05

0.01u

220
100

L207
RX

560n
R243

4.34V

R242

R268

2.2k

L208

L212
L39-1498-05

470p

2

2

2

1

1

1

X57-739 4/16

X57-739 5/16

BUFFER AMP
(BPF TUNE)

5

4

IC205
LMC7101BIM5

14.33V

2

1 OUTPUT

INPUT+

V-

3

BUFFER AMP
(BPF TUNE)

V+

5

IC206
LMC7101BIM5

100k

R303

100p

8T

8p

1SV286F

C319
2p

C323

LNA

L224

4p

68n

12p

C324

C325

L225

8.01V

4p

2.7n

L228

HVC131

D216

ANTENNA
SWITCH

C322

100k

470p

2p
C321

0

R156

-t

TH102
100k

C194
470p

R161
3.3k

82k
100p

R151
120k

C181
100p

100p

C180

R150
C175

100p

C172

D109
HSM88AS-E

D110
HSM88AS-E

3p

C179

3p

C170
0.5p

9.5T

5p
L115

C190

0.5p

C178

7p
C177

3p
C189

8p
C174

6p

3p

C187

0.5p

C164

C188

C171

1p

L114
1.5T

D213

R316

C335
12p

C320

C318

C310
33p

0

0

10p

R317

0

1SV286F

THP2

MPL

100p

C169

C165

4

L113
1.5T

R314

R313

5p

C317

C315

D212

3.37V

68n
L223
8T

50R

2

L222

470p

C347

100k

2.5T
D108
HSM88AS-E

POWER
DET

100k

R315

18k

10k

R148

R149

100p

C166

6p

L111

C185
22p

10T

C155

100p

C153

1/4W

R154
300

L110

1p

C184

1
3

2

L112
1.5T

470p

C316

Q210
2SC3357-A

INPUT-

4

560k

10p
2.62V

POWER
DET

R301

C301

470p

C193

100k

5

R306

80R

0

R143

2p

R : 0V
T : 0.78V

18k

0

0

D207-210

R297

Q106
SW
(RF PWER H/L) 2SK1830F

18n

R145 82k

22p

C156

FC-H : 13.01V
FC-L : 13.38V

R307

R294

820k

GND

R146

3

C162

L7091CER

D106

100p

C152

R138
300
1/4W
R : 0V
T : 1.59V

470p

C296
7p
7

L221

L230

2
8

470p

V+

C307

VARI-CAP TUNE

C308

C158
470p

R144

7

100p

IC103
NJM2904V-ZB

220

100k

C157

Q105
DTC114EE

5T

1

R299

7p
L219

R132

1SV286F 22p

C299

120k

R141

470p
C150
47u25
+

120p

100k

100k
D210

0

R117
10k

470p

C298

470p

C120 R115

4

C186

R302

100

100k

5T
C297

R136
100k

270k

R287

1SV286F 18p

330k

ANTENNA
SWITCH

0.1u

V+

R288

FL : 1.60V
FC : 3.69V
FH : 5.64V

R289

L218

C291
7p

R290

C295

8

D103

L407CDB

470p

INPUT-

D209

+B

C302

V-

470p

R137

FC-H : 3.77V
FC-L : 3.34V

100k

1 OUTPUT

10p

SW
(RF PWER H/L)

100k

IC101
NJM2904V-ZB

GATEBIAS

RFINPUT

RFoUTPUT

DRAINBIAS

ANTENNA
SWITCH

470k
C327

INPUT+

100p
C147

R126
39

0
R921

R310

3

C293

-t

W

RFAGC

0

47p
C145

L109

3.3k
TH100
100k

V

10k

2

R286

/H_L

AUTO
POEWR CONTROL

R291

14.33V

5T

C141
22p
C142

270

470p

C127

R124

IC102
RA30H4452M123

R296

R282

L217

C286
7p

C294

C290

270k

D208

5

1SV286F 18p

6
R134

470p

2

470p

C292

100k

L108

L106

R129

270

R125

470p

5p

3.3u

C137

02DZ5.6F-X,Y

D102

470p

C132

C136

39

C287

330

R131

100p

C135

22p

C133

47p
C131
100p

R127

0

100k

68k

R121

0

R284

MP

R133

470p

5T

C134

C288

470p

L216

47k

R119

22p
C128

R116

10k

C285

0
GND

D207

0

8p

3

1SV286F 22p

C281
V+

470p

R279

470p

27k

1

100k

R277

C125

100k

R120

R122

C123

NX-800

TV1

TV2

R285

150C

DSW

APC

R123

4

C283

THP

PM DRAIN BIAS
PROTECTION

0.1u

C284

RX

+B
80T

TX

C289

R283

150C

U
X
Y

SCHEMATIC DIAGRAM

TX-RX UNIT (X57-7390-10)

R152
0

ANT

POWER
DET

FC-H : 2.32V
FC-L : 0.81V

80T

100k
R142
100k

AUTO
POEWR CONTROL

TH2

6

R147

100k

R140

2
2

2

FL : 3.70V
FC : 6.16V
FH : 9.21V

D212,213

VARI-CAP TUNE

2

2

2

1

1

1

Z

AA

AB

AC

AD

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)

HD2

33M

15M

X2_CLKIN

3

3

4

/HINT
/HRDY

/DRST

5

4

C514
0.1u

R525
100k

C512
0.1u

0

C508

R515
100k

/BER_EN

470k
R841

L503
3.31V

1000p
R510

L502
1.48V

4

5

3
5

3

4

5

15M_1

B9
A9
D8
C8
B8
A8

C504

B7

0.1u

A7
C7

/RD

D7
A6

/HDS2
C506

B6

0.1u

C6

A0
A1
A2
A3
A4
A5
A6
A7
A8
A9

C505

D6
A5
B5
C5
D5
A4
B4
C4
A3
B3
C3
A2

0.1u

B2

D8

INT3

D9

INT2

D10

INT1

D11

INT0

D12

NMI

HD4

HBIL

D13

IACK

D14

BDX2

D15

BDX0

HD5

HD0

CVDD6

DVSS6
DSP

HDS1

DVDD4

DVSS8

HRDY

HDS2

BFSX2

DVDD6

BFSX0

A0

CVDD4

A1

HINT

A2

CVSS7

A3

BCLKX2

HD6

BCLKX0

A4

BDR2

A5

HCNTL1

A6

BDR0

A7

BFSR2

A8

BFSR0

A9

BCLKR2

CVDD7

BCLKR0

A21

DVSS5

DVSS9

HCNTL0
BCLKR1

BFSR1

BDR1

0.1u

C513

RXC

C511
0.1

0.1u

C509

0.1u

R557 100k

N10

/DINT

K9

/SYMTIM

L9

/DWUP

M9
N9

R558 100k

K8
L8
M8

BDX2
R538 100

MCDICN

R539 0

N8
C516 0.1u
K7
L7

R540 100

N7

/BFSX2

M7

R541 100

N6

C517 0.1u

/MCCSXCN

M6

R696
100k

L6

6

K6

BCLKX2

N5
M5

BDR2

L5

R544

K5

100k

MCDOCN

N4

BFSR2

M4

/MCCSRCN

L4

BCLKR2

K4
N3
M3

R542 100k

N2

R543

N1

0

R685
100k

33M_1

C507

R556 100k

R554 100k

INT3

M10

M2

CVSS4

DVDD2

L3

FSDET

100k

L2

R552 100k
C518 1u

L10

/MCCSAF
MCDOAF
MCSCKCN

15M_1

R560
0

6

BCLKR0
BCLKX0

/WR

HD7

/CS3

1

/SCRST

5

M1

MP_MC
L1
R531

BIo
K3
R529 0

HoLD

IAQ

HoLDA

K1

J4

K2

3

R527
100k

XF

IoSTRB

MSC

J3

J2

MSTRB

J1

H4

IS

R_W

H3

H2

DS

H1

PS

READY

G4
100k

HR_W

HCS

G1

R516

G3

CVDD2

F1

G2

CVSS3

DVSS1

HAS

F3

F2

F4

100k

CVDD1

E1

A15

R512

A15

A14

A13

E3

E2

E4

A13

A14

A12
A12

D1

A11
D2

0
A11

A10

HD7
D3

A10
R507

D4

DVDD1

CVSS2

C1

A22

B1

A1

C2

CVSS1

CVSS6

3

N11

IC502

CVSS10

C824 1000p

M13

L12

N13
BFSX1

BDX1

DVSS2

DVDD3

R697 0
L13

R528 0

K10

CLKMD1

R698 0

K11

K13

K12

CLKMD2

CLKMD3

HD2

HPI16

R521

47k
R524 0
J11

ToUT

EMU0

J10

J12

R520
47k
H10

H11

H12

H13

G12

G13

G11

J13
EMU1_oFF

TDo

TDI

TRST

TCK

TMS

CVSS5

CVDD3

HPIENA

R511

0
G10

F12

F13

DVSS3

F11

X1

HD3

CLKoUT

F10

E13

X2_CLKIN

D1

D0
E12

E11

D1

D0

RS

D3

D2

E10

D13

D2

D5

D4

D12

D3

A16

D5

D11

C13

C12

A16

B13

CVDD5

MCSCKAF

R695 100k

D15

C9

D7

R537 0

R694 100k

D14

D9

HD1

D6

M11

150

5

3

A10

DVDD5

R536 0

L11

R567

D13
R501
100k

B10

CVSS8

M12
N12

6

100k

D11
D12

C10

BCLKX1

R693 100k

D8
D9
D10

D10

DVSS7

A20
CVSS9

/MCCSAF

R553

D6
D7

MCDIAF

R533 0

R686 100k

0.1u

A19

R532 100

R584
0

A11

C11

A17
C503

DVSS4

B12
B11

A17

A18
A13
A12

4

D4

3

22
R514

33M_1
4

7

7

7

5

1

2

2

2

1

X57-739 6/16

AE

AF

NX-800

AG

AH

AI

SCHEMATIC DIAGRAM

TX-RX UNIT (X57-7390-10)
HD2

HD2
X2_CLKIN
33M

33BU
50C

X2_CLKIN

3

3

4

3

4

4
/CS2

/CS0

SCTAM1

5
/RD

5
/RD

5

A16
D6

D2

3

D7

D3

4

D0

D5

D2

D7

D8

D10

D12

D14

4

D

3.31V
E6

F1

F3

E1
VCC2

VSS2

DQ6

F4

NC3

D0

B5
B4

WE

4

B2

B3

A2

DQ4

A6

A8

B1

A6

D5

B6

A5

A7

A4

A2

A8

A6

A3

3

470k

D4

D

/FRST

/WP

C1

/WR

3
/WR

D1

A2

3

R504
100k

NC2

F6

DQ2

G1

A4

A6

C1

G2

A14

A18

C2

DQ7

G3

A7

A5

C3

A13

A3

C4

H6

oE

CE

A14

DQ0

R522

B3

A17

A4

B2

A4

A17

B1

A13
A13

A6

A9

WE

A9

A5

RY/BY

A4

A7

A3
A1

A3

A2

A3

A7

A10

DQ5

A4

C5

SRAM

A11

C6
C3

NC1

A12

CE2

A2

A13

H5

A1

VSS2

D

A14

H3
H4

A0

A6

A12

A10

D1
C4

A5

IC503

A1

DQ6

A11

A1

DQ1

DQ3
A9

A2

A18

A5

VSS1

A3

E1
A0

E3

E2

DQ0

E4

DQ5

DQ2

E5

DQ7

A16

E6

F1

CE

F2

DQ8

DQ10

F3

F4

F5

A21

DQ4

A10

H1
H2

L522

D6

VCC1

A15

A1

H6

C6

A10

DQ3

A20

D1

A14

DQ1

A9

C515
1u

A16

A0

H5

D6

D2

A19

A12

H4

VSS1

D3

A1

G6

A11

D4

A5

IC501
FLASH ROM

A8

H3

D3
D4

DQ13
DQ15

D5

G5

A15

B6

H2

D1

A20

A15

A12

H1

VCC

B5

G6

A11
A19

0
A8

G5

DQ9
DQ11

RESET

1u

C501
1u

C502

D13
D15

G3
G4

WP/ACC

D11

G4

A16

D6

A15

B4

G2

D9

3.31V
L501

3

5

oE

R509

G1

DQ12

NC

4

DQ14

F6

A0

5

CD

3

0.01u

OSCIN

SDA

OSCOUT

INTRB

5

CLKC

VSS

INTRA

47k

R561

33BU

9
8

X501
32768Hz

VoUT

VIN
VSS

7
6

8
C521
32K
I2CCK
I2CDT

D

2

SCL

3.31V

10

D

0.01u

D

C529

8

0.01u

C522

0.01u

oUTY

3
4

4

GND

4

RTC

VDD

32KOUT

2
1

C520

3

1

0.01u

2 INA

5

C523

VCC

R545
0

/RINT

3.31V
1 INB

IC504
RV5C386A

RESET (CPU)
IC506
XC6109C29ANN

100

L905

3.31V

R551

DELAY
IC505
TC7SH08FU-F

L904

33M

IC509
TC7WT125FUF
1 G1

VCC

2 A1
3 Y2
4
33M

G2 6
Y1 5

GND

50C

AIO7

A2

D

SCTAM1

4.99V
8
7

BUFFER AMP
(BER CLK/BER DATA)
AIO6
9

6

6

6

BCLKR0
RST

BCLKX0

1

1

1

2

2
SCBSY

4

GND

CN549

X57-739 7/16

/SCRST

BCLKX2

INT3

BCLKR2
BDX2

HD7

100p
1

R595 0
4

0

R590 0
5

C534

R592 0
6

2

R588 0
7

R593

R589 0
8

3

R586 0
9

13

R585 0

R582 0

14

10

R583 0

15

11

R579 0

16

12

R580 0

19

D

20

2

0.01u

R576 0

C527
D

R578 0

oUTY

17

3

SCRXD
SCTXD

10k

2 INA

3.31V
5
R575

VCC

L506

IC507
TC7SH126FU-F
1 G

2

BDR2

BFSR2

BUFFER AMP
(OP : 20PIN BER CLK/BER DATA)

18

/BER_EN

7
/BFSX2

7

9

AJ

AK

AL

AM

AN

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)
HD2

HD2
R572 22

X2_CLKIN
ASQDET

A2

B1

B2

A17

A18

B17

B18

U17

U18

V17

V18

U1

U2

V1

V2

A3

C3

C5

B16

D4

D6

C16

C18

F15

T16

N4

T1

A1
NC1

NC2

NC3

NC4

NC5

NC6

NC7

NC8

NC9

NC10

NC11

NC12

NC13

NC14

NC15

NC16

NC17

NC18

NC19

NC20

NC21

NC22

NC23

NC24

NC25

NC26

NC28

NC29

NC30

RXD1
TXD2

TI

V8

PWM2

P4

PWM1

KEYo4

R4

U12

KEYo3

KEYo2

V13

KEYo1

U11

T12

KEYo0

KEYI4

T11

9

V12

TXD3

KEYI3

RXD2

R14

AMT

5

T14

TXD1

RXD3

RXD2

V14

RXD0
CTS0

A9

6

T15
V15

TXD0
RTS0

KEYI2

TXD2

U15

HDS2

U10

TXD1
RXD1

R15

HRADY

KEYI1

CTS0

T18
R16

CS0

R9

RTS0

R18

CS1

V11

TXD0
RXD0

D14

CS3

KEYI0

/HDS2

B12

CS4
CS2

MICADC1

A14

/CS0
/HRDY

BLE

L2

B13

BHE

T10

C13

/CS2

8

READ

MoDDAC

D13

/CS3

WRITE

K3

A13

DT15

1k

C14

DT14

MICADC0

B14

DT13

SPDAC

A16

/RD

DT12

K2

A15

DT11

R597

E15

DT10

K1

D15
/WR

D15

DT9

MICVR

D14

C15

DT8

J3

D13

D16

DT7

ADC9

D12

B15

DT6

ADC8

D11

D17

DT5

J2

D10

DT4

J1

D18

D9

CPU

DT3

ADC7

F16

D8

IC510

DT2

H3

D7

DT1

ADC6

E17

DT0

H2

E18

D6

ADD21

ADC5

G16

D5

ADD20

H1

D4

ADD19

R568 1k

F17

ADD18

ADC4

F18

D3

ADD17

G3

G15

D2

J4

IFIR

H15
H16

D1

8

J16
G17

D0

8

P15

ADD16

R587 1k

5

N15

ADD15

SPCS12

A20

4

M15

ADD14

SPCS11

A19

K15

ADD13

T5

A18

J15

ADD12

U6

A16
A17

P16

ADD11

SPo1

A15

M16

ADD10

SPI1

A14

L16

SPCS10

A13

K16

ADD9

T8

A12

P17

ADD7
ADD8

V7

A11

ADC1

D5

A10

N17

ADD6

SPCK1

A9

M17

ADD5

SPCS02

A8

J17
K17

ADD4

U7

A7

N18

ADD2
ADD3

SPCS01

A6

M18

ADD1

V6

A5

L18

ADD0

SPCS00

A3
A4

K18

T4

A2

USRCKI

V5

8

J18

CKo

U4

A1

H18

DSPCK

SPCK0

A0

A11

SPo0

/HINT

SPI0

/RINT

32I

T6

B11

XTALo

SDT

A12

XTALI

U5

B4
A10

32K

SCK

A4

V4

R569
22

5

C10

3
4

T17

1k

NC27

R577

100k
F3

R720

MICIR

3
4
5

R13

33A_2

33A_2

X2_CLKIN

OPT11

OPT6

OPT5

OPT10SEL

OPT4

OPT2

OPT7

OPT8

C535
10u6.3
+

D

OPT3

OPT1

D

1M

R612

R611
1M

I2CDT

C533
0.1u

I2CCK
SCBSY

R591
1k

RXD3

1
2

9

TONE

BEEP

MIC

RXAF

BLVL

MOD

9

2
5

6

MPL

CV

2
33A_2

THP2

1
SDO1

SCK1

8

/WP

1
I2CCK

9

I2CDT

1

W_/N

/PCS

STSW

R688 4.7k

/EVCS

SCK0

R687 4.7k

SDO0

I2CDT

TONESW

I2CCK

6

5

2
5

R503 1k
6

6

32K
SCBSY
9

X57-739 8/16

AO

AP

NX-800

AQ

AR

AS

SCHEMATIC DIAGRAM

TX-RX UNIT (X57-7390-10)
HD2

HD2
X2_CLKIN

GPIo7
GPIo6
GPIo5
GPIo4
GPIo3
GPIo2
GPIo1
GPIo0
SIMRST
SIMCK
SIMDT
SYMTIM
FSDET
TXRVE
TRAMP
TMoD
PSTPA
PSTIF
PSTPLL
RXRVE
RXSLT
PSRRF
PSRIF
PSRPLL
RSSIT
VFRM
VoINT
MCo2
MCCS2
MCCK2
MCCR1
MCCX1
MCo1
MCI1
MCCK1
MCCS0

IFVR

C541
0.1u

D

L508

ASQDET

D

1.48V
L511

E8

BSHIFT

15M

B5

/H_L

C6
B6
A6

R680 0

U8
R8

R681 0

1
SBC

D

R7
T7

R622 0

V10

R682 0

U9

R683 0

/INAMT
33M

D

V9

/OVRB

T9
C11

R618 1k

D12

R619 1k

C12

R620 1k

R5

R621 0

/INT25P
/IGN
/PSW
/BINT
0.01u

FSDET

R2

D

9

1
TXC

P3

DSW

P2

/PRST

M4
R1

2

C621

/SYMTIM

R6

W_/V
R623 100k

N3

MM

N2

MM2

P1

/T_R

L4

RXC

M2

6

M3
N1
D8

R615 0

D7

R616 0

/DWUP

450K
PLD

D

/DINT

C7
D10
C8

R617 1k

PLD

D9

/MCCSRCN

B7

/MCCSXCN

C9

D

MCDOCN

B8

MCDICN

A7

MCSCKCN

B10

/MCCSAF

B9

MCDOAF

D11

MCDIAF

A8

MCSCKAF

R3

/SCSW
C544

AGCDAC

D1

IFADCN
E3

E2

IFADCP

FCDADC
D2

MCCK0

C560 1u

F14

9

D

C542
10u6.3
+

1k

R608 1k

MCI0

G14
E9

D
R845

ADC2
G1

ADC3

IFR

G2

E1

DAC0

ADC0
F1

R606 10k

F2

BooT

SQDAC

C2

TEST2

TEST3

V3

R604
0

L15

TEST1

TEST0

L17

N16

G18

RSTo

RST

P18

R17

BSCAN1

R602
1k

E16

BSCAN0

RTCK

U13

H17

TRST

TCK

U14

TDo

TMS

R11

T13

R10

TDI

MCo0

C559 0.01u

R628 100k

GPIo8

C558 0.1u

M14

R627 100k

GPIo9

C557 0.1u

N14

2

470p

GPIo10

P10

3.31V

C814

GPIo11

C556 0.1u

470k

DVDD1

C555 0.1u

P9

100k

DVDD2

C554 0.1u

N5

R677

DVDD3

M5

100k

DVDD4

C552 1u

E7

R676

DVDD5

E13

100k

DVDD6

C551 0.01u

R684

DVDD8
DVDD7

C550 0.1u

H14

1M

DVDD9

L14

33M_4

R629

DVDD10

P11

C549 0.1u

100k

DVDIo1

C548 0.1u

R625

DVDIo2

C547 0.1u

P6

R624

DVDIo3

L5

L903

DVDIo5
DVDIo4

2

E10

470k

DVDIo6

E11

100p

DGND1

E12

R614

K14

P13

P12

P8

P7

B3

A5

C4

T2

C17

U16

D3

J14
DGND4

DGND5

DGND6

DGND7

DGND8

DGND9

DGND10

DGND11

DGND12

DGND13

DGND14

DGND15

E4

V16

NC36

AVCC1

AVCC2

DGND3
DGND2
DVDIo7

R12

33M
33A_2

33M

C540
1u

33A

0

AVCC4

AVCC5

R603

3.29V

F4

G4

H4

NC35

AVCC6

C538
0.1u

T3

K4

AVCC8

C537
0.1u
M1

U3

E5

F5

G5

H5

J5

K5

L1

E6

L3

AVCC9

AVCC10

NC34

AGND2

AGND3

AGND4

AGND5

AGND6

AGND7

AGND8

AGND9

C539
0.01u

ASQDET

15M

X2_CLKIN

R701

R706

100k

68k

9

9

9
33A-2

R610

1k

R607

R692 100k
1k

RST

ASQAPC
R605

R691 100k

1k
ASSIST

THP

VAGC

RSSI

2

RFAGC

1
/FRST

1

2
5

6
SCBSY

X57-739 9/16

1
6

/DRST
6

2

AT

AU

AV

AW

AX

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)
HD2

2

33GPS

33M

50C

80C

X2_CLKIN

2
/PCS_RF

2

R915
0

33M_4

1 INB
3

IC508
SM5023CNDH-G

XTN

INHN

C530
0.01u

2

3

oUTPUT

1
4

GND

VCC

BUFFER AMP
(18.432MHz)

VC

1SS416

AND
(PCS RF/HD2)

2
R594
1k

1

C531
0.1u

oUTY

REVERSW
CURRENT
PREVENTION
(PCS RF)

D
100k

XT

R596

VDD

C532

3

VSS

Q

0.01u

0.1u

C528

6

470k

5

R581

4

D503

4

GND

X502
18.432MHz

3.31V
5

VCC

2 INA

C536

3.31V

0.01u

L521

IC511
TC7SH08FU-F

D

D

/PCS

BSHIFT

1

1

1

L507

50C

L518

80C

33GPS
13

L510

L509

TXI

RXEI

OPT6

OPT9

RXEO

TXO

OPT2

OPT7

DT1

OPT8

OPT5

OPT4

OPT1

OPT3

26P_TD

G_RXD2

D501
1SS388F

25P_TXD2

26P_RD

OPT11

OPT10

9
LINE
PROTECTION

D
R601 1k

13

L517

R600 1k

R599 1k

9

R598 1k

D502
1SS388F

450K

450K

PLD

PLD

TXO

C579 1000p

OPT6
C578 100p

RXEI
C577 100p

RXEO
RXEI

C576 100p

C575 100p

C574 100p

RXEO

OPT2
C573 100p

C572 100p

OPT7

OPT11
C571 100p

C570 100p

OPT8
C568 100p

C569 100p

OPT9

AO
C567 1000p

AI
C566 100p

C565 100p

C563 100p

C562 100p

9

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

L512

C561 100p

OPT5

26P_TD
OPT4

26P_RD
26P_TD

C553 100p

C546 100p

OPT3
C545 100p

C543 100p

9

26P_RD

9
OPT1

9

TXI

13

DTI

OPT10

13

CN595

9
CONTROL (E23-1278-05)
CN506

CN509

VCO (E23-1278-05)
CN611

CN512

RX-IF GND

CN516

CN527

CN540

DIGITAL GND
R916

R562 0

CN543

R534 0

0
R917
R548 0
CN612

CN614

RX-IF (E23-1278-05)
CN503

CN505

RX-FRONT (E23-1278-05)
CN507

CN510

CN502

CN504

CN508

0
R565 0

R574

R550 0

TX-MODULE (E23-1278-05)
CN511

CN513

CN517

TX-DRIVE (E23-1278-05)
CN520

C620

0
D

D

0.01u

AVR (E23-1278-05)
CN542

X57-739 10/16

AY

AZ

NX-800

BA

BB

BC

SCHEMATIC DIAGRAM

TX-RX UNIT (X57-7390-10)
2

IF_DET

33A_2

2

33A_2

2

2nd IF BUFF

4

3

R748

6

4

5

VSS

OPT10

82k

C736
100p

2

1.63V

R753

C742

R766

C748

56k

0.1u

100k

0.1u

1.63V 0

LPF/SUM AMP

100k

0.01u

7

R759

22k

R734

C725

0.01u

1.31V

R725
68k

1.63V

8

VDD

220p

56k

68k

C721

R724

0

C715

0.1u

1

1200p

10k

33k

R733

R716

C732
1.31V

IC706
TC75W51FK(F)

MIC AA
C707

3

R730

VINVIN+

1.63V

R722

C710
0.01u

3.28V

C729
0.1u
R : 0V
T : 1.63V

R749

10

VDD
VSS

1 VoUT

2

47k

R717

IC704
MCP6021-E/OT

C714

0.01u

1.65V

11

BUFFER AMP
(2nd IF DET)

5

R726

OPT10
3.28V

DTI

MIC SUM2

1.62V

7
8

1

0
R731

1

VDD

IC708
TC7W53FK(F)

R739

1

0

3.28V

2
3

LPF (MOD)

CoMMoN

VCC

INH

CH0

VEE

4

C720
MOD SMF

CH1

GND

A

AF SW
(TXO/TXI)

0.1u

3.28V
8
7

R767
47k

C762
0.1u

6

R768

C763

5

47k

0.1u

R765

3
2

1.63V

TXI
TXO

1k

1.62V

100k

6

C744
0.1
4

100k

VSS

R741

5

R745

100k

C712

R705

3.3u

100k

C701

R714
100k

R710

MOD

IC702
TC75W51FK(F)
1.63V

68p

1.65V

330p

C706

MIC

13

SCSW(MIC)
/SCSW
33A_2
VREF

D704,705
Q704,705

AF DETECTOR
(LIMIT)

LIMIT
Q704
2SC4738(GR)F

C773

R796

C782

39k

0.1u

10k

0.1u

0.1u

C770

VSS
3

R : 3.31V
T : 0V

100k

R815

1000p
4.7k

5

6

7
2

1

MOD SUM

4

IC709
TC75W51FK(F)

VDD

SUM AMP
(AI/TONE/MI1/MI2)
/(MOD/DI)

8

3.28V
9

10u 3.25V

R804

33A-2

C787

R798

C784

680k

0.1u

R797

C783

R806

330k

0.1u

5.6k

C795

100k

R786

22p

10u
3.26V

R816

C764

Q706
2SJ243-A

C793

MIC SUM1

1

MUTE (MI1)

1.62V

Q707
2SJ243-A

10u

1000p

PLD
13

C794

MUTE (MI2)

4.7k

1.62V

Q705
2SA1832(GR)F

680

450K

R779
470k

0

270k

R793

R787

100k

1u
1u

R809

C765
C766

0.1u

C750

0.1u

C751

D705
RB706F-40

C791

11

150k

R813

R784

R812

D704
RB706F-40

1

2

0

R773 680k
C757 15p

1.63V

100k

1.63V

R801

R789

C815 10u
C816 10u

9

13

2

1

R775
82k

R774 470k

11

11
10

6

10
13

1

MM2

MM

PLD

1

9

9

13

13

1

9
13

MI2
MI1
ME

X57-739 11/16

BD

BE

BF

BG

BH

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)

33A_2

50R

33A_2

2

OPT10

OPT10

11

11

11
SQ VOLTAGE
CONTROL

APC
1u

100k

0.1u

270k

C737

C718

Q702
2SC4617(Q)
NOISE
AMP

470k

R761

-t

R762

TH701
100k

C741

0.15u

4700p

C738
1000p

330k

R747

4

2

3

VSS
R727

R751
270

2.2k

R721

8.2k

220p

220p
Q701
SSM3K15TE(F)

47k

R715

3.3k

R750

C818

10k

5

6

7

8

VDD

0.01

C716

R709

1000p

R760
1.5k

C740

C734

ASQ BPF
R707
15k

NOISE
DETECTOR (SQ)
D703
RB706F-40

IC705
TC75W51FK(F)

1

BRF/BUFFER
AMP (SQ)

0.1u

C719

0

R746

47p

3.28V

470

R843

W_/N

C722

4.7k

R837

ASQ DET

R838

10k
2

R729
100k

C821

R755

2

FMDET

2

D702
HSC119

33A_2

IC703
3.28V
TC75W51FK(F)
1
8
VDD
7

R740

100k
560p

220p

R737
47k

R744
47k

C735
4.7u

5

LPF
(APC/DEO)

0.1u

APC SMF

6
VSS

C723

3

68k

4

C709

10k

R712

C730

2
R703

82p

VIN8

C727

0

R718

C705

VREF

1200p

VREF

DEO BUFF
C717
0.1u

RXAF SMF

IC701
TC75S51FE(F)
3.28V

3

1u

56k

56k

1.62V

C711

R713

68k

R704

VDD

5
1.62V

VSS

SCSW(RXAF)

4
IN-

oUT

R732
47k

2

C702

R708

1 IN+

C708
1200p

180p

1.64V

LPF (RXAF)

IC707
TC7W53FK(F)

R738
1k

5

R728

6
7

0

C731
0.1u

GND

CH1

VEE

CH0

INH

VCC

CoMMoN

10

4
3
2
1

3.28V
RXAF/RXEI SW

0.1u

C726

C724
0.1u

8

A

1k

R752

10

0V

10

10

9
MI2

1

RXEI

1

RXEO

1

AMT

/SCSW

RXAF

W_/N

ASQAPC

ASQDET

PLD

9
13

13

9
13

MI2

MI1

MI1

ME

ME

X57-739 12/16

BI

BJ

NX-800

BK

BL

BM

SCHEMATIC DIAGRAM

33A_2

50C

TX-RX UNIT (X57-7390-10)

OPT10

/INAMT

/INAMT

11

2

1

11

SDO0
SCK0
/EVCS

MP

VCO_MOD
R835 100

0.1u

470k

C799

OPT10
SW

R820

VIN8

Q708
2SA1832(GR)F

24

VoUT8

VIN7

VoUT7

23

22

GND

21

20

D0

RESET

VDAREF

18

17

19

VIN6

VoUT6

16

VoUT5

15

14

13

VIN5

1.62V

47k

R817

VIN1

1

2

3

VIN2

VoUT1

5

4

3.28V

VoUT2

CLK

VDD

R834 100

6

7

1

1.62V

LD

R833 100
VIN3

11

9

VoUT3

10

12

VIN4

VoUT4

IC712
M62364FP-F

8

C777
1000p

DI

C776
1u

DAC

TCXO_MOD

TV1

2

TV2

2

R818
R836

OPT10SEL

C774

1000p

33k

0

R821
0

C789 4.7u
C790 10u

R822

C813 10u

1.62V

D706
EMZ6.8N

100

D707
EMZ6.8N

LINE
PROTECTION
(DI)

VREF

LINE
PROTECTION
(DEO)

VIN8
33A-2

9

R810

1.62V

8

27k

R802

56k

IC713
TC7W53FK(F)
5
6
7

A

GND

CH1

VEE

CH0

INH

VCC

CoMMoN

4
3
2
C797

1

DEO

AO

0.1u
DI

AO SW

3.28V

15k

R790

R803

8

R800

0.1u

SUM AMP
(AF) / VREF

R794

1.62V

C778

100k

R781

C761
0.01u

5

R799

6
VSS

4.7k

3

220k

C779

2
4

OPT6

1k
VGS REC SEL

1.62V

VREF

RX SUM

7

68p

VDD

R795

1

3.28V

0

0

IC711
TC75W51FK(F)

100k

R780

R783

C754
1000p

VREF

C788
0.1u

1

3.28V
IC710
TC7W53FK(F)

R778
390k

4

3

INH

CH0

VEE

CH1

GND

A

8
7
6
5

IC714
TC75S51FE(F)

R792
1k

AF SW
(AI TONE OPT9/VREF)

12k

R772

AFO BEFF

1 IN+
2

SIDE TONE MUTE

C785

R805

0.1u

82k

VDD

VSS

3

4
IN-

oUT

C792 47p
R791
560k

3.3k

R846

LEVEL
SHIFT (TXD)

22k

R788

0.01u

Q703
SSM3K15TE(F)

C769

4.7k

C768

R769

C775
0.1u

R785
10k

0.01u

R782
15k

4.98V
5

0.1u

C753
0.01u

VCC

C796

R771
100k

50C

CoMMoN

10k

2

10k

R777
150k

R807

C752
0.01u

R808

1

C749
0.1u

C786
0.1u

2

C767
R776
330k

18k

C746

R763

C747
0.01u

0.01u

C743

R758
10k

0.01u

R756
15k

R764
120k

56k

C745
0.01u

R770

1

10

0.1u

6

220k

R814

C798

R819

0.1u

0

100k

TONE SW

1

STSW

TONESW

BEEP

TONE

9

1

1

9
MI2

AFO

AI

OPT9

AFO

9
13

13

9
13

MI2

MI1

MI1

ME

ME

X57-739 13/16

BN

BO

BP

BQ

BR

NX-800

SCHEMATIC DIAGRAM
TX-RX UNIT (X57-7390-10)

SB

0V

C802
1u

R662 470k

Q710
DTC363EU

R674 100k

R673 100k

D512
DA204U

R672 100k

R660 100k

R661 100k

AF
MUTE

DC
SW

13
GND

AO1

10

AIO9

9
8

AIO8

7

AIO7

6

R670
100k

P06

P05

P07

A2

P04

A1

HOR

AO2

11

R671
100k

14

P14

P13

15
P16

P10

I/O
EXPANDER

1

0.1u

C596

24

PA
12

P12
P11

IC517

VCC
INT

23
LEVEL SHIFT
(I2CCK/I2CDT)

9

SDA

5

22

P03

21

4.98V

P15

SCL

20

P02

19

5

4

6

P01

A2

7

3

GND

18

B1

A0

oE2

B2

P17

A1

P00

4

LINE
PROTECTION
(AID9)

Q709
DTC114EE

4.98V
8

6.8k

3

I2CDT

VCC

R646
6.8k

2

I2CCK

oE1

R648

1

R659 100k

IC514
TC7WBD125AFK

16

C591
0.01u

2

/INT25P

17

50C

1u

4.7k

C820

R823
R663 470k

R828
0

3.3k

/INAMT

R827

C801
1u

10k

R825
10k

R826

SB

R664 100k

50C

D506

R842
1k

AIO6

AIO5

AIO4

AIO3

AIO2

G_RXD2

R669 100k

0

1SS416

R658

REVERSE
CURRENT
PREVENTION
(OR RXD2)

D507

9

C618

100k

IC513
TC7SET08FU-F
1 INB

VCC

2 INA
3

5

12

9

9

4.98V
R644

4

GND

12

0.01u

50C

TXD2

12

R667 100k
R668 100k

1SS416

R678

R666 100k

R651
1k

RXD2

AIO6,AIO7

R665 100k

AIO1

10k

R640

LINE
PROTECTION
(RXD2)

D511
DA204U

REVERSE
CURRENT
PREVENTION
(OR G RXD2)

33M

oUTY

RXD2/DI

0

BUFFERAMP (TXD2)
TXD2/AUXIO9
LINE
PROTECTION

D508
DA204U

25P_TXD2

13
DEO
R650

DI

TXD0

0

C595

Y1 5

GND

MI2
DEO

A2

IC518
ADM202EARNZ

LEVEL SHIFT
(RXDO/CTSO)

CTS0
50MC

9
10
11
12

26P_RD

13

100k

R652

D510

1SS416

D509

REVERSE
CURRENT
PREVENTION

1SS416

RXD0

14
15

3 Y2
4

GND

TXD0

9
MI2

C612

0.01u

V-

R1oUT

C2-

R1IN

C2+

T1oUT

C1-

GND

V+

VCC

C1+

8
7
6
5

C614
1u

RS-232C
DRIVER

AFO

4
3
2
1

C616
1u
C613

5.01V

DI/RTS

C615
1u

1u

7

G2 6
Y1 5
A2

LEVEL SHIFT
(TXDO/RTSO)

26P_TD

T1IN

R2IN
T2oUT

8

C594

2 A1

RTS0

VCC

T2IN

0.01u

1 G1

470k

5.01V
IC515
TC7WT126FU-F

9

AFO

R689

50M

470k
R690

16

R2oUT

100p

4

ME
3.31V

C592

RXD3

7

G2 6

3 Y2

100p

2 A1

RXD0

8

C593

VCC

R656
470

1 G1

0.01u

IC516
TC7WH126FU-F

R642 100k

R641 100k

R639 1k

R637 10k

R638 100k

33M

R636
0

9

9

13

MI1

MI1

ME

ME

X57-739 14/16

BS

BT

NX-800

BU

BV

BW

SCHEMATIC DIAGRAM

TX-RX UNIT (X57-7390-10)

OUT

GND2

VCC

IC715
LA4425A
13.54V

5

3

4

2

1

IN

GND1

SB

C807
47u25
+
C811
1000p

C809
1000p

C806
330u16
+

6.38V

C805
1000p

1000p

C803

C804

1000p

1.34V

CN705
1
SB

R831
0

PA
HOR

2

SPI

3

SPO

4

PA

5

HOR

6

GND

C810

D-SUB25
D903

LINE
PROTECTION
(BER CK)

EXT.SP

D902

D907

LINE
PROTECTION
(AUXIO1)
D904

LINE
PROTECTION
(AUXIO8)

D908

LINE
PROTECTION
(AUXIO2)

D903
DA204U

D901
DA204U

LINE
PROTECTION
(BER DT)

D911

LINE
PROTECTION
(AUXIO3)

D912

LINE
PROTECTION
(AUXIO4)

LINE
PROTECTION
(AUXIO5)

D911
DA204U

D901
J701

D907
DA204U

470p

27
C601 1000p

25
C602 1000p

AUXIO3

C916 100p

7

AUXIO4

8

R908
470

C917 100p

23

AUXIO8

9

R909
470

C918 100p

22

AUXIO5

10

R910
470

C919 100p

21

R911
470

C920 100p

11

TXD2/AUXIO9

C604 1000p
C605 1000p
R654
0

20
19

AO1

AUXIO9/CTS
AUXO1

OVER DC
SUPPLY PROTECTION

15

GND

16

ME

14

ME

17

MI2

13

MI2

18

DEO

12

DEO

19

11

GND

20

10

50C

21

C608 100p

DI/RTS

9

AFO

8

5
3

4
16
2

2

A

8
20
7
19
6
18
5
17
4
16
3
15
2
14
1

A

A

1SS355

15
R901

Q901
QSX6

470

OVER DC
SUPPLY
PROTECTION

Q902
QSX6

470
DC SW
(AUXO1)

A

OVER DC
SUPPLY
PROTECTION

SB

A

R914

C922

A

C923

A

1000p

A

OVER DC
SUPPLY
PROTECTION

1000p

C597

1000p

30

1000p

29

NC/RSSI

9
21

26

REVERSE
CURRENT
PREVENTION
(SB)

A

C907

SB

2

REVERSE
CURRENT
PREVENTION
(SB)

D909

28

1SS355

27

SB

D910

SB

3

02DZ18F-X,Y

26

4

10
22

5

D906

25

SB

3
15

19
6

L902

A

17

11
23

16

02DZ18F-X,Y

24

SB

5

6

24

25

DC SW
(AUXO1)

SPO

19
4

13
25
12

17

C903 100p

1000p

C611

SB

6

1

50C

20

23

7

8
20

C610 100p

2A

9

8

22

C901 100p

F501

AFO

9
21

L901

A
DI/RTS

21

C910 100p

A
C609 1000p

10
22

R913
470

100p

RXD0

15

C902
1000p

16

23

C909 100p

C607 1000p
RXD0

24

R912
470

C904

14

100p

13

AUXO2

C905

TXD0

17

02DZ18F-X,Y

18

12

22
9

12

D905

AO2

13

C921 100p

C606 1000p
TXD0

27

25
10

R906
470

C915 100p

6

C603 1000p

AIO9

23
C914 100p

5

02DZ18F-X,Y

AIO5

AUXIO2
RXD2/DI

J901
24

R907
470

24

TXD2/AUXIO9

AIO8

D912
DA204U

C913 100p

4

R905
470

26

AIO4

D908
DA204U

3

C600 1000p

RXD2/DI

AIO3

D904
DA204U

AUXIO1

R904
470

C912 100p

28

C599 1000p

12

100p

AIO2

2

D913

AIO7
AIO1

13

AUXIO7/BER DT

R903
100

C911 100p

29

D914

AIO6
AIO7

C908

9

R902
100

C598 1000p

100p

AIO6

CN901
1

C906

12

D902
DA204U

A
CN600
AUXIO6/BER CK
30

9

9

MI1

MI1

ME

ME

X57-739 15/16

BX

BY

BZ

CA

CB

NX-800

SCHEMATIC DIAGRAM

Note : The components marked with a dot ( ● ) are parts of layer 1.

DISPLAY UNIT (X54-3640-10)

C925

1k

1000p

R924

CH UP

"PF3"

VOL DOWN

CH DOWN

"PF2"

"PF1"

C922

1k

VOL UP

1000p

R925
"PF4"

100p
SPO

24

1000p

23

C582

22

1000p

21

C583

20

SB

/PSW

26
25

C581
80C

R630
1k

1000p

19

C584

17

100p

16

18

SPO

SPO

GND

GND

8C

8C

SB

SB

SB

SB

NC

NC

PSW

/PSW

GND

GND

GND

GND

MIC

MIC

4

KEY MATRIX

R921

5

15
3.12V

6

PSW

7

POWER

8

8C

9
10
11
12
13
14
15

C585

0.01u

13

AFO

12
11

Q501
UPA672T-A

10
9
8

ME

GND

GND

AFO

AFO

RST2 (LCDCE)

/PRST

(LCDCLK)

GND

(LCDDI)

GND

(LCDDO)

GND

GND

GND

16
17

R901
0

18
19

/PRST

20
21
22
23

R506
470k

/PRST

D907
OVER DC
SUPPLY
PROTECTION

R523 47k

REVERSE
CURRENT
C825
PREVENTION 100p
(RXD)

RXD

GND

GND

(DM)

GND

27
28
29
30

R634
10k

33M

SCTXD

J901

TXD1

4 ME
5 PTT/TXD

2

INA 1
INB

LEVEL SHIFT
(AND ITXD1/SCTXD)

PTT/TXDO

6 E
7 SB

13.52V

8 BLC/AFO

5.01V

D901
SURGE
ABSORPTION
(DM/KVL)
D902
SURGE
ABSORPTION
(HK/RXD)

R902
D904
v

3

D904
AVRM16080MAAB

GND

C907 1000p

VCC

HK/RXD

5.01V

C906 2200p

4.98V

DM/KVL

C905 0.1u

5

50C

100p

5.01V

v
D903
02DZ18F-X,Y

4 oUTY

100p

LINE
PROTECTION
(SB)

3 MIC

IC512
TC7SET08FU-F

9

C912

C911 100p
2 HK/RXD

C590
0.01u

C910

1 DM/KVL

v
D902
AVRM16080MAAB

10k

R632

0

1

TXD

RXD

26

D901
AVRM16080MAAB

R633

2

TXD

25

v

1SS416

3

5C

L902

D504
RXD1

NC

24

1u

4

NC

L901

5

SHIFT

5C

C909 1000p

C589
1000p

SHIFT/MODEL

C965 0.1u

C817

0.01u

6

C908 1000p

7

C903 0.01u

C588 1000p

SCRXD

5C
TXD
RXD

1u
D906
MINISMDC020F

DC SW

C587 1000p

ME

C914

15
14

1000p

100p
C586

D907
02DZ18F-X,Y

9

9

D908,911,912

KI3
KI2
KI1
KI0

SPO

D912

SPO

SPO

3

HSC119 100

SPO

2

D911

SPO

1

HSC119 100

SPO

D908

SPO

1k

KO0

27

SPO

SPO

KO1

C580

CN901

SPO

HSC119 100

R904

28

CN597

KO2

30

R920

R923

TX-RX UNIT (X57-7390-10)

29

C923

1

1000p

SP

C924

1k

2

1000p

R922
CN902

1k

SURGE
ABSORPTION
(BLC/AFO)
D903
OVER DC
SUPPLY
PROTECTION

MI1
ME

93
X57-739 16/16, X54-364 1/3

CC

CD

NX-800

CE

CF

CG

SCHEMATIC DIAGRAM

DISPLAY UNIT (X54-3640-10)

D936

B30-2282-05

B30-2282-05

D927-936
KEY
BACK LIGHT

820

R966

D930

B30-2282-05
D935
D929

820

390

R964

D927

390

270

R963

R958

R956

R965

D931
D932

B30-2282-05
D934
D933
D928

D925
D926

B30-2281-05

D918

D924
D917

270

R957

R954
47

270

R955

270

B30-2281-05

D923

D921
D916

D922

B30-2281-05

D919
D920

10k

KEY

4.99V

Q909,911
DIMMER SW
(LCD BACK LIGHT)

Q909
DTC114EE

0V
DIMM

Q911
SSM3K15TE(F)

C942
1000p

R919

47k

R937

BLC1
GREEN
RED

100

0.76V

5C

D914
B30-2304-05

TX/RX
LED

LCD
BACK LIGHT

R953

1000p

R :1.98V
T : 0V

D915-926

Q908
DTC114EE

B30-2281-05

10k

R938

470

C932

R :0V
T : 1.86V

LCD
LCD
BACK
LIGHT
SW

7.27V
R939

R : 5.00V
T : 0V

Q906
DTC114EE

C931
1000p

Q905
DTC114EE

TX/RX LED
(BUSY)

C941
1000p

R931
560

R932

TX/RX LED
(TX)
R :0V
T : 5.00V

7.97V

Q910
12A02CH

D915

8.00V
8C

16

5.00V

10k

2
3

VSS
CE

NC

3.31V
L908

5

4

1u

1

VOUT

C964

NC

VIN

10u

VoUT

2

1

C940

C916
1u

5

L903

VOLTAGE
REGULATOR
(5C)

C939
0.1u

VSS

IC904
XC6204B332M

5.02V
3

1u

CE

C930

C915

10

VIN

4.7u

4

10k

7.87V

R918

R930

8.00V

IC903
XC6204B502PR

VOLTAGE
REGULATOR (33C)

5.02V

15

15

15
16
33C

8C
5C

VDD

5

VSS

3

5.02V

4
IN-

47k

R936

GND

3
2

15

INA 1

VCC

INB

AND GATE
(TXD1/RXD0)

oUT

120p

47k

4 oUTY
5.02V
5
0.1u

1 IN+

C929

0.1u

C921

IC902
TC75S51FE(F)

2

R915
C920

R913
82k
R914
100k

C918
0.1u

5C
IC908
TC7SH08FU-F

AF BUFFER AMP
(AFO)

C928
0.1u

C919
1000p

R917 10k

R916
10k

5C

16
AFOSW
BLC2

/PRST

5C

19

TXD

LCDADJ

RXD
DM/KVL
17

PTT/TXD0
DUAL BUS
BUFFER
(RXD0/RXD1)

5 A2

GND

6 Y1
7 G2

5

C913
0.1u

AFO/BLC SW

0.1u

47k

R927

R912

4.7k

R911

33k

Q904
DTC144EE

IC905
TC7SH126FU-F

BUS BUFFER
(TXD0)

4 oUTY

GND

100k

R907

AFO SW
5

HK/RXD0 SW
5.02V

R905
1k

TXD1
RXD1
RXD0

3
2

TXD0

INA 1

VCC

18

18

BUCNT1

G

0.1u

DM/KVL

Q902
DTC144EE

Q901
SSM3K15TE(F)

2.23V
TH901
100k

R908
47k

HK/RXD

5C

X54-364 2/3

C934

1000p

6
8

GND

VoUT

VIN

C2-

C1+

C2+

NC

C1C935
4.7u25
+

4
3
2
1

4 INPUT-

-9.69V

INPUT+ 3
V+

5
C945

5
7

120k
IC909
LMC7101BIM5

DC/DC CONVERTER
(N100C)

0.01u

R933
100

-t
R941

470k

C943
4.7u25
+
C944
4.7u25
+

4.86V

C933
1u

LINE
PROTECTION
(PTT/TXDO)

10k

330

R926

R906

D913
DA204U

PTT/TXDO

R929
IC906
LM2682MMX

100

6

/PRST

ON HOOK
: 0V

R999

IN_oUT2

BUCNT2

G1

R940
270k

oUT_IN2

GND

7

A1 1

VCC

47k

CoNT1

CoNT2

8

19

3

R934

oUT IN1

100k

R909

VCC

8
5.02V

C926

3
4

IN oUT1

D910
1SS416

1
2

5C

5C
5.02V

IC901
TC7W66FK-F

C927

C917
0.1u

4

Y2 2

47k

REVERSE CURRENT
PREVENTION(HK/RXD)

R935

D910

17

IC907
TC7WH126FU-F

V-

2
1

OUTPUT

BUFFER AMP
(LCD CONTRAST ADJ)

CH

CI

CJ

CK

CL

NX-800

SCHEMATIC DIAGRAM

1

Note : The components marked with a dot ( ● ) are parts of layer 1.

V4

V5

V3

V2

6

5

4

3

2

1

C954 1u

C953 1u

C952 1u

C951 1u

C950 1u

C949 1u

20

D11

L907

33C

C962

D4

0.1u

D12
D5

21

D13
D6

CP917
100k

CP909
100k

5C

D14
D7
D15

15

0.01u

C948
100p

R952

C957

KI3

KI2

KI1

KI0

KO0

L905

5C

KO1

R992
KO2

15

33
34
35
36
37
38
39
40
41
42
43
44
45
46
47

0

A17

48

oE

A4

DQ0

A5

DQ8

A6

DQ1

A7

DQ9

A17

DQ2

A18

DQ10

RY/BY

DQ3

NC3

DQ11
VCC

NC2
RESET

DQ4

WE

DQ12

NC1

DQ5

A19

DQ13

A8

DQ6

A9

DQ14

A10

DQ7

A11

DQ15/A-1

A12

VSS2

A13

BYTE

A14

A16

A15

23
22
21
20
19
18
17
16
15

A2
A3
A4
A5
A6
A8
A19
/CS1

14
13
12
11
10
9
8
7
6
5
4
3
2
1

R986
10k
/WR
/CS2
A9
A10
A11
A13
A14
A15

20

REVERSE
CURRENT
PREVENTION
(SRAM WR)

D10

D9

D8

D7

D6

D3

D5

D4

D1

D2

D0

BUCNT1
BUCNT2

D937

RED

GREEN

DIMM

BLC1

BLC2

4
5

R996
4.7k

R945 0

6

R946 0

7
8
9

D10

76

77

D9

79

78

D8

D7

80

D6

81

82

D3

D5

D4

83

84

D1

D2

85

86

D0

87

/KI3

/KI2

88

90

89

/KI1

/KI0

91

92

KO1

KO2

93

KO0

AVSS

94

95

LEDR

VREF

96

97

98

LEDG

LCDADJ
DIMM
/LCDRST

D11

WP

D12

AFOSW

D13

BYTE

D14
D15

CNVSS

A0

BLC1

A1

BLC2

A2

C946 100p

A3

R947 470k

A14

12KEY_2

A15

12KEY_3

A16

12KEY_4

DGND

L906

72
71
70
69
68
67
66
65
64
63
62
61

D11
D12
D13

5

D14
D15
A1
A2
A3
A4
A5
A6
A7

A8

60
59
58
57
56
55
54
53
52
51

A9
A10
A11
A12

6

A13
A14
A15
A16
A17

A18

A19

50

/CS0

49

73

20

21

A19

TXD1

0

18

33C

48

12KEY_7

/CS0

12KEY_6

A17
/CS1

12KEY_5

CP907
0

25

12KEY_1

47

24

A13

/CS1

23

A12
/PTT

74

CP912
100

21
22

DM/KVL

/CS2

20

A11

/CS3

19

A10

LDM

/WR

18

1k

A9

/NMI

/RD

R943

16

CP910
100

17

R979 47k

15

R942
0

A8
VCC2

R978 47k

PTT/TXD0

R950 47k

5.02V

VCC1

R977 47k

DM/KVL

R997

Xin

A7
VSS

RXD0

14

A6

CPU

VSS

TXD0

11.0592MHz

10p
X901

Xout

C947 0.1u

A5

IC911
30620SPGPU3C

CP908
0

17

13

RST2

RXD1

18

11
12

10p

C936

C938

R949 1k

A4
10

26 12KEY_8
27
NC
28
NC
29
TXD1
30
RXD1
31
12KEY_9
32
12KEY_10
33
TXD0
34
RXD0
35
12KEY_11
36
12KEY_12
37
/RDY
38
ALE
39
/HOLD
40
/HLDA
41
BCLK
42
/RD
43
/BHE
44
/WR
45
/CS3
46
/CS2

R948 10k

/PRST

75

1u

3

AVCC

2
R944
100k

21

20

C961

C967
1000p

17

BUCNT1

L904

1

99

19

BUCNT2

100

19

LCDADJ

4

A16

16

AFOSW

21

A12

5.02V

0
16

3

A7

10k

32

A3

24

R928

R998

0

D3

3.30V

31

A2

VSS1

D937

GND
10

A8

D10

30

A1

CE

1SS416

11

D2

D7

D6

D5

D4

9

A7
8

A6

A5

7

6

A4
D3

D2

D1

4

5

A3

A2
3

A1
2
D0

D1
D9

29

A0

C966

28

D8

/CS3

26
27

0
/RD

20

25

1000p

R960
0

A1
/CS0
R900

B8

12

13

B7

B4

B5

B6

14

15

B3

16

17
B2

oE

B1

18

19

20

VCC
DIR
1

GND

C959

0.01u

B2

IC910
TC74LCX245FK

5

6

B1
A2

3

4

FLASH ROM
IC913
29AL16D7KCCA

0

R962

R967 10k

R968 10k

R969 10k

R970 10k

100p

D0

BUS BUFFER
(D0-D7)

A1

7

8

VCC

G
A1

DIR

2

/WR

IC912
TC7WZ245FK-F

BUS BUFFER
(A1-A2)

20
33C-2

C955

3.30V

1

0.01u

C960

R990
4.7k

47k

R988

LCD
RESET
SW

R971 10k

33C

R973 10k

R974 10k

0

R972 10k

C958

R976

3.30V

2
-4.29V

C956
0.01u

1000p

10k
R989
470k

R981

C963
100p

10k

R982

3.30V

CN905

470k

R991

Q913
UPA672T-A

V1

VSS
7

VDD

D7

VDD

D6

8

D5
11

10

9

D3

D2

D4

D1

14

12

D0

15

13

A0

/WR

16

/RES

18

17

/CS
20

DISPLAY UNIT (X54-3640-10)

19

LCD

21

7

DGND

95
X54-364 3/3

NX-800
INTERCONNECTION DIAGRAM

CN901
30
GND
GND
RXD
TXD

INT SP

CN902

5C

2

NC
SHIFT

SPO

GND
GND
GND

GND

GND
PRST

1

AFO
GND
ME

X54-364*-**
DISPLAY UNIT

MIC
GND
GND
PSW
NC
SB
SB
80C
GND

J901

SPO

1
DM
HK
MIC
ME
PTT
E
SB
BLC
8

SPO
SPO
SPO
SPO
SPO

CN905

LCD

96

/CS

/RES

A0

/WR

D0

D1

D2

D3

D4

D5

D6

D7

VD D

VSS

VD D

V1

V2

V3

V4

1

V5

1

20

NX-800
INTERCONNECTION DIAGRAM

IC102

RA30H4452M123

1

4

80C

TXI

OPT6

RXEI

TXO

RXEO

OPT7

OPT2

DTI

OPT8

OPT11

50C

OPT9

AO

GN D

AI

GN D

OPT5

DGND

NC

OPT4

OPT1O

RD

TD

OPT3

1

ANT
OPT1

1

CN595

IGN

2

GND

26 PIN BOARD TO BOARD CONNECTO
R

R152

CN403

CN705

1

SB
SPI
SPO

CN597

PA

1

HO R

GND

EXT SP

GN D

GND
6
RXD
TXD

+

NC
50C

CN401

SHIFT

13.6V

GND

CN402

GND

-

GND

CN600

GND
PRST

CN901
30

30

GND
ME

GND
GND
PSW
NC
SB

X57-739*-**
TX-RX UNIT

AUXIO7
AUXIO1

AUXIO2

AUXIO2
RXD2

TXD2

A/2

13

AUXIO4

AUXIO4

AUXIO8

AUXIO8

AUXIO5

AUXIO5

AUXIO9

AUXIO9

SPO

TXD0

SPO

AUXO2

SPO

RXD0

SPO

GN

TXD0
AUXO2
RXD0

ME

SPO

ME
MI2

MI2
DEO
GND
50C
DI

DI

AFO
SB

SB

SB

SB

SB

SB

SB

SB

SB

SB

SB

SB

12

AUXIO7
AUXIO1

24
11
23

GN D
AUXIO2

10
22

RXD2

AUXIO3
9

TXD2
AUXIO4

21
8

AUXIO8
AUXIO5

20

GN D

7
DEO

19
6

MI2
GN D

18
5

DI
AFO

17

AUXIO9

4
16

AUXO1
3

TXD1
AUXO2

15
2
14

RXD1
SB

1

NC

NC

20

1

NC

AUXIO6
ME

25

AUXO1

AUXO1

30

CN549

J901

AUXIO3

AUXIO3

80C

SPO

AUXIO7
AUXIO1

RXD2

SB

GND

AUXIO6

X57-739*-**

MIC

AUXIO6

B/2

AFO

1

1

5
1

AUDIO IC

1

3

80C AV R

LA4425A
IC715

IC403

97

NX-800
BLOCK DIAGRAM

DCin
(13.6V)
GND

CN401

IC1
LM73CIMKX-0

33C

+B

F401
F53-0328-05
DCDC
Converter

CN402

50M

IC405
XC6204B332P1

3.3V AVR
3.3V AVR
SBC_2
DC SW

DC SW

Q412
2SA1955A-F

33A

1.5V AVR

Q416
SSM6L05FU

IC409
XC6205B152PRN

33A2
50MC

DC SW

Q405
2SA1955A-F

33M
SBC_2
D408
1SS301F

1.5V AVR

15M
TCXO_MOD

VCTCXO
19.2MHz

BUFF

IC3
PLL

BUFF

IC2
LMC7101BIM5

SCTAM1

50C

X1
L77-3016-05

33C

IC408
XC6204B332M

Q11
2SK1215-E(E)

/BINT
DC SW

Q411
2SA1955A-F

15M

/RST

IC409
XC6205B152PRN

DC SW

33C

33M

IC402
XC6204B332P1

Q404
2SJ645

TEMP
SENSOR

I2CCK
I2CDT

33BU

RESET

SB

SCK1,SDO1,/PCS_RF

CN405
Buck UP Battery

PLD

/RST

IC506
XC6109C29ANLN

SBC_2
80C

8V AVR
Detect

/BINT

IC403
NJM78M08FA-ZB

DC SW

IC401
XC6108C23CMN

80T

Q407
12A02CH

50R

TXC
Protect
D401
02DZ18F-X,Y
Q401
DTC114EE

DC SW

SBC_2

Q408
12A02CH

SBC

3

BPF

150C

IC410
XC9101D09AKR

/IGN

5V AVR

Q403
DTC114TE

CF201
(Wide)

50C
D201
DAN235E

IC404
TA7805FQ

DC SW

Q409
12A02CH

50R
33C

Q416
SSM6L05FU

50IF
W_/N
33C

Q201 DTA114EE
Q202 DTC144EE
W_/N

IC406
TK71733S

3.3V AVR

CF202
(Narrow)

SW

IFC
3.3V AVR

SW

33M

IC508
SM5023CNDH-G
Main_CLK

BUFF

SCTAM1 33M

15M

X502
L77-3015-05
VCTCXO
18.432MHz
BSHIFT

SCBSY

SCBSY
15M

Main_CLK

CN549
(for production)

/SYMTIM,FSDET,/DWUP,/DINT
/MCCSRCN,/MCCSXCN,MCDOCN.MCDICN
/MCCSAF,MCDOAF,MCDIAF
MCSCKAF
IC502
DSP

HD2

IC510
CPU

IC511
TC7SH08FU-F
/PCS_RF
/PCS

BER_CLK
BER_DATA

TC7SH08FU-F
IC505

BCLKR0

BUFF

R567
150

MCSCKCN
C544
100p

BCLKX0

IC509
TC7WT125FUF

A[0-20],D[0-15],/RD./WR
/CS0,/CS2,/CS3,/HRDY,/WP
/FRST,/DRST,/HINT,/HDS2

/BER_EN

33M

IC501
FLASH ROM
/RINT
32K

I2CCK.I2CDT
33BU
33BU

IC503
SRAM

IC504
RTC
RV5C386A
/RST

98

CD

Q212
CD201
EMD9
L79-1850-05
Main_CLK
/RST

33GPS

IC407
XC6204B332M

33M

D202
DAN235E

CF
SW

CF
SW

RXC
DC SW

SCRXD
SCTXD

2nd Local

Q203
2SC5636

RXC
DCDC
Converter

E41-0927-05
CN403
1
2

80R

X501
32.768kHz
L77-1802-05

NX-800
BLOCK DIAGRAM
150C

50C

Q1
2SC5383-T111

Q4
2SC5383-T111

Ripple
FILTER

Ripple
FILTER
/T_R
ASSIST

T/R SW

BUFF

Q11 SSM6L05FU
Q12 2SJ347F

IC4
LMC7101BIM5

80T

50C

LOOP
FILTER

VCO
Q5,Q6
2SK508NV(K52)

T/R
SW

BUFF

BUFF

Q9
2SC5636

Q10
2SC5636

AMP

D103
L407CDB
D106
L7091CER

SB

DRIVE

FINAL

AMP

Q101
2SC5108(Y)F

IC5(1/2)
TC75W51FK(F)
CV
IC5(2/2)
TC75W51FK(F)

ANT
LPF

ANT
SW

AMP

Q102
2SC5455-A

IC102
RA30H4452M123

TEMP
DET

80T
IC712(7/8)
M62364FP-F
DAC

VCO_MOD

50C

Fin

APC
MP
/H_L

50R
/EVCS,SCK0,SDO0

BPF

BUFF

D108,109,110
HSM88AS-E

IC101,103
NJM2904V-ZB

Q208
2SC5636

50C
50R

50R

IF
AMP

IF
AMP

Q204
2SC3356(R23)
IC203(1/2)
TC75W51FK(F)
VAGC
IC203(2/2)
TC75W51FK(F)
RSSI

THP
THP2

PWR
DET

APC

LPF

BUFF

Q3
2SC5636

IF IC
IC202
TK10931VTL-G

80T

PREDRIVE

D101,205
HVC131

50R

XF202

MCF

IC204
SPM5001
L210,212,215
L39-1498-05

80R

D207,208
D209,210
1SV286F

1st
MIXER

D212,213
1SV286F

BPF

LNA

Q205
2SC3356(R23)

BPF

Q210
2SC3357-A
IC712(4/8)
M62364FP-F
TV2
DAC

150C

IC712(3/8)
M62364FP-F
TV1
DAC

BUFF

150C

BUFF

IC206
LMC7101BIM5
/EVCS,SCK0,SDO0

IC205
LMC7101BIM5
/EVCS,SCK0,SDO0
50R

BUFF

IF_DET

IC201
MCP6021-E/0T

CF203

IC705(1/2)
TC75W51FK(F)
BPF

SW

Q702
2SC5383-T111
AMP

IC705(2/2)
TC75W51FK(F)

D703
RB706-40
DET

BUFF

ASQDET

Q701
SSM3K15TE(F)
RFAGC,ASSIST,DSW
/T_R,W_/N,W_/V,/H_L
SCK1,SDO1
CV,THP,RSSI,ASQDET
VAGC,PLD,MPL,BLVL

33A

SB

BUFF

AMP

SB
450k
IC704
MCP6021-E/0T

SPI
IC715
LA4425A

HOR
PA

CN705
6pin Option Connector

IC703(2/2)
TC75W51FK(F)
LPF

/EVCS,SCK0,SDO0

IC710
TC7W53FK(F)

SW

OPT10SEL
VREF

STSW
IC707
TC7W53FK(F)

/SCSW
AMT

D704,705 RD706F-40
Q704 2SC4738(GR)F
Q705 2SA1832(GR)F
LIMIT
TXO

IC708
TC7W53FK(F)

IC709(2/2)
TC75W51FK(F)
SUM

IC709(1/2)
TC75W51FK(F)
SUM

AI
TONE

MI2
IC516
TC7WH126FU-F
LEVEL SHIFT
50MC

MI1

BUFF

25P_TXD2
D506,D507
1SS416
RXD2

TXD2

RXD2
G_RXD2

TXD0
RXD0

TCXO_MOD
IC712(2/8)
M62364FP-F
DAC

D901 D904
D907 D908
D911 D912
VOLTEGE
IMVERTER
PROTECT
Q901,Q902
D910,914
QSX6
02DZ18F-X,Y
CN600-CN901
D909,913
D-SUB UNIT
1SS355

50MC

CTS0
50MC
VCO_MOD

/EVCS,SCK0,SDO0

IC518
RS-232C Driver
ADM202EARNZ

RTS0
CTS0

RTS0

DI

/PSW
MI1
ME
AFO
PBSHIFT
/PRST

SPO

/EVCS,SCK0,SDO0

5V_1
POW

TXI
TXO
RXEI
RXEO
AI
AO
DTI
OPT9
OPT10
26P_TD
26P_RD

CN595
26pin Option Board

MUTE
Q706
2SJ243-A
MM

VOLTEGE D906
PROTECT 02DZ18F-X,Y

TXD0

IC712(6/8)
M62364FP-F
DAC

/OVRB,/IGN,/PSW,/BINT
CTS0,RXD[0-3]
/INT25P
OPT[1-8]
OPT11

SB
50C

RXD0

IC712(1/8)
M62364FP-F
DAC
/EVCS,SCK0,SDO0

TONESW,AMT,STSW,BEEP,TONE,/PRST
MM,MM2,INAMT,/SCSW,RTS0,PBSHIFT
TXD[0-3],IFC,TXC,RXC,SBC
OPT10SEL,/EVCS,SCK0,SDO0

AUXIO[1-9]
AUXO1
AUXO2

IC513
TC7SET08FU-F
TXD2

MM2
Q707
2SJ243-A
MUTE

/SCSW
IC702(1/2)
TC75W51FK(F)
LPF

IC517
I/O Expander

/INT25P

TXI

IC702(2/2)
TC75W51FK(F)
MOD
LPF

IC514

VOLTEGE D905
PROTECT 02DZ18F-X,Y

SURGE
PROTECT

I2CCK
I2CDT

INAMT

OPT6

DTI
IC706(1/2)
IC706(2/2)
TC75W51FK(F) TC75W51FK(F)
LPF
SUM

/EVCS,SCK0,SDO0

AO

I2CCK
I2CDT

MI2
ME
DI
DEO
AFO

BER_CLK
BER_DATA

50C

LEVEL SHIFT
TC7WBD125AFK

Q709
DTC114EE
Q710
DTC363EU
MUTE

IC712(5/8)
M62364FP-F
DAC

IC713
TC7W53FK(F)

BEEP

MIC

Q708
2SA1832(GR)F

IC711(2/2)
TC75W51FK(F)
SUM

RXEO RXEI

OPT10

Ext SP JACK
J701
E11-0425-05

SPO
VREF

BUFF

25P_TXD2
G_RXD2

IC701
TC75S51FE(F)
RXAF
LPF

DEO

IC711(1/2)
TC75W51FK(F)

IC512
TC7SET08FU-F
TXD1
SCTXD

50MC
IC515
LEVEL SHIFT
TC7WT126FU-F

CN556
CN557

APC
AI
TONE
OPT9

IC712(8/8)
M62364FP-F
DAC

R781
100k

IC703(1/2)
TC75W51FK(F)
LPF

SB
80C
50C
RXD1
SCRXD

ASQAPC

R780
100k

33A

CN597
Display UNIT

99

NX-800
LEVEL DIAGRAM
Receiver Section
Radio Frequency

–118dBm

–120.5dBm

58.05MHz

–114.5dBm

450kHz

–112.5dBm –121.5dBm –118.0dBm –104dBm

–72.0dBm

ANT
D212,D213

RF AMP
1st MIX DBM
Q210 D207~D210
IC204

BPF

BPF

XF202

IF AMP
Q205

IF AMP
Q204

FM SYSTEM IC
IC202

MCF

Buff AMP Buff AMP Buff AMP
Q9
Q10
Q208
RX VCO

CF
CF201
CF202
W:-85.5dBm
W:-92.0dBm
N:-83.0dBm
N:-93.0dBm

BPF
0dBm

0dBm

SG input level for 12dB SINAD are obtained Measured by
connecting SG to each point via a 0.01µF capacitor.

Transmitter Section
5.2mVrms
4.0mVrms

MIC

48.2mVrms

(MIC SUM1)
6
7
IC709

W:244mVrms
N:122mVrms

69.2mVrms

(MIC SUM2)
6
1
IC706

(ASIC)
K2

IC510

K3

W:244mVrms
N:122mVrms

(MOD SMF)
6
1
IC702

(MOD SUM)
2
1
IC709

MIC input : 3kHz DEV. (Wide), 1.5kHz DEV. (Narrow) at 1kHz MOD.
Transmitting frequency : Center frequency

100

NX-800
LEVEL DIAGRAM
Audio Frequency

–82.0dBm –82.0dBm
IF AMP
IC201

CF203

(ASIC)
E1

IC510

(RXAF SMF)
3
4
IC701

K1

226mVrms
(EVOL)
VOL=20

(RX SUM)
6

IC711

4.00Vrms

96mVrms

7

13

IC712

(SP AMP)
14

1

IC715

4

J701

4Ω

CF

226mVrms

186mVrms

AF VTVM
AF level obtained when the AF output level is adjusted for 4.00V/4Ω
with the front panel AF VOL control. Measured with AF voltmeter
connected to the external speaker jack, receiving a –53dBm SSG
signal modulated at 1kHz, DEV. WIDE 3kHz (NARROW 1.5kHz).

W:354mVrms
N:177mVrms

W:198mVrms
N:99mVrms

(EVOL)
DEV, BAL
1

IC712

3

W:198mVrms
N:99mVrms

(VCO_MOD)
6
7
IC5

(TX VCO)
Q6

-2.5dBm

6.5dBm

+17.5dBm

30W
ANT

Buff AMP Drive AMP Drive AMP Drive AMP
Q9
Q10
Q101
Q102
MOD

Final AMP D103,D106,
IC102
D216
SW

TX VCO
Gate
bias

MB

VCTCXO
19.2MHz

PC
MP

DC
AMP

DC
AMP

IC101

IC103

ANT Filter

D108 D109 D110
DET
DET
DET

101

NX-800
SPECIFICATIONS
GENERAL
Frequency Range ...................................... 450~520MHz
Number of Channels ................................. 512
Zones ........................................................ 128
Max. Channels per Zone ........................... 250
Channel Spacing ........................................ Analog : 12.5/25 kHz Digital : 6.25/12.5 kHz
Operating Voltage ..................................... 10.8~15.7V
Operating Temperature Range.................. –22°F~+140°F (–30°C~+60°C)
Frequency Stability .................................... ± 1.0ppm
Antenna Impedance .................................. 50Ω
Dimensions (W x H x D) ............................ 6.30” x 1.77” x 6.18” in. (160 x 45 x 157 mm)
(Projections not included)
Weight ....................................................... 3.03 lbs. (1.38 kg)

RECEIVER
Sensitivity .................................................. Digital @6.25kHz (3% BER) : 0.20µV Digital @12.5kHz (3% BER) : 0.28µV
Analog 12dB SINAD : 0.25µV
Selectivity .................................................. Analog @25kHz : -80dB Analog @12.5kHz : -70dB
Intermodulation Distortion ........................ Analog @25kHz : -75dB Analog @12.5kHz : -75dB
Spurious Response ................................... Analog :- 85dB
Audio Distortion ........................................ Less than 3%
Audio Output ............................................. 4W

TRANSMITTER
RF Power Output ...................................... 1~30W
Spurious Response ................................... 75dB
FM Hum and Noise (Typ) .......................... Analog @25kHz : 50dB Analog @12.5kHz : 45dB
Modulation ................................................ 16K0F3E, 14K4F1D, 11K0F3E, 8K30F1E, 8K10F1E, 8K10F1D, 8K30F1D, 8K30F7W,
4K00F1E, 4K00F1D, 4K00F7W, 4K00F2D
Analog measurements made per TIA/EIA 603
KENWOOD reserves the right to change specifications without prior notice or obligation.

2967-3, Ishikawa-machi, Hachioji-shi, Tokyo, 192-8525 Japan
P.O. BOX 22745, 2201 East Dominguez Street, Long Beach,
CA 90801-5745, U.S.A.

Amsterdamseweg 37, 1422 AC Uithoorn, The Netherlands
Via G. Sirtori, 7/9 20129 Milano, Italy

6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8
Bolivia, 239-08020 Barcelona, Spain
Rembrücker Str. 15, 63150 Heusenstamm, Germany
Leuvensesteenweg 248 J, 1800 Vilvoorde, Belgium

(A.C.N. 001 499 074)
16 Giffnock Avenue, Centrecourt Estate, North Ryde, N.S.W. 2113 Australia

L’Etoile Paris Nord 2, 50 Allée des Impressionnistes,
Bp 58416 Villepinte, 95944 Roissy Ch De Gaulle Cedex

Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road,
Kwai Fong, N.T., Hong Kong

KENWOOD House, Dwight Road, Watford, Herts.,
WD18 9EB United Kingdom

1 Ang Mo Kio Street 63, Singapore 569110

A

B

C

D

E

F

G

H

I

J

NX-800

PC BOARD

1

TX-RX UNIT (X57-7390-10) (B/2) Component side view (J79-0130-19 B/2)
2

25

C923

R913
C910

R912
C909

R911
C921

R910

C920

R905
C914
R906
C916
R907
C917
R908
C918
C919
R909

R904
C913

C912

R903

R902

C911

3

14

13

1

D906

5
C903

AUXIO6/BER CK 1
AUXIO7/BER DT
AUXIO1
AUXIO2
RXD2/DI
AUXIO3
TXD2/AUXIO9
AUXIO4
AUXIO8
AUXIO5
AUXIO9/CTS
AUXO1
TXD0
AUXO2
RXD0
GND
ME
MI2
DEO
GND
50C
DI/RTS
AFO
SB
SB
SB
SB
SB
SB
NC/RSSI 30

C902

Ref. No. Address
D905
5G
Foil side

D906

C908

C915

D905
C901

L902

J79-0130-19 B/2

L901

C905 C906 C904

Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

4

6

CN901

5H

7

J79-0130-19 B/2

D901

D902

D903

D904

D907

D908

D911

D912

R901
B
C
C
Q901
C922
Q902
R914
E B
C C
C C

8

E
C
C

C907

TX-RX UNIT (X57-7390-10) (B/2) Foil side view (J79-0130-19 B/2)

D910

D914

D909

D913

9
1

13
J901
25

14

10
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

11

Foil side
12
Ref. No. Address Ref. No. Address Ref. No. Address
Q901
8H
D904
9E
D911
9F
Q902
8H
D907
9E
D912
9F
D901
9C
D908
9F
D913
9H
9H
D902
9D
D909
9H
D914
D903
9D
D910
9H

13

71
14

A

C

NX-800

D

E

F

G

H

I

J

K

L

M

N

O

P

PC BOARD
TX-RX UNIT (X57-7390-10) (A/2)
Component side view (J79-0130-19 A/2)

J701
EXT. SP

Q

R

S

NX-800

PC BOARD

R401

C410

2

2

R831

CN403

1

Ref. No. Address Ref. No. Address

C806

SB

SPI

PA

SPO

HOR

GMD

IC102

1

6

CN402
GND

R152
CN705

3

C190

+

5
C805
C189
+
IC715

C177
C401

C807
1

1

+
R826
C820

2

C403

C427
C428

C136
R129

6

C147
C145
C142
C141

C581

C580

C582

R630
C583

(DM) 1
GND
RXD
TXD
NC
5C
SHIFT/MODEL
GND
(LCDDO)
(LCDDI)
RST2(LCDCLK)
(LCDCB)
AFO
GND
ME
MIC
GND
GND
PSW
NC
SB
SB
8C
GND
SPO
SPO
SPO
SPO
SPO
SPO 30

C586

BSC1 BSC0

L510

C448
C449

C439
C440

C230
R221

R230

CF203

10N
10O

IC4

12J

Q403

2E

IC5
IC101

11J
7J

Q405
Q406

9B
9B

IC102

3K

Q411

10B

IC103

7K

Q501

11C

IC201
IC202

10N
9O

Q709
D2

5D
12J

IC203

10P

D21

9K

IC205
IC206

7N
7O

D102
D207

5I
11M

IC403
IC406
IC407

5B
8J
12H

D208
D209
D210

10M
9M
8M

IC507

10C

D404

6F

IC512
IC513
IC514

12B
8B
9D

D405
D408
D410

6G
5G
10B

IC515
IC516
IC517
IC518
IC715

8D
8D
9C
7D
4B

D411
D504
D506
D507
D508

10B
13B
8C
8C
8B

Q1
Q11

12K
9K

D509
D510

9D
8D

Q105
Q106

8K
8K

D511
D512

9B

3

4

5

6

7

8

8C

9

C231
R238 C338
C337 R224 R228
R225

5
4
IC203
8
1

RAGC

10

C244
R246

C343

R229
C334

C224 R218
R220

C342

10N

Q202
Q212

R234

R239
C236

13

C226

Q201

10L
9J

R223 R226
C232
R227

IC202
12

9K

IC2
IC3

C341
R334
C233

C239

C358
C336

R219

R331 R215

4 3
6 1

R222

R209

1 5
IC201
3 4

C212 Q202
R328
R550 R212 R211

Q201
LO

C339

C222
R216
C225 C210

C229

C221

C291
C287
C286

L216
C283
R279 C281

R302 R301
R303

R565

R562

4 3
IC206
5 1

R291 R290
R289
R296

R285
R310
C297
C296

C298 R288
X1

L218

C293
C294

C88
R4

VAGC

11

R276
BPF

Component side

GND
R342

R80

C14
R7

Q1 R81

D2

IFDET

C227
Q212 R329

IC1

R277

C38
R31 R30
C33 R36

R548

R330

C213

R248
C245

C25
4 3
IC4
5 1

R76 C29 R22

DTI
OPT11
OPT2
RXEO
TXI

4 3
IC407
5 1

C202 C201

R345
24

1

C219

CD201

C292
C284 R283 C285
D207

R34
R26 R27

R44

R5

C4

C290
C288 R284
D208

4 3
IC2
5 1

R79 R3
C31
R28

R1

4 3
IC205
5 1

C162
R145

IC103

R140
C157

C1
C3

R2

+ C37

R54
R53

C568
C570
C572
C574
C576
C578

L217
C6 C2
C9 R77

R333
C223

R210
R338
C217
C218 C228

R286 C295

1 6
IC1
3 4

C16

R32

R352

C567
C569
C571
C573
C575
C577 26
C579

C566

R86

R75
R6

IC3
C28
R23 C22

+ C35

R353

D209

C54

L509

DGND

C5

C48 R45 R42
R49 C55 C47
5
4
IC5
8
1

L517

C549

C585 C584

R72

L219
C299
R287

D210

D
S
G Q11

C10 C7

+ C32

AI
GND
OPT9
OPT8
OPT7
TXO
RXEI
OPT6 25

OPT10

C543
C546
C562
L512
C565
OPT1 1
26P_RD

R603

2 OPT3
26P_TD
OPT4
OPT5
GND
AO

L903

R684 C537

L1

C13
R10
7
R8
6

CN595

C545
C553
C561
C563

C558

C556 C548 C547 C552

2

C551

C540
C539
C538

R534

5 1

1 6
3 4
Q501

C817
IC512
4 3

C550
C557

L522
C590 C515

13

L508

L511
C560
C559
C555
C554

R523

C587

CV

R918
R919

R589
R592
R595

R506

C588
C589
C8 2
5
D504

R156

R294

R74
C90

C91

C92

C11

1

19
20

CN405

CN549

11

R633
R632

R147
R148
C193

Q106

D21
13 L33
12

C17
R16

C18

R12

R13

L506
R583
R580
R578

12

5

G
D
S

C23
R19 C24
L34

C594

8

L35

R35 R29 R25

4 3
5 1
IC507

C450 C434
C452 C437

4 3
IC406
5 1

1

C447

R638

R652

1

R21
C27
C25

8

C591

D410

R634

4

R133

16
4
5

4

IC515

5

8
1

R641
R639
R642

R648 R646 C596

4

IC514

R37

C527
R575

D411
R433

R444
R445

5

L31
C15

C471

L32
18
R15
19
C19
R17 C20
C21 25 1
R18

R636

R576
R579
R582
R585
R586
R588
R590
R593
C534

19
18

13

R671
R670
R663
R662
R661
R660
R659

R422 R426

12

D510
D509

1
24

IC517

R413

6
R674
R673 7
R672

6 1
Q406

Q411

BATT CHK

9
R640

D512

4 3

5

C302

C289

R921
C327

R656 C612

R637

R669
R668
R667
R666
R665
R664

R415
Q405

4

R136
R137

R282

C158
8

R417
D506
D507

IC516

R842

C435

10

R689

C595

R651

C438

R690

R658

IC513
D511

3 4

9

RS-232C

R644

1 5

R117 C125

8

1

Q105

R654
TTL

8

1

IC518
R650

R142
C134

R132
IC101

C592

C616

1

8

C593

R131
R120

R141

C137

R144
R146

C421
C419

R134

F401

C613

R119

C615

7

D508

TH101

C185

C432

F501

C614

C618
R678

C186

L109

R125

D405

D404

+

C150

C127
R124

L403

+

L108

R126

I

C422

C187

D102

L402

C188

R127

C473

C429

CN401
+B

+

TH102
C194
R161

C132
L106
C131
C128
C123

O
G

C174

4

C184

R823

Q709

5
IC403

3

D408

R115
C120
R122
R123

4

1

TX-RX UNIT (X57-7390-10) (A/2)
Component side view (J79-0130-19 A/2)

Q403

2

R403
C406

1

B

Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

12

Foil side

FLDM

33V 5V_2 DGND

13

72
14

POW

OPT6

RXEI

TXI

OPT9

RXEO

OPT2

TXO

OPT7

OPT8

DTI

5V_1

OPT5

OPT4

OPT3

OPT1

TXD2

RXD2

26P_TD

AGND

26P_RD

OPT11

J79-0130-19 A/2

OPT10

CN597

73
14

A

1

B

C

NX-800

D

E

F

G

H

I

J

K

L

M

N

O

P

PC BOARD

Q

R

NX-800

PC BOARD

TX-RX UNIT (X57-7390-10) (A/2)
Foil side view (J79-0130-19 A/2)

S

1

TX-RX UNIT (X57-7390-10) (A/2)
Foil side view (J79-0130-19 A/2)
2

2

74

R411
C417

R404
R408

R409

I
IC404

4

5

R801
R806

7

8
Q707

30

C794

S
D
G

R804

C607
C606
C605
C604
C603
C602
R815
C601 C793 R809
C600 R812
G
C599
D
S Q706
C598

R813 C791

C610
C609
C608

C787

G
C773

8

C611

R816

C770
IC709

C597
1

CN600

C765

C764
R779
R786
C783 R797
C784 R798
C782 R796 R793

C701

Q705

R787

D705

1

R774
R731 R775

1

R789

C763

C757
R773

4

IC702

8

Q704

R784

C766

C762

C750

R739
R741

R745

C712

5

Q710
R827

R828
Q407

Q408
R423
C425
O

C436
R425 R420

R428
R429

R421

1

5

Q415

D704

C742 R753

C736
R748

R705

D403

C405

R402
C411
R407

C430

C431
IC402

1

6 1

3
4

5

R431

4 3

R424

R448

IC409

C795
CN506
R544
R693

R540
R541
R695
R696
C517
R694
IC502

R698
C514

R567
R560

R528
R697
R520
R521

R511

R525
R524

10

C507
C505

R510
C508
R841
C503
R556
C824
R501
C504
C506

C512
R515 R514

9

L503

C529

C513
R531
R529
R527
R516
C511
R512
C509
R507

R680
R616
R615
R617
R611
R612
R618
R620
R619

R677
C544

C518
R554
R557
R558
R538
R539
R553
C516

L502

1

R533
IC505 R532

8

5

IC509

4
C528

R686
R542
R543

R629
R687
R688
R625
R624
C621

R572

C530

3 4
IC508

3 4

R685
R584

R552
R537
R536

C522 L905
1 5

1 6

5
R569

R915 C536

5 1

4 3

R916 R581

X502

R917
R596 R594

L521 R561

6

8

11

IC510

D502

R551
R681 C520
R683 1 4
R682
2 3
IC506

C523 R509

12

IC503

IC501

L904 L501

R622
R676
R602
R598

R599

C620

R591
R597
R623
R628
R627
R604
R614
R621

C502
C501

R600

R545 C521 L523

1
C541

R601

L507

R577
R720
R606
R691
R605
R692
R607
R587
R608
R610
R503
R568
C533
+
C535

R713
C708

R756

IC701

C542+
R701 R706

CN612

R763
C746

CN614

4 3
5 1

R785 C775
R782

5
4

G
D
S

C747

R771

R758
C743

R769

C768

Q703

IC504

D503

X501

R734
C710

R726
C725
R730
IC710

8
1

R792
R791
C769
R788

R770
C745 R764 R776
C749 C752 R777
R772 C753 R778

R794

5

R762
TH701
R740
R737

C532 C531

5 1
C714 R717

C814
C767

IC711

R760
R761

C735

CN611

C732

D707
R820

IC704

R574
IC511

D501

13

NC/RSSI
SB
SB
SB
SB
SB
SB
AFO
DI/RTS
50C
GND
DEO
MI2
ME
GND
RXD0
AUXO2
TXD0
AUXO1
AUXIO9/CTS
AUXIO5
AUXIO8
AUXIO4
TXD2/AUXIO9
AUXIO3
RXD2/DI
AUXIO2
AUXIO1
AUXIO7/BER DT
AUXIO6/BER CK

3

C720

R704 R708
C702

C723
R718
C705
1
8
IC703
R712
4
5
C709

L518

R746

R837

R721
R707
G
D
S

R715

4

D703
C741
R755

8

C722
R729

D702
C719
5

4 3

C724
C717 R738
5
4
R728
IC707
C726
8
1
R732
C711 C731 R752

L406

4

8

R845

C730 R744

R436

1

3
4

Q417

C466

5

C467

R435 R434

C716
R709
C821
R838

R703

1

Q701

8

C459 +

C457

4
IC410

C458

5

R438

C268
L211
R268
C263

R441
R443 C461

C464
R442

C460

R783

C740
C738
R843

L7

1

R781
C761

IC705

C462

C706
R714
R710

R790

C754

R807 R808
C796 C786

1

C262

Q409

1
24
C785
R846

R795
C779

IC714
R780
C778

R836
R819 C798

4 3
5 1

R733

R821

C799
R817

Q708

13
R802 R799
8

5
4

1

CN512

C788

L23

C797
D4

C51 C12

R805
R803 R814
R810 C792

C727

R41 C45

R800

IC713

Q6
S

D
G

C72
R59

D14

D8
L12

12

R71
C75 R60

C77
R61
R56

L21
C63

C58

D11

R40

C67

6

CN509

R818

C774

R747
C718 C734
R727 C737
Q702
R751
R750
C818

L6

L41 C43
L14

C50

6 1

C789
CN516

R83 R82
L20

C36
C34
C78
R153

C80

S
C44 D3
L3

C8

L11

D10

Q7

C76
C69

L22
C68
R57
L16
D12

C60

R85

L19

Q5
D
G
C64

C790
IC712

C71
4 3

C73

L17

L15

R833
R834
R835

R47
R46
C53
C52
L10 R43
R67 R68
L26
C83
R65 R66
R64
C82
C79

D7

C61

4

C451 C444
C455 C442

C420 R406

1 5
IC401
3 4
C721

R111

C115
C112
R113 L103
C116 R114
L102

C111 L101

C103
C102
R101
C101
R102
R104
R107
R105 Q101

C106
R108

E

R297

L18

C465

Foil side

4 3
IC408
5 1

CN542

C153
C155

Q9

S
D
Q8 G

C70
R62
R58
C66 C74

R450

C256

R160 R158
C86 Q10

L40

L215

L210

C247
R257 R321

R263

IC204
1 6
3 4

C81 R63
L25

R822

R418

C813

C56

Q4

C816

D706

C776
C777

C65

C46
C39
C49 L4

Q3

C84

R84

C265

XF202

R265
R262
R267
C264
L209
R266 R269
C269
C271
C273
C276

L212
R271

Component side

14

R138

R154

CN507

C280 R273
R274

R270

C252

C270

R320

R256 R250

CN510

12

C301
C308

C Q210

D202

D201

C261

C98
L36
C85

C59

R201

R340
R341

G
D
S

C744
R722 R716 C707 C729 R749
1
8
R767 C751
R724
1
8
IC708
R768
4
5
IC706
R725
R765
4
5
C715
R759
C748 R766

C108

5

R405

C117

R55

C348

D9

R244

C347

C41
L13

C242
L208 C240
R243
L207
C243

C246

Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6

R109 C109
R110
R112
C110

C815

R207 C208
R213

D101

L204
C215 C211

R69 R70

C238
R235

10

11

C133
C135

CN517
L110

L206 R232
L205 C234

D205

9L
9M

E C
Q102
B E

R121

R116

Q203

CN540

D706
D707

C118

CN527
L201 C216 C214

CN543

5Q
11I

C107

C266

Q710
D3

R106 C105

C804
C803

+

Q410

C307
R299

CN503

C279

9J
10I

11L
7O
8O

R313
C315
R307

C278

Q4
Q5

D703
D704
D705

C335

R103 C104

L230

C344 R339
C257
C260
R261

IC713 11K Q706 8R
IC714 11L Q707 8R
Q3
9I Q708 10L

CN505

C319

L221

C267

9

C324 C323

L223

Q208

IC710 11M Q703 12M D502 13O
IC711 11L Q704 7P D503 9O
IC712 9L Q705 8P D702 11L

L228

L225

C320 R315
C317
D212

R275
R272
C275 L213
L214 C272

Q701 12K D412 5N
Q702 11L D501 13O

R314 R316
C316 C322

4

C802

C433

Q412
C156
C152
CN520

R306

3O
4P
3P
4N
4N

B

D401
D403
D406
D407
D409

R343 C330
R324 R202

8N
8O

5P
5P
7O
5N
12I

R419

R446

CN508

CN504

C415

Q413

L404

R449
CN502

C220

IC708
IC709

Q413
Q414
Q415
Q416
Q417

R143

R237

12L
10M
12L
8M
12M

D106

7E
7E
7D

D

Q404
S

C409 C426
C413 C424

R245

8

IC703
IC704
IC705
IC706
IC707

D212
D213
D216

D108

C325

7

7O
7N
6N

R149

9H

L222

D205

R825
C801

Q414

R432
D412
R440
C463 R447
Q416

R437

C310
R317

5P

C456
C453

D103
C165

R208

IC510 12O Q408

C175

C206

D110 4D
D201 10E
D202 10F

R346

4P
4P
5P

R150

C333 R327
R206

IC506 13P Q402
IC508 10O Q404
IC509 9P Q407
IC511 9O Q409
IC701 12M Q410
IC702 8N Q412

5D

R325 C331
C205 R205

D109

D407

1 6
IC405
3 4

L111

3P

L112

C164

IC505 10P Q401

CN513

CN511

Q204

6

6E
6D

3

G

C468

C443 R430
C454
C441
C474

C170

Q205

5

IC503 12Q Q208 10G D106
IC504 10N Q210 7G D108

5F

D109

IC502 10Q Q205 10D D103

C446 +
D409

R151 D110
C181
C171

Q402

L405

C445

C162

11J
9H

D213

11I

D14
D101

C321
C318

D12

R204
L202 C207

7J
8E
9D

7N

Q401

C475

CF202
NARROW

Q102

IC410 12J Q203
IC501 12P Q204

C179

CF201
WIDE

IC409

D401

L114

11I
11J

L224

11H

D10
D11

R332

D9

10I
7I

C178

10I

Q10
Q101

C810

R410

D406

C169
C166

6P

D216

4

Q9

IC405 5N
IC408 5M

L115

C237
R231

IC404

C811

C203

11H
11J

R203 C204
C332 R344

11J

D7
D8

L113

D4

10K
10J

C180

10J

Q7
Q8

C172

Q6

IC401 7M
IC402 6N

R242

3

IC204 11F

C809

Ref. No. Address Ref. No. Address Ref. No. Address

R504

R522

13

J79-0130-19 A/2

75
14

A

1

B

C

NX-800

D

E

F

G

H

I

J

K

L

M

N

O

PC BOARD

P

Q

PC BOARD

DISPLAY UNIT (X54-3640-10) Component side view (J79-0157-19)

R

S

NX-800

1

DISPLAY UNIT (X54-3640-10) Component side view (J79-0157-19)
2

2
Ref. No. Address Ref. No. Address

Q913

R981

C963

R974

R982

R973

R972

R970

R971

R969

R968

R967

C956
R962

C955

C954

C953

C952

C951

LEFT
UP

C950

C949

R988 R990

Q913

2K

D924

5K

RIGHT
UP

D908
D911

4N
4M

D925
D926

5N
3M

D936

D912

4H

D927

6E

D914
D915

3C
3G

D928
D929

6K
3D

D916

3H

D930

5P

D917

3K

D931

6I

D918
D919

3L
5H

D932
D933

6G
6O

D920

5G

D934

6M

D921
D922

5I
3I

D935
D936

5D

D923

5L

R976 R989 R960

1 6

R991 C958

3 4

PSW

3

D926

D918

D917

D922

D916

D914

R925

D915

D929

C922

D908
R904

D925

D911
R920

D923

D924

R923 C924

D921

R945

R921

D920

C923

5

D919

R922

R924 C925

D912

4

D935

D930

3P

3

4

5

DM/KVL
HK/RXD
MIC
PTT/TXD

6

LEFT
DOWN

J901

ME

RIGHT
DOWN

6

E
SB

PF1

PF2

D933

D934

D928

D932

D927

D931

Component side

BLC/AFO

PF3

PF4

7

J79-0157-19

DISPLAY UNIT (X54-3640-10) Foil side view (J79-0157-19)

8

Layer 1
Layer 2
Layer 3
Layer 4

7
Foil side

DISPLAY UNIT (X54-3640-10) Foil side view (J79-0157-19)

8

R900

C962

L905

25

48

C946 R946
R947 R944

R996

R927

C947

IC913

C940

1

11

+ C943
CN905

10

20
C959

D937

1

Ref. No. Address Ref. No. Address
IC901 9D Q905 12C
IC902 10E Q906 12C
IC903 11F Q908
IC904 11G Q909
IC905 9F Q910
IC906 12F Q911
IC907 9F D901
IC908 9F D902
IC909 12G D903
IC910 12K D904
IC911 10I D906
IC912 13L D907
IC913 11L D910
Q901 9D D913
Q902 9E D937
Q904 9E

10E
11B
10E
12B
10C
10B
10B
9B
10D
11D
9E
9C
12L

24

L906

5
4
IC912
1
8

R986

R998 C960

R928
L907

C966

5
1

3

IC909

1

C945

CP910

IC910

8

4

CP908

R979

4
5

CP907

R929 R941

+ C944

R978

R940 TH901

CP912

LDM

51
50

R977

4

25
26

R999

IC904
3

R943
GND

5
C964

C930

1

R942

L908

C939

1

C934

C961

R950

IC903

C933

C936

3

5

IC911

X901

R919
4

R933

CN902

S

C967

Q902

C941

5 1

C920

4 3

IC902

C919

Q904

Q910

+ C935

13

76
75

V5 1
V4
V3
V2
V1
VDD
VSS
VDD
D7
D6
D5
D4
D3
D2
D1
D0
/WR
AO
/RES
/CS 20

Q906
R932

100
1

R949

R930
Q905
R931

L904

C938

G

R954

R956

R965

5

R948

L903

2

C932

R964

CP917

R992

C929

R955

C931

C948

R997

R936

5 1

Q908

D907

R953

4

4 3

R966

R952
C957

8
IC907

IC908

C916

1

12

D910

C913

R909
C909
C914

1

IC906

C903

R935 C927

C926 R934

R957
D

Q911

R958

R963

C915

5C

RXD

SHIFT
GND
GND
GND
GND
/PRST
AFO
GND
ME
MIC
GND
GND
/PSW
NC
SB
SB
8C
GND
SPO
SPO
SPO
SPO
SPO 2
1 SPO

NC

TXD

GND 30

CN901

29 GND

R937

C942

Q909

R913
C908

C965

11

R914

R908

D901

D902

D903

R905

R915

S

L901

C918

MIC
DM/KVL

G

D

C910

ME
HK/RXD

10

L902

CP909

IC905
4 3
5 1

C917

D906

PTT/TXD

R901

C905

E

C912

5
4
IC901
8
1

C911

C906 C907

SB

Q901

R902

BLC/AFO

R906

9

R926

D904

R907

C928 C921
R911
R918 R938 R939
R916 R917
R912

D913

J79-0157-19

9

10

11

12
Component side
Layer 1
Layer 2
Layer 3
Layer 4

13
Foil side

76
14

77
14

NX-800

SCHEMATIC DIAGRAM
The components marked with a dot (●) are parts of layer 1.

Note :
TX-RX UNIT (X57-7390-10)

1

1

OUT

GND2

GND1

VCC

5

3

4

IN
1

2

9

9

MI2

MI2

MI2

MI2

MI1

MI1

MI1

MI1

MI1

MI1

MI1

MI1

MI1

MI1

ME

ME

ME

ME

ME

ME

ME

ME

ME

ME

V5

V4

V3

V2

V1

6

5

4

3

2

1

C954 1u

C953 1u

C952 1u

C951 1u

C950 1u

C949 1u

CP917
100k

41
42
43
44
45
46
47

0

48

KI3

KI1

KI2

KI0

KO1

KO2

40

A17

A17

DQ2

A18

DQ10

RY/BY

DQ3

NC3

DQ11

NC2

VCC

RESET

DQ4

WE

DQ12

NC1

DQ5

A19

DQ13

A8

DQ6

A9

DQ14

A10

DQ7

A11

DQ15/A-1

A12

VSS2

A13

BYTE

A14

A16

A15

5.02V

5.01V
PTT/TXDO

6 E

PTT/TXDO

R906
330

7 SB

13.52V

8 BLC/AFO

5.01V

D901
SURGE
ABSORPTION
(DM/KVL)
SURGE
ABSORPTION
(HK/RXD)

2

TXD0

18

18

BUCNT1

G

2.23V

R902
D904

1k

SURGE
ABSORPTION
(BLC/AFO)

LINE
PROTECTION
(PTT/TXDO)

D903
OVER DC
SUPPLY
PROTECTION

5C

IC906
LM2682MMX
R933
100

5
6
7
8

GND

VoUT

VIN

C2-

C1+

C2+

D10

D9

D8

D7

D6

D3

D5

D4

D1

D2

D0

RED

GREEN

DIMM

BLC1

NC

C1C935
4.7u25
+

76
D10

A3

2
1

11
12
13
14

DM/KVL
PTT/TXD0

R950 47k

15

R942
0

17

16

R943

18

1k

19

-t
R941

20

120k
IC909
LMC7101BIM5

22

21
23
24

4 INPUT-

-9.69V

INPUT+ 3
V+

5

V-

RST2

25

2
1

5.02V

A8

VCC1

VCC2
A9

/NMI

A10

LDM

A11

DM/KVL

A12
/PTT

A13

12KEY_1

A14

12KEY_2

A15

12KEY_3

A16

12KEY_4
12KEY_5
12KEY_6
12KEY_7

18

33C
DGND

A7
VSS

OUTPUT

BUFFER AMP
(LCD CONTRAST ADJ)

A6

CPU

VSS
Xin

A5

IC911
30620SPGPU3C

Xout

C947 0.1u

470k

DC/DC CONVERTER
(N100C)

A4
10

L906

A17

73
72
71
70
69
68
67
66
65
64
63
62
61

D11
D12
D13
D14
D15
A1
A2
A3
A4
A5
A6
A7

A8

1u

77

D9

D8

78

D7

79

80

D6

81

82

D3

D5

D4

83

84

D1

D2

85

86

D0

/KI3

87

88

/KI1

/KI2

89

/KI0

90

91

KO1

KO2

92

93

KO0

AVSS

94

96

95

LEDR

VREF

97

98

LEDG

AVCC

99

BUCNT1

L904

BUCNT2

100

TH901
100k

4
3

18
17

R929

4.86V

A2

74

C961

TXD1
RXD1
RXD0

3

INA 1

VCC

BLC2

75

60
59
58
57
56
55
54
53
52
51

A9
A10
A11
A12
A13
A14
A15
A16
A17

A18

5

HK/RXD0 SW

A1

A19

HK/RXD

AFO SW

R905
1k

A0

BLC1

50

DM/KVL

HK/RXD

GND

D15

49

DM/KVL

4 oUTY

D14

BYTE
CNVSS

/CS0

5.01V

IC905
TC7SH126FU-F

BUS BUFFER
(TXD0)

Q901
SSM3K15TE(F)

D13

48

C911 100p
1 DM/KVL

5

AFO/BLC SW

R948 10k

/PRST

R949 1k

Q904
DTC144EE

AFOSW

/CS1

IN_oUT2

Q902
DTC144EE

D11
D12

R947 470k
/PRST

ON HOOK
: 0V

21

20

C946 100p

11.0592MHz

GND

6

BUCNT2

10p
X901

oUT_IN2

A1 1

C938

CoNT2

7

9

G1

17
16
15

A6
A7
A8
A19
/CS1

14
13
12
11
10
9
8
7
6
5
4
3
2
1

R986
10k
/WR
/CS2
A9
A10
A11

21

A12
A13
A14
A15
A16

REVERSE
CURRENT
PREVENTION
(SRAM WR)

WP

47

100p

CoNT1

6
7
8

10p

100p

oUT IN1

R945 0
R946 0

Y2 2

VCC

18

10k

DQ9

19

R928

A7

D937

0

R998

D7

D6

D5

D4

D3

D2

D1

D0

KO0

39

DQ1

20

A3
A5

1SS416

0
R960
0

GND

A8

10

A7

9

7

8

A6

A5

A4

6

4

5

A3

A2

A1

3

2
0.01u

C948
100p

38

A6

21

A2
A4

C966

B7

B8

11

12

B6

13

14

B4

B5

15

16

17
B2

B3

18
B1

19
oE

1

A1

/WR

CP909
100k

R936

47k

C957

C929

0.1u

C928
0.1u

37

A5

DQ8

22

1000p

3.30V
R962

R967 10k

R968 10k

R969 10k

R970 10k

R971 10k

R973 10k

R974 10k

R972 10k

C958

20
0.01u

C959

VCC
DIR

IC910
TC74LCX245FK

5

B1

B2

4

A2

GND

6

7

8

VCC

G
A1

DIR

2

3

IC912
TC7WZ245FK-F

1

0.01u

C960

R990
4.7k

47k

R988
1u

C964

10u

C940

C939
0.1u

1u

C930

1000p

10k
R989
470k

R981

C963
100p

10k

R982

470k

R991

100

R956

47k

R954
47

R937
C942
1000p
10k

R930

VDD

D6

VSS

D5

10

7

D4

11

D7

D3

12

VDD

D2

13

8

D1
15

14

9

/WR

D0
16

/RES

18

17

/CS

A0

20

19

D936

B30-2282-05

B30-2282-05

D930

820

820

390

R966

B30-2282-05
D935
R965

D929

R964

D931
D932
D927

390

R963

B30-2282-05
D934
D933
D928

D925
D926

B30-2281-05
270

R958

270

R957

270

R955

D917

D918

D924

B30-2281-05

D923

D921
D916

D922

B30-2281-05

D919
D920

B30-2281-05
270

R953

1000p

D915

10k

R938
0.1u

R917 10k

C921
120p

C920

36

DQ0

20

CP912
100

2

INB

R939

470

C932

R916
10k
R914
100k
C912

5 PTT/TXD

INA 1

35

R992

/LCDRST

CP910
100

GND

C941
1000p

R931
560
D914
B30-2304-05
4.7u

KI3
KI2
KI1
KI0

C910

4
LINE
PROTECTION
(SB)

VCC

8
5.02V

19

3

DIMM

CP908
0

VCC

R932

C931
1000p

1000p

C925
C922

1000p
1000p

C923
C924

C916
1u

R921

2

IN oUT1

8

5C

4

3
4

LCDADJ

CP907
0

5

34

A4

A19

9

D912

30

4 ME

LEVEL SHIFT
(AND ITXD1/SCTXD)

13

HSC119 100

1

3 MIC

3

33

oE

23

D937

26 12KEY_8
27
NC
28
NC
29
TXD1
30
RXD1
31
12KEY_9
32
12KEY_10
33
TXD0
34
RXD0
35
12KEY_11
36
12KEY_12
37
/RDY
38
ALE
39
/HOLD
40
/HLDA
41
BCLK
42
/RD
43
/BHE
44
/WR
45
/CS3
46
/CS2

4 oUTY

4.98V

9

KO0

29

2 HK/RXD

IC512
TC7SET08FU-F

9

OVER DC
SUPPLY
PROTECTION
50C

9

R920

IC901
TC7W66FK-F

28

3

J901
C590
0.01u

5C
5.02V

27

33M

TXD1

7 G2

C917
0.1u

2
R944
100k

5

4.7k

GND

6 Y1

26

C967
1000p

17

C936

GND

1

100

(DM)

5 A2

25

R999

GND

BUCNT1
BUCNT2

19
LCDADJ

R996

R940
270k

RXD

GND

BLC2

47k

TXD

RXD

32

A3

24

16

IC907
TC7WH126FU-F

R935

TXD

5C

REVERSE CURRENT
PREVENTION(HK/RXD)

24

47k

NC

NC

D910

17

47k

1

5C

SHIFT

17

DUAL BUS
BUFFER
(RXD0/RXD1)

R927

3
2

SHIFT/MODEL

31

A2

VSS1

20

16
AFOSW

DM/KVL
PTT/TXD0

33k

D504
1SS416
REVERSE
CURRENT
C825
PREVENTION 100p
(RXD)

SCTXD

19
LCDADJ

R934

0

5C
TXD
RXD

R912

5

1000p

RXD1
R633

0

4.7k

C817

C589

4

SCRXD

5C
TXD
RXD

R911

6

R636
0

9

D911

23

OVER DC
SUPPLY
PROTECTION
7

D13
D6

30

A1

CE

5.02V

R979 47k

9

HSC119 100

22

D902
9
13

KO1

D908

21

D910
1SS416

C588 1000p

R952
16

D907

1

D12
D5

D14
D7

15
L905

5C

AND GATE
(TXD1/RXD0)

oUT

100k

2

D4

0.1u

29

A0

19

R523 47k

14

15

/PRST

R909

15

C962

21

20

R506
470k

3

D3
D11

5C

INB

0.1u

GND

IN-

VCC

0.1u

GND

47k

4

15

BLC2
/PRST

19

/PRST

4
16

3

5.02V

C927

GND

VSS

2

C945

A

GND

(LCDDO)

D10
3.30V
20

3

AFOSW

C914

17

(LCDDI)

D9
D2

L907

INA 1

0.01u

DC SW
(AUXO1)

9
8

0.01u

D912
DA204U
OVER DC
SUPPLY
PROTECTION

10

GND

R915

GND

R901
0

18

D1

D15

C943
4.7u25
+
C944
4.7u25
+

A

470

Q501
UPA672T-A

(LCDCLK)

17

2

5

C934

DC SW
(AUXO1)

Q902
QSX6

11

AFO
/PRST

16

1000p

DC SW

5

C587 1000p

RST2 (LCDCE)

R913
82k

VDD

4 oUTY
5.02V
5

1000p

470

R914

C918
0.1u

IC902
TC75S51FE(F)
1 IN+

C933
1u

Q901
QSX6

15

D907
02DZ18F-X,Y

18

15
R901

C919
1000p

IC908
TC7SH08FU-F

AF BUFFER AMP
(AFO)

C926

OVER DC
SUPPLY
PROTECTION

A

HSC119 100

R904

6

AFO

GND

D8

33C

26

28
D0

BUS BUFFER
(D0-D7)

25

27

0
/RD

/CS3

5C

10k

A

KO2

D911
DA204U

D907
DA204U
D908
DA204U

D904
DA204U

A

13
12

19

GND

ME

A1

15

R926

30

AFO

14

ME

FLASH ROM
IC913
29AL16D7KCCA

/CS0
R900

20

D913
DA204U

Y1 5

NC/RSSI

0.01u

20

15

3.30V

BUS BUFFER
(A1-A2)

R908
47k

1

7

A

14

100k

29

MIC

13

R907

28

SB

MIC

NC

4

5C

C913
0.1u

SB

2

GND

CE

L908

100p

8C

12

v

3

GND

VSS

3.31V
5

15

11

L902

27

GND

3

5C

1u
D906
MINISMDC020F

SB

8

16

REVERSE
CURRENT
PREVENTION
(SB)

/PSW

GND

2

VOUT

VIN

VOLTAGE
REGULATOR (33C)

10

1u

4

100p
C586

17

REVERSE
CURRENT
PREVENTION
(SB)

PSW

1

5.02V

9

L901

26

NC

2

1

33C
8C

C909 1000p

25

SB

SB

NC

NC

L903

VOLTAGE
REGULATOR
(5C)

POWER

8

C965 0.1u

SB

5

SB

VSS
VoUT

IC904
XC6204B332M

5.02V
3

20
33C-2

C955

16

PSW

7

R634
10k

1u

6

9
21

7

16

SB

CE

15

C585

9

R632

2A

C616
1u

24

22

1SS355

1

SB

17

100p

10

5

23

7

19

C584

18

23

25

22

C610 100p

3
2

AFO

L902

A

1000p

8C

SB

15

VIN

3.12V

6

C908 1000p

8
F501

21

/PSW

11

8C

4

5

KEY MATRIX

5

C903 0.01u

AFO

DI/RTS

20

A

C922

RS-232C
DRIVER

9

4

C613
5.01V

AFO

DI/RTS

12
24

1000p

C1+

5

C615
1u

50C

A

C609 1000p
DI/RTS

R630
1k

26

A

D913

VCC

6

10
C614
1u

A

D914

V+

7

C923

C1-

GND

20

1000p

T1oUT

8

2
19
6

1000p

C2+

GND

19
D905

11

DEO

3
15

L901

C902
1000p

12

2

C583

SB

25

10k

18

4

100p

17

MI2

17
16

C908

ME

13

3

100p

14

MI2

6
5

R913
470

100p

ME
DEO

4

C910 100p

C907

C2-

R1IN

16

D909

R1oUT

GND

1SS355

V-

15

D906

T1IN

15

02DZ18F-X,Y

T2oUT

RXD0

C903 100p

R2IN

T2IN

16

19

C909 100p
OVER DC
SUPPLY PROTECTION

100p

14

C904

13

AUXO2

C905

TXD0

17

8
20

R912
470

02DZ18F-X,Y

18

8
20

C921 100p

12

C906

AUXO1

ME

8

A2

D903
DA204U

D901
DA204U
19

9
21

C920 100p

R911
470

11

22

21

GND

10k

C807
47u25
+

C805
1000p

1000p

C804

C809
1000p

C811
1000p
0

AUXIO9/CTS

10

22

SPO

GND

7.87V

D908,911,912

v

26P_TD

R910
470

23
9

C582
1000p

SPO

8.00V

10

C907 1000p

AFO

10

24

13

SPO

LCD
RESET
SW

IC903
XC6204B502PR

R918

C906 2200p

TXD0
1

AUXIO5

20

RXD0

G2 6

LEVEL SHIFT
(TXDO/RTSO)

21

12

22

21

02DZ18F-X,Y

GND

9

D910

3 Y2
4

VCC

AUXIO8

02DZ18F-X,Y

1 G1
2 A1

RTS0

C919 100p

22

R654

1000p

100k

C918 100p

R909
470

C605 1000p

1000p

5.01V
IC515
TC7WT126FU-F

9

8

R908
470

C917 100p

7

C604 1000p

TXD0

100p

50M

R2oUT

C592

0

D902
DA204U

AIO5

AIO4

R656
470

14

0.01u

R819

0.1u

R907
470

C916 100p

C603 1000p

C611

C595

R642 100k

0.01u

13

C612

C798

AUXIO4

10
C915 100p

R906
470

13
25

5
6

27

SPO

4

1000p

R670
100k

P05

P04
6

P03

R671
100k

P13

13
P14

P15

14

15

5

P01

P02

3

4

AIO3

AIO2

0

AIO6

23

TXD2/AUXIO9

23
C914 100p

C901 100p

100k

R678

0.01u

12

16

TONE SW

13

24

TXD2/AUXIO9

AUXIO3

80C

J901
24

23

SPO

3

33C
3.30V

5.00V

10k

C915

3.3k

C806
330u16
+

1u

C820

1000p

10k
R827

C803
R674 100k

R673 100k

R672 100k

D512
DA204U

R660 100k

R661 100k

R659 100k

16
P17

P16

18
A0

6.8k
0.1u

P00
2

R646
6.8k

C596

R658

AIO1

10k

R640

470k

D511
DA204U

D510

11

15

STSW

BEEP

9

oUT

R814

C602 1000p

C597

22k

3.3k

LEVEL
SHIFT (TXD)

25

RXD2/DI

A

100p

4
IN-

9
13

26

RXD2/DI

C608 100p

470k

R791
560k

1

9

C601 1000p

IC518
ADM202EARNZ

C593

VSS

3

R905
470

MI2
DEO

A2

26P_RD

4

24

SPO

2

DIMM
16

0

Q911
SSM3K15TE(F)

R978 47k

9
13

R648

1
82k

Y1 5

470k
R690

R805

0.1u

3.31V

100k

C785

VDD

8

R652

2

5

3

AUXIO2

C581
1000p

SPO

R919

DIMMER SW
(LCD BACK LIGHT)

Q909
DTC114EE

0V

R976

/CS0

13

R641 100k

15k

R803

4.7k

R800

R638 100k
1 IN+

RXD0

10
REVERSE
CURRENT
PREVENTION

AUXIO1

27

C607 1000p

RXD0
4.98V

C913 100p

28

SPO

12

SPO

SPO

BLC1
GREEN
RED

Q913
UPA672T-A

Q909,911

-4.29V

C956
0.01u

/CS1

13

R639 1k

27k

R802

56k

220k

1k

R846

C775
0.1u

50MC

C912 100p

R904
470

C600 1000p

AO2

LEVEL SHIFT
(RXDO/CTSO)

CTS0

AFO BEFF
IC714
TC75S51FE(F)

R792

TXD0

1SS416

5

R903
100

C911 100p

2

26
25

SPO

1

0.76V

5C

/CS3

MI2

R637 10k

R794

0.1u

0

0

100k

R799

68p
R795

C779
A

7
6

AUXIO7/BER DT

C599 1000p

100p

13

SPO

4.99V

/CS2

MI2

9

9

C598 1000p
29

C580

R902
100

CN901

SPO

KEY
BACK LIGHT

R977 47k

9
13

C618

1000p

C774

GND

8

CN901
1

C606 1000p

G2 6

29
28
27

CN597

CN905

D927-936

0

9
13

AIO6
AIO7

AIO9

GND

TX-RX UNIT (X57-7390-10)

LCD
BACK LIGHT

R997

9
13

9

R650

DI

4

1k

"PF1"

D915-926

Q908
DTC114EE

/WR

CN542

D

9

AIO4

7

"PF2"

CH DOWN

30

R :1.98V
T : 0V

R923

LINE
PROTECTION
(AUXIO5)

7.27V

KEY

/RD

CN520

AVR (E23-1278-05)

9

0

AFO

0.01u

AIO6

CN600
30
AUXIO6/BER CK

AO1

C620

0

12

AIO2

VCC

1

D904
AVRM16080MAAB

TX-DRIVE (E23-1278-05)

1

12

RXD2/DI

1 G1

1k

VOL DOWN

2
SP

D912

LINE
PROTECTION
(AUXIO4)

"PF3"

CH UP

C905 0.1u

R574

R550 0

1

12

0

2 A1

LINE
PROTECTION
(AUXIO2)

CN902

A

AIO7
AIO1

IC516
TC7WH126FU-F

D908

R669 100k

AIO5

9

1

R667 100k

33M

PLD

1

12

D508
DA204U

1

LINE
PROTECTION
(AUXIO8)

v
D903
02DZ18F-X,Y

CN508

1

LINE
PROTECTION
(BER DT)

R644

oUTY

D904

TX/RX
LED

R922

D911

LINE
PROTECTION
(AUXIO3)

v
D902
AVRM16080MAAB

CN504

1

GND

D907

LINE
PROTECTION
(AUXIO1)

SB

CN502

1

D902

4.98V

4

D903

LINE
PROTECTION
(BER CK)

EXT.SP

SPO

CN510

Q703
SSM3K15TE(F)

D-SUB25
D901

50C

CN507

0
R565 0

5

1k

VOL UP

R : 5.00V
T : 0V

Q906
DTC114EE

R :0V
T : 1.86V

R925

J701

DEO

C788

GND
"PF4"

AIO7

0.1u
DI

HOR

6
470p

AFO

CN505

RX-FRONT (E23-1278-05)

R820

VIN8

24

VoUT8

VoUT7

VIN7

21

23

22

GND
20

RESET

D0

VDAREF

19

18

17

CH1

TONESW

PLD

R534 0

TONE

R916

R562 0

3

RXD3

AI

RX-IF (E23-1278-05)

47k

R817

2

1
VIN1

3

4

VIN2

VoUT1

VoUT2

5

VDD

7

6

LD

CLK

DI

VIN6

VoUT6

16

VoUT5

15

14

CH0

R788

R769

OPT9

CN543

DEO

AO

PA

5

AIO8

7

R666 100k

R689

R772

10

AMT

CN540

C797

1

4

1k

TX/RX LED
(BUSY)

LCD
LCD
BACK
LIGHT
SW

RXD0

CN517

CoMMoN
AO SW

SPO

Q905
DTC114EE

7.97V

Q910
12A02CH

TXD0

CN513

INH
VEE

C769

10

/SCSW

CN527

D

CN511

VCC

0.01u

10

2 INA

50C

CoMMoN

R785
10k
C768

10

VCC

C594

C743

R782
15k

11

RXAF

CN516

/DRST

TX-MODULE (E23-1278-05)

VCC

SPI

3

R665 100k

R842
1k

3 Y2

SIDE TONE MUTE

0.01u

11

W_/N

CN512

CN503

2

R778
390k

C753
0.01u

3

P06

8

2

DIGITAL GND

R548 0
CN614

R771
100k

2
4

P07

A2

AIO9

9

R924

2

C810

13

IC710
TC7W53FK(F)

R777
150k

0V

2

1
RX-IF GND

1
CN612

INH

3

3.28V

1

A1

HOR

4

0.1u

AF SW
(AI TONE OPT9/VREF)

1k

R752

R775
82k

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

C747
0.01u

R758
10k

C752
0.01u

R776
330k

GND

PA

0.01u

R756
15k

C816 10u

0
R917

6

CH0

C792 47p
13

IC513
TC7SET08FU-F

D509

C749
0.1u

RXAF/RXEI SW

C815 10u

R764
120k

I/O
EXPANDER

INT

24

P10

R651
1k

1SS416

3.28V

10

VCO (E23-1278-05)
CN611

8

VEE

0.1u

C745
0.01u

1

CN705
SB
1

R831
0

AIO8

GND

CH1

C796

2

13

CN509

R781

C761
0.01u
CoMMoN

VCC

10

9

LINE
PROTECTION

A

3.28V

10k

C731
0.1u

INH

VCC

0.1u

C726

C724
0.1u

CH0

3

4.7k

CN506

7

10k

8

VEE

0.1u

7

CH1

C767

0

GND

10

9
CONTROL (E23-1278-05)

R783
R780

6

A

10

4

2

R728

CN595

9

100k

R740

82p

100k

5

17

MP

R835 100

R834 100

R833 100
10

8

VIN3

11

9

VoUT3

12

VIN4

VoUT4

IC712
M62364FP-F

R761

100k
470k

R762

13

VIN5

1u

C818
3.3k

R750

C738
1000p

330k

R747

VSS
3

2

4

IC707
TC7W53FK(F)

R738
1k

R826

50C
/INAMT

1
VCO_MOD

TCXO_MOD

TV1

TV2

470

10k

5

6

7

VDD

0.1u

C727

220p

LPF (RXAF)

56k

1.62V

R :0V
T : 5.00V

25P_TXD2

6

56k

oUT

TX/RX LED
(TX)

AO1

TXD2/AUXIO9

SCSW(RXAF)

2

100k

R801

1.63V

SUM AMP
(AF) / VREF

6

R807

5.6k

5

1.62V

C786
0.1u

0.1u

56k

IN-

IC517

HOR

AO2

11

OPT6

IC713
TC7W53FK(F)

220k

R770

1
R806

5

R790

4

3

AIO6,AIO7

1k

R808

330k
0

R773 680k
C757 15p

6
VSS

1.62V

1

C783

R713

DC
SW

PA
12

P12
P11

LINE
PROTECTION
(RXD2)

50C

VGS REC SEL

2

12k

R797

RX SUM

7

1.62V

18k

0.1u

C770

0.1u

8

5

VSS

100

R810

1.62V

C778

100k

R815

4.7k

5

6

7

VSS

680k

1u

R704

VDD

R774 470k
10

8

7

6

5

4

C784

C702

2

R763

R : 3.31V
T : 0V

1 IN+

C708
1200p

1.64V

22

SDA

R822

3.28V

3.28V

10u

R789
1.63V

9

D

8
1

C579 1000p

C578 100p

C577 100p

C576 100p

C575 100p

C574 100p

C573 100p

C572 100p

C571 100p

C570 100p

C568 100p

C567 1000p

C566 100p

MOD SUM

L512

/SCSW

9

R3

C565 100p

MCSCKAF

C563 100p

9

C562 100p

MCDIAF

A8

C561 100p

MCDOAF

D11

C553 100p

/MCCSAF

B9

C546 100p

MCSCKCN

B10

R798

4

IC709
TC75W51FK(F)

VDD

OPT6

RXEI

RXEO
RXEI

RXEO

OPT2

OPT7

OPT11

OPT8

OPT9

AI

AO

OPT5

SUM AMP
(AI/TONE/MI1/MI2)
/(MOD/DI)

R813

10u 3.25V

C746

0.1u

0.01u

10k

21

REVERSE
CURRENT
PREVENTION
(OR RXD2)

1SS416

LINE
PROTECTION
(DEO)

8.00V
8C

R668 100k

D507

D707
EMZ6.8N

AF
MUTE

AIO3

IC701
TC75S51FE(F)

C795

D506

G_RXD2

D706
EMZ6.8N

DISPLAY UNIT (X54-3640-10)
6.38V

BUFFERAMP (TXD2)

VDD

0.1u

RXAF SMF

3.26V

SCL

20

1SS416

R821
0

C789 4.7u

C813 10u

IC711
TC75W51FK(F)
1

19

5

9

VREF

0.01u

0.1u

Q706
2SJ243-A

C787

R732
47k

39k

3

A7

9

LPF
(APC/DEO)

C717

C711

22p

2

MCDICN

26P_TD
OPT4

B8

9

5

VSS

6

RXD2

VREF

C735
4.7u

7

REVERSE
CURRENT
PREVENTION
(OR G RXD2)

OPT10SEL

TXD2

DEO BUFF

180p

C782

33A-2

9

D

MCDOCN

OPT10
SW

33k

3

68k

R796

3.28V

9
26P_RD
26P_TD

/MCCSXCN

26P_RD

/MCCSRCN

C544

C773

PLD

C9

0.1u

13.54V

1.34V

R664 100k

33M

C799

33A-2
R744
47k

A2

50C

VIN8

C754
1000p

4

R708

13

R786

100k

TXO

DTI

OPT10

R617 1k

13
TXI

13

MUTE (MI1)

1.62V

R804

D

R779
470k
C764

R816

1.62V
MIC SUM1

1

C793

PLD

D10

B7

33A_2

APC

68k

APC SMF

1000p

450K

PLD

4.7k

450K

PLD

/DINT

D9

Q708
2SA1832(GR)F

VREF

560p

10k

6

C730

3

R737
47k

0.1u

R712

C723

R703

10u

Q707
2SJ243-A

R812

450K

PLD

0

R718

1200p

C705

2

B1

GND

1 INB
VIN8

C794

MUTE (MI2)

680

L517

Q705
2SA1832(GR)F

0

R628 100k

R627 100k

100k

/DWUP

1.62V

LINE
PROTECTION
(DI)

4

270k

RXC
450K

100k

R809

1u

C766

0.1u

C751

D705
RB706F-40

R787
/T_R

L4

3.28V

33A_2

IC703
3.28V
TC75W51FK(F)
1
8
VDD
7

oE2

B2

LEVEL SHIFT
(I2CCK/I2CDT)

9

0

A1

LINE
PROTECTION
(AID9)

Q709
DTC114EE

IC715
LA4425A

4.98V
8

23

R836

VREF

3

VCC

1.62V

R818

VREF

1000p

L510

L509

TXI

RXEI

OPT6

OPT9

OPT2

RXEO

OPT7

DT1

TXO

OPT8

OPT5

OPT4

OPT1

G_RXD2

26P_TD

OPT3

13

MM2

P1

R616 0

270k

11
C791

9

Q704
2SC4738(GR)F

R784

R793

N2

C7

C718

NOISE
AMP

220p

LIMIT

150k

MM

D7

R727

Q701
SSM3K15TE(F)

W_/V

R615 0

220p

Q702
2SC4617(Q)

13

Q704,705

D704
RB706F-40

2
4

oE1

4.98V

1.62V

1u

1SS388F

R623 100k

D8

33A_2

2
0.1u

0.01

C716

DAC

-t

47k

C740
4700p

TH701
100k

5

1000p
R760
1.5k

C734

ASQ BPF
R707
15k

TXI
TXO

VREF

D502

1

N3

1

I2CDT

C777

0.1u

C763

C709

M4

N1

C719

1

R768

D704,705
AF DETECTOR
(LIMIT)

IC514
TC7WBD125AFK

1

C790 10u

D

C591
0.01u

2

NOISE
DETECTOR (SQ)
D703
RB706F-40

C737

AF SW
(TXO/TXI)

0.1u

2

C776
1u

IC705
TC75W51FK(F)

R751
270

A

6

SCSW(MIC)

/PRST

M3

47p

8
GND

7

2.2k

4

CH1

R721

CH0

VEE

47k

VCC

INH

C720

C765

9

DSW

P2

6

R843

W_/N

4.7k
0

R838

CoMMoN

C762
0.1u

8.2k

3

R767
47k

R715

2

8

R709

0

3.28V

0.1u

D

TXC

M2

R746

100k

R759

R837

100k

0
R731

100k

1.62V
1

1

6

ASSIST

BRF/BUFFER
AMP (SQ)

3.28V

C821

R739

7
VDD

IC708
TC7W53FK(F)

1000p

3
2

1.63V

68p

330p

C706

C744
0.1
1.62V

R741

6

1

C750

0.01u

FSDET

C722
3.28V

4

R745

VSS

/INT25P

R828
0

Q710
DTC363EU

4.7k

50C

I2CCK
ASQ DET

33A-2

6

FMDET

OPT10

82k

R749

C736
100p

220p

56k

22k

0.01u

C721

R724
C715

1200p

10k

33k

R733

VINR730

VIN+

100k

5

R663 470k

SCK0

C741

4

R734

0.1u

MIC SUM2

C802
1u

R662 470k

/EVCS

0.15u

10

R726

VDD
VSS

47k

R717

IC704
MCP6021-E/OT

C714

5

/PCS_RF

0.01u

1 VoUT

2

3

C725

100k

10k
2

R729
100k

DTI

ASQAPC

68k

0.1u

C748

ASQDET

100k

56k

R766

MM2

R706

3.3u

/PCS
2

C621

/SYMTIM

P3

C8

R705

1.63V

LPF (MOD)

R601 1k

R621 0

25P_TXD2

100k

/BINT

R6

R1

C701

R714
100k

MOD SMF

100k

D501
1SS388F

/PSW

R2

LINE
PROTECTION

R600 1k

R5

/IGN

26P_RD

R620 1k

/INT25P

R599 1k

C12

1.63V 0

C742

R755

33A_2

R598 1k

R618 1k
R619 1k

R753

D702
HSC119

9
OPT11

C11

VSS

R748

33GPS

/OVRB

T9

D12

6
5

0V

SDO0

13

D

V9

3
4

IC702
TC75W51FK(F)

L518

80C

11

C801
1u

/INAMT

R823

2

/SCSW
R676

U9

R683 0

1

33M
R625

V10

R682 0

/INAMT

100k

R622 0

R624

T7

2

1.63V

2

7

1k

R7

8

VDD

LPF/SUM AMP

50C

SBC

D

R725
68k

1.63V

R765

R681 0

0.01u

8

1

OPT10

R8

1

1

L507

U8

1

470k

R677

R680 0

C536

MOD

B6
A6

1.31V

1.65V

D

/H_L

C6

0

68k

C712

BSHIFT

R716

0.1u

R722

100k

C531

R596

C532

470k

R581

0.1u

VC

1.31V

IC706
TC75W51FK(F)

MIC

1k

THP

VAGC

VCC

D

R594
1k

1

0.01u

D

R610

1k

R607

1k
RFAGC

4

C707

C732

REVERSW
CURRENT
PREVENTION
(PCS RF)

11

SQ VOLTAGE
CONTROL

1.63V
MIC AA

100k

B5

11

/INAMT

TXD1

SCBSY

1

GND

R : 0V
T : 1.63V

C710

1SS416
0.01u

L521
BSHIFT

11

3.28V

C729
0.1u

MM

R701

2

6

oUTPUT

2

0.1u

15M

11

R825
10k

OPT10

2nd IF BUFF

R710

L511

E8

INHN

3

ASQDET

D

1.48V

XTN

2

oUTY

AND
(PCS RF/HD2)

C569 100p

E9

XT

C530
0.01u

BUFFER AMP
(18.432MHz)

C560 1u

F14

VDD

X502
18.432MHz

3

VSS

0.01u

G14

C528

C559 0.01u

50R

33A_2

33A_2

IF_DET

33A_2

33GPS

33M

50C

80C

33M
33A_2

L508

M14

6

Q

3

IFVR

IFADCN

D1

E3

IFADCP
E2

C558 0.1u

OPT10

SB

RXD1

1

RSSI

2
5

6

N14

5

1

R503 1k
6

ASQAPC
R605

RST
2

5

P10

C557 0.1u

4

R692 100k

1
/FRST

2
5

C556 0.1u

IC508
SM5023CNDH-G

2

9

9

SCBSY
9

C541
0.1u

9

TONE

BEEP

MOD

MIC

1

P9

3.31V

C542
10u6.3
+

1k

ADC2

FCDADC
D2
R845

ADC3

G1
R608 1k

R606 10k

G2

IFR

DAC0

ADC0

SQDAC

R604
0

R602
1k
OPT11

OPT6

OPT5

OPT10SEL

OPT4

OPT2

OPT7

OPT8

OPT3

OPT1

1k

R597

E1

F2

F1

C2

BooT

TEST3

V3

L15

TEST2

TEST1

L17

N16

TEST0

RSTo

G18

R17

RST

BSCAN0

BSCAN1

P18

E16

RTCK

U13

H17

TRST

TCK

T13

U14

TDo

TDI

TMS

R11

R10

R12

TI

V8

PWM2

PWM1

P4

KEYo4

R4

KEYo3

U12

KEYo2

V13

KEYo1

T12

KEYo0

U11

V12

KEYI4

KEYI3

T11

U10

KEYI2

KEYI1

R9

V11

KEYI0

MICADC1

L2

T10

MoDDAC
K3

K2

K1

MICVR
J3

ADC9

1

SB

D901
AVRM16080MAAB

6

RXAF

R687 4.7k

C555 0.1u

11

BUFFER AMP
(2nd IF DET)

OPT10

RXEI

33A_2

AGCDAC

R691 100k

1

9

MCCK0

C554 0.1u

N5

1.65V
D503

4

GND

9

D
9

2

RXEO

100p

J1

D

MCI0

M5

3.31V
5

VCC

2 INA
3

D

I2CCK

2

0

C535
10u6.3
+

I2CDT
R611
1M

9

J2

9

MICADC0

MCo0

TXD3

SPDAC

MCCS0

RXD2
ADC8

TXD2

3.31V

OPT3

MCCK1

C552 1u

1 INB

E7

C545 100p

RXD1

E13

IC511
TC7SH08FU-F

2

TXD1

MCI1

C551 0.01u

OPT1

MCo1

C550 0.1u

H14

33M_4

C543 100p

CTS0

L14

33M_4

1

MCCX1

C549 0.1u

R915
0

470p

MCCR1

RTS0

ADC7

T14

RXD0

H3

V14

TXD0

MCCK2

C548 0.1u

C814

VoINT

C547 0.1u

P6

1M

VFRM

HRADY
HDS2

L5

P11

R684

RSSIT

CS0

ADC6

T15
V15

2

2

E10

R629

PSRPLL

CS1

2

L903

K14

P13

P12

P8

P7

B3

J14
DGND4

DGND5

DGND6

DGND7

DGND8

DGND9

C4

A5

DGND11

DGND10

C17

U16

D3

E4

T2

DGND13

DGND12

DGND14

DGND15

AVCC1

AVCC2

V16

F4

AVCC4

NC36

G4

H4

AVCC6

AVCC5

K4

T3

NC35

AVCC8

CS2

H2

U15

15M

33M

C540
1u

C539
0.01u

C538
0.1u

C537
0.1u
M1

L3

AVCC9

E5

U3

NC34

AVCC10

AGND3

AGND2

H5

F5

J5

K5

G5

AGND4

AGND5

AGND6

L1

E6

PSRIF

5

2

3

4

AGND7

AGND8

AGND9

A2

B1

B2

A17

A1
NC1

NC2

NC3

NC4

B17

B18

U17

U18

V17

V18

U1

U2

V1

V2

A3

C3

C5

B16

A18

NC6

NC5

NC7

NC8

NC9

NC10

NC11

NC12

NC13

NC14

NC15

NC16

NC17

NC18

NC19

D6

D4

NC21

NC20

NC23

NC22

F15

C16

R13

T16

T17

N4

T1

C18

NC24

NC25

NC26

NC27

NC28

NC29

F3

ADC1

NC30

CS3

D

C534

R593

R590 0

R595 0

R592 0

R588 0

R589 0

R586 0

R585 0

R582 0

R583 0

R579 0

R580 0

MICIR

PSRRF

R14

SCBSY

/SCRST

BCLKX2

INT3

BCLKR2
BDX2

HD7

BDR2

RXSLT

CS4

I2CCK

L506
CN549

R576 0

R578 0
D

5

2

6

2

7

2

8

1

9

2

1

10

2

1

T18
R16
R15

I2CDT

11

2

1

RXRVE

BLE

32K
12

2

1

0.01u

13

2

1

BHE

oUTY

14

2

1

PSTPLL

8

15

2

1

PSTIF

READ

RXD3

6

SCTXD

16

2

1

PSTPA

WRITE

R688 4.7k

19

2

1

DT15

SCRXD

20

2

1

5

R18

3.31V

17

470p

2

1

TMoD

C533
0.1u

2

C527

2

DT14

BLVL

2

5
4

GND

TRAMP

MPL

VCC

2 INA

DT13

R591
1k

2

18

/BFSX2

560k

2

TXRVE

R568 1k

1

10k

1 G

DT12

THP2

1

BUFFER AMP
(OP : 20PIN BER CLK/BER DATA)

FSDET

ADC5

RXD2

7

5

SYMTIM

DT11

H1

TXD2

6

1

BFSR2

7

R575

7

DT10

CV

6

SCBSY
7

SIMDT

R587 1k

/WR

/CS3

HD7

/SCRST

1

DT9

I2CCK

BCLKX0

SIMCK

DT8

W_/N

6

AMT

BCLKX0

SIMRST

DT7

ADC4

TXD1

RST

0.1u

BCLKR0

GPIo0

DT6

SPCS12

RTS0

RXD1

BCLKR0

DT5

G3

TXD0
RXD0
CTS0

R560
0

GPIo1

MCCS2

AIO6

6

GPIo2

DT3
DT4

MCo2

BUFFER AMP
(BER CLK/BER DATA)

6

B12
D14

GPIo3

A2

D

SCTAM1

/HDS2

CPU

2

470k

GND

/HRDY
AIO7

DT2

E11

100p

A5

A7

A4

A2

470k

Y1 5

DT1

IC510

T5

33M

G2 6

B13
A14

/CS0

GPIo4

SPCS11

R685
100k

3 Y2
4

/CS2

8
50C

7

GPIo5

DT0

U6

0

4.99V
8

C13

ADD21

SPo1

R543

N1

VCC

2 A1

D13

/CS3

IC509
TC7WT125FUF

GPIo6

ADD20

SPI1

8

GPIo7

ADD19

SPCS10

N2

B14
A13

1 G1

M3

A15

C14

N3
R542 100k

E15

GPIo8

ADD18

E12

R614

WE

B3

A2

DQ4

B2

A6

A8

B1

A5

A6

A8

A6

A3
R522

0.01u

D

D15

A16

/RD

J4

D5
D6
E6

F1

F3

E1
VCC2

VSS2

DQ6

F4

NC3

NC2

F6

DQ2
A3

A4

CE2

A1

A0

A12

D15
/WR

8

C521

BCLKR2

K4

6

D14

8

/MCCSRCN

L4

INTRA

VSS

D13

ADD17

T8

/WP

/FRST

5

7

IFIR

/RD
D2

D7
G2

G3

G1

DQ7

oE

CE
A0
A1

A2

A1

A0
A12

B6

A8
B5

0
A8

R509

A4

A17

A13

A9
3

CLKC

8

C15

GPIo9

V7

RESET

WP/ACC

B3

A3

E1

E3

E2

DQ0

E4

DQ5

DQ2

E5

A16

DQ7
A17

A4

B2

B1

A13

A6

A5

A9

WE

A4

CD

INTRB

D12

8

B15
D16

GPIo10

ADD16

/PCS

VSS

D

BFSR2

M4

2

OSCOUT

9

D17

GPIo11

ADD15

SDO1

D

MCDOCN

N4

4

SDA

D11

ADD14

SPCK1

100k

0.01u

3

OSCIN

D10
33BU

DVDD1

SPCS02

oUTY
C522

4

SCL

3.31V

10

DVDD2

ADD13

V6

GND

VoUT

VIN

VDD

32KOUT

2
1

4

R544

1

DVDD3

ADD12

T4

BDR2

5

R545
0

DVDD4

ADD11

U7

M5

RESET (CPU)
IC506
XC6109C29ANN

ADD10

STSW

N5

3

F16
D18

D9

DVDD5

SCK1

VCC

E18
E17

DVDD6

ADD9

SPo0

BCLKX2

1

7

33A_2

33A_2

33BU
50C
1 INB

1

470k
C327

D5

D8

3.31V
2 INA

K6

3.31V

F17
G16

D6

IC507
TC7SH126FU-F

0
R921

D3

D0

D5

D7

D2

D10

D12

D8
E6

F1

DQ8

CE

F2

F4

F3

DQ10

F5

NC

DQ12
RY/BY

A7

A3
A1

A3

A2

B4

1u

C501
1u

C502

DQ14

F6

L6

IC505
TC7SH08FU-F
6

100k
C513

RXC

C511
0.1

0.1u

C509

0.1u

R557 100k
/MCCSXCN

R696
100k

F18

D3

ADD8

SPCS01

C517 0.1u

M6

H15

G15

D7

/BER_EN

FL : 3.70V
FC : 6.16V
FH : 9.21V

R310

D1

D4

RTC

J16

H16

D2

IC504
RV5C386A

P15

DVDD7

/WP

N6

33M_1
C507

R556 100k

R554 100k

C824 1000p

R552 100k

M7

DELAY

N15

ADD7

SPI0

BFSR1

BDR1

/BFSX2
R541 100

RFAGC

TV1

TV2

W_/V

D

J15
K15
M15

G17

D0

33M
R540 100

/MCCSAF
MCDOAF
MCSCKCN

15M_1

5

A20

5

5

D
VAGC

A19

D4

M2

CVSS4

DVDD2

L3

M1

MP_MC
L1

L2

100k

3

BUFFER AMP
(RSSI/VAGC)

A18

3
/WR

9
R531

BIo
K3
R529 0

HoLD

IAQ

HoLDA

K1

K2

R527
100k

J4

XF

MSC

J3

J2

IoSTRB

MSTRB

J1

H4

R_W

IS

H3

H2

DS

PS

H1

100k

G4

READY

HR_W

HCS

G1

R516

G3

G2

CVDD2

F1

CVSS3

DVSS1

HAS

F3

F2

100k

CVDD1

F4

E1

A15

R512

A15

A14

A13

E3

E2

E4

A13

A14

A12

A11

D1

A12

D2

0
A11

A10

HD7
D3

A10
R507

D4

DVDD1

CVSS2

C1

A22

B1

A1

CVSS1

100p
8T
8p
1SV286F

R539 0

4

BUFFER AMP
(BPF TUNE)

A17

P16

ADD6

DVDD8

SPCS00

68n
C323
L224
C322
100k

3

A16

3

470p

D213

4p

C321

2p

R316

10p
1SV286F

CVSS6

A15

M16

DVDD9

ADD5

V5

DVSS5

A14

A2

L16

DVDD10

ADD4

U4

BCLKR0

DVSS9

A13

K16

ADD3

SDO0

CVDD7
A21

A11
A12

DVDIo1

/EVCS

BCLKR2

A10
4

P17

DVDIo2

ADD2

SDT

BFSR0

A9

C1

3

R504

MCDICN

N7

K5

A6

B4

N17

DGND1

DVDIo3

ADD1

T6

BFSR2

A8

C2

A9

ADD0

U5

BDR0

A7

A4

A8

D0

DGND2

DVDIo5

TONESW

A6

A14

A18

B6
B5

DGND3

DVDIo4

SCK

HCNTL1

R538 100

C516 0.1u

L5

A7

K17
M17

2

3.28V

USRCKI

SPCK0

BDR2

A5

DQ0

A7

D5

2

1k

CKo

V4

BCLKX0

A4

A12
A13

C1

J17

33A

DVDIo6

SCK0

HD6

H6

DQ5

N18

2

X2_CLKIN

0

DVDIo7

I2CDT

BCLKX2

A14

H5

SRAM

A6

M18

R603

3.29V

DSPCK

RXD3

CVSS7

A3

A10

H4

C3

NC1

A11

A5

ASQDET

32I

A9

A2

C3

A13

A10

A4

D1

C4

A5

IC503

A3

C6

L18

LCD

HD2
SB

XTALo

C10

HINT

C4

A12

A9

D1

J18
K18

X2_CLKIN

OPT10

1M

CVDD4

A1

C5

A1
A14

H3

DQ1

A2

A11
H18

HD2

X2_CLKIN

XTALI

R612

A0

A11

VSS1

DQ3

0.01u

BFSX0

DVDD6

A5

H2

A15

8

X501
32768Hz

BFSX2

A10

47k

HRDY

HDS2

BDX2

K7
L7

A20

R561

DVSS8

A2

A9

H1

A1
VCC1

/RINT

DVDD4

VSS2

32K
I2CCK
I2CDT

DSP

A6

G6

A0
L522

D6

A16

4

N8

IC502

DQ6

R558 100k

K8

M8

A18

C523

HD0
DVSS6

CVDD6

A21

DQ4

0.01u

HD5

DQ3

G5

A15

A19

D1
C6

B11
/HINT

C515
1u

/DWUP

M9

L8

D2

A10

DQ1

/SYMTIM

L9

D3

A14

G4

A11

D4

A1

FLASH ROM

/WR

BDX0

DQ15
VSS1

A15

D5

A10
A12

/RINT

A16

D6

A5

IC501

A3

BDX2

DQ13

A7

D14

A20

/DINT

K9

N9

VCC

100

IACK

N10

A19

D

INT3

M10

H6

DQ11

0.01u

HBIL

D13

L10

H5

L905

HD4

H3
H4

D6

C518 1u

H1

A11

B4

32K

D

3.31V

3

A4

5

L904

NMI

FSDET

G6
H2

D3
D4

R537 0

G5

R551

INT0

D12

D15

G4

A15

DQ9

R569
22

HD2

R577

100k

5

4

oE

100k

D11

N11

D13

D1

MCSCKAF

R553

M13

L12

N13
BFSX1

BDX1

DVSS2

DVDD3

INT1

M11

D11

L501

6

G3

C520

R697 0
L13

K10

CLKMD1

R528 0

R698 0
K12

K11
CLKMD2

K13
HPI16

CLKMD3

D10

BCLKR1

2

/CS2

/CS0

/RD

D14
C514
0.1u

R525
100k
47k
R524 0
J10

HD2

R521

J11

ToUT

EMU0

J12

R520
47k
H10

H11

H12

H13

G12

G13

J13
EMU1_oFF

TDo

TDI

TRST

TCK

TMS

CVSS5

HPIENA

CVDD3

G11

0
G10

F12

F11

F13

DVSS3

X1

HD3

CLKoUT

R511

22
R514
F10

E13

X2_CLKIN

D1

D0
E12

E11

E10

D1

D0

RS

D3

D2

D13

D2

D5

A16

D4

D3

D12

D11

D5

D4

C13

C12

A16

INT3
INT2

HDS1

R720

3

4

5

ASQDET

3

C529

C3

CVDD5

D8
D9

D15

G1
G2

D9

R695 100k

B3

HD1

D6

R536 0

L11

R694 100k

A3

5

3

X2_CLKIN

4

150

C4

DVDD5

N12

R567

B4

CVSS8

M12

R693 100k

A4

B2

3

C320

0

C317
D212

R314

100k

R315

470p

C316

SCTAM1

/HINT
/HRDY
R515
100k

0

470k
R841

C508
D5

BCLKX1

D7

/MCCSAF
3.31V

DVSS7

CVSS9

4

MCDIAF

R533 0

R686 100k

2.7n
12p

4p

C5

3

A16

INPUTR302

10k

5

V+
INPUT+

R296

B5

A2

0.1u

VARI-CAP TUNE

100k

R301

V-

3

0.1u

C302

A9

A5

R532 100

A20

CVSS10

HD2
R572 22

X2_CLKIN

A0

R584
0

HVC131
L228

A8

100k

R288
R289

100

2

100k

BUFFER AMP
(BPF TUNE)

R291

10k

R285

INPUT-

1 OUTPUT

14.33V

4
INPUT+

C319
2p

C335
12p
C318

C310
33p

68n
L223
8T

0

L222

R317

0

R303

270k

V+

3

0.1u

5

C324

C325
L225

18k

R306
R307

R313

5p

IC206
LMC7101BIM5
R290

V-

A6
A7

D6

A19

HD2

4

5

0.1u

C247

470p

47p

100k
C244

R246

3.29V

C245

VDD

1

2
C289

470k

R248

0

3

7

R282
0

4
R342

VSS

150C

2

8

RSSI

IF_DET

6
100k

47p

0.1u

5

10k
R239

C334

2.2k

R238

0.01u

R229

C236

IN

C239

oUT
R222

18k

R221

0

C230
0.1u

0.1u

BUFFER AMP
(2nd IF DET)

CF203
450kHz

2.2k

R220
1.39V

1.39V

1 OUTPUT

14.33V

IC203
TC75W51FK(F)

A5

D212,213

IC205
LMC7101BIM5

47k

10k
0.01u

VINVIN+

VSS
3

2

R218

4

5
VDD
1 VoUT

IC201
MCP6021-E/OT

1k

C224

33A_2
4.95V
R211

22k

0.1u

10

R228

13

R209
C213

50R

FL : 1.60V
FC : 3.69V
FH : 5.64V

D216

470p

C347
0

R297

18n
470p

C307

R299

220

5T

C315

100k

10k

14

470p

C292

R234

1000p
R510

C512
0.1u

THP2

MPL
50R

80R
L230
470p

C308

L221

Q210
2SC3357-A

10p
2.62V

1SV286F 22p

7p

L219
D210

3.37V

5

15M_1

HCNTL0

LNA

C301

0

A4

C505

470p

100k
C298

R287

C299

C297

R294

A3

C6

C11

A17

0

R156

100p

C157

0
5T

L218
D209
470p

R286

C294

100k

C295

10p

C293

5T

L217
C290
D208
470p

100k

R284

1SV286F 18p

5p

C287

5T

C288

R283

0.74V

D207

C285

L216

470p

470p

C278

68

1st
MIXER

0.93V

1SV286F 22p

0

C281
8p

0

R279

C283

470p

R277

C296
7p

1SV286F 18p

1k

R276

4

RX

100k

S2

RX

C291
7p

B8

B6
A0
A1

18k

150C

33A_2
2.2k

R271
D2

R270

0.01u

C268

0

0.01u

0

S1

C279

C262
0.01u

R263

C265

R321

1p

0
C256

1

2

6
4

5

1p

C243

0.01u

3
C252

R257

IN

D1

5

0

1st
IF AMP

3

oUT

180

C246
0.01u

C212

W : 3.27V
N : 0.02V

470p

C263

470p

C242

R242

220
100

L207

560n
R243

C238

0.01u

1st
IF AMP

R230

0

R212

C358

W : 0V
N : 3.29V

100k

Q205
2SC3356(R23)

C233 1u

AMDETo

C229

FMDETo

0.01u

Q204
2SC3356(R23)

0

R256

G2

C286
7p

C8

A6

0.1u

22k

17

R224 10k

AMSW

R245

R320

G1

L215
L39-1498-05

6

470p

0

C240

2

XF202
58.05MHz
R250

RX

1

VARI-CAP TUNE

C284

1u

C338 0.1u

QUADi

100

L205

R235
0
C341 R334

RSSIo 15

LIMo

560n
R232

0.01u

C339

R226

270k

D207-210
IC204
SPM5001

4.33V

A9
D8

A7

C506

8.01V

B9

D7

/HDS2

ANTENNA
SWITCH

C9

C7

2

L212
L39-1498-05

470p

L208
FMIFdecp2

C221

0.01u

C336

5.6k

2.7k
Q212
EMD9

R329

0.1u

12

10k

NAMPi 19

RFAGCo 16

10u

R219

R223

AGCAMPo

RX

L211

47

L210
L39-1498-05

0.74V

47k

C333

R331

oUT

FMIFdecp1

C226

10u

0.1u

10

NAMPo 20

AGC 18

FMIFi

11

R208
15k

IN

C227 82p

R215

22k

1.5k

9

D202
DAN235E

R206

R344

0.1u

C219 4.7u

L79-1850-05

3.3k

C332

C343

CD201

8

AMIFdecp

100k

1000p

1.8k

R325

1.8k

R324

C342

CF SW
(W/N)

C218 4.7u

AMIFi

10u

22k

R205
C331
0.1u

6
7

R237

0.01u

FM_DET

R328

VCO_MOD,/T_R

W_/N

0

oUT

10

R330
Q202
DTC144EE

22k

0.1u

R202
R203

47k

0.1u

IN

C217 0.1u
C228 0.1u

0

Narrow
CF202
L72-1021-05

CF SW
(W/N)

Q201
DTA114EE

SW
(W/N)

R343

0.1u

C234

0

R227 100k

COMPi 21

VCC 4.92V

5

R345

C232 0.1u

COMPo 22

MIXo

4

R338 10k

R216

4.97V

W : 0.99V
N : 1.09V

R327

15k

R201

SW
(W/N)

CF201
L72-1017-05

C330

22k

C205

0.1u

C203
0.1u

C202

R23
1k
C28

C27 0.1u

C26 100p

C23 100p

C22 100p

25

D201
DAN235E

WIDE

C225

24
RFin
GND 23

OSC
OSC

C337 0.1u

2

C231
0.01u

1

0.1u

0.1u

C210

R225 15k

0

IC202
TK10931VTL-G

R210 10

10

R21

GND

Max_out

IF IC

47k

4.34V

W : 2.89V
N : 0.29V

W : 0.99V
N : 1.09V

R268

R244

4.35V

100n

68p

68p

Q203
2SC5636

C237

0.01u

R353

BUFFER AMP
(TCXO MODULATION)

50R

L206

0.01u

220

47p

R231

47n

1

3.26V

50R

50R
50C
1k

R333

10p

L201

0

C216

330k

10p

C206

C223

C214

0.01u

C207

C348

C222

0.66V

10

R19

7
NC

8

Mod_in
23

24

Clock
22

2

100p

C18
R12
4.7k

3

0.1u

10u

4

1k
C201

C4

0.1u

22k

470p
R2

C1
2
150C

C220

3

PLD
ASSIST
CV

VOLTAGE
REGULATOR (33GPS)

L204

5

33GPS

4

C211

6

C21 100p

SCK1

NC

C208
0.01u

R332

2nd LOCAL
BUFFER AMP (X3)

C204

C11

100p

C20 100p

/PCS_RF

VOUT

0.01u
1k

100p
R207

0.01u

R5
220k

/OSC_AC_GND

OSC

9

11

12

10

OSCout

/CS

C19 100p

SDO1

CE

560n

L34

10

R16
INPUT-

TCXO_MOD

VIN
VSS

I2CDT

3

I2CCK

2

3.28V
5

L202

47

R213

R18 10

4
INPUT+

VCC_SOC

GND_OSC

Fin
VCC

Data

C15

1.65V

LD/PS1

VCCcp2

100p

R8

4.7k

39p

18p

0

5

V+

3

22k

R1

2

V-

D21

1 OUTPUT

VCCcp1

FVco

R17 10

33C

R204

22k

B13

B12

A18
-t

TH102
100k

C194
470p

470p

R146

0.1u

2

D9

A8

A2
2

A10

B7

/RD

470p

C120 R115

/H_L

MP

D15

C504

470p

C215

D14

B10

A17

C181

100p

100p

C175

C169

10k

R148

5

R140
100k

R501
100k

3

C10

DVSS4

120k

R151

100p

C180

82k

100p

R150

C172

100k

R149

100p

R145 82k

R161
3.3k

D11
D12
D13

C193

330k

Q105
DTC114EE

470p

C125

DSW

APC

THP

+B
80T

D10

100k

Q106
SW
(RF PWER H/L) 2SK1830F

80T

D8

R147

5

C158
470p

R117
10k

BUFFER AMP
(LOCAL)

D6

6
GND

100k

470p

100k

C134

3
4

0.1u

D10

D9

820k

R136
100k
R137

270k

R133

270

12p

10p

C271

R134

5

7

A11

D7

C270

4.97V
CPout1

/Fin

VCC_digital

1k

0.64V
C90

18

/FVco

21

17

CPout2

20

C13

0.01u

16

0

VCCcp 2

R15 10

C471 1u

C452 1u

TCXO MOD

3.29V

L32

IC2
LMC7101BIM5

1u
C3

IC407
XC6204B332M

50R

50C

33C

2

R346

A12

C503

TH2

2

R144

68k
47k

R119
470p

27k

18

R120

1p

6

SW
(RF PWER H/L)
100k

R123

1k

R274

2p

270

7p

R275

C280

6p

R273
R272

C275
C276

C272
C273

C267

120k

7

GND

8

V+

5

/DRST

L503

L502

D110
HSM88AS-E

33M

33M

15M
9.5T

3p

C179

3p

D109
HSM88AS-E

5p
L115

0.5p

C190

C178
6p

7p
C177

3p
C189

8p
C174

C170
0.5p

C188

3p
C171

0.5p

1p

C165
L111

2.5T
0

R143

2p

C162

L7091CER

FC-H : 2.32V
FC-L : 0.81V

C2

100p

C117

R122

R141

1

3
4

33M_1

B11

IC103
NJM2904V-ZB

3
4

4

POWER
DET

AUTO
POEWR CONTROL

8

V+

4.7u

C108
270

470p

R267

C264

4

18n

1.20V
6.8k

120

120

L214

50R

50C

/T_R

1

3
L213
15n

Q208
2SC5636
R262

100p
R341

C344

47

IC101
NJM2904V-ZB

X2_CLKIN

/BER_EN

4
C166

22p

C156

C187

C164

6p

C185

22p

100p

C153

C155

R154
300
C152

3.31V

R142
100k

AUTO
POEWR CONTROL

HD2

X2_CLKIN

3

4

3

470p
C150
47u25
+

100p
C147

47p
C145

C141

22p
C142

3.3u
330

R131

100p

22p

C135

C133
L102

1.48V

HD2

4

5

3
5

POWER
DET

3
4

5

0

A13

2

1000p

C266

22n

L209

R266
2.2k

10k

R265

C261

100p
R339

470k

10u

R340

RIPPLE
FILTER

R71

3
4

100k

470p

C269
47

R269

47k

R61

C77
470p
R : 0.02V
T : 3.31V

50C

ANT

R152

80T

80T

1k

R60

470p

C75

1u

C71

L20

4.75V

4.21V

L114
1.5T

4

T/R SW
(VCO)

Q7
SSM6L05FU-F

R : 0V
T : 0.78V

L113
1.5T

100p

RFoUTPUT

DRAINBIAS

GATEBIAS

FC-H : 13.01V
FC-L : 13.38V

ANTENNA
SWITCH

POWER
DET

D108
HSM88AS-E

L109

L106

L108

R138
300
1/4W

270

270

R125
D102

02DZ5.6F-X,Y

470p

C132

47p

C131

22p

C128

C123

100p

100p

C116

PM DRAIN BIAS
PROTECTION

120p

R : 0V
T : 1.59V

FC-H : 3.77V
FC-L : 3.34V

D106

470p

10T

39

1/4W

0

100p

0

L407CDB

L110

C136

1p

R127

C184

R121

22n

330
L103

R114

C115

10

R113

560

C112
100p

2.7k
R111

100p

4

RFINPUT
1

R116

L112
1.5T

C186

+B

100p

C110

C103

0.01u

C102
470p

470p

C260

0.01u

C257

C111

R110
22

0.1u

R261
4.7k

D103

R129

TX

0.52V
R112

100p

C107

100p

10

TX

100p

18n
7.60V

C106

R108

6.8k

33k
R107

3.3k

R101

D205

C118
6p

Q102
1.14V 2SC5455-A

ANTENNA
SWITCH

R126
39

RF DRIVE AMP

C137

6p
470
L101

100p
R109

820

820

R102

220

Q101
2SC5108(Y)F

R105
47

R68

180n

C85

470p

HVC131

330

470p

R66

100p

R : 2.81V
T : 0V

L36

50C
C98

5.6

3

-t

3.3k

TH100
100k

470p

C127
C109

7.92V

180

R59

C105

0.15V

10k

R65

470p

470p

C78

C73

470p
L23

C72

6p

C67
D14
4.7k

R55

R106

0.87V

50R

0

C65

C56

1000p

HVC131

R104

0
R70

0

4.7k

22n

L26

2.2k

R67

0

R83

470p

C104

R132

47k

R53

47k

R54

100k

R42

R103

4.80V
C84

C83

6.8k

R64

7p

1.76V

0
100k
1u

C101

X2_CLKIN

Q8
2SJ347F

Q4
2SC5383-T111

4.87V

D101

RF
PRE-DRIVE AMP

2

R69

R : 0V
T : 4.94V

R124

C81
L25

27n
100

C80

R63

180

R160

T/R
SW

R56

0
4.98V

47p

C47
R44
R45

50C

3.94V

0.5p

470k

VCO_MOD

VCO MODULATION/
BUFFER AMP (CV)

C48

C37
0.047u35
+

R32
150

47k

VSS

R158

1.19V

C76

1SV278F

C60

0.75p

L16

180n

C63

0.75p

1SV282-F
1SV282-F

D11
D12

180n

470p

C43
100k

R26

5

C35
10u20
+

68k

R28

6

4

33p

3p

470p

C41
L12

180n

8p

D4

C12

1SV325F

C45
C31

3

1k

C32
0.15u35
+

C38

0.1u

R30

100p

33p
180k

R34

10k

C82

TX

470p

C70
220n

L22
C68

R57

C64

7p

C61

0.5p

L15

220n

D9

1SV282-F
1SV282-F

220n

D10

L11

220n

8p

C8

D3

1SV325F

L13
150k

18n
270

R46

C33

R31

100p

C29

1u

C25
100p

R22 1k

R7

10k
C14

150C

0.01u

C91
C7

R10

LD/PS2

0.01u

R74

R6
4.7k

R3
330k

33C

0.22u

VOLTAGE
REGULATOR (33C)

18k

R72

0V

L1
4.7u

C10

100p

100

0.01u

R79

5
4

13
14
15

C92
0.01u

C88

oUTPUT

RXC

2.2u

470p

VoUT

GND

C449

C462

5

R37

390

PLL IC

3.31V

0.01u

6

VIN

oN/oFF NP/VREF

C450 0.01u

47k

R417

C437 0.22u

C434 1000p

C467 1u

330k

3

220

R75
R86
BUFFER AMP
(19.2MHz)
Q11
2SK1215-E(E)

3.30V

C448

DC/DC
CONVERTER
(150C)

2

1

C440 1u

CLK

R35

R13

C439 0.01u

CC/GAIN

CE/SS

1

7

22k

VIN

8

R443

VoUT/FB

12k

VSS

LSEN

180p
R441

4

EXT

C466 1u

C465 1u

C464 22p

R442

0

C461

150k
0.1u

R438

3

C460

1u

C459
4.7u16
+

C458

10

IC406
TK71733S

3.31V
L31

3.21V

1.65V

C447

Q417
SSM5H01TU

33

0

R435

1u

2

120

R82

1.65V

0

IC3

19

Q415
DTC114EE

2.7k

R4

100

1

VCC

GND

DC SW (50R)

2

C9

ADDR

VC

50C

R77

47k

R420

R425
4.7k

GND

SMBDAT

100

50R

BLVL

/OVRB

SBC

/IGN

0.01u
R434

1
R436

7.84V

68k

3.17V

100p

ALERT

6

C2

C436
10u10
+

Q409
12A02CH

R450

IC410
XC9101D09AKR

R49

1u

7

R29

R : 3.07V
T : 3.05V

C55

8

VDD

2

4.86V

C17 0.01u

3

0.01u

5

X1
19.2MHz

R : 4.96V
T : 0V

R : 0V
T : 4.96V

DC SW

R153

Q6
2SK508NV(K52)

1.65V

0

470k

BUFFER AMP
(VCO TUNE)

C16 0.01u

3.31V

VDD

C5

SMBCLK

C6

10k
10k

4

100
R919

R : 8.01V
T : 0V

DC SW (80R)

Q414
DTC114EE

14.34V
68u

INPUT-

1

47k

TX

7p

BUFFER AMP
(VCO)

L21

5p

TX
MODULATION

R25

L33

HVC131

C432
47u25
+

0.1u

R419

R424
4.7k

2

L406

L41

R27

33C

IC1
LM73CIMKX-0
R918

0.01u

Q413
DTC114EE

4.99V

3

17.5n

100p

5p

C455 0.01u

VoUT
NC

C451 2.2u

TEMP
SENSOR
TXC

R : 0V
T : 8.01V

C433 0.1u

C425 0.1u

oUT
GND

12p

CV

R76

4

DC SW (80T)

1

C457

C410

1000p

1M

C406

2

IN

1SV282-F

IC5
TC75W51FK(F)

V+
INPUT+

33C

R401
100k

1

C473
4.7u25
+
C429

R418

HSC119

1

0

L35

Q408
12A02CH

IC404
TA7805FQ

DC SW
(IGN)
Q403
DTC114TE

R403

CN403

R423
4.7k
R : 8.01V
T : 0V

VOLTAGE
REGULATOR (50C)

10k

150p

2

80T

REVERSE
CURRENT
PREVENTION
(BLVL)

R408

3

1

R : 0V
T : 7.96V

Q407
12A02CH

100k

DC SW
(SB)
SW (OVER DC
SUPPLY
PROTECTION)

R411

470p

0V

Q402
DTC114EE

2

0

80C

80R
C417
470p

1.88V

680k

R : 1.73V
T : 1.66V

1SS416

2

R81

14.30V

5

V-

R : 8.03V
T : 7.97V

3

D406
R410

D406

68k
0V

4.7u

C422

47k
R409

R404
10k

REVERSE
CURRENT
PREVENTION
D403

Q401
DTC114EE

C405

R407

C411
470p
470
02DZ18F-X,Y

R402
D401

OVER DC
SUPPLY
PROTECTION

Q404
2SJ645
DC SW
(SB)

oUT
GND

1 OUTPUT

13.72V

10M

C24 0.1u

IC403
NJM78M08FA-ZB
IN

10u

R36

C86

T/R
SW

/RST
SB

1

0

VCO TUNE
BATT CHK

VOLTAGE
REGULATOR (80C)
R : 13.55V
T : 13.02V

150k

Q9
2SC5636

180n
C69
VCO

L17

L14

22

R449

1SS388F

D411
CN405

R445
47k

470k

0

REVERSE
CURRENT
PREVENTION
(BACK UP BATTERY)

1SS388F
R426

R80

/BINT
C415
470p

Q1
2SC5383-T111

IC4
LMC7101BIM5

C79

0.5p

Q5
2SK508NV(K52)

5

4
VIN
CE

VSS

1

2

IC409
XC6205B152PRN

3

C444 1u

2.97V
D410

REVERSE
CURRENT
PREVENTION
(33BU)

50C

10k

14.34V

1k

R422
0V

0V

R433

R444
2.7k

DC SW
(33BU)

Q406
UPA672T-A

470k

R413

/BINT

3.31V

C74

Q10
2SC5636

1.79V

0.74V
R62

6p

TX VCO

C54
0.1u

CV
FC-R : 7.08V
FC-T : 6.61V

RIPPLE
FILTER

33BU

Q411
2SA1955A-F

DC SW
(33BU)

10u

DC SW
(SCTAM1)

VOLTAGE
DETECTOR (BINT)

FREQUENCY
CONTROL

C58

BYPASS
DIODE

3.31V

3.3k

R415

Q405
2SA1955A-F

C438

1

180

VCO

D4,8,11,12

D8

0

SCTAM1

C435
10u

VoUT

CD

R58

R : 0V
T : 3.47V

R85

R352

33M

2

22n

C51

D2
DA221

3
0.1u

VSS

15p

L7

1.49V

VOLTAGE
REGULATOR (15M)
C420

R405
270k
R406
100k

5

VIN

VSEN

L18

R41

BUFFER AMP
(PLL FIN)

DC SW
(50MC)

IC401
XC6108C23CMN

C59

L19
220n
C66

L40
1.44V

Q3
2SC5636
C53

5p

R47

L10

10p
0.92V

1.57V

4

1SV282-F

15M

0V

C442 0.01u

10k

R428

3.89V

DC SW
(50MC)

Q410
SSM3K15TE(F)

R421
470k

REVERSE
CURRENT
PREVENTION
(OR 33M/SBC 2)

R : 3.62V
T : 3.50V

0

L3
1u

C463

D408
1SS301F

DC SW (50IF)

5.00V

Q412
2SA1955A-F

R429
10k

VOLTAGE
REGULATOR (33A)

0V

150p

50MC

1k

NC

10u

33A_2

1.88V

R440

CE

4

470k

VSS

3

R437

VOUT

C456 0.01u

C443 1u

C441 0.01u

C426 0.01u

C424 1u

4

5
NC

2

5

1

2

CE

VSS

VoUT

VIN

IC402
XC6204B332P1

3

47k

R447

D412

VIN

C52

C49

12n
C46

L4

47p
C36

C34

3.29V

Q416
SSM6L05FU-F

C474
0.01u

1SS388F

C413 1u

C409 0.01u

1

470p

470p

3p

22k

R432

18k

R431

C39

470p

R430

120k
C454

10

L405
22uH
10u
C446
4.7u16
+

D407

IC405,D407,409

33A

3.29V

C453 1u

0

R448

10

R446

IC408
XC6204B332M

5.01V

0

R43

50C

VOLTAGE
REGULATOR (33M)

3.32V

D7

4.95V

50M
1SS388F

10u
C445

BooST

DC/DC
Converter (50M)

4.99V

R84

C44

D409

1
C468

C431 4.7u

C430 4.7u

REVERSE
PROTECTION

GND

SW

C50

5.01V

2

C475

VIN

6

L6

3

FB

0.01u

SHDN

5

CRS02-Q

4

L404

R40

100p

IC405
LT1616ES6-PBF

R : 13.57V
T : 13.07V

5A

F401

C428 100p

C427 470p

C419 1000p

CN402
SURGE
ABSORPTION

C421 0.047u

D405

DSA3A1

D404

22ZR-10D

470p

C401
1000u25
+
C403

L403

RX VCO

R : 2.14V
T : 4.26V

4p

FREQUENCY
CONTROL

+B

470p

D3,7,9,10

L402
CN401

HD2

IC102
RA30H4452M123

BUFFER AMP
(RF)

10p

R : 3.21V
T : 0V

R : 13.57V
T : 13.09V

21
DGND

21

NX-800

NX-800
INTERCONNECTION DIAGRAM

INTERCONNECTION DIAGRAM
IC102

RA30H4452M123

1

4

80C

TXI

OPT6

RXEI

TXO

RXEO

OPT7

OPT2

OPT11

DTI

OPT8

50C

OPT9

AO

GN D

AI

GN D

OPT5

DGND

OPT1O

NC

OPT4

RD

TD

OPT3

1

ANT
OPT1

1

CN595

IGN

2

GND

26 PIN BOARD TO BOARD CONNECTO
R

R152

CN403

CN705

1

SB
SPI
SPO

CN901

CN597

30

PA

1

HO R

GND

GND

GND

GND

RXD

RXD

TXD

TXD

EXT SP

GN D
6

2

5C

NC

NC

50C

SPO

GND
1

GND

GND

GND

GND

GND

GND

GND

GND

AFO

AFO

GND

GND

1
DM
HK
MIC
ME
PTT
E
SB
BLC
8

CN600

MIC

MIC

GND

GND

GND

GND

PSW

PSW

NC

NC

SB

SB

SB

SB

80C

80C

GND

GND

X57-739*-**
TX-RX UNIT

AUXIO6

AUXIO7

AUXIO7

AUXIO1

AUXIO1

AUXIO2

AUXIO2

RXD2

RXD2

TXD2

13

AUXIO4

AUXIO4

AUXIO8

AUXIO8

AUXIO5

AUXIO5

AUXIO9

A/2

SPO
SPO

TXD0

SPO

SPO

AUXO2

SPO

SPO

RXD0

SPO

SPO

GN

AUXO2
RXD0

ME

SPO
30

ME
MI2

MI2

/CS

/RES

A0

/WR

D0

D1

D2

D3

D4

D5

D6

D7

VD D

VSS

VD D

V1

V2

V3

V4

V5

GND
50C

20

DI

DI

AFO

CN905

SB

SB

SB

SB

SB

SB

SB

SB

SB

SB

SB

SB

AUXIO7
AUXIO1

11
23

GN D
AUXIO2

10
22

RXD2

AUXIO3
9

TXD2
AUXIO4

21
8

AUXIO8
AUXIO5

20

GN D

7
DEO

19
6

MI2
GN D

18
5

DI
AFO

17

AUXIO9

4
16

AUXO1
3

TXD1
AUXO2

15
2
14

RXD1
SB

1

NC

NC

20

NC

1

CN549

LCD

12
24

AUXO1
TXD0

AUXIO6
ME

25

AUXIO9

AUXO1

DEO

1

J901

AUXIO3

AUXIO3

SPO

1

30

AUXIO6

SPO

SPO

-

CN901

30

ME

ME

J901

13.6V
CN402

PRST

PRST

X54-364*-**
DISPLAY UNIT

+
CN401

SHIFT

SHIFT

B/2

CN902

X57-739*-**

INT SP

1

1

5
1

AUDIO IC

1

3

80C AV R

LA4425A
IC715

96

IC403

97

NX-800

NX-800
BLOCK DIAGRAM

BLOCK DIAGRAM
150C

50C

Q1
2SC5383-T111

DCin
(13.6V)
GND

Q4
2SC5383-T111

Ripple
FILTER

Ripple
FILTER

CN401

CN402

IC1
LM73CIMKX-0

33C

+B

F401
F53-0328-05
DCDC
Converter

50M

IC405
XC6204B332P1

3.3V AVR
3.3V AVR
SBC_2
DC SW

DC SW

Q412
2SA1955A-F

33A

1.5V AVR

Q416
SSM6L05FU

IC409
XC6205B152PRN

33A2
50MC

DC SW

Q405
2SA1955A-F

33M
SBC_2
D408
1SS301F

1.5V AVR

T/R SW

BUFF

Q11 SSM6L05FU
Q12 2SJ347F

IC4
LMC7101BIM5

VCTCXO
19.2MHz

BUFF

50C

IC3
PLL

BUFF

LOOP
FILTER

VCO
Q5,Q6
2SK508NV(K52)

DC SW

Q411
2SA1955A-F

15M

/RST

33BU

RESET

SB

PLD

/RST

IC506
XC6109C29ANLN

/BINT

Detect

IC403
NJM78M08FA-ZB

DC SW

50C

Fin

80T

Q407
12A02CH

Q10
2SC5636

D401
02DZ18F-X,Y
Q401
DTC114EE

DC SW

SBC_2

BPF

BUFF

SBC

/IGN

D201
DAN235E
DC SW

Q409
12A02CH

50R

RXC
DC SW

50IF

IF IC
IC202
TK10931VTL-G

W_/N
33C

MCF

Q204
2SC3356(R23)
IC203(1/2)
TC75W51FK(F)
VAGC
IC203(2/2)
TC75W51FK(F)
RSSI

SW

IC407
XC6204B332M

33M

THP
THP2

PWR
DET

APC

D108,109,110
HSM88AS-E

IC101,103
NJM2904V-ZB

80R

D207,208
D209,210
1SV286F

D212,213
1SV286F

BPF

LNA

Q205
2SC3356(R23)

BPF

Q210
2SC3357-A
IC712(4/8)
M62364FP-F
TV2
DAC

150C

IC712(3/8)
M62364FP-F
TV1
DAC

BUFF

150C

BUFF

IC206
LMC7101BIM5
/EVCS,SCK0,SDO0

IC205
LMC7101BIM5
/EVCS,SCK0,SDO0
50R

CD

BUFF

Q212
CD201
EMD9
L79-1850-05
Main_CLK
/RST

33GPS

IC204
SPM5001
L210,212,215
L39-1498-05

1st
MIXER

IF
AMP

Q201 DTA114EE
Q202 DTC144EE
W_/N

IC406
TK71733S

50R

XF202

CF202
(Narrow)

SW

IFC

3.3V AVR

D202
DAN235E

33C

Q416
SSM6L05FU

3.3V AVR

IF
AMP

CF
SW

CF
SW

50R

APC
MP

LPF

50C
50R

CF201
(Wide)

50C

IC404
TA7805FQ

TEMP
DET

Q208
2SC5636

150C

5V AVR

Q403
DTC114TE

ANT
LPF

ANT
SW

IC102
RA30H4452M123

2nd Local

Q203
2SC5636

IC410
XC9101D09AKR

E41-0927-05
CN403
1
2

BPF

Q102
2SC5455-A

/H_L

BUFF

Q3
2SC5636

3

Q101
2SC5108(Y)F

FINAL
AMP

/EVCS,SCK0,SDO0

50R

80R

Q408
12A02CH

RXC
DCDC
Converter

DRIVE

50R

TXC
Protect

AMP

80T

VCO_MOD

80C

IC401
XC6108C23CMN

Q9
2SC5636

AMP

D103
L407CDB
D106
L7091CER

SB

IC712(7/8)
M62364FP-F
DAC

SBC_2
8V AVR

BUFF

80T

IC5(1/2)
TC75W51FK(F)
CV
IC5(2/2)
TC75W51FK(F)

SCK1,SDO1,/PCS_RF

CN405
Buck UP Battery

T/R
SW

BUFF

80T

PREDRIVE

D101,205
HVC131

Q11
2SK1215-E(E)

IC2
LMC7101BIM5

SCTAM1

50C

/BINT

IC409
XC6205B152PRN

DC SW

15M
TCXO_MOD

ASSIST

X1
L77-3016-05

33C

IC408
XC6204B332M

Q404
2SJ645

33C

33M

IC402
XC6204B332P1

/T_R

TEMP
SENSOR

I2CCK
I2CDT

IF_DET

IC201
MCP6021-E/0T

CF203

IC705(1/2)
TC75W51FK(F)
BPF

SW

Q702
2SC5383-T111
AMP

IC705(2/2)
TC75W51FK(F)

D703
RB706-40
DET

BUFF

15M

ASQDET

Q701
SSM3K15TE(F)
RFAGC,ASSIST,DSW
/T_R,W_/N,W_/V,/H_L
SCK1,SDO1

SCTAM1 33M

CV,THP,RSSI,ASQDET
VAGC,PLD,MPL,BLVL

VCTCXO
18.432MHz

SB

BUFF

AMP

SB
450k
IC704
MCP6021-E/0T

BSHIFT
SCBSY

IC703(1/2)
TC75W51FK(F)
ASQAPC
LPF

CN549
(for production)

/SYMTIM,FSDET,/DWUP,/DINT
/MCCSRCN,/MCCSXCN,MCDOCN.MCDICN
/MCCSAF,MCDOAF,MCDIAF
MCSCKAF
IC502
DSP

HD2

APC

IC511
TC7SH08FU-F
/PCS_RF
TC7SH08FU-F
IC505

BCLKR0

R567
150

MCSCKCN

IC701
TC75S51FE(F)
RXAF
LPF

STSW
IC707
TC7W53FK(F)

/EVCS,SCK0,SDO0

SW

OPT10SEL

/SCSW
AMT

/RINT
32K

MOD

IC702(2/2)
TC75W51FK(F)
LPF

TXO

IC708
TC7W53FK(F)

IC702(1/2)
TC75W51FK(F)
LPF

SUM

IC709(2/2)
TC75W51FK(F)
AI
TONE

OPT[1-8]
OPT11

CN595
26pin Option Board

98

IC516
TC7WH126FU-F
LEVEL SHIFT
50MC

MI1

BUFF

25P_TXD2
D506,D507
1SS416
RXD2

D901 D904
D907 D908
D911 D912
VOLTEGE
PROTECT
Q901,Q902
D910,914
QSX6
02DZ18F-X,Y
CN600-CN901
D909,913
D-SUB UNIT
1SS355
IMVERTER

TXD2

RXD2
G_RXD2

TXD0
RXD0

TCXO_MOD
IC712(2/8)
M62364FP-F
DAC

VOLTEGE D906
PROTECT 02DZ18F-X,Y

50MC

CTS0
50MC
VCO_MOD

IC518
RS-232C Driver
ADM202EARNZ

RTS0
CTS0

TXD0
RTS0

DI

/EVCS,SCK0,SDO0

/PSW
MI1
ME
AFO
PBSHIFT
/PRST

X501
32.768kHz
L77-1802-05

/OVRB,/IGN,/PSW,/BINT
CTS0,RXD[0-3]
/INT25P

MUTE
Q706
2SJ243-A
MM

MI2

/EVCS,SCK0,SDO0

SPO

/RST

SB
50C

RXD0

IC712(1/8)
M62364FP-F
DAC

IC712(6/8)
M62364FP-F
DAC

5V_1
POW

33BU

TXI
TXO
RXEI
RXEO
AI
AO
DTI
OPT9
OPT10
26P_TD
26P_RD

33BU

TONESW,AMT,STSW,BEEP,TONE,/PRST
MM,MM2,INAMT,/SCSW,RTS0,PBSHIFT
TXD[0-3],IFC,TXC,RXC,SBC
OPT10SEL,/EVCS,SCK0,SDO0

AUXIO[1-9]
AUXO1
AUXO2

IC513
TC7SET08FU-F
TXD2

MM2
Q707
2SJ243-A
MUTE

SUM

IC709(1/2)
TC75W51FK(F)

IC517
I/O Expander

INAMT

D704,705 RD706F-40
Q704 2SC4738(GR)F
Q705 2SA1832(GR)F
LIMIT

/EVCS,SCK0,SDO0

I2CCK.I2CDT

IC514

VOLTEGE D905
PROTECT 02DZ18F-X,Y

SURGE
PROTECT

I2CCK
I2CDT

/INT25P

/SCSW

IC501
FLASH ROM

I2CCK
I2CDT

MI2
ME
DI
DEO
AFO

BER_CLK
BER_DATA

50C

LEVEL SHIFT
TC7WBD125AFK

Q709
DTC114EE
Q710
DTC363EU
MUTE

OPT6

DTI
IC706(1/2)
IC706(2/2)
TC75W51FK(F) TC75W51FK(F)
LPF
SUM

/EVCS,SCK0,SDO0

TXI

IC504
RTC
RV5C386A

CN705
6pin Option Connector

Ext SP JACK
J701
E11-0425-05

SPO
VREF

BUFF

IC712(5/8)
M62364FP-F
DAC
AO

33M

IC503
SRAM

HOR
PA

IC711(1/2)
TC75W51FK(F)

Q708
2SA1832(GR)F

IC713
TC7W53FK(F)

BEEP

MIC

OPT10

IC711(2/2)
TC75W51FK(F)
SUM

A[0-20],D[0-15],/RD./WR
/CS0,/CS2,/CS3,/HRDY,/WP
/FRST,/DRST,/HINT,/HDS2

/BER_EN

DEO

VREF

RXEO RXEI

BUFF

IC712(8/8)
M62364FP-F
DAC

IC710
TC7W53FK(F)

C544
100p

BCLKX0

AI
TONE
OPT9

IC510
CPU
/PCS

IC509
TC7WT125FUF

IC703(2/2)
TC75W51FK(F)
LPF

R780
100k

Main_CLK

R781
100k

15M

SPI
IC715
LA4425A

33A

SCBSY
33M

SCRXD
SCTXD

BER_CLK
BER_DATA

33A

25P_TXD2
G_RXD2

BUFF

IC512
TC7SET08FU-F
TXD1
SCTXD

50MC
IC515
LEVEL SHIFT
TC7WT126FU-F

CN556
CN557

Main_CLK

X502
L77-3015-05

SB
80C
50C
RXD1
SCRXD

IC508
SM5023CNDH-G

CN597
Display UNIT

99

NX-800

NX-800
LEVEL DIAGRAM
Radio Frequency

–118dBm

–120.5dBm

LEVEL DIAGRAM

58.05MHz

–114.5dBm

450kHz

–112.5dBm –121.5dBm –118.0dBm –104dBm

–72.0dBm

Audio Frequency

–82.0dBm –82.0dBm

186mVrms

226mVrms

226mVrms

4.00Vrms

96mVrms

ANT
RF AMP
1st MIX DBM
IC204
Q210 D207~D210

BPF

BPF

XF202

IF AMP
Q205

IF AMP
Q204

FM SYSTEM IC
IC202

MCF

(ASIC)
E1

CF

Buff AMP Buff AMP Buff AMP
Q9
Q10
Q208
RX VCO

IF AMP
IC201

CF203

IC510

(RXAF SMF)
3
4
IC701

K1

(EVOL)
VOL=20

(RX SUM)
6

IC711

7

13

IC712

(SP AMP)
14

1

IC715

4

J701

4Ω

D212,D213

CF
CF201
CF202
W:-85.5dBm
W:-92.0dBm
N:-83.0dBm
N:-93.0dBm

BPF
0dBm

0dBm

SG input level for 12dB SINAD are obtained Measured by
connecting SG to each point via a 0.01µF capacitor.

AF VTVM
AF level obtained when the AF output level is adjusted for 4.00V/4Ω
with the front panel AF VOL control. Measured with AF voltmeter
connected to the external speaker jack, receiving a –53dBm SSG
signal modulated at 1kHz, DEV. WIDE 3kHz (NARROW 1.5kHz).

5.2mVrms
4.0mVrms

MIC

48.2mVrms

(MIC SUM1)
6
7
IC709

W:244mVrms
N:122mVrms

69.2mVrms

(MIC SUM2)
6
1
IC706

(ASIC)
K2

IC510

K3

W:244mVrms
N:122mVrms

(MOD SMF)
6
1
IC702

(MOD SUM)
2
1
IC709

W:354mVrms
N:177mVrms

W:198mVrms
N:99mVrms

(EVOL)
DEV, BAL
1

IC712

3

W:198mVrms
N:99mVrms

(VCO_MOD)
6
7
IC5

(TX VCO)
Q6

MIC input : 3kHz DEV. (Wide), 1.5kHz DEV. (Narrow) at 1kHz MOD.
Transmitting frequency : Center frequency

-2.5dBm

6.5dBm

+17.5dBm

30W
ANT

Buff AMP Drive AMP Drive AMP Drive AMP
Q9
Q10
Q101
Q102
MOD

Final AMP D103,D106,
IC102
D216
SW

TX VCO
Gate
bias

MB

100

VCTCXO
19.2MHz

PC
MP

DC
AMP

DC
AMP

IC101

IC103

ANT Filter

D108 D109 D110
DET
DET
DET

101



Source Exif Data:
File Type                       : PDF
File Type Extension             : pdf
MIME Type                       : application/pdf
PDF Version                     : 1.4
Linearized                      : Yes
Encryption                      : Standard V1.2 (40-bit)
User Access                     : Print, Copy, Annotate, Fill forms, Extract, Assemble, Print high-res
Create Date                     : 2007:11:29 15:07:04+09:00
Modify Date                     : 2007:11:30 09:14:00+09:00
Subject                         : Service Manual
Keywords                        : B51-8803-00
Page Count                      : 110
Creation Date                   : 2007:11:29 15:07:04+09:00
Mod Date                        : 2007:11:30 09:14:00+09:00
Producer                        : Acrobat Distiller 5.0.1 for Macintosh
Author                          : KENWOOD
Metadata Date                   : 2007:11:30 09:14:00+09:00
Creator                         : KENWOOD
Title                           : NX-800(K)
Description                     : Service Manual
Page Mode                       : UseOutlines
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