Service Manual FW C785/22/34 FWC785

User Manual: FWC785

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Mini System

FW-C785/22/34

Service
Service
Service

Service Manual
COMPACT

TABLE OF CONTENTS

DIGITAL AUDIO

Page
Location of pc boards & Version variations ................ 1-2
Technical Specifications ............................................. 1-3
Measurement setup .................................................... 1-4
Service Aids, Safety Instruction, etc. .......................... 1-5
Disassembly Instructions & Service positions .............. 2
Service Test Programs .................................................. 3
Set Block diagram ...................................................... 4-1
Set Wiring diagram ..................................................... 4-2
Front Control Board ....................................................... 5
Front Display Board ....................................................... 6
ECO6 Tuner Board : Systems Non-Cenelec .............. 7A
ECO6 Tuner Board : Systems Cenelec ...................... 7B
ETF7 ND Tape Module .................................................. 9
ETF7 DB Tape Module ............................................... 9A
3CDC-LLC-DA11 Module ............................................ 10
MMPWR 100W Module ............................................... 11
AF9 Board .................................................................... 12
Set Mechanical Exploded view & parts list ................. 13

©

Copyright 2002 Philips Consumer Electronics B.V. Eindhoven, The Netherlands

CLASS 1
LASER PRODUCT

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise
without the prior permission of Philips.
Published by BB 0202 Service Audio

Version 1.0

Printed in The Netherlands

Subject to modification

GB

3139 785 30017

1-2

LOCATION OF PRINTED CIRCUIT BOARDS

C
B D
O
A
R

D

MAINS SOCKET
BOARD

KE

Y-C

HEADPHONE
BOARD

S
IN
MAARD
BO

T
B UN
O E
A R
R
D

DC

BO
FR
AR
D
DI ONT
SP
BO LA
AR Y
D
IR
FR
BOEYE
MEVU
AR
BOONT
D
TE
B
OA R
AR CO
R
D NT
D
RO
L

9
AF ARD
O
B

L/R AMP. & SUPPLY
BOARD

ET
BOF7
AR
D

VERSION VARIATIONS:
Type /Versions:

FW-C785

Features &
Board in used:

/22

/34

Aux in /CDR in
Line Out

x
x

x
x

x

x

Surround Out
Subwoofer Out
Digital Out
Matrix Surround
CD Text
Dolby B

x

RDS
News

x
x

x
x

Dolby Pro Logic (DPL)
Incredible Surround

x

x

ECO Power Standby (Clock Display Off)
ECO6 Tuner Board - Systems Non-Cenelec

x

x
x

ECO6 Tuner Board - Systems Cenelec
Center/Surround Channel

x

ETF7 ND Tape Module - Chapter 9
ETF7 DB Tape Module - Chapter 9A

x

Karaoke Features
Voltage Selector

x

1-3
SPECIFICATIONS
GENERAL:
Mains voltage : 110-127V/220-240V Switchable for /21/21M

AMPLIFIER:
Output power (6Ω, 1kHz, 10% THD)

120V for /37
220V for /33

L&R

220-230V for /22/34
230-240V for /30

Frequency response within -3dB : 50Hz-20kHz
Incredible Surround
: ON/OFF

Mains frequency
Power consumption

: 2 x 120W RMS

: 50/60Hz
: < 1W at ECO Power Standby

WOOX
Digital Sound Control (DSC)

: Level 1, 2, 3 & OFF
: Digital, Rock, Pop,

: 25W at Standby (DEMO mode off)
: 175W at Active

Newage, Classic, Electric
Virtual Ambience Control (VAC) : Hall, Concert, Cinema,
Disco, Arcade, Cyber

Clock accuracy
: < 4 seconds per day
Dimension centre unit : 265 x 310 x 390mm
Input sensitivity

Aux in : 500mV ± 3dB at 1kHz

TUNER:

CDR in : 1V ± 3dB at 1kHz

FM
Tuning range

: 87.5-108MHz

Grid

65.81-74MHz for /34
: 50kHz (& 30kHz for /34)

IF frequency

100kHz for /37
: 10.7MHz ± 25kHz

Output sensitivity
Line out (Left/Right) : 450mV ± 2dB at 22kΩ
Digital out : IEC 958, 44.1kHz

1)

Aerial input

: 75Ω coaxial
300Ω click fit for /37

Headphone output at 32Ω : 700mV ± 1dB
CASSETTE RECORDER:
Number of track

: 2 x 2 stereo

Sensitivity at 26dB S/N
Selectivity at 600kHz bandwidth

: < 7µV
: > 25dB

Tape speed
Wow and flutter

: 4.76 cm/sec ± 2%
: < 0.4% DIN

Image rejection
Distortion at RF=1mV, dev. 75kHz

: > 25dB
: < 3%

Fast-wind/Rewind time C60
Bias system

: 130 sec
: 78kHz ± 10kHz

-3dB Limiting point
Crosstalk at RF=1mV, dev. 40kHz

: < 8µV
: > 18dB

Rec/Pb frequency response within 8dB : 80Hz - 10kHz
Signal to Noise Ratio (Type I)
: > 48dBA
COMPACT DISC:

MW
Tuning range

: 531-1602kHz
530-1700kHz for /21/21M/37

Measurement done at output conn. of the CDC module.
Frequency response
: < ±1.5dB for 20Hz-20kHz

Grid

: 9kHz
10kHz for /21/21M/37

Output Voltage (in Vrms)
: 500mV ± 1dB unloaded
Signal to Noise Ratio (A-weighted) : > 80dBA

IF frequency
Aerial input

: 450kHz ± 1kHz
: Frame aerial

Distortion at 1kHz
Channel Unbalance

Sensitivity at 26dB S/N
Selectivity at 18kHz bandwidth

: < 4.0mV/M
: > 18dB

IF rejection
Image rejection

: > 45dB
: > 28dB

Distortion at RF=50mV, m=80%

: < 5%

LW
Tuning range

: 153-279kHz /22

Grid
IF frequency

: 3kHz
: 450kHz ± 1kHz

Aerial input
Sensitivity at 26dB S/N

: Frame aerial
: [< 6.0mV/M]

Selectivity at 18kHz bandwidth
IF rejection

: [> 24dB]
: [> 45dB]

Image rejection
Distortion at RF=50mV, m=80%

: [> 30dB]
: [< 5%]

: < 0.02%
: < ±1dB

Channel Separation (1kHz)
: >60dB
De-emphasis
: 0 or 15/50 mS (Switched by subcode
on the disc)

[....]

Values indicated are for "ECO6 Cenelec Board" only.

1)

Default setting is OFF, to switch on please refer page 3-4.

1-4

MEASUREMENT SETUP
Tuner FM
DUT
RF Generator

Bandpass
250Hz-15kHz

LF Voltmeter

e.g. 7122 707 48001

e.g. PM2534

Ri=50Ω

e.g. PM5326

S/N and distortion meter
e.g. Sound Technology ST1700B

Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).

Tuner AM (MW,LW)
DUT

Bandpass
250Hz-15kHz

LF Voltmeter

e.g. 7122 707 48001

e.g. PM2534

RF Generator
e.g. PM5326

S/N and distortion meter

Ri=50Ω

e.g. Sound Technology ST1700B

Frame aerial
e.g. 7122 707 89001

To avoid atmospheric interference all AM-measurements have to be carried out in a Faraday´s cage.
Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz).

Recorder

CD
Use Audio Signal Disc
(replaces test disc 3)

SBC429 4822 397 30184

Use Universal Test Cassette CrO2 SBC419 4822 397 30069
or Universal Test Cassette Fe
SBC420 4822 397 30071

LF Generator

DUT

e.g. PM5110

L

DUT
L
R

R

S/N and distortion meter

S/N and distortion meter
e.g. Sound Technology ST1700B

e.g. Sound Technology ST1700B

LEVEL METER
e.g. Sennheiser UPM550
with FF-filter

LEVEL METER
e.g. Sennheiser UPM550
with FF-filter

1-5

SERVICE AIDS
Service Tools:

ESD Equipment:

Universal Torx driver holder .................................. 4822 395 91019

Anti-static table mat - large 1200x650x1.25mm ... 4822 466 10953

Torx bit T10 150mm ............................................. 4822 395 50456

Anti-static table mat - small 600x650x1.25mm ..... 4822 466 10958

Torx driver set T6 - T20 ......................................... 4822 395 50145

Anti-static wristband .............................................. 4822 395 10223

Torx driver T10 extended ...................................... 4822 395 50423

Connector box (1MΩ) ............................................ 4822 320 11307
Extension cable

Cassette:
SBC419 Test cassette CrO2 ................................. 4822 397 30069

(to connect wristband to conn. box) .................. 4822 320 11305
Connecting cable

SBC420 Test cassette Fe ..................................... 4822 397 30071

(to connect table mat to conn. box) .................. 4822 320 11306

MTT150 Dolby level 200nWb/M ............................ 4822 397 30271

Earth cable (to connect product to mat or box) .... 4822 320 11308
Complete kit ESD3

Compact Disc:
SBC426/426A Test disc 5 + 5A ............................ 4822 397 30096
SBC442 Audio Burn-in Test disc 1kHz ................. 4822 397 30155
SBC429 Audio Signals disc .................................. 4822 397 30184
Dolby Pro-logic Test Disc ...................................... 4822 395 10216

HANDLING CHIP COMPONENTS

(combining all above products) ......................... 4822 320 10671
Wristband tester .................................................... 4822 344 13999

1-6

GB

NL

ESD

WARNING

Alle IC’s en vele andere halfgeleiders zijn
gevoelig voor electrostatische ontladingen
(ESD).
Onzorgvuldig behandelen tijdens reparatie kan
de levensduur drastisch doen verminderen.
Zorg ervoor dat u tijdens reparatie via een
polsband met weerstand verbonden bent met
hetzelfde potentiaal als de massa van het
apparaat.
Houd componenten en hulpmiddelen ook op
ditzelfde potentiaal.

All ICs and many other semi-conductors are
susceptible to electrostatic discharges (ESD).
Careless handling during repair can reduce life
drastically.
When repairing, make sure that you are
connected with the same potential as the mass
of the set via a wrist wrap with resistance.
Keep components and tools also at this
potential.

F

WAARSCHUWING

ATTENTION

I
Tous les IC et beaucoup d’autres
semi-conducteurs sont sensibles aux
décharges statiques (ESD).
Leur longévité pourrait être considérablement
écourtée par le fait qu’aucune précaution n’est
prise à leur manipulation.
Lors de réparations, s’assurer de bien être relié
au même potentiel que la masse de l’appareil et
enfiler le bracelet serti d’une résistance de
sécurité.
Veiller à ce que les composants ainsi que les
outils que l’on utilise soient également à ce
potentiel.

D

AVVERTIMENTO

WARNUNG

Alle ICs und viele andere Halbleiter sind
empfindlich gegenüber elektrostatischen
Entladungen (ESD).
Unsorgfältige Behandlung im Reparaturfall kan
die Lebensdauer drastisch reduzieren.
Veranlassen Sie, dass Sie im Reparaturfall über
ein Pulsarmband mit Widerstand verbunden
sind mit dem gleichen Potential wie die Masse
des Gerätes.
Bauteile und Hilfsmittel auch auf dieses gleiche
Potential halten.

Tutti IC e parecchi semi-conduttori sono
sensibili alle scariche statiche (ESD).
La loro longevità potrebbe essere fortemente
ridatta in caso di non osservazione della più
grande cauzione alla loro manipolazione.
Durante le riparazioni occorre quindi essere
collegato allo stesso potenziale che quello della
massa dell’apparecchio tramite un braccialetto
a resistenza.
Assicurarsi che i componenti e anche gli utensili
con quali si lavora siano anche a questo
potenziale.

GB
Safety regulations require that the set be restored to its original
condition and that parts which are identical with those specified,
be used.

“Pour votre sécurité, ces documents
doivent être utilisés par des spécialistes agréés, seuls habilités à réparer
votre appareil en panne”.

NL
Veiligheidsbepalingen vereisen, dat het apparaat bij reparatie in
zijn oorspronkelijke toestand wordt teruggebracht en dat onderdelen,
identiek aan de gespecificeerde, worden toegepast.

CLASS 1
LASER PRODUCT
3122 110 03420

F
Les normes de sécurité exigent que l’appareil soit remis à l’état
d’origine et que soient utiliséés les piéces de rechange identiques
à celles spécifiées.

GB

Warning !

Invisible laser radiation when open.
Avoid direct exposure to beam.

D
Bei jeder Reparatur sind die geltenden Sicherheitsvorschriften zu
beachten. Der Original zustand des Geräts darf nicht verändert werden;
für Reparaturen sind Original-Ersatzteile zu verwenden.

S

Varning !

Osynlig laserstrålning när apparaten är öppnad och spärren
är urkopplad. Betrakta ej strålen.

SF Varoitus !
I
Le norme di sicurezza esigono che l’apparecchio venga rimesso
nelle condizioni originali e che siano utilizzati i pezzi di ricambio
identici a quelli specificati.

Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina
näkymättömälle laserisäteilylle. Älä katso säteeseen!

DK Advarse !
"After servicing and before returning set to customer perform a
leakage current measurement test from all exposed metal parts to
earth ground to assure no shock hazard exist. The leakage current
must not exceed 0.5mA."

Usynlig laserstråling ved åbning når sikkerhedsafbrydere er
ude af funktion. Undgå udsaettelse for stråling.

2-1

2-1

DISMANTLING INSTRUCTIONS

Dismantling of the CDC Module and Front Panel Assembly

Dismantling of the Cassette Cover
4) Remove the Cover Tray CDC (pos 106) as indicated.

2. Twist screw driver

3. Lift up and out

Remove Cover Tray CDC

1. Place screw driver
(flat side) between
the cassette cover
& cassette door
Remove Cassette Cover

Cassette Cover

5) Loosen 2 screws A and 2 screws B to remove the CDC
Module (pos 1105) as indicated.
6) Remove 2 screws (pos 226) at the bottom to separate the
Front Panel Assembly from the Plate Bottom (pos 265).
Front View CDC

Dismantling of the CDC Module and Front Panel Assembly

1) Loosen 4 screws to remove the Cover Top (pos 255) of the
set.
2) Loosen 3 screws to remove the Panel Left (pos 253) and
3 screws to remove the Panel Right (pos 254) of the set.
3) Slide out the CDC Tray as shown in the diagram below with
the help of a flat head screw driver.

Sliding out the CDC Tray

Remove CDC Module

2-2

2-2

Dismantling of the Front Display Board and Front Control Board

Dismantling of the Rear Portion

1) Remove 1 screw C as indicated to loosen the Headphone
Board (pos 1101-B).

1) Remove 3 screws J and uncatch M1 as indicated to
loosen the AF Board (pos 1102-A).

2) Remove 5 screws D as indicated to loosen the Front
Display Board (pos 1101-A).

2) Remove 3 screws K and uncatch M2 as indicated to
loosen the Tuner Board (pos 1103).

3) Remove 9 screws E as indicated to loosen the Front
Control Board (pos 1107-A).

3) Remove 4 screws L as indicated to loosen the Panel
Rear (pos 256).

4) Remove 1 screw F as indicated to loosen the IR-Eye
Board (pos 1107-D).
5) Remove 3 screws N as indicated to loosen the VU Meter
Board (pos 1107-C).

Remove AF Board

Remove Front Display Board and Headphone Board

Remove VU Meter Board

Remove Front Control Board and IR-Eye Board

Repair Hints
Dismantling of the ETF Tape Module
1) The Knob Volume Gloss Black (pos 117) can be remove
1) Remove 6 screws G as indicated to loosen the ETF Tape

Picture 1

by inserting a strong string into the slot and pull it out in
the direction as indicated. See picture 1.

Module (pos 1104).

2) The Knob Jog Rotary (pos 140) can be remove by
inserting a strong string into the slot and pull it out in the
direction as indicated. See picture 2.

Picture 2

2-3

2-3

Repair Hints

3) During repair it is possible to disconnect the Tuner board
and CDC Module completely unless the fault is sus-

Picture 3

Service position C

pected to be in that area. This will not affect the
performance of the rest of the set.
4) Due to the short flex cable wires in the ETF Module, the
pc board should be disconnected and reconnected on
the reverse side of the tape mechanism to keep it
electrically connected during repair. See picture 3.
Note: The flex cables are very fragile, care should be taken
not to damage them during repair. After repair, be
very sure that the flex cables are inserted properly
into the flex sockets before encasing, otherwise faults
may occurs.

Service position A

Service position D

Service position B

3-1

3-1

SERVICE TEST PROGRAM

To start service test program
hold ™ & Aux
depressed while
plugging in the mains cord

S refers to Service Mode
Display shows the
ROM version
"S-Vyy"
(Main menu)

QUARTZ
TEST

TUNER
TEST
TUNER
Button pressed?

N

TUNER
Button pressed?

DISPLAY
TEST

STANDBY-ON
Button pressed?

Y

Set is in Service PLAY Mode.

Display shows Figure 1 and
switch all LEDs on (except ECO
POWER & **VU Volume LEDs),
and full VU deflection.

In case of failures, error
codes according to Table 2
will be displayed.

Figure 1

N

Service frequencies are
copied to the RAM (see Table 1)
Tuner works normally except:

The Service Play Mode is intended to
detect and identify the failures in the CD Mode.

N

Y

Display shows
12M
Output at (Front Display Board)
pin 19 of uP = 2,929.6875Hz

Display shows Figure 2
and switch alternate LEDs on
(see Table 3),
and partial VU deflection.

N

Figure 2
9
Button pressed?

N

Error code

Y

Error Description
Y

Service Mode left

E1000

Focus Error
Triggered when the focus could not be found within a certain time when starting up the CD
or when the focus is lost for a certain time during play.

E1001

Radial Error
Triggered when the radial servo is off-track for a certain time during play.

E1002

Sledge In Error
The sledge did not reach its inner position (inner-switch is still close) before approximately
6 Sec. have passed by. Inner-switch or sledge motor problem.

LEDs

PRESET

Europe
"EUR"

East Eur.
"EAS"

East Eur. Extended-band
"EAS"

USA
"USA"

Oversea
"OSE"

1

87.5MHz

87.5MHz

65.81MHz

87.5MHz

87.5MHz

2

108MHz

108MHz

108MHz

108MHz

108MHz

3

531kHz

531kHz

74MHz

530kHz

531/530kHz*

1602kHz

1602kHz

87.5MHz

1700kHz

N

9
Button pressed?

Y

4

N

2
Button pressed?

In this mode the electronics will still function
even when an error is detected so that
repair activities can be carried out.

Y

PROGRAM button

N

2
Button pressed?

N

Y

Display shows
32K
Output at (Front Display Board)
pin 19 of uP = 2048Hz

O
Button pressed?

Disconnect
Mains cord ?

N

Y

Display Tuner Version
"ccc"

yy refers to Software version number of the uProcessor
(counting up from 01 to 99)

SERVICE
PLAY MODE

O
Button pressed?

Y

V refers to Version

E1003

E1005

Sledge Out Error
The sledge did not come out of its inner position (inner-switch is still open) before approximately
250 mSec. have passed by. Inner-switch or sledge motor problem.
Jump-offtrack error
Triggered in normal play when the jump destination could not be found within a certain time.
When this error occurred, software will try to recover by initiating the jump command again.
If it is recoverable, the disc will continue to play.

1602/1700kHz*
E1006

5

558kHz

558kHz

531kHz

560kHz

558/560kHz*

6

1494kHz

1494kHz

1602kHz

1500kHz

1494/1500kHz*

7

153kHz

87.5MHz

558kHz

98MHz

87.5/98MHz*

8

279kHz

87.5MHz

1494kHz

87.5MHz

87.5MHz

9

198kHz

87.5MHz

98MHz

87.5MHz

87.5MHz

10

98MHz

87.5MHz

70.01MHz

87.5MHz

87.5MHz

11

87.5MHz

98MHz

65.81MHz

87.5MHz

98/87.5MHz*

E1007

PLL Error
The Phase Lock Loop could not lock within a certain time.

E1008

Turntable Motor Error
Generated when the CD could not reached 75% of speed during startup within a certain time.
Discmotor problem.

E1020

E1070
Table 1

Note: * Depending on the selected grid frequency (9 or 10kHz)
By holding the TUNER and R buttons depressed while switching on the Mains supply, one
of the undermentioned features will be activated:
- the tuning grid frequency is toggled between 9kHz and 10kHz for the Oversea (/21) version.
- the extended FM1 (65.81MHz - 74MHz) is toggled on and off for East Eur. (/34) version.

Subcode Error
Triggered when a new subcode was missing for a certain time during play.

E1071

E1079

Focus Search Error
The focus point has not been found within a certain time.
The carousel switch is not open within certain time. This can happen when either the switch is
defective and closed all the time, or when the carousel is blocked when located exactly at a
disc position.
The carousel position switch did not close within a certain time. This can happen when the
switch is defective and never closes electrically, or when the carousel is blocked in between
two disc positions. The time-out is approximately 5 Sec.
The drawer could not enter the inside position is opening again. This can be caused because
the drawer is blocked by something and cannot go fully inside, or the drawer switch is defective
and does not close.

FW-C500 , FW-C550 FW-C700 , FW-C720
FW-C555
FW-C780 , FW-C785
FW-C788 , FW-C798

FW-P750

DISC 1

On

On

On

DISC 3

On

On

On

TAPE

On

On

On

TUNER

On

On

On

CENTRE

On

SURROUND LEFT

On

STEREO RIGHT

On

VAC

On

DBB

On

VU BACK LIGHT

On

On

On

**VU VOLUME

On

On

On

On

On
On

** Only applicable for set with VU Volume LED.

Various
other Tests

Table 3

TEST
EEPROM TEST

Activated with
R
9 to Exit

ACTION
A test pattern will be sent to the EEPROM.
"PASS" is displayed if the uProcessor read back the
test pattern correctly, otherwise "FAIL" will be displayed.

EEPROM FORMAT
TEST

Q

Load default data. Display shows "NEW" for 1 second.
Caution!
All presets from the customer will be lost!!

DEMO TOGGLE

DSC

Pressing this button will toggle between DEMO ON and
DEMO OFF. The DEMO status will scroll once across
the Display.

ROTARY
ENCODER TEST

LEAVE SERVICE
TESTPROGRAM

Rotary Volume Knob Display shows value for 2 seconds.
or
Values increases or decreases in steps of 1 until 0 (Min.)
Jog Shuttle Knob
or 40 (Max.) is reached.
Disconnect
mains cord

Table 2
Mini2001/Mini2002 FW-C5xx/7xx Service Test Program (dd wk0151)

4-1

4-1

SET BLOCK DIAGRAM

75 ohm
COAX1 (FROM CDC)

Vpp 0.5V

NOTE :

DIG
OUT

MAIN SIGNAL PATH

DIG

MEASUREMENTS ARE IN AUX MODE :
XX mV
YY dBA

LEVELS AT MAX VOL

ZZ dB

HEADROOM (1% THD) WRT TO LEVEL AT MAX VOL

DIG

AUX 500mV

S/N AT 500mW

AUX

D

A

A

CDR 1V
+12V_A
MIC

A
A
+9V1
REG.

250mV

CDC

SSL

DPL

A
A

M
D
-VKK

-CMOS
REG.

D DIG

-CMOS
-9V

A
Attn
-8.5 dB

125mV

TUNER
A

A
LOW_PW_SPLY

+5V6
CON

TAPE
M

Audio

IS
Interface

Signal
Proc.

500mV
76dBA

3dB

16dB

650mV
78dBA

VREF
A

A

DPL

D

3.2dB

-Vkk
Mute1

Mute
CCT

SA_OUT

FIS or
SIS Filter
CCT

2.1V
Mute
CCT

Line Out
From other
Chan.

H/P
A

A

A

775mV

3dB

2.50V
85dBA

H/P Amp

26mV
SSL

A

DPL/

1.90V
67dBA

A

125mV
+5V
REG.

Mute_SW
Mute_SW_FR

500mV

A

A

-Vkk
Mute2

A

SUBWOOFER
CCT

A
S/W OUT
A

From other
Chan.
A

Mute_SW_FR

H/P
1.25V
86dBA
3.5dBA

D

(Blue Strip)
(wOOx)
(BassTreble)

Block_Diagram (3139 119 33780) dd wk0138

4-2

4-2

1

1404

1

1412
1403

1409

1

TP_ADC2
TP_ADC1
GND
+F
TP_SH_CLK
TP_SH_DATA
TP_SH_STR

FRONT
DISPLAY/u-P

1406
19p

( 1101 )

16

19

23
1404 1402
1

1405

1408
1

7

1407

1

1411
1402

1406

1408

FFC AD 11p 180
( For C5xx & C7xx only )
or
FFC AD 15p 180
( For P750 only )

FFC AD 07p 180

HR 3p/100/3p OE

20

11

1

1
TP_ADC2
TP_ADC1
GND
+F
TP_SH_CLK
TP_SH_DATA
TP_SH_STR

+5V6_Con
GND_B
RC5

( 1107 )
IR Receiver

15

1701

1706

1702

7

GND_M
+11V_M

1701
HR 02p/180/02p HR

1703

ETF7

1901
SMF 1P/180/1P SRA
VCD OUT
(CVBS)

AF9
( 1102 )

1803

CD-CHANGER ( 1105 )
20
1

1809

CVBS
GND_D

1509
HR 2P/280/2P

CBLE STO-8 1P/280/1P OE
1

ECHO I/P
MPEG GND
MIC_DET
48

1

1805

23

1503
FFC BD 15p 180
( For C5xx & P750 )
or
FFC BD 19p 180
( For C7xx only )

1

+KARA
VCD_IN1
AGND
VCD_IN2
MIC_DET

CD_Left
GND_A_CD
3CDC-LC / 3CDC-L2C
CD_Right
+5V_CD
GND_M
+11V_M
SW_INFO
CD_SH_STR
CD_SH_CLK
SHR_DATA
SICL
DSA_DATA CD_SH_DATA
DSA_ACK
SILD
GND_D_VCD
GND_D_CD
CD_PORE
DSA_STR
GND_D_CD
COAX1
1603
MPEG01B
COAX2
SHIELD
CVBS
GND_D
GND_D_COAX
SRDT
1602
DQSY
ECHO I/P
uP_CLK
MPEG GND
GND_D_CDTEXT
MIC_DET

5

1705

VCD GND ISOLATOR

(1109)

1508
HR 3P/280/3P

1

COAX
DIGITAL OUT

LS

1315
1

1330
1

( Only for FW-C720 )

*1200

AF9/AF10

1259/60/61 (11p/12p/13p )
1
AMP_LEFT
GND_AA
AMP_RIGHT
NTC
LOW_PWR_CTRL
PWR_DN
CLIPPING
AMP_ON
-VKK
F1
F2
AMP_CS_DC
VCD_ON
DVD_ON
14
*1306 (13p)

1206 1203 1201 1205
1

#1300
1202
FFC AD 11p 220
( For C 5xx & 7xx )
or
FFC AD 12p 220
( For P750 only )
or
*FFC AD 13p 220
11 ( For VCD only )

12
13
14

1204 1202
LOW_PWR_SPLY
+11V_A
GND_A
+11V_M
GND_M
+5V6
GND_D
5V_VCD

1
#1301
1201

7

AF10 for Mini 2002 Power Booster Model only

1506
GND_M
+11V_M

15211522 1523
1
CD_Left
1525 GND_A_CD
1 CD_Right
+5V_CD
GND_M
+11V_M
SW_INFO
CD_SH_STR
CD_SH_CLK
SICL
SHR_DATA
CD_SH_DATA DSA_DATA
SILD
DSA_ACK
9
GND_D_CD
GND_D_VCD
CD_PORE
DSA_STR
GND_D_CD
15
COAX1
COAX2
SHIELD
GND_D_COAX
19
SRDT
DQSY
uP_CLK
GND_D_CDTEXT
1550
23
Power Booster Out

DPL_LEFT
GND_A
DPL_RIGHT
SS_RIGHT
GND_A
SS_LEFT
+11V_A
DPL_STR
DPL_VOL_CLK
GND_D
DPL_DATA
DPL_CLK
AMP_ON
AMP_CS_DC

MATRIX SURR ( 1108 )

*1308
*1302
12511250
1
A1
B1
GND_D
GND_D
B2
A2
+D
GND
+D2

1
-VKK
1262/3 (7p/8p)
F1
1
F2
LOW_PWR_SPLY
PWR_DN
+11V_A
NTC
GND_A
L_PWR_CTRL
+11V_M
L_PWR_S
GND_M
+5V6
1252
GND_D
*1304
5V_VCD
8
L/R+SUP/POWER-BOARD
*1310 (8p)

HR 07p/220/07p HR
( For C5xx & C7xx )
or
*HR 08p/220/08p HR
( For VCD only )

8

( 1102 )

TP_REC_LEFT
TP_REC_RIGHT
GND_A_TP
TP_LEFT
+11V_A
TP_RIGHT
-CMOS

FFC AD 07p 220

1

( 1104 )
TAPE DD

1

1321
*1307

+FAN
GND

HR 04p/340/04p HR

AMP_LEFT
GND_AA
AMP_RIGHT
NTC
LOW_PWR_CTRL
PWR_DN
CLIPPING
AMP_ON
-VKK
F1
F2
AMP_CS_DC
VCD_ON/CDR_ON
DVD_ON

1531

1

TP_REC_LEFT
TP_REC_RIGHT
GND_A_TP
TP_LEFT
+11V_A
TP_RIGHT
-CMOS

TU_STEREO
TU_CLK
TU_DATA
TU_ENAB
GND_A_TU
HP_DET
SA_IN
PWR_DN
CLIP
L_PWR_CTRL
MIC_DET
DPL_VOL_CLK
DPL_CLK
DPL_DATA
GND_D_DPL

1

*1203
1913 1912
MAINS BOARD
1
A1
( 1106 )
B1
GND_D
GND_D
B2
A2
+D
GND
+D2

For 100 W version

8906
HR 06p/340/06p OE
and

8909
HR 09p/340/09p OE

*1205
HR 06p/400/06p HR

1
-VKK
F1
F2
PWR_DN
NTC
L_PWR_CTRL
L_PWR_S

*1204
1203
FFC AD 07p 340

1

1914
*1209

1700
1

FFC AD 14p 220

TU_LEFT
GND_A_TU
TU_RIGHT
+11V_A
TU_ENAB
TU_DATA
TU_CLK
TU_STEREO

TUNER

1520
1

ECO6

1

1601
FFC AD 08p 220

8

14

( 1103 )

TU_LEFT
GND_A_TU
TU_RIGHT
+11V_A
TU_ENAB
TU_DATA
TU_CLK
TU_STEREO

1
DPL_LEFT
GND_A
DPL_RIGHT
SS_RIGHT
GND_A
SS_LEFT
+11V_A
DPL_STR
DPL_VOL_CLK
GND_D
DPL_DATA
DPL_CLK
AMP_MUTE
AMP_CS_DC

1801

14

10

11
1

1305
HR 04p/280/04p OE
( 1108 )

1603
1

1314
1501

LS C

FFC BD 04p 400

4

1503
+11V_A
MIC
GND_A
MIC_DET

P

DPL
C/S AMP
( 1106 )

1120
HP_LEFT
GND_A
HP_RIGHT
HP_DET

1911

1304
HR 04p/280/04p OE

( 1106 )

1542 1541
1

*1201

CTR
GND_C
GND_S
SURR

Key2
Key1
GND-B
CD Led
Tuner Led
GND_D
Aux Led
Tape Led

8

1801

A1
B1
GND_D
GND_D
B2
A2

1402

1

1401

1400

FFC AD 08p 120

1691

LS SL/SR

A1
B1
GND_D
GND_D
B2
A2

1404
FFC AD 10p 120 (For C 5xx, 7xx Low pwr)
FFC AD 12p 120 (For C7xx High pwr only)
FFC AD 12p 120 (For P750 only)

1405

1

1501
NTC
GND_D_I2C
I2C_DATA
I2CCLOCK
GND_D
+5V6_CON
+11V
+5V6
-Vkk
F1
F2
CD_SH_DATA DSA_DATA
CD_SH_CLK
CD_SH_STR
GND_D_CD
GND_D_VCD
SW_INFO
SHR_DATA
SICL
DSA_ACK
SILD
GND_D
DSA_STR
uP_CLK
DQSY
SRDT
GND_D_CDTEXT

1602

1403
FFC AD 06p 180

1504

1300

1403 1401 1405
1

1

1800

1407
FFC AD 06p 140

1600 (12p)
1603 (10p)
1601 (8p)

* For POWER 2001 Module (30-70W Version) Only.
# For VCD Only.
Note : Some values may varies, see respective parts list for correct value.

FAN
MOTOR

MIC

4

1701

1

1700

1850

4

1

+11V_A
MIC
GND_A
MIC_DET

1502
4

FFC BD 04p 180
1

1902
1702

SMF 1P/090/1P STO-8

1

1507
FFC AD 5p 180

5

FRONT
MIC-AMP.

( For C780/33 & VCD
Version only )

+KARA
VCD_IN1
AGND
VCD_IN2
MIC_DET

( 1107 )

1

LS SL/SR

H/P

1851

HP_LEFT
GND_A
HP_RIGHT
HP_DET

1

1840

12

SUBWOOFER
OUT

GND_D
VUmeter
+5V6
GND__D
Bit0
Bit1
1

1

LINE OUT

( 1107 )

AUX IN

( 1107 )

FRONT
CONTROL/KEYS
( 1107 )

FFC AD 19p 180

FRONT
CDC KEYS

GND_D
Cdc3Lit
Cdc2Lit
Cdc1Lit
Key_Con
GND-B

FRONT
VU Meter

wOOx A
wOOx B
VAC Led
DSC Led
GND_D
DBB / LedShStr
IS Led / LedShData
Max / wOOx / LedShClk
+5V6
GND_D
JOG A
JOG B

SET WIRING DIAGRAM

LEGEND

( 1101 )

1903
SMF 1P/180/1P STO-8

FRONT
HEADPHONE
P

FFC TOP ENTRY
FFC SIDE ENTRY
EH TOP ENTRY
EH SIDE ENTRY
DIPMATE
SPARE
PROVISION

1504
STO-5 1P/280/1P STO-8

1
Power Booster In

1510
STO-5 1P/280/1P STO-8

Power Booster Module
For Mini 2002 FW-C798, FW-V795 Only

Wiring_Diagram (3139 119 33780) dd wk0138

5-1

5-1

REMARKS :

FRONT CONTROL BOARD

TABLE OF CONTENTS
Front Control Board - Component & Chip layout ............ 5-2
Front Control Board - Circuit diagram ............................. 5-3
IR-Eye Part - Layout & Circuit diagram ........................... 5-3
Key-CDC Part - Layout & Circuit diagram ....................... 5-4
VU Meter Part - Layout & Circuit diagram ....................... 5-4
Karaoke Part - Layout & Circuit diagram ........................ 5-5
Electrical parts list ............................................................ 5-5

5-2

5-2

FRONT CONTROL BOARD - COMPONENT LAYOUT

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3446 pt2 dd wk0116

FRONT CONTROL BOARD - CHIP LAYOUT

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3446 pt2 dd wk0116

5-3

5-3

IR-EYE BOARD - COMPONENT LAYOUT

FRONT CONTROL BOARD - CIRCUIT DIAGRAM

1600 F1
1601 H2
1602 D1
1603 H1
1650 D2
1651 C2
1652 C3

1653 C3
1654 C3
1655 C2
1656 D3
1657 D3
1658 D3
1659 D2

1667 C4
1668 C4
1669 C4
1670 C6
1671 D6
1672 D6
1673 D5

1660 D5
1661 D4
1662 C5
1663 C6
1664 C6
1665 C7
1666 C5

1

3606 A2
3607 A2
3608 G5
3609 G4
3610 C2
3611 C3
3612 C3

2622 F6
2623 F7
2624 G4
2625 G4
3600 G2
3604 A4
3605 A4

2605 B4
2606 B2
2607 B2
2608 C7
2613 D6
2615 A4
2620 F3

1674 D5
1675 D4
1690 B1
1691 A3
2600 G5
2603 G5
2604 B4

2

3

4

5

1

1691
EC12

2

3139 113 3446 pt2 dd wk0116

3139 113 3446 pt2 dd wk0116

7

47u

A

Gnd

3

1

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

# : Provision

1N4148

6602
Woox_B

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

Note : Some values may varies, see respective
parts list for correct value.

10K
2615

3604

Woox_A

JOG_B

10K
3605

10K

10K
3607

3606

JOG_A

7650 F3
9610 G2
9618 G2

6620 G7
6621 G7
6622 G7
6623 H7
6624 H7
7601 F5
7602 H7

6

+5V6

A

6604 E4
6605 E4
6606 E4
6610 H3
6611 H3
6612 H3
6613 H3

3655 H6
4600 G2
4605 H5
4606 H6
5601 F5
6602 A4
6603 E4

3648 G3
3649 F3
3650 F3
3651 H3
3652 H3
3653 H3
3654 H3

3639 D6
3640 D6
3643 G6
3644 G6
3645 G6
3646 H7
3647 H6

3632 D3
3633 D3
3634 D4
3635 D4
3636 D4
3637 D5
3638 D5

3620 C7
3621 E4
3622 E4
3623 E4
3624 E4
3630 D2
3631 D3

3613 C3
3614 C4
3615 C4
3616 C5
3617 C5
3618 C6
3619 C6

IR-EYE BOARD - CHIP LAYOUT

1690
EC16
MT1 MT2

2

5

10n

2604

10n

4

10n
2605

MT1 MT2

3

10n
2607

5

2606

4

B

B

10K

Key2

2

Key1

GND-B

GND-B

GND-B

GND-B

GND-B

CLK

GND-B

20 A1

2860 A2

2861 B1

REC

GND-B

Tape

3621

Tape

Aux

120R
3622

Aux

Tuner

120R
3623

Tuner

CD

120R
3624

CD

Aux

8

Tape

Gnd

3

6604

E

6605

20

A

6606

1

100R

2

3860

+5V6

+5V6

8

6

11

9

7

JOG_A

12

10

8

JOG_B

Gnd

1601
FE-ST-VK-N

H

1

100n

100n

2623

2622

4

3643 180R

6621

5

3644 180R

6622

6

3645 180R

6620

Dpl_surr_C
Dpl_left

7

Gnd

3651 220R

Gnd

DSC

6611

3652 220R

11

3647

6612

3653 270R

9

180R

IS_Led

6613

3654 120R

10

6624
Dpl_surr_R

Gnd

Dpl_surr_L

6623
3655

7602
BC847B

1K

Gnd

+5V6

Gnd

3139 118 54530...for 89600...3446 pt2 dd wk0116

5

AGC PIN

3 GND
Gnd

Gnd

4

BAND
PASS

Max_Led(Amber)

DBB_Led

3

DEM

INP

DBB_Led

12

8

2

1 OUT

B

Vac

Gnd

4605

CTRL
CIRCUIT

1K
3862

DSC

13

Green-Led

G

Dpl_right

14

6610

2n2

D

+5V6
Vac

Gnd

Gnd

Gnd

4606

10

7800
TSOP2236
2 VS

Gnd

220p
2603

5

Gnd

10K

7

Gnd

3608

9

Gnd

Gnd

Max_Woox_LedShClk
+5V6

2600

4

4600

6

9610

8

2

220p

470R

IS_ShData

DIPMATE

STB

3

IS_ShData

2625

# 3600

220p

3

10K

2

5

DBB_ShStr

3648

Gnd

4

7

2u2

3649

9618
6

1

Gnd

F

3646

DSC

1

2624

3

Max_Woox_LedShClk

3609
220p

2

5

15
5601

DBB_ShStr

10K

4

7650
BC847B

10K

SRG8
EN1

180R

Vac

1

3650

Woox_B

2

10u

2620

Woox_A

3

7601
74HC4094D 16

4K7

1600
FE-ST-VK-N
1

A
3861

7

Gnd

1

7800 A2

6603

10K

GND-B

47u
2860

Tuner

1603
FE-ST-VK-N

3862 B2

Note : Some values may varies, see respective parts list for correct value.

2861

CD

5

120R

G

3861 A2

2

2862
47n

4

3

3860 A1

Green-Led

6

F

2862 A1

1

D

GND-B

GND-B

GND-B

GND-B

2613

1672

PROG

DISPLAY

Dolby NR

RDS

NEWS

PREV

NEXT

S_back

STOP

GND-B

C

100p

4K7
1671

3640

4K7
1673

3639

2K7
1674

3638

1K8
1660

3637

1K2
1661

3636

1675

3635
820R

1656

3634
560R

1657

3633
390R

1658

3632

GND-B

Dubbing

GND-B

GND-B

AUTO REV

GND-B

GND-B

VAC

IS

DBB

DSC

1666

1662

Max/DPL

WOOX_A

TUNER

1654

WOOX_B

GND-B

270R

3

E

GND-B

3631

GND-B

GND-B

AUX

CD

FE-ST-VK-N
1602

GND-B

GND-B

220R
1659

S_fwd

1650

150R

1

TAPE

1655

3630

GND-B

GND-B

GND-B

GND-B

IR-EYE BOARD - CIRCUIT DIAGRAM

100p

3620

4K7

1665

3619

2K7

1670

3618

1K8

1663

3617

1K2

1664

3616

820R
1667

3615

560R
1668

3614

390R

1669

3613

270R
1653

3612

220R
1652

3611

150R

GND-B

D

Gnd

3610

PLAY

C

Gnd

Gnd

2608

Gnd

Gnd

1651

Gnd

6

7

H

3139 118 54530...for 89660...3446 pt2 dd wk0116

1

2

3

B

5-4

5-4

KEY-CDC BOARD - COMPONENT LAYOUT

KEY-CDC BOARD - CIRCUIT DIAGRAM
1800 A3

1802 B2

1804 B1

2800 B1

3801 A1

3803 A1

3805 A2

3807 A2

6803 A1

1801 B2

1803 B2

1805 B1

3800 A1

3802 A2

3804 A1

3806 A2

6802 A1

6804 A2

1

2

3

3802

220R

3801

FE-ST-VK-N
1800
1

6803

6802

3139 113 3446 pt2 dd wk0116

6804

GND

A
This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

220R

3800

220R

Note : Some values may varies, see respective parts list for correct value.

A

2
3

3805

3806

3807

560R

390R

270R

220R

150R

5
6

1801

1804

1803

1802

3804

1805

2800

KEY-CDC BOARD - CHIP LAYOUT

100p

4

3803

GND-B

B
GND-B

GND-B GND-B

GND-B

B

GND-B

GND-B

3139 118 54530...for 89610...3446 pt2 dd wk0116

1

2

3

VU METER BOARD - CIRCUIT DIAGRAM
This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3446 pt2 dd wk0116

2842 D2
2843 D3
2844 D4

3841 A2
3842 A2
3843 A2

3844 A3
3845 D2
3846 D3

3847 D4
3848 C3
3849 C3

1

VU METER BOARD - COMPONENT LAYOUT

3850 C4
3851 A3
4842 A2

4843 A2
5600 A4
6840 A1

2

47K

LB3333

180R
3844

1K

8K2
1u

6841

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

3842

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

Vu-backlight

+Vu

3843

100K

1N4148
2840
100p

+5V6

7841
BC847B

6840

7843 D3
7844 D3
7845 D4

4

3851

2841

3841

4843

A

6844 D3
7841 A2
7842 C3

3

Note : Some values may varies, see respective parts list for correct value.
# : Provision
# 4842

VU METER BOARD - CHIP LAYOUT

6841 A3
6842 A4
6843 D4

Gnd

6842

A

5600

1N4148

1840 C1
2840 A2
2841 A2

Vu-meter
1

2

B

B

1840
FE-BT-VK-N

+5V6

1

VUMeter

Bit0
Bit1

3850

390R

6843

Gnd

3849

5

150R

+5V6

6844

4

6

3139 113 3446 pt2 dd wk0116

C

3

470R

To Front
3845

7843
BC847B

1K2

7844
BC847B

BC857B
7845
2844

100p

100p

100p

Gnd

Gnd

3847

2843

220R

2842
4K7

D

3846

3139 113 3446 pt2 dd wk0116

2

3848

C

+Vu

7842
BC857B

Gnd

3139 118 54530...for 89650...3446 pt2 dd wk0116

1

2

3

4

D

5-5

5-5

KARAOKE BOARD - COMPONENT LAYOUT

KARAOKE BOARD - CHIP LAYOUT

ELECTRICAL PARTS LIST - FRONT CONTROL BOARD
MISCELLANEOUS

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

3139 113 3446 pt2 dd wk0116

3139 113 3446 pt2 dd wk0116

KARAOKE BOARD - CIRCUIT DIAGRAM
1700 C1
1701 A4
1702 D4

2700 C1
2701 C2
2702 C2

2703 C3
2704 C3
2705 B4

2706 A3
2707 E2
2708 E3

2719 C3
2720 B2
3700 B1

1

3701 C2
3702 C1
3703 C2

3704 C2
3705 B2
3706 C2

3707 C3
3709 B4
3710 C4

2

3711 B4
3712 C4
3713 A4

3714 E3
3715 E3
4708 C3

5700 C1
5702 A4
6700 E3

3

7702 E2
7703 E2
9702 A4

4

Note : Some values may varies, see respective parts list for correct value.
# : Provision

2706
3713
470R

100u

SIMPLE KARAOKE
(FOR /21 VERSION ONLY)

6701 E4
7700 C2
7701 C4

1701
FE-BT-VK-N

agnd

mic_gnd

4

+12A

5702

A

3

MIC

2u2

2

agnd

9702

A

agnd

1
MIC_DET

+12A
# 2720 agnd

mic_gnd

mic_gnd

3712

1u

7701
BC550C

100K

680R

3711

1n

1M

3710

2702

2705

680p

7700
BC550C

100n

4n7

3702
10K

9

3703
10K

3709

4708
2704

1M

470n
2719

5700
22u

7
TC38
1700

2703

2701

8

C

3704

B

agnd

agnd

C

agnd

agnd

mic_gnd mic_gnd
agnd
1702
FE-BT-VK-N

D
1
2

agnd

agnd

2

3

4

Flex Connector 12P
Flex Connector 8P

2861
2862

1650
1651

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

RESISTORS

1652
1653

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3604
3605

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

1654
1655

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3606
3607

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

1656
1657

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3610
3611

4822 051 30151
4822 051 30221

150R 5% 0,062W
220R 5% 0,062W

1658
1659

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3612
3613

4822 051 30271
4822 051 30391

270R 5% 0,062W
390R 5% 0,062W

1660
1661

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3614
3615

4822 051 30561
4822 117 12968

560R 5% 0,062W
820R 5% 0,62W

1663
1664

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3616
3617

4822 117 11817
4822 117 12903

1k2 1% 1/16W
1k8 1% 0,063W

1665
1666

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3618
3619

4822 116 52263
4822 051 30472

2k7 5% 0,5W
4k7 5% 0,062W

1669
1670

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3620
3621

4822 051 30103
4822 051 30121

10k 5% 0,062W
120R 5% 0,062W

1671
1672

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3622
3623

4822 051 30121
4822 051 30121

120R 5% 0,062W
120R 5% 0,062W

1673
1674

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3624
3630

4822 051 30121
4822 051 30151

120R 5% 0,062W
150R 5% 0,062W

1675
1690

4822 276 13775
2422 129 16385

Tact Switch
Rotary Encoder 12P

3631
3632

4822 051 30221
4822 051 30271

220R 5% 0,062W
270R 5% 0,062W

1691
1800

2422 129 16386
4822 265 11207

Rotary Encoder 12P
Flex Connector 6P

3633
3634

4822 051 30391
4822 051 30561

390R 5% 0,062W
560R 5% 0,062W

1801
1802

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3635
3636

4822 117 12968
4822 117 11817

820R 5% 0,62W
1k2 1% 1/16W

1803
1804

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

3637
3638

4822 117 12903
4822 051 30272

1k8 1% 0,063W
2k7 5% 0,062W

1805
1840

4822 276 13775
4822 267 10731

Tact Switch
Flex Connector 6P

3639
3640

4822 051 30472
4822 051 30103

4k7 5% 0,062W
10k 5% 0,062W

3646
3651

4822 051 30181
4822 051 30221

180R 5% 0,062W
220R 5% 0,062W

/34

4822 126 14238
3198 017 34730

2,2nF 50V
47nF 16V

2604
2605

5322 126 11583
5322 126 11583

10nF 10% 50V
10nF 10% 50V

3652
3653

4822 051 30221
4822 051 30271

220R 5% 0,062W
270R 5% 0,062W

2606
2607

5322 126 11583
5322 126 11583

10nF 10% 50V
10nF 10% 50V

3654
3655

4822 051 30121
4822 051 30102

120R 5% 0,062W
1k 5% 0,062W

2608
2613

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

3800
3801

4822 116 83872
4822 116 83872

220R 5% 0,5W
220R 5% 0,5W

2615
2622

4822 124 12233
4822 126 14305

47uF 20% 25V
100nF 10% 16V

3802
3803

4822 116 83872
4822 051 30561

220R 5% 0,5W
560R 5% 0,062W

2623
2800

4822 126 14305
4822 122 31765

100nF 10% 16V
100pF 2% 63V

3804
3805

4822 051 30391
4822 051 30271

390R 5% 0,062W
270R 5% 0,062W

2840
2841

4822 122 31765
4822 124 22651

100pF 2% 63V
1uF 20% 50V

3806
3807

4822 051 30221
4822 051 30151

220R 5% 0,062W
150R 5% 0,062W

2842
2843

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

3841
3842

4822 117 12925
4822 117 13632

47k 1% 0,063W
100k 1% 0,62W

2844
2860

4822 122 31765
4822 124 81286

100pF 2% 63V
47uF 20% 16V

3843
3844

4822 051 30102
4822 117 12902

1k 5% 0,062W
8k2 1% 0,063W

VCD_IN1
agnd

4

VCD_IN2

5

MIC_DET

E

6701

1M

agnd

agnd

1N4148

1N4148
10u

150K
2708

6700

FOR VIDEO CD ONLY

3139 118 54530...for 89630...3446 pt2 dd wk0140

1

3714

2707

agnd

100n

E

7702
BC847B

3715

D

+Kara

3

agnd
7703
BC847B

4822 267 51453
4822 265 11535

CAPACITORS

2

4

2700

1

# 3701
330R agnd

3707
1 20K 3

5

33R

6

2

3706

3

470n

agnd

2K7

3705

1K5

3700

100n

330R

B

1600
1602

5-6

5-6

ELECTRICAL PARTS LIST - FRONT CONTROL BOARD
RESISTORS
3845
3846

4822 117 11817
4822 116 52283

1k2 1% 1/16W
4k7 5% 0,5W

7844
7845

3847
3848

4822 116 83872
4822 051 30471

220R 5% 0,5W
470R 5% 0,062W

Note :

3849
3850

4822 116 83868
4822 051 30391

150R 5% 0,5W
390R 5% 0,062W

3851
3860

4822 051 30181
4822 051 30101

180R 5% 0,062W
100R 5% 0,062W

3861
3862

4822 051 30103
4822 050 11002

10k 5% 0,062W
1k 1% 0,4W

4500
4600

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

4601
4602

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

4603
4604

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

4605
4606

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

4607
4627

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

4628
4843

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

4845

4822 051 30008

0R Jumper 0603

COILS & FILTERS
5600
3139 110 53000

METER VU P-47SI-W WHITE

DIODES
6602
6603

4822 130 30621
4822 130 10791

1N4148
LTL-1CHGE

6604
6605

4822 130 10791
4822 130 10791

LTL-1CHGE
LTL-1CHGE

6606
6610

4822 130 10791
4822 130 10791

LTL-1CHGE
LTL-1CHGE

6611
6613

4822 130 10791
4822 130 10791

LTL-1CHGE
LTL-1CHGE

6623
6802

9322 153 37676
4822 130 10791

LB3333RT-E7898
LTL-1CHGE

6803
6804

4822 130 10791
4822 130 10791

LTL-1CHGE
LTL-1CHGE

6840
6841

4822 130 30621
4822 130 30621

1N4148
1N4148

6842
6843

9322 153 37676
4822 130 82978

LB3333RT-E7898
LTL-1CHPE

6844

4822 130 11589

LTL-1CHAE

TRANSISTORS & INTEGRATED CIRCUITS
7602
4822 130 60511
BC847B
7800
7841

9322 155 22667
4822 130 60511

IR Receiver TSOP2236ZC1
BC847B

7842
7843

4822 130 60373
4822 130 60511

BC857B
BC847B

4822 130 60511
4822 130 60373

BC847B
BC857B

Only the parts mentioned in this list are normal
service spare parts.

6-1

6-1

FTD DISPLAY PIN CONNECTIONS
1G

2G

3G

4G

5G

6G

7G

8G

9G

10G

col

Dp

FRONT DISPLAY BOARD
13G

12G

11G

(1G)

(1G)
S1

S3

(1G)

(1G)
S2

TABLE OF CONTENTS

S4

a

FTD pin connection ......................................................... 6-1

B3

Front Display Board - Chip layout ................................... 6-2
Front Display Board - Component layout ........................ 6-3

f h j
S1

S2

Front Display Board - Circuit diagram ............................. 6-4
Headphone Part - Layout & Circuit diagram ................... 6-5

B4

b

k

B2

S3

g

a

B5

g m b

m
e

S4

B1

e r p n c

Electrical parts list ............................................................ 6-5

P1
P2
P3

(11G)

(2G-10G)

1G

2G

3G

4G

5G

6G

7G

8G

9G

10G

11G

S1

a

a

a

a

a

a

a

a

a

S1

S2

h

h

h

h

h

h

h

h

h

B1

j,p

j,p

j,p

j,p

j,p

j,p

j,p

j,p

j,p

B2

(CLASSIC)
(POP)

12G

k

k

k

k

k

k

k

k

k

B3

(DIGITAL)

b

b

b

b

b

b

b

b

b

B4

(ELECTRIC)

f

f

f

f

f

f

f

f

f

B5

(NEWAGE)

m

m

m

m

m

m

m

m

m

B6

(ROCK)

g

g

g

g

g

g

g

g

g

a,g,m,d

P9

S3

c

c

c

c

c

c

c

c

c

b

P10

S4

e

e

e

e

e

e

e

e

e

c

(ARCADE)

r

r

r

r

r

r

r

r

r

e

(CINEMA)

n

n

n

n

n

n

n

n

n

S3

(HALL)

d

d

d

d

d

d

d

d

d

S4

-

-

-

-

P4
P5
P6
P7
P8

P11
P12
P13
P14
P15
P16

(CYBER)
(DISCO)

(CONCERT)

-

c
d

S1

d

(12G)

B6

13G

S1

S2

-

-

-

-

-

-

-

-

-

-

-

col
-

Dp

-

-

6-2

6-2

FRONT DISPLAY BOARD - CHIP LAYOUT

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3447 pt2 dd wk0119

6-3

6-3

FRONT DISPLAY BOARD - COMPONENT LAYOUT

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3447 pt2 dd wk0119

6-4

6-4

FRONT DISPLAY BOARD - CIRCUIT DIAGRAM

1400 D1

1408 F1

1533 J16

2505 B6

2512 I1

2519 J10

2526 J13

2534 J17

2542 C15

2549 C19

2556 E19

2563 G20

2570 C13

2577 H10

2584 A18

3401 F10

3409 G10

3417 F12

3424 F13

3433 D13

3444 C13

3451 C11

3458 C10

3465 C9

3472 D9

3480 F9

3502 B6

3516 H3

3523 H8

3532 H14

3539 I15

3546 H16

3553 D15

3560 A18

3571 J14

3578 F19

3585 H19

3592 E7

3599 G4

5404 H3

6401 E8

6408 I12

6415 F10

7405 H12

7412 B4

1402 I18

1409 G1

1550 J16

2506 A7

2513 I1

2520 I10

2527 J14

2535 J17

2543 B16

2550 C19

2557 E19

2564 H7

2571 C14

2578 C13

2585 G7

3402 F10

3410 J14

3418 F12

3425 F13

3434 D13

3445 C12

3452 C11

3459 C10

3466 D9

3473 E9

3485 J7

3503 B7

3517 I5

3526 H7

3533 H13

3540 I17

3547 G16

3554 D14

3561 A18

3572 B20

3579 F19

3586 H18

3593 E7

4401 D18

5405 H4

6402 E8

6409 C14

6420 J8

7406 G11

7413 E15

1403 J20

1411 F20

2500 A3

2507 B7

2514 J1

2521 J10

2528 I14

2536 G15

2544 B17

2551 D19

2558 G18

2565 G4

2572 F9

2579 B9

2586 G7

3403 F10

3411 J14

3419 F12

3428 E13

3435 D13

3446 C12

3453 C11

3460 C10

3467 D9

3474 E9

3490 D20

3504 E8

3518 J5

3527 I8

3534 H13

3541 I17

3548 G16

3555 D16

3562 A19

3573 E5

3580 F20

3587 H19

3594 E7

4430 K20

5406 G19

6403 E8

6410 B14

7400 C9

7407 J10

9400 K19

1404 I20

1412 K20

2501 B4

2508 F8

2515 H3

2522 J10

2529 K14

2537 G15

2545 B19

2552 D19

2559 G19

2566 H7

2573 F9

2580 B9

2587 I10

3404 F10

3413 F9

3420 F12

3429 E13

3436 D13

3447 C12

3454 C11

3461 C10

3468 D9

3475 E9

3491 E20

3505 E8

3519 J5

3528 I9

3535 I14

3542 G16

3549 G16

3556 D16

3563 F18

3574 F8

3581 G20

3588 I19

3595 D7

5400 G13

5407 F15

6404 E8

6411 I12

7401 H1

7408 B5

9405 E8

1405 F20

1420 A10

2502 A4

2509 H17

2516 H4

2523 J12

2530 J14

2538 F16

2546 B19

2553 E19

2560 G19

2567 H9

2574 G11

2581 B13

2588 C19

3406 H16

3414 F11

3421 F12

3430 E13

3437 D13

3448 C12

3455 C11

3462 C10

3469 D9

3476 E9

3492 E20

3511 D7

3520 J5

3529 I11

3536 J14

3543 H16

3550 E16

3557 C16

3564 C19

3575 G6

3582 G20

3589 I10

3596 D7

5401 C14

5408 E1

6405 I16

6412 I8

7402 D5

7409 B7

9513 F1

1406 C20

1520 G7

2503 B5

2510 D5

2517 H5

2524 J12

2531 H14

2539 F16

2547 B19

2554 E19

2561 G19

2568 G10

2575 G11

2582 B13

2589 I13

3407 I14

3415 F11

3422 F12

3431 E13

3438 F18

3449 C12

3456 C11

3463 C10

3470 D9

3477 E9

3500 B4

3512 E7

3521 H7

3530 J11

3537 I14

3544 H16

3551 E16

3558 C16

3565 C20

3576 F18

3583 G19

3590 J10

3597 F18

5402 F11

5409 F1

6406 I10

6413 C14

7403 B15

7410 B6

9514 F1

1407 A20

1521 J9

2504 A6

2511 I1

2518 J8

2525 J12

2533 J15

2541 D14

2548 B19

2555 E19

2562 F19

2569 E16

2576 G11

2583 A18

3400 F9

3408 I14

3416 F12

3423 F13

3432 E13

3439 F18

3450 C12

3457 C11

3464 C10

3471 D9

3479 E9

3501 B5

3515 H3

3522 H7

3531 H13

3538 J14

3545 H16

3552 E16

3559 C16

3570 I14

3577 F19

3584 G20

3591 J10

3598 F5

5403 F11

6400 E8

6407 F1

6414 H8

7404 F15

7411 J8

2

7

8

9

10

Option_R Ohms (3530)

2583

2584
100p

100p
10K

3553

220p
2K2

220p
2548

220p
2547

2546

3572

14
15

3492

16

470R

17

19

4401

3551

2K2
Tu_RDS_Out

STB

1n

2562

10K

3579

10K

10K
3578

10K
3577

1K 3580

Tu_Clk

1K 3581

2

2

1K 3582

3

3

Tu_Data

3583

3533
I2C_DATA

Bit0
Bit1

6 3542 220R

TU_Enab

7 3547 120R

CD

14 3546 120R

Tuner

13 3545 120R

Aux

12 3544 120R

Tape

11 3543 220R

MuxEnable

100p

3584

2u2

1K

11

11

3586

LowPwrCtr

330K

1K

14

1K

15

FE-ST-VK-N
1404
1

VOL_A

VOL_B

1402

+D

2533

3411

5

4R7

10R

3407 , 3408 , 3410 , 3411
3535 , 3536 , 3570 , 3571

10K

Vac
CD

1

3

Aux

8

Tape

1

3

2

4

1403

3

5

DBB_ShStr

2

4

6

IS_ShData

3

5

7

4

6

8

5

7

9

Tuner

7

Max_Woox_ShClk

+5V6

1533

VCD

Non-VCD

3479 , 3480 , 3422

100R

470R

6

8

10

JOG_A

7

9

11

JOG_B

8

10

12
1412

FE-ST-VK-N

FE-ST-VK-N

LEDShClk

3139 118 54300...for 89590...3447 pt2 dd wk0138

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

J

FE-ST-VK-N

VOL RE

LEDShSTR

Items

I

2

@ 4430

Others

WooxB

@ 9400

For 30-70W Set

Key1

100n

-Vkk1

2529

WooxA

6

47u

Items

10K
3541

3540

22K

4

Key2

2

4

10n

10R

1

3

2

10n
2535

3410

H

13

@ 3587

5
1

8

12

1K

G

@ 3588

+D

MT1 MT2

120R
3538

10R
47u

3536

1550
EC16

7

9

Clipping

-Vkk

GND-B

7

10

-F2
2530

100n

100n
2524

-Vkk1

3571 10R

+5V6
2523

120R
3537

47u
2527

6405

6

10

3585

PWRDWN

LEDShData

2534

10R

-Vkk1
3539

3408

2526

47u
100n

47u

3407 10R

+D

2528

1u

F2

100K

BZX79-B4V7

-F1

F1

5

9

3535 10R

2525

2K7

+5V6

3570 10R

+F

4

6

8

LEDShClk

@ 2509

470R
8

I2C_CLK

5406

4

5

HP_DET

IoVolClk
IS_ShData

3534

10n 2563

SA

MicDetect

10 @ 3406

2561

5 3548 220R

22K
2560
100p

4 3549 220R

2559
100p

1

2558
100p

D

100p

2

FE-ST-VK-N FE-ST-VK-N
1411
1405
1
1

TuStereo

Tu_Enab

220p

2537

220p

2536

10K
3576

# 3597

100n

SRG8
EN1

2539

15
1

2538

5407

F

+D

+5V6

VSS

2589

E

18

2557 10p

1u

2531

10K

13

2556 10p

7404
74HC4094D 16

10K

3490
470R

2553 47p 2555 100n 3491 470R

9

6408
1N4148

D

F1

470R

3532

8
9

-Vkk

LEDShEn

3531

7

+5V6

Max_Woox_ShClk

10K

7413
BC847B

10R

K

6

+12V_D

2554 10p

LEDShDATA

5

220n

+5V6_Con
IS_ShData

C

3439

LowPwrCtr

1K
WC_

10K

3562
DSC
DBB_ShStr

+5V6

2u2

5400

SDA

220n

2545

100n

100n

2544

2543

220p

3555 220R

5

2551 47p

470R

3424 470R

11

10K

3425

SCA

INT4

SCL

3556 220R

4

220R
2550 10p

12

AIN0 26

1K8

3530

100n

2522

3557 220R

12

2588

11

SCL

+5V6

7407
BC847B

13

Vac

2552 47p

22p

RESET

E2

6411
1N4003

10n
3591

VSSD
11

3590

3558 220R

F2

3428 470R

-SCKO 25

4

1u

10n

BC857B
7411

LPSKey

3559 220R

14

3

3565

+C
3529

Options

1N4148

6406

2587

7

2

3564 220R

2549 10p

3438
2K2

3429 470R

I2C_CLK

10K
3563

AIN3 29

Cdc3

10u

3430 470R

I2C_DATA

6

2569

AIN4 30

B

3552

3431 470R

Cdc2

10

E1

100K
2519

T57 15

2542

47u
47u

3432 470R

AIN5 31

7

10

4K7

P4
8-Bit Input/Output
(tri-state)

AIN6 32

AIN2 28

3423 470R

3422 470R

INT2

TC1

3420 470R

3421 470R

-DV0

TC4

3419 470R

3418 470R

TC2

3417 470R

-INT0

-INT1

3416 470R

-STOP

2571

V0

V1

V2

V4

V3

V6

V7

V8

V9

V10

V11

V12

V13

V5

4-Bit In/Output
(tri-state)
P5

3433 470R

8
VCC

E0

6

1

Cdc1

5

100n

2582

2578

100n
2570

G12

G13
3444

G11

470R 3446

470R 3445

G9

G8

G7

G6

G10

470R 3447

470R 3448

470R 3449

3450
470R

G4

G3

G5

470R

470R 3451

3452

3454

3455

3453
470R

470R

470R

3456

2575
22p
2574
10n

2520

10K

3528

3527

4u7

820R

TuRDSClk

2518

6412
1N4148

TuRDSData

10K

2521

10

3434 470R

AIN7 33

10K

TEST LOGIC AND OUTPUT
SELECTOR SWITCH

9

* 3517
* 3518

+5V6_Con

RESET

+L

1521

VSSA
6

*

RDCL 16

33p

2577
2567

220n

3523

470K

+L

6420

CLOCK
REGENERATION
AND SYNC

DIFFERENTIAL RDDA 2
DECODER

3485
47K

2u2

J

2514

3 VREF REFERENCE
VOLTAGE

COSTAS LOOP
VARIABLE AND
FIXED DIVIDER

2

5

9

+5V6

7405
M24C02
1

3521

680K
47K

+5V6

10K

VP1

T

4

8

1K

10K
3520

CLOCKED
COMPARATOR

AIN10 34

3-B. I/O P3
( tristate )

7406
BC847B

1N4148

QUAL 1

3519

5 VDDA

TEST

7 CIN

MODE

560p

2513

*

3435 470R

1

220p

+5V6

7

8 SCOUT
BIPHASE
SYMBOL
DECODER

3

AmNTC

4

3

6

3522

2564

*

1N4003

2u2

3

1u
1n

VDDD

100n

12

QUALITY
BIT
GENERATOR

OSCILLATOR
AND
DIVIDER

RECONSTRUCTION
FILTER

15K

+5V

3436 470R

AIN11 35

D

+5V6

LEDShCLK

6414

2566

3526

2517

OSCO

14

2u2

2516
47p
5405

82p

2K2

* *

1K

57 Khz
BANDPASS
(8th ORDER)

G2

P1

2568

47K
3409

3589

I

3516

2515

OSCI

560p

47p

2512

2511

13

ANTIALIASING
FILTER

2

FE-ST-VK-N
1406

0.3V "ON"

+D

220K

*7401
SAA6579T
4 MUX

* 5404
*
* 3515

V14

V15

V16

V17

5403

6413

LEDShSTR

+C

*

3561 100R

TPShCLK

"ON" 5V0

1N4148

32K768

GND-B

*

AIN12 36

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

FE-ST-VK-N

AT-51

3437 470R

8

PWRDWN

3

MicDetect

1M

Z

3413

4

8-Bit Input/Output
(tri state)
P1

8-Bit I/O P2
sink o.drain

5402

VDD 40

AIN13 37

7

"ON" 0.7V

*

1

TpADC1

STB

AIN1 27

3415 470R

6

-RESET

5

2u2

2541

drain

2576
22p

7

Bit1

H

470R

P2

P3

P4

P5

G1
470R

470R

3457

3458

470R 3460
3459
470R

4

2586

8
6

2

Y7

V18

3

VEE

VSS

Bit0

Y6

1520
220p

470R

4

47p

3

6 E_

2585

3599

10K

VUMeter

# 3575
220p

1

10K

3598

+5V6

5

P6

2

RC5

2

470R 3462

1

8-Bit A/D
Converter

3414

5

Y5

2

VASS 38

XIN

AmNTC

2p2

9 A2

+5V6_Con

VAREF 39

XOUT

1

2572
47u

2u2
5409

Y4

sink o.

8-Bit Input/Output
3479 470R 79 -SCK1
(tri-state)
P0
3480 470R 80 SI1

47n
2573
47u

3

1N4148

1-of-8
DECODER

# 2508

9514

78 VKK

-Vkk

# 9405

HP_DET

6400 1N4148

3477 470R 77 V36

1K
3574

2

3594

10K

9513

EH-B

G

Y3 12
LOGIC
LEVEL
CONVERSION

6407

2565

F

1409

10 A1

LEDShData

2u2

3

3554 10K

VSS

+5V6_Con
5408

3476 470R 76 V35

P07

Key2

1K

6401 1N4148

80k pull down

Program
Counter

ROM

CPU

P06

Y2 15

470R 3504

3475 470R 75 V34

P05

470R 3505

6402 1N4148

P04

1K
3593

Key1

3404 470R

3592

3403 470R

3573

10K

E

Y1 14

P03

A0

3474 470R 74 V33

3401 470R

11
LEDShClk

6404 1N4148
6403 1N4148

RAM

TEST

IoVolClk

3473 470R 73 V32

3402 470R

Key0

+5V6
6409

+C

8-Bit high breakdown v.
P6
output port with latch

80k pull down
P6-P9 source open drain

XTIN

2K7

3596

3471 470R 71 V30
3472 470R 72 V31

1K

6

1

1

A

FE-ST-VK-N
1407

3560 100R

TPShSTR

SRG8
EN1

15

5401

VFT driver circuit (automatic display)

SO1

3512

3400
470R

Y0 13

2K7

2K7
3511

2510
7402
HEF4051BT 16 100n
VDD

Cdc2

3595

Cdc3

1408

470R 3461

P7

3469 470R 69 V28

80k pull down

XTOUT

+C

8-Bit high breakdown voltage
P7
output port with latch

8-Bit h. break. v.
out w. latch P8

6415
BAS316

+C

V21

67 V26

V19

3467 470R

V20

V24
66 V25

V22

65

3466 470R

5-Bit h. breakd. v.
8-Bit h. breakdown v.
out w. latch
out. port w. latch
P9
PD
source open
80k pull
drain 80k p.d.
down

V23

3465 470R

3470 470R 70 V29

Key0

470R 3463

470R

P8

P9

P10

P11
+C

5

20

TpADC2

7403
74HC4094D 16

1N4003

+D

Cdc1

220p

+L

1

4

3 2 1

7400
TMP88CU74YF 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41

FE-ST-VK-N
1400

3

14 13 12 11 10 9 8 7

-F1

3468 470R 68 V27

2

19

TPShDATA

G13’

27K
5K6

-Vkk

G13

FW-V780/21M
FW-C798/21/37

G12’

5K6

-Vkk

G12

FW-V520/21M

-Vkk

G11’

5K6
5K6
12K

18

+5V6

6410
-Vkk

G11

FW-C788/21/21M
FW-C788/30/37
FW-C788/33

37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17

-F2
G1’

5K6
8K2

44 43 42

220p

100p

82K
2507

3500

3503

220p

G1

470R
820R

FW-C785/22
FW-C785/34

17

2581
2580

2579

3550

7409
BC847B

7410
BC847B

220p

7408
BC847B

Option_R Ohms (3530)

FW-C555/21/37
FW-C700/21

16

100p

2506

12K

7412
BC847B

100p

FW-C780/33

15

+C

3502

8K2

14

+F

82K
2505

FW-C780/34

+F

2504

3K9
5K6

+F

100p

FW-P750/22/34
FW-C780/21/22/30/37

13

*

+F

100p

820R
2K7

12

@ : For DPL only
: For RDS only
# : Provision

3501

1K2
1K8

82K
2503

820R

100p

FW-C700/37
FW-C700/34
FW-C700/22
FW-C720/21
FW-P750/37

11

Note : Some values may varies, see respective parts list for correct value.

2502

470R

100p

180R

FW-C550/37

82K
2501

FW-C500/37

Model (Mini 2002)

D

6

1420

B

C

5

100p

A

4

2500

Model (Mini 2001)

3

470R 3464

1

16

17

18

19

20

K

6-5

6-5

HEADPHONE BOARD - COMPONENT
LAYOUT

HEADPHONE BOARD - CHIP LAYOUT

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

3139 113 3447 pt2 dd wk0119

3139 113 3447 pt2 dd wk0119

HEADPHONE BOARD - CIRCUIT DIAGRAM
1850 C1
1851 B3

1890 A3
1891 C3

1892 C3
2850 A2

2851 A3
2852 A2

2853 A2
2854 C3

1

5850 B1
5851 A2

5852 B2
9550 A2

2

3

Note : Some values may varies, see respective parts list for correct value.
# : Provision

# 9550

## : Provision for ESD

2850

5851

22n

2u2

A

2851
22n

A

HP
2852

2853

22n

100n

1890
1 RT-01T

9
7

2u2

2u2

5850

5852

8

B

4

1

5

2

6

3

B
1851
TC38

TO AF9
1850
HP_DET

C

HP_RIGHT
HP_GND
HP_LEFT

1

HP

2

C

3

##1891 ##2854

4

RT-01T 1

470n

##1892
1 RT-01T

FE-BT-VK-N
HP
3139 118 54300...for 89620...3447 pt2 dd wk0119

1

2

3

ELECTRICAL PARTS LIST - FRONT DISPLAY BOARD
MISCELLANEOUS
1400 4822 265 11207
1402 4822 265 11535

Flex Connector 6P
Flex Connector 8P

1851

1404
1405

4822 267 51453
2422 025 14541

Flex Connector 12P
Flex Connector 11P

CAPACITORS

1406
1407

4822 265 11545
4822 267 10956

Flex Connector 19P
Flex Connector 7P

1409
1420

4822 265 11207
3139 110 52540

Flex Connector 6P
FTD Display

1520
1521

4822 276 13775
4822 276 13775

Tact Switch
Tact Switch

1550
1850

4822 273 10365
4822 267 10733

Rotary Encoder 24P
Flex Connector 4P

4822 265 11529

Headphone Socket

2500
2501

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2502
2503

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2504
2505

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2506
2507

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2508

3198 024 44730

47nF 50V

ELECTRICAL PARTS LIST - FRONT DISPLAY BOARD
2510

4822 126 14305

100nF 10% 16V

2566

4822 124 22651

1uF 20% 50V

2511
2512

4822 122 33777
4822 126 14249

47pF 5% 63V
560pF 10% 50V

2567
2568

4822 126 13879
4822 126 14223

220nF +80/-20% 16V
2,2pF 50V

2513
2514

4822 126 14249
4822 124 22652

560pF 10% 50V
2,2uF 20% 50V

2569
2570

4822 124 11947
4822 124 12052

10uF 20% 16V
220uF 20% 6,3V

2515
2516

4822 126 14226
4822 122 33777

82pF 5% 50V
47pF 5% 63V

2571
2572

4822 124 12233
3198 028 44790

47uF 20% 25V
47uF 20% 35V

2517
2518

4822 126 14305
4822 124 22726

100nF 10% 16V
4,7uF 35V

2573
2574

3198 028 44790
4822 122 33761

47uF 20% 35V
22pF 5% 50V

2519
2520

5322 126 11583
5322 126 11583

10nF 10% 50V
10nF 10% 50V

2575
2576

4822 122 33761
4822 122 33761

22pF 5% 50V
22pF 5% 50V

2521
2522

5322 126 11583
4822 126 14305

10nF 10% 50V
100nF 10% 16V

2577
2578

2222 867 15339
4822 126 14305

33pF 5% 50V
100nF 10% 16V

2523
2524

4822 126 14305
4822 126 14305

100nF 10% 16V
100nF 10% 16V

2579
2580

4822 126 13883
4822 126 13883

220pF 5% 50V
220pF 5% 50V

2525
2526

4822 124 12233
4822 126 14305

47uF 20% 25V
100nF 10% 16V

2581
2582

4822 126 13883
4822 126 13883

220pF 5% 50V
220pF 5% 50V

2527
2528

4822 124 22726
4822 124 22726

4,7uF 35V
4,7uF 35V

2583
2584

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2529
2530

4822 124 22726
4822 124 22726

4,7uF 35V
4,7uF 35V

2585
2586

4822 126 13883
4822 126 13883

220pF 5% 50V
220pF 5% 50V

2531
2533

3198 017 41050
4822 126 14305

1uF 10V
100nF 10% 16V

2587
2588

3198 017 41050
4822 126 13879

1uF 10V
220nF +80/-20% 16V

2534
2535
2536

5322 126 11583
5322 126 11583
3198 016 36810

10nF 10% 50V
10nF 10% 50V
680pF 25V

2589
2850
2851

3198 017 41050
4822 126 14494
4822 126 14494

1uF 10V
22nF 10% 25V
22nF 10% 25V

2537
2538

4822 126 13883
4822 126 14305

220pF 5% 50V
100nF 10% 16V

2852
2853

4822 126 14494
4822 126 14305

22nF 10% 25V
100nF 10% 16V

2539
2541

4822 126 14305
4822 126 13883

100nF 10% 16V
220pF 5% 50V

RESISTORS

2542
2543

4822 126 13883
4822 126 14305

220pF 5% 50V
100nF 10% 16V

3400
3401

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2544
2545

4822 126 14305
4822 126 13879

100nF 10% 16V
220nF +80/-20% 16V

3402
3403

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2546
2547

4822 126 13883
4822 126 13883

220pF 5% 50V
220pF 5% 50V

3404
3407

4822 051 30471
4822 051 20109

470R 5% 0,062W
10R 5% 0,1W

2548
2549

4822 126 13883
4822 122 33741

220pF 5% 50V
10pF 10% 50V

3408
3409

4822 051 20109
4822 117 12925

10R 5% 0,1W
47k 1% 0,063W

2550
2551

4822 122 33741
4822 122 33777

10pF 10% 50V
47pF 5% 63V

3410
3411

4822 051 20109
4822 051 20109

10R 5% 0,1W
10R 5% 0,1W

2552
2553

4822 122 33777
4822 122 33777

47pF 5% 63V
47pF 5% 63V

3413
3414

4822 051 30105
4822 051 30471

1M 5% 0,062W
470R 5% 0,062W

2554
2555

4822 122 33741
4822 126 14305

10pF 10% 50V
100nF 10% 16V

3415
3416

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2556
2557

4822 122 33741
4822 122 33741

10pF 10% 50V
10pF 10% 50V

3417
3418

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2558
2559

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

3419
3420

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2560
2561

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

3421
3422

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2562
2563

3198 016 31020
5322 126 11583

1nF 25V
10nF 10% 50V

3423
3424

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

2564
2565

5322 126 11578
4822 122 33777

1nF 10% 50V
47pF 5% 63V

3425
3428

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

6-6

6-6

ELECTRICAL PARTS LIST - FRONT DISPLAY BOARD

ELECTRICAL PARTS LIST - FRONT DISPLAY BOARD

RESISTORS

COILS & FILTERS

3429
3430

4822 116 83883
4822 116 83883

470R 5% 0,5W
470R 5% 0,5W

3502
3503

4822 117 12864
4822 117 12864

82k 5% 0,6W
82k 5% 0,6W

3564
3565

4822 051 30221
4822 051 30221

220R 5% 0,062W
220R 5% 0,062W

5400
5401

4822 157 62552
4822 157 62552

Coil 2,2uH 5%
Coil 2,2uH 5%

3431
3432

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3504
3505

4822 116 83883
4822 116 83883

470R 5% 0,5W
470R 5% 0,5W

3570
3571

4822 051 20109
4822 051 20109

10R 5% 0,1W
10R 5% 0,1W

5402
5403

5322 242 73686
2422 543 01069

RES CER 12MHz
RES XTL 32,768kHz

3433
3434

4822 051 30471
4822 051 30102

470R 5% 0,062W
1k 5% 0,062W

3511
3512

4822 051 30272
4822 051 30102

2k7 5% 0,062W
1k 5% 0,062W

3572
3573

4822 051 30222
4822 051 30103

2k2 5% 0,062W
10k 5% 0,062W

5404
5405

4822 242 11033
4822 157 62552

RES XTL 4,332MHz
Coil 2,2uH 5%

3435
3436

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3515
3516

4822 117 12891
4822 051 30222

220k 1%
2k2 5% 0,062W

3574
3576

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

5406
5407

4822 157 62552
4822 157 62552

Coil 2,2uH 5%
Coil 2,2uH 5%

3437
3438

4822 051 30471
4822 051 30222

470R 5% 0,062W
2k2 5% 0,062W

3517
3518

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

3577
3578

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

5408
5409

4822 157 62552
4822 157 62552

Coil 2,2uH 5%
Coil 2,2uH 5%

3439
3444

4822 051 30222
4822 051 30471

2k2 5% 0,062W
470R 5% 0,062W

3521
3522

4822 051 30684
4822 117 12925

680k 5% 0,062W
47k 1% 0,063W

3579
3580

4822 051 30103
4822 051 30102

10k 5% 0,062W
1k 5% 0,062W

5850
5851

4822 157 62552
4822 157 62552

Coil 2,2uH 5%
Coil 2,2uH 5%

3445
3446

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3523
3524

4822 051 30474
4822 051 30109

470k 5% 0,062W
10R 5% 0,062W

3581
3582

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

5852

4822 157 62552

Coil 2,2uH 5%

3447
3448

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3526
3527

4822 116 52244
4822 117 12968

15k 5% 0,5W
820R 5% 0,62W

3583
3584

4822 051 30223
4822 051 30102

22k 5% 0,062W
1k 5% 0,062W

DIODES
6400 4822 130 30621

1N4148

3449
3450

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3528
3529

4822 051 30103
4822 051 30272

10k 5% 0,062W
2k7 5% 0,062W

3585
3586

4822 051 30334
4822 051 30102

330k 5% 0,062W
1k 5% 0,062W

6401
6402

4822 130 30621
4822 130 30621

1N4148
1N4148

3451
3452

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3530
3530

4822 051 30562
4822 117 12902

5k6 5% 0,063W
8k2 1% 0,063W

3589
3590

4822 051 30102
4822 117 13632

1k 5% 0,062W
100k 1% 0,62W

6403
6404

4822 130 30621
4822 130 30621

1N4148
1N4148

3453
3454

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3531
3532

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

3591
3592

4822 117 13632
4822 051 30102

100k 1% 0,62W
1k 5% 0,062W

6405
6406

4822 130 34174
4822 130 30621

BZX79-B4V7
1N4148

3455
3456

4822 051 30471
4822 116 83883

470R 5% 0,062W
470R 5% 0,5W

3533
3534

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

3593
3594

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

6407
6408

4822 130 30621
4822 130 30621

1N4148
1N4148

3457
3458

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3535
3536

4822 051 20109
4822 051 20109

10R 5% 0,1W
10R 5% 0,1W

3595
3596

4822 051 30272
4822 051 30272

2k7 5% 0,062W
2k7 5% 0,062W

6409
6410

4822 130 30621
4822 130 31878

1N4148
1N4003G

3459
3460

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3537
3538

4822 116 52206
4822 116 52206

120R 5% 0,5W
120R 5% 0,5W

3598
3599

4822 051 30103
4822 051 30471

10k 5% 0,062W
470R 5% 0,062W

6411
6412

4822 130 31878
4822 130 30621

1N4003G
1N4148

3461
3462

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3539
3540

4822 051 30223
4822 051 30103

22k 5% 0,062W
10k 5% 0,062W

4402
4403

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

6413
6414

4822 130 31878
4822 130 30621

1N4003G
1N4148

3463
3464

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3541
3542

4822 051 30103
4822 116 83872

10k 5% 0,062W
220R 5% 0,5W

4404
4410

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

6415
6420

4822 130 11397
9322 167 73676

BAS316
LTL-4221NLC-KA

3465
3466

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3543
3544

4822 051 30221
4822 051 30121

220R 5% 0,062W
120R 5% 0,062W

4411
4412

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

TRANSISTORS & INTEGRATED CIRCUITS

3467
3468

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3545
3546

4822 051 30121
4822 051 30121

120R 5% 0,062W
120R 5% 0,062W

4413
4414

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7400
7401

3139 110 53040
9352 679 67118

TMP88CU74YF - 'C555S53041'
SAA6579T/V1/M4

3469
3470

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3547
3548

4822 051 30121
4822 051 30221

120R 5% 0,062W
220R 5% 0,062W

4415
4416

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7402
7403

5322 209 11446
4822 209 15449

HEF4051BT
74HC4094D

3471
3472

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3549
3550

4822 051 30221
4822 051 30472

220R 5% 0,062W
4k7 5% 0,062W

4418
4419

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7404
7405

4822 209 15449
9322 145 26668

74HC4094D
M24C02-WMN6

3473
3474

4822 051 30471
4822 051 30221

470R 5% 0,062W
220R 5% 0,062W

3551
3552

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

4420
4422

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7406
7407

4822 130 60511
4822 130 60511

BC847B
BC847B

3475
3476

4822 051 30221
4822 051 30471

220R 5% 0,062W
470R 5% 0,062W

3553
3554

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

4423
4424

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7408
7409

4822 130 60511
4822 130 60511

BC847B
BC847B

3477
3479

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3555
3556

4822 051 30221
4822 051 30121

220R 5% 0,062W
120R 5% 0,062W

4425
4426

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7410
7411

4822 130 60511
4822 130 60373

BC847B
BC857B

3480
3485

4822 051 30471
4822 117 12925

470R 5% 0,062W
47k 1% 0,063W

3557
3558

4822 051 30271
4822 051 30221

270R 5% 0,062W
220R 5% 0,062W

4427
4428

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7412
7413

4822 130 60511
4822 130 60511

BC847B
BC847B

3490
3491

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3559
3560

4822 051 30221
4822 116 83883

220R 5% 0,062W
470R 5% 0,5W

4429
4431

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

Note : Only the parts mentioned in this list are normal

3492
3500

4822 051 30471
4822 117 12864

470R 5% 0,062W
82k 5% 0,6W

3561
3562

4822 116 83883
4822 051 30103

470R 5% 0,5W
10k 5% 0,062W

4434
4435

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

3501

4822 117 12864

82k 5% 0,6W

3563

4822 051 30103

10k 5% 0,062W

4850

4822 051 30008

0R Jumper 0603

/22
/34

service spare parts.

7A-1

7A-1

BLOCK DIAGRAM

TUNER BOARD
ECO 6 Systems
VStabA

VStabB

FM-IF 1

FM-IF 2

10,7 MHz

10,7 MHz

Vcc1

MPX
buffer ampl.
5

Vdd

Discriminator
FM-RF

RDS
(MPX)

VLoop

1101
(1102)

LF filter

10,7 MHz

Vcc2

VCO
1120

D
A

3

FM

39

37

33

35

18

10

11

4 left

9

1

left 14
43

FM
Mixer

FM
Frontend

FM-Osc.

FM
Osc.

5

VLoop

Prescaler
Multiplexer

AM-Osc.

AM-FRAME AERIAL

1103

AM-RF

2

Stereo
Decoder

Vcc
24

RADIO IC
TEA 5757H

AM IF

AM
Mixer

AM
Frontend

4 right

right 15
stereo

Version

AM
Osc.

6

VLoop

FM
Det.

IF2

IF1

AM
Det.

CONTROL

RDS
(MPX)

enable 29

enable

data 28

data

clock 27

clock
stereo
8

AGC
1

VLoop
VStabA
VStabB

8

P1 31
programmable
output ports

Charge
pump

38
34

AFC

23

7

22

40

41

36

44

32

19

AM-IF 1

AM-IF 2

AM-AFC

450kHz

450kHz

450kHz

VStabA

VStabB

VStabB

3

P0 30

Reference
Oscillator

Stabilizer
AFC +

B

C

AFC -

VLoop

20

25

75kHz

Vdd Vcc1 Vcc2
2

ECO6 Systems, 140499

ECO6 Tuner Board
version: SYSTEMS

non-CENELEC

TABLE OF CONTENTS

Blockdiagram ..................................................................7A-1
Schematic Diagram .........................................................7A-2
Component Layout..........................................................7A-3
Adjustment table .............................................................7A-3
Electrical Partslist ............................................................7A-4

7A-2

2

3

TUNER BOARD ECO6

4

5

6

7

8

9

5111
C-PAD

450kHz
3

4

VERSION

2

7

T115
not USA

2104

/00 /02 FM/MW

100n

/01 FM/MW

AM-IF2

FM-IF1

5112 450kHz

5109
I

1
G

O

3

3

T114

MPX

2n2

to 1120
pin 5

7103
BC857C

3156

100K

100n

3170

PROGR.
OUTPUT PORTS

p

2146

220p

2n2

220p

DATA

6

0V

T120 ENABLE/MPX 5

12Vtyp
(10-14V)

T127

VCC

4

T126

RIGHT

3

1132

T117

11.1V

3154

GND
LEFT

2
1

470R

10.4V

3152

220R

220n

9.5V

2136

3155

470R

9.6V T118

9.6V

T124
3153

7112
BC547C

220n

2

330R

4

H

MPX
BUFFER AMPLIFIER
2134

2

3

4

5

6

7

8

LEGEND

...V

FM mode stereo

p ...for provision only
USA ... for USA version only
E-EU ... for East European version only
J ... for Japanese version only

...V

MW mode

...V

LW mode

V EVM

G

DISCRIMINATOR

ECO6 Sys-non Cenelec, 000911

1

F

FE-BT-VK-N

11.1V

7

7

T121

T125

12V

VDD

CLOCK

0V

C-PAD

2130
VCC2

T122

to/from

120R

120R

0V

2137

11.1V

3167

7.8V

STEREO

E

stereo 0.4V
mono 4.8V
1120
8

15n
22n USA

33p

2149

22n

2124

2169

1K

2135

2119

3144

MPX
from 2169

BZX284-C11

FIELDSTR-IND

2V

7.6V T140 3168

2144

22K

3143

VCC1

VCC2

T123

470R

22

6
8

3158

9.6V
9.5V

6107

2140

2

23

22R

15p

2139
3

stereo

3

VDD
21

mono

mono 4.8V

100n

AFC+

T142 1.1V

VDD

0V

12p

2143

1u

20

2141 T116

AFC-

1V
0V

T141 1.1V

2138

2u2 1.2V

1V

FM-DEMOD

IF-GND

PILOT
FILTER

RIGHT

0.6V

LEFT

0.6V

0.8V

LPF

2132

2K2

3145
470n

2131

T112

19

75KkHz

24 stereo 0.2V

VCC2

470n

4

1.3V
0.7V

H

470n 2133

0.8V
0.15V
7

18

17

2164

15n
22n USA

8

MUTE

330p

2126
6

HN1V02H

16

1n
2167

DT-381

1

33K

1

15

VCC1
3176

2

HN1V02H

3

14

AFC

150K
5121

152kHz, 50mVpp

5V

220n
3146

STEREO

3159
470R

stereo

OSC
MONO/

13

2163

26
25 1.4V

XTAL

AF-OUT

DECODER

2166

220p

VCC2

12

22K

27 0V

5K6

FM
DET

VCO

MPX-IN

3160

3169
DIG-GND

D

3161

28 0V

82p

11

100K

1.4V

FM-IF2

AM-IF2

FM-IF1-IN

CLOCK
AM
DET

AGC

CHARGE
PUMP

1.2V

100K
3157

0.7V 1.1V

1.4V

0.7V

1V

1.4V
VSTABA

FM-MIXOUT

VSTABB

0.1V
29 0V

C

0V

470R

5119

22K

5

30 7.7V

P0

0.2V
7111
BC847C

VSTABB

RDS only

560p
3134

6

4

4

10p
2125

3

P0

WRITE-EN

p

7

47R

2

3132

8

32
1.4V

2148

I-TUNE

8

P1

31 7.9V

DATA

7

1.2V
0.7V
33

P1

VDD

6

18p

MW

5123

2120

6105

6105-2

3

1

6

7P

2145

1K

3181

5

AM-OSCILLATOR

G

1.4V

AGC
VSTABA

VCC1

T110

3

B

RF-GND2

AM-OSC

BAS216

3172

15p
12pE-EU
2p2 J
5130

2153

220n

XH-S

4

56K

1V 9
1.3V
0.7V 10

2127

2159

2

3141

MULTIPLEXER

PRESCALER

6120
P1

1

AM-AFC

AGC
CONTROL

VERSION DETECTION

4

2

34

STEREO

1u

5

2107

6

1 T106

11p

2 T105

1.4V

10u
FM
OSC

FM
MIXER

450kHz

1u

11p

4p7

FM
FRONTEND

FM-OSC

T111

1
HN1V02H 7

7 7KL
1

2106

5102 8

35

36

FM
IF2

AM
IF

AGC

STABILIZER

1.6-8V 8
1-8V

3142

1

2

AM-AFC
5114
3

2161 p

RF-GND1

7.8V

100K

3

FM
IF1

AM
MIXER

AM
OSC

33p

6105-1

MW

AM FRAME AERIAL

B

100n

4
0.1V 5

VCC1 7.6V 7

1SV228

6130

AM-RF

33n
560pE-EU

2152

33K

component mounted

8

22n

1n

FM-RF

RIPPLE

E

37

2

FM-IF2-IN

AM
FRONTEND

3

0V 6

VCO

38

O

CONTROL

p

2154

D

FM-OSCILLATOR

39

40

1
G

CTRL

printed

3101

A

FM-IF2

AGC
AM-RF

printed

2155

6131
100K

7

7P

AM-IF

RIPPLE

0V 2
T128

1SV228

3102

D

2V
1

100u
2103

0V

5131

AM DET

41
AM-MIXOUT

7102
BF550

42

43

AM-IF1-IN

100n
2129

Q-multiplier

0.8V

2165

0.6V

44

FM-IN

7101
TEA5757H
TEA5759H J

AGC

3103

FM-RF

C

7111

/06 FM-Japan/AM

1

I

T109

220R

BAS216

6106

C-PAD

3170

5110

0.2V 2128

3105

3157

/17 FM/AM

2

2

C

1131 T103

3156

/14 FM-OIRT/MW

4

6

3113J

47p

2101

printed

8K2

100n

7119J
BFS20
IF-AMP.

100p
6103
BAV99

6120

2150

1K

T102
2

F

2112J

0R

1

2102

4103

100p

8

T113
3119J

3104

1

6

330R

FM 75 OHM

1103

14

/00 /02 FM/MW/LW

330R

YKD21

B

13

AM-IF1

1

1102

12

/ SYSTEMS NON CENELEC

1130

2 100n

A

11

VERSION PROGRAMMING COMPONENTS

1101USA
USA
3 2105

A

10

2147

1

7A-2

voltages measured while
set is tuned to a strong transmitter

9

10

11

Signal path
FM
AM
MPX (Audio Frequency)
AF - left/right

12

13

14

1101 A1
1102 B1
1103 F2
1120 E14
1130 A2
1131 B2
1132 G13
2101 B3
2102 B1
2103 C7
2104 B3
2105 A2
2106 F3
2107 F4
2119 H6
2120 G6
2124 H6
2125 H6
2126 F7
2127 E7
2128 C8
2129 C7
2130 F11
2131 G8
2132 G8
2133 G8
2134 H8
2135 H9
2136 G14
2137 G13
2138 F9
2139 G9
2140 G9
2141 F10
2143 G12
2144 G11
2145 F12
2146 E12
2147 E12
2148 E12
2149 H7
2150 A10
2152 E4
2153 E5
2154 D5
2155 D5
2159 F6
2161 C11
2163 D11
2164 F10
2165 C7
2166 E11
2167 E11
2169 H8
3101 E4
3102 D4
3103 C6
3104 A7
3105 B6
3132 G5
3134 H6
3141 E7
3142 E7
3143 G7
3144 H7
3145 F8
3146 G13
3152 G14
3153 G13
3154 G13
3155 G11
3156 C12
3157 C12
3158 E13
3159 D13
3160 D12
3161 D13
3167 F12
3168 F11
3169 E11
3170 C12
3172 G12
3176 G7
3181 E6
5102 F2
5109 B9
5110 B10
5111 A8
5112 A11
5114 B11
5119 G9
5121 E11
5123 G5
5130 E5
5131 C6
6103 B2
6105-1 F3
6105-2 G5
6106 C3
6107 G13
6120 C13
6130 E5
6131 D5
7101 C8
7102 C6
7103 H7
7111 C13
7112 G12
T102 B2
T103 B2
T105 F2
T106 F2
T109 B6
T110 F5
T111 F4
T112 F7
T113 A8
T114 B10
T115 A8
T116 F10
T117 G13
T118 G11
T120 F13
T121 F13
T122 F13
T123 E13
T124 G14
T125 F14
T126 F13
T127 F13
T128 D7
T140 F11
T141 F10
T142 F10

7A-3

7A-3

1101 A6 1120 A4 1132 A5 2128 C4 2138 C2 3142 D2 5110 B3 5114 A2 5123 D5 7112 C1 9104 B5 9107 D4
1102 B6 1130 B5 2106 C5 2129 B4 2144 B2 5102 D6 5111 B4 5119 C2 5130 D3 9101 A2 9105 B1 9108 C4
1103 D6 1131 D5 2107 B5 2133 D2 2155 C4 5109 A3 5112 A3 5121 B2 5131 D4 9103 B2 9106 B3 9109 D2

TUNER ADJUSTMENT TABLE ( ECO6 FM/MW- and FM/MW/LW - versions with AM-frame aerial )
Waverange

TUNER BOARD ECO6 Systems non Cenelec / componentside view

Input frequency

Input

Tuned to

Adjust

Output

Scope/Voltmeter

108MHz

5130

8V ±0.2V

check

4.3V ±0.5V

VARICAP ALIGNMENT

A

FM
87.5 - 108MHz
(65.81 - 74, 87.5 - 108MHz)

87.5MHz

MW

1700kHz

5123

8V ±0.2V

530 - 1700kHz

530kHz

check

1.1V ±0.4V

FM/MW-version, 9kHz grid

1602kHz

5123

531 - 1602kHz

531kHz

check

279kHz

5122

8V ±0.2V

153kHz

check

1.1V ±0.4V

1602kHz

5123

8V ±0.2V

531kHz

check

1.1V ±0.4V

(65.81MHz)

FM/AM-version, 10kHz grid

FM 75Ω

LW
153 - 279kHz
MW
FM/MW/LW- version, 9kHz grid

AM FRAME AERIAL

531 - 1602kHz

(1.2V ±0.5V)

6.9V ±0.2V

1

1.1V ±0.4V

FM IF

B

IC 7101

21

10.7MHz, 45mV
continuous wave

D

FM
87.5 - 108MHz

108MHz

A

108MHz

2155

(65.81 - 74, 87.5 - 108MHz)

87.5MHz

87.5MHz

(65.81MHz)

mod=1kHz
∆f=±22.5kHz

5131

98MHz, 1mV
continuous wave

A

98MHz

FM

shortcircuit
to block AFC

2141

5119

2

0 ± 3 mV DC

4

MAX

3

152kHz ±1kHz 1)

FM RF
ECO6 System non Cenelec stage .3, 120900

2130
2131
2132
2134
2135
2136

D5
C5
D6
D7
D7
A4

2137
2139
2140
2141
2143
2145

A4
C6
C6
C6
C7
A5

2146
2147
2148
2149
2150
2152

B7
A5
B6
D6
B5
C5

2153
2154
2159
2161
2163
2164

C5
C4
C5
A6
B6
C6

2165
2166
2167
2169
3101
3102

C4
B6
B6
A4
D5
C3

3103
3104
3105
3113
3119
3132

C4
B4
C4
B5
B5
D5

3134
3141
3143
3144
3145
3146

D3
C5
D6
B7
C5
C7

3152
3153
3154
3155
3156
3157

A4
A4
C7
C7
A6
A6

3158
3159
3160
3161
3167
3168

A4
A5
A5
A5
B7
C7

3169
3170
3172
3176
3181
4103

B6
A6
C7
D6
D4
B5

4106
4107
4108
6103
6105
6106

C4
C5
C5
B3
C3
C3

6107
6120
6130
6131
7101
7102

C7 7103 D7
A6 7111 A5
D4 7119 B5
C4
C5
D4

VCO
FM

TUNER BOARD ECO6 Systems - non Cenelec / copperside view

4
1

3142

AM IF

3

IC 7101 36

C

7
2

(65.81MHz)

8

K

A

MW

A
C

C

41..
(not all items shown
in schematic diagram)

2

(as low as
possible)

5111

5

IC 7101 40
see
remark 2)

100nF

5112
fo
symmetric

5114

continuous wave

2

0 ± 2 mV DC

VRF = 2mV

AM RF 3)
MW 4)

1494kHz

2106

558kHz

558kHz

5102

LW

198kHz

198kHz

5103

MW

1500kHz

1500kHz

2106

560kHz

5102

FM/MW/LW- and FM/MW-version
( 9kHz grid)

531 - 1602kHz

1494kHz

FM/AM-version, 10kHz grid

530 - 1700kHz

Vcc1

∆f=±10kHz
VRF = 0.5mV

C

B E
SMD jumper

Vcc2

connect pin 6 of
IC 7101 (AM Osc.)
with 3.3kΩ to Vcc

MW

Vdd

1

AM AFC

450kHz

100nF

max.

D3
D3
D3
D3
D6
C5

560kHz

B

∆f = ±30kHz
VRF as low as
possible

max.

2119
2120
2124
2125
2126
2127

220R

B4
B1
D4
B4
C1
B5

220R

2101
2102
2103
2104
2105
2112

5
fo
symmetric

ECO6, Sys + PA with frame aerial, 070799

Use Service Testprogram. By selecting the TUNER TEST test frequencies will be stored as preset frequencies automatically.

D

5

ECO6 Systems non CENELEC stage .3, 120900

1) If sensitivity of frequency counter is too low adjust to max. channel separation

2) RC network serves for damping the IF-filter while adjusting the other one.

(input signal: stereo left 90% + 9%, adjust output on right channel to minimum)
3) For AM RF adjustments the original frame antenna has to be used !

These assembly drawings show a summary of all possible versions.
For components used in a specific version see schematic diagram respectively partslist.

Repeat

4) MW has to be aligned before LW.

Electrical Partslist ECO6 SYSTEMS NON-CENELEC
MISCELLANEOUS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
1101
2422 015 19376 SOCKET 2P CLICKFIT
USA only
1102
4822 267 10283 SOCKET COAX, IEC 75Ω
not USA
1103
4822 265 31184 JST CONNECTOR 2 POLE
1120
4822 265 11515 FFC SOCKET, 8P
CAPACITORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
2101 © 4822 126 13692
47pF
1%
63V
2102 © 4822 126 13838
100nF 10%
50V
not USA
2103 © 5322 122 31647
1nF 10%
63V
2104 © 5322 122 32531
100pF
5%
50V
2105 © 4822 126 13838
100nF 10%
50V
USA only
2106
2107
2120 ©
2124 ©
2125 ©

2020 800 00191
4822 121 51319
4822 126 13689
5322 122 32654
2020 552 96199

3-11pF TRIMCAP.,N450
1µF 20%
50V
18pF
1%
63V
22nF 10%
63V
560pF
1%
50V

2126 ©
2127 ©
2128
2129
2130 ©

5322 122 31863
4822 126 14076
4822 124 40248
4822 124 41584
5322 122 32654

330pF
220nF
10µF
100µF
22nF

5%
20%
20%
20%
10%

50V
25V
63V
10V
63V

2131 ©
2132 ©
2133
2134 ©
2134 ©

4822 126 13482
4822 126 13482
4822 124 21913
4822 126 13188
5322 122 32654

470nF
470nF
1µF
15nF
22nF

20%
20%
20%
5%
10%

16V
16V
63V
63V
63V

2135 ©
2135 ©
2136 ©
2137 ©
2138

4822 126 13188
5322 122 32654
4822 126 14076
4822 126 14076
4822 124 22652

15nF
22nF
220nF
220nF
2,2µF

5%
10%
20%
20%
20%

63V
63V
25V
25V
50V

2139 ©
2140 ©
2141 ©
2143 ©
2144

4822 126 14236
4822 126 13695
4822 126 13838
4822 126 14076
4822 124 21913

15pF
82pF
100nF
220nF
1µF

5%
1%
10%
20%
20%

50V
63V
50V
25V
63V

2145 ©
2146 ©
2147 ©
2148 ©
2149 ©

4822 122 33575
4822 122 33575
4822 122 33575
4822 122 33127
5322 122 32659

220pF
220pF
220pF
2,2nF
33pF

5%
5%
5%
10%
5%

50V
50V
50V
63V
50V

2150 ©
2152 ©
2152 ©
2153 ©
2153 ©

4822 126 13838
4822 126 12105
5322 116 80853
4822 126 13486
4822 122 33926

100nF
33nF
560pF
15pF
12pF

10%
5%
5%
2%
2%

50V
63V not for East Europe
63V for East Europe only
63V not for East Europe
50V for East Europe only

2155
2159 ©
2164 ©
2165 ©
2166 ©

2020 800 00191
5322 122 32659
4822 126 13482
4822 126 13838
5322 122 31647

3-11pF TRIMCAP.,N450
33pF
5%
50V
470nF 20%
16V
100nF 10%
50V
1nF 10%
63V

2167 © 4822 122 33926
2169 © 4822 122 33127

12pF
2,2nF

5%
10%

50V
63V

not USA

4822 051 20479
4822 051 20223
4822 117 11148
4822 100 12159

47Ω
5%
0,1W
22kΩ
5%
0,1W
56kΩ
1%
0,1W
TRIMPOT. 100kΩ

7A-4
RESISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
3143 © 4822 051 20223
22kΩ
5%
0,1W
RDS only
3144 © 4822 051 10102
1kΩ
2% 0,25W
RDS only
3145© 4822 117 11449
2,2kΩ
1%
0,1W
3146 © 4822 051 20229
22Ω
5%
0,1W
3152 © 4822 051 20471
470Ω
5%
0,1W
3153 ©
3154 ©
3155 ©
3156 ©
3157 ©

4822 051 20471
4822 117 13577
4822 117 11503
4822 117 10837
4822 117 10837

470Ω
330Ω
220Ω
100kΩ
100kΩ

5%
1%
5%
1%
1%

0,1W
0,1W
0,1W
0,1W
0,1W

3158 ©
3159 ©
3160 ©
3161 ©
3167 ©

4822 051 20471
4822 051 20471
4822 051 20471
4822 051 20223
4822 051 20121

470Ω
470Ω
470Ω
22kΩ
120Ω

5%
5%
5%
5%
5%

0,1W
0,1W
0,1W
0,1W
0,1W

3168 ©
3169 ©
3170 ©
3172 ©
3176 ©

4822 051 20121
4822 051 20154
4822 117 10837
4822 051 20562
4822 051 20333

120Ω
150kΩ
100kΩ
5,6kΩ
33kΩ

5%
5%
1%
5%
5%

0,1W
0,1W
0,1W
0,1W
0,1W

3181 ©
4103 ©
4106 ©
4107 ©
4108 ©

4822 051 10102
4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008

1kΩ
2% 0,25W
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805

RDS only

USA only
not USA
USA only

RDS only

COILS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
5102
4822 157 71634 RF-COIL MW
5109
4822 242 70665 FM-IF FILTER 10,7MHz
5110
4822 242 70665 FM-IF FILTER 10,7MHz
5111
2422 549 44023 AM-IF FILTER 450kHz
5112
4822 157 70302 AM-IF FILTER 450kHz
5114
5119
5121
5123
5130

4822 157 70302
4822 157 11443
4822 242 10261
2422 549 44108
4822 157 11843

AM-IF FILTER 450kHz
DISCRIMINATOR COIL
QUARTZ 75kHz
RF-COIL, AM-OSCILLATOR
RF COIL 1,5 TURNS

5131

4822 157 11843

RF COIL 1,5 TURNS

DIODES
–––––––––––––––––––––––––––––––––––––––––––––––––––––
6103 © 5322 130 34337 BAV99
6105 © 4822 130 83075 HN1V02H
6106 © 4822 130 83757 BAS216
6107 © 9340 386 90115 BZX284-C11
6120 © 4822 130 83757 BAS216
6130 © 4822 130 82833
6131 © 4822 130 82833

RDS only

RESISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
3101 © 4822 051 20333
33kΩ
5%
0,1W
3102 © 4822 117 10837
100kΩ
1%
0,1W
3103 © 4822 051 20822
8,2kΩ
5%
0,1W
3104 © 4822 117 13577
330Ω
1%
0,1W
3105 © 4822 117 11503
220Ω
5%
0,1W
3132 ©
3134 ©
3141 ©
3142

7A-4

1SV228
1SV228

TRANSISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
7102
4822 130 42131 BF550
7103 © 5322 130 42756 BC857C
RDS only
7111 © 5322 130 42755 BC847C
7112
4822 130 44503 BC547C
INTEGRATED CIRCUITS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
7101 © 9351 740 80557 TEA5757H/V1, RADIO IC

B

AM-FRAME AERIAL

1103

FM

1101
(1102)

GND
2 3 4

1
Ant.

+FM

6

VCC

FM FRONTEND

5

VLoop

Vvaricap

VLoop

MIXER

TABLE OF CONTENTS

A

Blockdiagram ..................................................................7B-1
Schematic Diagram .........................................................7B-2
Component Layout..........................................................7B-3
Adjustment table .............................................................7B-3
Electrical Partslist ............................................................7B-4

TUNER BOARD
ECO 6 Systems Cenelec

VLoop

C

VStabB

VStabA

VLoop

AM-RF

AM-Osc.

Osc.
out

8

IF
out

7

1

34

38

8

2

6

D

7

22

AM
Mixer

AM
Osc.

Prescaler

Vdd Vcc1 Vcc2

23

Stabilizer

Charge
pump

AM
Frontend

5 FM Osc.

SYSTEMS CENELEC
37

IF1

35

36

VStabB

VStabA

AM-IF 2

450kHz

41

450kHz

AM-IF 1

40

AM IF

AGC

Multiplexer

10,7 MHz

33

IF2

44

AM
Det.

2

AFC

FM
Det.

18

10,7 MHz

19

VStabB

450kHz

AM-AFC

32

5

20

10

Discriminator

RADIO IC
TEA 5762

FM-IF 2

FM-IF 1

10,7 MHz

VStabB

VStabA

AFC -

version:
11

LF filter

MPX
buffer ampl.

Version

25

Reference
Oscillator

75kHz

programmable
output ports

CONTROL

P0 30

P1 31

MW/LW

clock
8

1

1120

ECO6 Systems Cenelec, 140499

AM-RF,
AM-Osc.

3

stereo

data

data 28

enable

clock 27

enable 29

RDS
(MPX)

stereo
24

right
Vcc

right 15

left

Stereo
Decoder

4

4

39
left 14

AM/FM

+FM

Vdd

Vcc2

Vcc1

9

VCO

RDS
(MPX)

AM/FM

ECO6 Tuner Board
AFC +

7B-1
7B-1

BLOCK DIAGRAM

7B-2

2

1

3

7B-2

4

5

6

7

8

9

10

11

12

13

14

VERSION PROGRAMMING COMPONENTS

1.4V

100K

3156
3157

2163 LW
3167

120R

120R

RIGHT

3154

2

LEFT

1
FE-BT-VK-N

330R

DISCRIMINATOR

8.9V
+FM

4

3153

470R

3152

470R

220n

2136

220n

G

2162

8.9V

7

T124

2137

6107

BZX284-C11
22R

150R

8.3V
7.5V

3146

3171

3155

220n

T118

8.2V

47K
2143

9.6V

7112
BC547C
VDD

5K6

3172

12V

2

6

MPX
BUFFER AMPLIFIER

C-PAD

T117

11V

F

3

T125 GND

3151
22u

2139
1

7

to/from

2146

2148

T140 3168

8.2V
8.2V

8

0V T121 DATA

1132

VCC2

7.8V

STEREO

0V T122 CLOCK

H

8.2V
0.7V 3137

P0

3150

0.1V 22K

MW=HIGH
820R

10n

2124 *

100K

2161 p
100n

100n

2145

FIELDSTR-IND

2V

AFC+

1.1V

1.1V

T142

VCC1

E

stereo 0.4V
mono 4.8V
1120

6
0V T120 ENABLE/MPX
5
T127
12Vtyp
VCC
(10-14V) T126
4

from
2169 MPX

22

3
2

3130

7

390p

1

3n3

6

T123

3158
470R

VDD

2141 T116

AFC-

FM-DEMOD

1V
0V

8.2V
8.3V
7.5V

VCC2

21

stereo

mono 4.8V
23

VDD

mono

3

68K

2149

stereo

12p

0V
7124
BC847C

0V

24 stereo 0.2V

22K

3134

560p

2125

IF-GND

FILTER

1.2V

PILOT

1V

0.6V

4

MPX

2n2 to 1120
pin 5
8

p

1n
2167

7110
BC857B

0.7V

150K
5121
DT-381 75 kHz

470R

10K

2118 p

18p
22p LW
2p2

1K
BC857C
7103

33K

20

PROGRAMMABLE
OUTPUT PORTS

VSTABB

FM-IF2

AM-IF2

FM-IF1-IN

VSTABA

AM|FM

0.7V 1.1V

1.4V

0.7V

9V
1.4V

0.4V

1.4V

1.4V
AM-IF1-IN

RF-GND2

MUTE

0.8V

LPF

3143

6105-2 3

5
HN1V02H 6

2169

3144

3
2

8

10p

47R

2119

10K

26
25 1.4V

5119

1.3V
3176

19

152kHz, 50mVpp

5V

2166

LW

5122
4

7.4V 2K2 0.7V
3180

7

2123

LW=HIGH

2120

1

0R

10K

8V
6.7V

470R
3159

VCC2

RDS only

3
2

4104 *

P01

3125

MW

5123
4

6

8.3V
7.5V
BC857B
7122
7109
BC847C 0V
0V
0V 3128 0V

27 0V

D

2164
5118

4K7
P0

18

7111
BC847C

22K
3160

470n

VCC1

VDD

4K7

3123
P0

BIRDY FILTER

17

T141

5

1

16

1nH

6

4

2

15

0V

3161

15p

3

3

14

P0

28 0V

82p

7

13

2u2

2

12

2138

8

AFC

1u

1

8

H

7

2122

VDD

6
8

AM-OSCILLATOR

3132

100p

MW=HIGH

G

7

0.1V
29 0V

OSC

STEREO
DECODER

HN1V02H

0.7V
0.1V
3109

8

2108

1

6

11 MPX-IN

1K 1.2V

0.8V
0.15V

0R

4102

2

10p

2109

4

5115

T112

5

7105
BC337-40

3

WRITE-EN

MONO/

470n 2133 2K2

4

LW only

3135

220n

6105

LW

VCC2

RIGHT

2127

1

7KL

5103

30 7.5V

STEREO

*

B

P0

DIG-GND

1u

2107

100K

3

F

56K

32
1.4V
31 7.5V

XTAL

C
0.2V

1u

3141

T111

P1

P1

DATA

6120

P1

BAS216

3169

FM
DET

8

1.2V
0.7V
FM-IF2-IN 33

AM
DET

CHARGE
PUMP

7

7P

CLOCK

AGC

VERSION DETECTION

6

1
34

AM-AFC

VSTABB

5114 450kHz
4

2

FM
IF2

AM
IF

B

component mounted

AM-AFC
3

FM
IF1

AGC

STABILIZER

3145

4

2

35

AGC

470n

2

G

3

VDD

2132

5

36

MULTIPLEXER

VSTABA

1V 9 VCO
1.3V
0.7V 10 AF-OUT

2131

0R

1

XH-S

PRESCALER

I-TUNE

1.6-8V 8
1-8V

3142

33p

1

O

22n

33p

2159
6

37

AGC
CONTROL

LEFT

2180
6106

4101 *

38

AM
MIXER

AM
OSC

7.8V 7 VCC1
8.2V

VCC1

VCO

11p
20p_LW

T106

MW

7

2106

5102 8

39

0V 6 AM-OSC

HN1V02H

T105

40

4 RF-GND1

MW/LW-RF
1 6105-1 2
7

1

CONTROL

T109

T110

P01 LW =HIGH

2

2

I

CTRL

3 FM-GND

RIPPLE

AM FRAME AERIAL

41

AM
FRONTEND

0.1V 5 FM-OSC

7104
BC337-40

E

G

3

220R

BAS216

0V

42

AM-IF

0V 2 AM-RF

C

LW only

O

AGC

100u

100n

100u
p
2190

100R

2V
1 RIPPLE

43

AM-MIXOUT

2K2

3105

1103

AM DET

100n
2129

+FM

3108 0V
2K2 0.7V

44

2165
3194
3195

D

0.2V

3192
3193

10

T107

2191

7101
TEA5762

0.6V

9

D

820R
3131

7.2V

C

5

1

AM/FM

NC

6

4

I

/17 FM/AM

8

7

7P

5110

2128

AGC

3

120R

10u

A

6

FM-IF2

5109

22K

2

C-PAD

Vvaricap

VCC

GND

0.1V

OSC.
OUT

1.6-8V

100n

8
1131 T103

3191

120R

330R

ANT

YKD31- 2
0432

2102

IF-OUT

330R

MIXER

T104

3190

0V

7

10n

B

0V 1

7111

/14 FM-OIRT/MW

1

FE450

FM-IF1
T102

1

3170

/01 FM/MW

2

220p

FM FRONTEND

1110

1102

11V

FM 75 OHM

T114

2140

A

450kHz
4

3

T115

YKD21

3157

/00 /02 FM/MW

AM-IF2
5112

100n

7

3170

C-PAD
1

2150

1
8

100K

6

1130

2130

100n

2

3156

/00 /02 FM/MW/LW

T113

220p

2

2105 USA

100n

3

6120
3

2n2

450kHz

2147

A
1101USA

VERSION

AM-IF1
5111
4

220p

/ SYSTEMS-CENELEC

2144

TUNER BOARD ECO6

AM/FM
from 7101/39

I
15n
22nUSA

2134

15n
22nUSA
2135

I
marked components not for LW version

ECO6 Sys-Cenelec, 010517

1

2

3

4

5

6

7

8

9

10

LEGEND
* ... only assembled in FM/AM-version
p ...for provision only
USA ... for USA version only
LW ... for LW version only

...V

FM mode stereo

...V

MW mode

...V

LW mode

11

12
Signal path

SMD jumper
41xx
0R

V EVM

voltages measured while
set is tuned to a strong transmitter

FM
AM
MPX (Audio Frequency)
AF - left/right

13

14

1101
1102
1103
1110
1120
1130
1131
1132
2102
2105
2106
2107
2108
2109
2118
2119
2120
2122
2123
2124
2125
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2143
2144
2145
2146
2147
2148
2149
2150
2159
2161
2162
2163
2164
2165
2166
2167
2169
2180
2190
2191
3105
3108
3109
3123
3125
3128
3130
3131
3132
3134
3135
3137
3141
3142
3143
3144
3145
3146
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3167
3168
3169
3170
3171
3172
3176
3180
3190
3191
3192
3193
3194
3195
4101
4102
4104
5102
5103
5109
5110
5111
5112
5114
5115
5118
5119

A2
B1
E2
B2
E14
A2
C2
F13
B1
A2
E3
E4
G3
G3
H6
H6
H6
I6
H6
H6
H6
E7
B8
C7
F11
F8
F8
F8
I8
I9
H14
H13
F9
G9
G9
F10
G12
G11
E11
E12
E12
E12
H7
A10
D5
C11
H12
D11
G10
C7
E11
E11
G8
C4
C3
C3
D5
D2
G4
H3
H2
H3
I9
I9
G4
H6
E7
H7
E7
E6
G7
G8
F8
G13
H12
H12
G14
G13
F13
G12
C12
D12
E13
D13
D13
D13
F12
F11
E11
D12
G12
G12
H7
I3
B6
B7
B6
B4
C4
C3
E2
F3
H5
E3
F2
B9
B10
A9
A11
B11
E7
G9
G9

5121 E11
5122 H5
5123 G5
6105-1 E4
6105-2 G6
6106 D4
6107 G13
6120 C13
7101 C8
7103 H8
7104 D2
7105 F4
7109 H3
7110 H12
7111 C13
7112 G12
7122 H4
7124 H7
T102 B2
T103 B2
T104 B6
T105 E2
T106 E2
T107 C3
T109 D5
T110 D5
T111 E5
T112 F7
T113 A9
T114 B11
T116 F10
T117 F13
T118 G11
T120 F13
T121 F13
T122 E13
T123 E13
T124 G14
T125 F14
T126 F13
T127 F13
T140 F11
T141 F10
T142 F10

7B-3
1101 B5
1102 B5
1103 C5

1110 B4
1120 A4
1130 A5

1131 C5
1132 A4
2106 B4

2107 B3
2128 A3
2129 B3

2133 C1
2138 B1
2144 B1

2162 A4
2191 B4
3142 C2

5102 C4
5103 C4
5109 B3

5110 A2
5111 A3
5112 A2

7B-3

5114 A2
5115 C2
5119 B2

5121 B2
5122 C3
5123 C3

7104 C4
7105 C5
7112 B1

9101 A2
9102 B2
9103 A1

9104 B1
9105 B1
9106 B1

9107 B4
9108 B3
9109 C2

9110 A4
9111 A3

TUNER ADJUSTMENT TABLE ( ECO6 Cenelec FM/MW - and FM/MW/LW - versions with AM-frame aerial )
Waverange

TUNER BOARD ECO6 Systems - Cenelec / componentside view

Input frequency

Input

Tuned to

Adjust

Output

Scope/Voltmeter

108MHz

check

8V ±1.2V

87.5MHz

check

1.6V ±0.5V

MW
531 - 1602kHz
(9kHz grid)

1602kHz

5123

531kHz

check

1.1V ±0.4V

LW
153 - 279kHz
(3kHz grid)

279kHz

5122

8V ±0.2V

153kHz

check

1.1V ±0.4V

VARICAP ALIGNMENT
FM
87.5 - 108MHz
(50kHz grid)

FM FRONTEND

A

FM 75Ω

1

8V ±0.2V
6.9V ±0.2V

3-band
2-band

FM - IF

FM

AM FRAME AERIAL

IC 7101

10.7MHz, 45mV
continuous wave

D

98MHz, 1mV
continuous wave

A

21

shortcircuit
to block AFC

2141

5119

2

0mV ±3mV

3142

3

152kHz ±1kHz 1)

FM - VCO

B
Birdy Filter

FM

98MHz

ECO6 Sys-Cenelec, layout stage .6, 160501

Note: The FM-frontend unit has already been adjusted by the factory
and needs therefore no further adjustments for service purposes.

FM RF (channel separation)
2137
2139
2140
2141
2143
2145

A3
B4
B4
B5
B5
B5

2146
2147
2148
2149
2150
2159

B5
A5
B4
C4
B3
B3

2161
2163
2164
2165
2166
2167

A4
A4
B4
B3
B5
B4

2169
2180
2190
3105
3108
3109

A3
B2
B2
B3
C2
C1

3123
3125
3128
3130
3131
3132

A5
A5
C2
C4
C4
B3

3134
3135
3137
3141
3143
3144

C3
C4
C4
B3
C5
A5

3145
3146
3150
3151
3152
3153

C4
B5
B3
A2
A3
A3

3154
3155
3156
3157
3158
3159

B5
B5
A4
A4
A3
A3

3160
3161
3167
3168
3169
3170

A3
A4
A5
C5
B4
A4

3171
3172
3176
3180
3190
3191

B5
B5
C4
A5
B2
A3

3192
3193
3194
3195
4101
4102

A2
B2
B2
B2
C2
C2

4104
4105
4106
4107
5118
6105

C3
B2
B3
C4
C4
B2

6106
6107
6120
7101
7103
7109

B2
B5
A4
B4
C5
A5

7110
7111
7122
7124

1

FM

98MHz

C
450kHz

MW

8

A
K

1

+FM
A

D

C

AM AFC
MW

4

right channel min.

5111

5

IC 7101 40
see
remark 2)

100nF

C

5112

5114

continuous wave

fo
symmetric

2

0mV ±2mV

3)

B E
1494kHz

SMD jumper

41..

5118

8

connect pin 6 of
IC 7101 (AM Osc.)
with 3.3kΩ to Vcc

∆f = ±10kHz
VRF = 0.5mV
(as low as
possible)

100nF

VRF = 2mV

AM RF

Vdd
C

A

IF coil
inside
FM frontend
1110

IC 7101 36

3
7

2

98MHz, 1mV
90% Left + 9% pilot
mod=1kHz

AM IF

TUNER BOARD ECO6 Systems - Cenelec / copperside view

4

B2
A4
C3
C3

max.

B3
C4
C4
C5
C5
A3

MW

(not all items shown
in schematic diagram)

B

558kHz

Vcc2
LW

198kHz

Vcc1

∆f = ±30kHz
VRF as low as
possible

1494kHz

2106

558kHz

5102

198kHz

5103

max.

2130
2131
2132
2134
2135
2136

220R

C3
C3
C3
C3
C3
C4

220R

2120
2122
2123
2124
2125
2127

3135

B1
B1
C1
C1
C3
C3

2180

2102
2105
2108
2109
2118
2119

5
fo
symmetric

ECO6 Sys Cenelec, 190599

Use Service Testprogram. By selecting the TUNER TEST test frequencies will be stored as preset frequencies automatically.
1) If sensitivity of frequency counter is too low adjust to max. channel separation

1

5

2

ECO6 Sys-Cenelec, layout stage .6, 160501

(input signal: stereo left 90% + 9%, adjust output on right channel to minimum)
2) RC network serves for damping the IF-filter while adjusting the other one.
3) For AM RF adjustments the original frame antenna has to be used!

MW has to be aligned before LW.
These assembly drawings show a summary of all possible versions.
For components used in a specific version see schematic diagram respectively partslist.

Repeat

7B-4

Electrical Partslist ECO6 SYSTEMS-CENELEC

7B-4

MISCELLANEOUS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
1101
2422 015 19376 SOCKET CLICKFIT 2P
USA only
1102
4822 267 10283 SOCKET COAX, IEC 75Ω
not USA
1103
4822 265 31184 JST CONNECTOR, 2 POLE
1110
2422 542 90071 FM FRONTEND
1120
4822 265 11515 FFC SOCKET, 8P

RESISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
3128 © 4822 117 11449
2,2kΩ
1%
0,1W
LW only
3130 © 3198 021 38210
820Ω
5% 0,06W
3131 © 3198 021 38210
820Ω
5% 0,06W
3132 © 4822 051 20479
47Ω
5%
0,1W
3134 © 4822 051 20223
22kΩ
5%
0,1W

CAPACITORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
2102 © 4822 126 13838
100nF 10%
50V
not USA
2105 © 4822 126 13838
100nF 10%
50V
USA only
2106
2020 800 00204 TRIMCAP. 4,2 - 20pF, N750
LW only
2106
2020 800 00191 TRIMCAP. 3 - 11pF, N450
FM/AM only
2107
4822 121 51319
1µF 20%
50V

3135 ©
3137 ©
3141 ©
3142
3143 ©

3198 021 31020
4822 051 20223
4822 117 11148
4822 100 12159
4822 051 20223

3144 ©
3145 ©
3146 ©
3150 ©
3151 ©

4822 051 10102
4822 117 11449
4822 051 20229
4822 117 10833
4822 051 20683

1kΩ
2,2kΩ
22Ω
10kΩ
68kΩ

2%
1%
5%
1%
5%

0,25W
0,1W
0,1W
0,1W
0,1W

3152 ©
3153 ©
3154 ©
3155 ©
3156 ©

4822 051 20471
4822 051 20471
4822 117 13577
4822 117 10353
4822 117 10837

470Ω
470Ω
330Ω
150Ω
100kΩ

5%
5%
1%
5%
1%

0,1W
0,1W
0,1W
0,1W
0,1W

3157 ©
3158 ©
3159 ©
3160 ©
3161 ©

4822 117 10837
4822 051 20471
4822 051 20471
4822 051 20471
4822 051 20223

100kΩ
470Ω
470Ω
470Ω
22kΩ

1%
5%
5%
5%
5%

0,1W
0,1W
0,1W
0,1W
0,1W

3167 ©
3168 ©
3169 ©
3170 ©
3171 ©

4822 051 20121
4822 051 20121
4822 051 20154
4822 117 10837
4822 117 10834

120Ω
120Ω
150kΩ
100kΩ
47kΩ

5%
5%
5%
1%
1%

0,1W
0,1W
0,1W
0,1W
0,1W

3172 ©
3176 ©
3180 ©
3190 ©
3191 ©

4822 051 20562
4822 051 20333
4822 117 10833
4822 051 20121
4822 051 20121

5,6kΩ
33kΩ
10kΩ
120Ω
120Ω

5%
5%
1%
5%
5%

0,1W
0,1W
0,1W
0,1W
0,1W

3192 ©
3193 ©
3194 ©
3195 ©
4101 ©

4822 117 13577
4822 117 13577
4822 117 11449
4822 051 20101
4822 051 20008

330Ω
1%
0,1W
330Ω
1%
0,1W
2,2kΩ
1%
0,1W
100Ω
5%
0,1W
CHIP JUMPER 0805

4102 ©
4104 ©
4105 ©
4106 ©
4107 ©

4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805

2108 ©
2109 ©
2120 ©
2120 ©
2122 ©

5322 122 32531
5322 122 32448
4822 126 13689
5322 122 32658
4822 122 33891

100pF
10pF
18pF
22pF
3,3nF

5%
5%
1%
5%
10%

50V
50V
63V
50V
63V

2123 ©
2124 ©
2125 ©
2127 ©
2128

2020 552 93494
4822 122 33177
2020 552 96199
4822 126 14076
4822 124 40248

390pF
10nF
560pF
220nF
10µF

1%
20%
1%
20%
20%

50V
50V
50V
25V
63V

2129
2130 ©
2131 ©
2132 ©
2133

4822 124 41584
5322 122 32654
4822 126 13482
4822 126 13482
4822 124 21913

100µF
22nF
470nF
470nF
1µF

20%
10%
20%
20%
20%

10V
63V
16V
16V
63V

2134 ©
2134 ©
2135 ©
2135 ©
2136 ©

3198 017 31530
5322 122 32654
3198 017 31530
3198 017 32230
4822 126 14076

15nF
22nF
15nF
22nF
220nF

10%
10%
10%
10%
20%

50V
63V
50V
25V
25V

2137 ©
2138
2139 ©
2140 ©
2141 ©

4822 126 14076
4822 124 22652
4822 126 14236
4822 126 13695
4822 126 13838

220nF
2,2µF
15pF
82pF
100nF

20%
20%
5%
1%
10%

25V
50V
50V
63V
50V

2143 ©
2144
2145 ©
2146 ©
2147 ©

4822 126 14076
4822 124 21913
4822 122 33575
4822 122 33575
4822 122 33575

220nF
1µF
220pF
220pF
220pF

20%
20%
5%
5%
5%

25V
63V
50V
50V
50V

2148 ©
2149 ©
2150 ©
2159 ©

4822 122 33127
5322 122 32659
4822 126 13838
5322 122 31151

2,2nF
33pF
100nF
22µF

10%
5%
10%
20%

63V
50V
50V
50V

2163 ©
2164 ©
2165 ©
2166 ©
2167 ©

4822 126 13838
4822 126 13482
4822 126 13838
5322 122 31647
4822 122 33926

100nF
470nF
100nF
1nF
12pF

10%
20%
10%
10%
5%

50V
16V
50V
63V
50V

LW only

2169 ©
2180 ©
2190 ©
2191

4822 122 33127
3198 017 31030
4822 126 13838
4822 124 40178

2,2nF
10nF
100nF
100µF

10%
10%
10%
20%

63V
50V
50V
10V

RDS only

LW only
LW only
FM/AM only

1kΩ
5% 0,06W
22kΩ
5%
0,1W
56kΩ
1%
0,1W
TRIMPOT. 100kΩ
22kΩ
5%
0,1W

LW only

RDS only

DIODES
–––––––––––––––––––––––––––––––––––––––––––––––––––––
6105 © 4822 130 83075 HN1V02H
6106 © 4822 130 83757 BAS216
6107 © 9340 386 90115 BZX284-C11
6120 © 4822 130 83757 BAS216
TRANSISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
RDS only
7103 © 5322 130 42756 BC857C
7104
9322 003 64676 TBC337-40
LW only
7105
9322 003 64676 TBC337-40
LW only
7109 © 4822 130 60373 BC856B
LW only
7110 © 4822 130 60373 BC856B

RDS only

7111 ©
7112
7122 ©
7124 ©

5322 130 42755
4822 130 44503
5322 130 42755
5322 130 42755

BC847C
BC547C
BC847C
BC847C

LW only
LW only

LW only
LW only
LW only
FM/AM only

not USA
USA only
not USA

INTEGRATED CIRCUITS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
7101
4822 209 90315 TEA5762H/V1, RADIO IC

USA only

RDS only

RESISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
3105 © 4822 117 11503
220Ω
5%
0,1W
3108 © 4822 117 11449
2,2kΩ
1%
0,1W
LW only
3109 © 4822 051 20472
4,7kΩ
5%
0,1W
LW only
3123 © 4822 051 20472
4,7kΩ
5%
0,1W
LW only
3125 © 4822 117 10833
10kΩ
1%
0,1W
LW only

RDS only
LW only

FM/AM only
FM/AM only
FM/AM only

COILS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
5102
4822 157 71634 RF-COIL MW
5103
2422 549 44107 RF-COIL LW
LW only
5109
4822 157 71639 FM-IF FILTER 10,7MHz
5110
4822 242 70665 FM-IF FILTER 10,7MHz
5111
2422 549 44023 AM-IF FILTER 450kHz
5112
5114
5115
5118 ©
5119

4822 157 70302
4822 157 70302
4822 157 71636
2422 535 95881
4822 157 11443

AM-IF FILTER 450kHz
AM-IF FILTER 450kHz
ANTI BIRDY FILTER
100nH
DISCRIMINATOR COIL

5121
5122
5123

4822 242 10261
2422 549 44108
2422 549 44108

QUARTZ 75kHz
RF-COIL, LW-OSCILLATOR
RF-COIL, MW-OSCILLATOR

LW only

9-1

9-1

Tapedeck wiring (Double deck)
TO ETF BOARD
CONNECTOR 1770 (ND) 14P
CONNECTOR 1740 (DB) 14P
REC
REV

REC
FWD

CRO2*

CRO2*

* Not for Ferro version

ETF7 TAPE MODULE
(Non-Dolby Version)

LH

+

–

MODE
SW

TAPE DECK
MOTOR

Mechanism B

Mechanism A
TO ETF BOARD
CONNECTOR 1730 (3P)

TO ETF BOARD
CONNECTOR 1710 (ND) 5P
CONNECTOR 1720 (DB) 6P

TABLE OF CONTENTS
Tape Module Wiring & variation table ....................... 9-1
Block diagram ............................................................ 9-2

Variations table for Analog Circuit

Brief Introduction ....................................................... 9-3
Connector assignment ............................................... 9-4

Non-autoreverse

ND/DD/FR

ND/DD/FF

Autoreverse
ND/DD/FR

Non-autoreverse
ND/DD/FF

Chrome/Ferro

Chrome/Ferro

Ferro

Chrome/Ferro

Chrome/Ferro

Ferro

-

-

100nF

3769

12k

8k2

8k2

2701 , 2702

150pF

270pF

270pF

3772

6k8

5k6

5k6

2703 , 2704

100pF

220pF

220pF

4785

-

-

0R jumper

2717 , 2718

10nF

15nF

15nF

3774

15k

8k2

8k2

2721 , 2722

6,8nF

6,8nF

-

6614

1N4148

-

-

2727 , 2728

470pF

1nF

1nF

7616

BC857B

-

-

3616

10k

1k

1k

7622

BC847B

-

-

3618

6k8

-

-

3620

10k trimmer

-

-

3622

-

10k trimmer

10k trimmer

3672

4k7

-

-

3676

47k

-

-

3687

220R

220R

-

3688

680R

-

18k

Tape deck electronics & Tape adjustments ............... 9-5
ETF7 Non-Dolby board layouts ................................. 9-6

2624

Analog Circuit diagram .............................................. 9-7
Servo Circuit diagram ................................................ 9-8
Exploded views & parts list ........................................ 9-9
Electrical parts list .................................................... 9-13

Autoreverse

3723 , 3724

15k

18k

3725 , 3726

10R

10R

-

3727 , 3728

5k6

6k8

6k8

3729 , 3730

3k3

4k7

4k7

3743 , 3744

1k5

2k2

2k2

3745 , 3746

3k3

5k6

5k6

3754 , 3755

1M

47R

47R

9-2

9-2

BLOCK DIAGRAM
Line-In
ATTEN

7710

7720
PB Out

9792 #

Playback
Head

PRE-AMPLIFIER
AN7318S

SOURCE SEL
HEF4952BT

ATTEN
For Dolby version only

ALCEN

1A0 1A1 1A2

ALC

PB In

Rec current
7740

Rec/Pb
Head

Rec In

PB EON. SW.
HEF4952BT

PLAYBACK
EQUALISATION

4794 #

PB A ADJ

PB B ADJ

1A0

1A1

PB Out

7630
DOLBY B NR
CXA1101M
DOLBY

REC Out

2A2

MUTE

2A0 2A1 2A2

MPX

BIAS SYM

7788

IEC I
IEC II
REC EON.

RECORD AMP
NJM4560D

HD SW.

REC EON. SW.
HEF4952BT

BIAS ADJ

NOM/HI SPEED
REC EON.
3A0

OSCILLATOR
CRB

1A0

ALCEN

7787

REC

1A2
7780
7791

CRA
7792
NOTE:

NS

1A1

2A0

# For Non-dolby version only
Only 1 channel is presented.
MicroProcessor Control / Communication lines
Direct / Indirect Control lines from Shift Registers

NS/HS
(NS)

SOLENOID
SUPPLY CTRL

SOLENOID
SUPPLY CTRL

MOTOR VCC
SUPPLY CTRL

NS/HS CTRL

4x

DECK(S) SW.
STATUS TO
VOLTS CONV.

2x

HS

AD1

7622
3A0

AD2

CLK
DATA
STROBE

7610
SHIFT
REGISTER
HEF4094BT

1A0
2A1
2A2
REC
NS/HS (NS)

Deck A (Pb) switches, sensors & motor

REC

Deck B (Rec/Pb) switches, sensors & motor

Erase

NOM/HI SPEED
REC EON.

3A0 3A1 3A2
(HS) (REC) (CRB)

Bias

REC ADJ

#

7730

REC

Erase
Head

2A2

7640

9-3

9-3

Brief introduction
General
1. Playback Mode

2.

During High speed dubbing, a feedback signal from the uP through pin 03 of the IC7610 (HEF4094BT) will trigger the
transistors 7622 (BC847B) and 7616 (BC857B) to cause a change in the voltage level between High and Low, thus changing

via connector 1701.

the speed of the motor.

Recording Mode
Recording Signal is selected and fed through by the Mode Selector IC7710 (HEF4952BT) which is then amplified by the
amplifier IC7720 (AN7323S). The amplified output signal will pass through IC7730 (HEF4952BT) for record equalization and
back to IC7710 (HEF4952BT) before registered into the Rec/PB Head of Deck B.

3.

14. IC7610 (HEF4094BT)
IC7610 (HEF4094BT) is a Shift Register use for issues the logic for cmos switch ICs (HEF4952BT) via 1A0, 2A1 and 2A2.
It also issues logic to On/Off SOL_A, SOL_B and MOT. Recording speed is controlled via NS/HS.

Dubbing Mode
In Dubbing mode, signal from the playback head Deck A is selected and fed through by the Mode Selector IC7710
(HEF4952BT) which is then equalised for playback mode by the amplifier IC7720 (AN7323S) so that a flat response is

4.

13. Motor Speed (For FR versions only)

Signal from the playback head Deck A or Deck B is selected and fed through by the Mode Selector IC7710 (HEF4952BT).
The signal is amplified by amplifier IC7720 (AN7323S) before feeding to the IC7740 (HEF4952BT) and out to the AF Board

Dolby Circuit (For sets with Dolby B NR version only)
15. IC7630 (CXA1551M)

obtained after the pre-amp. The equalised signal will then follow the same path as in the Recording mode.

IC7630 (CXA1551M) in the Dolby circuit is a Dolby Noise Reduction Type B IC for the Playback and Recording signal. Noise
Reduction ON/OFF are controlled by DOLBY, which is from CLK, direct from uP. After clocking in DATA, CLK is set to HIGH/

Mode Selector
The Mode Selector IC7710 (HEF4952BT) caters for 4 inputs signal, namely Playback Signal from Deck A, Playback Signal

LOW for NR OFF/ON.

from Deck B, Recording Signal and Dubbing Signal.
5.

Amplifier PB/REC
Amplifier IC7720 (AN7323S) is for the purpose of amplifying the Playback and Recording signal from the Mode Selector.

6.

Automatic Level Control (ALC)
ALC circuit consists of resistors (3760, 3765, 3766, 3767), capacitors (2762 , 2763) and control by transistor 7787 (BC847B).
ALC limits the amplifier output to a constant value when input signal becomes too large, thus limiting recording current to

16. 19kHz Filter
The 19kHz filters 5631 & 5632 (LXD-210) in the Dolby circuit is for the purpose of filtering the 19kHz Pilot Tone (for Tuner
signal only) of the Recording signal.
17. Level Adjust
The Variable resistor 3635, 3636,3641 and 3642 in the Dolby circuit is for adjusting the playback level of the Dolby reference
(400Hz , 200nWb/m). Transistor 7631, 7632 are ON to enable adjustment of 3641, 3642 during Playback Deck A. Transistor
7633, 7634 and 3635, 3636 are active for Playback Deck B.

below saturation level, to prevent recording distortion.
18. Amplifier IC7640 (NJM4560M)
7.

Muting Circuit (For Non-Dolby version only)
Switch S4 of the IC7740 (HEF4952BT) is for the purpose of muting the output during Recording mode. During Recording
mode, S4 is closed and shorted to the ground.

8.

IC7740 (HEF4952BT)
The function of the IC7740 (HEF4952BT) is to change time constant between 120us Ferro (IEC I) and 70us Chrome (IEC

The Amplifiers 7640A & 7640B (NJM4560M) in the Dolby circuit is for the purpose of amplified the Recording signal.
19. Muting Circuit
The muting circuit which consists of transistors 7788, 7789 and 7790 (BC847B) is for the purpose of muting the output during
Recording mode.

II) during playback mode. It will automatically determined whether the tape type is 120us Ferro (IEC I) or 70us Chrome (IEC
II). This IC will switch to Flat Gain during the Recording mode.
9.

IC7730 (HEF4952BT)
The function of the IC7730 (HEF4952BT) is to change gain and time constant according to tape type and recording speed
to boost recording current at higher frequency during recording to compensate for head loss. It will automatically determined
whether the tape type is 120us Ferro (IEC I ) or 70us Chrome (IEC II).

10. Bias Level
Bias Level making use of the Variable resistor (3773) for adjusting the optimal level of the bias current for Ferro or Chrome.
11. Bias Symm (For Dolby B NR version only)
Bias Symm making use of the Variable resistor (3785) to adjust the bias current for the left and the right channel to be equal.
12. PB Switch
Playback Switch which consists of the FETs 7785 (For Dolby B NR version only) & 7786 (J111) is for the purpose of providing
a virtual ground for the Rec/PB Head (Deck B) during Playback mode. During the Playback mode, the FETs are turn on and
shorted pin 2 and 4 of connector 1720 to the ground. During Recording mode, the FETs are turn off to allow the oscillator
signal to be superposition onto the Recording signal for recording.

NOTATIONS & ABBREVIATIONS USED IN THIS
DOCUMENT
CR
Chrome (IEC type II)
DB
Dolby NR type B
DD
Double Deck
DM
Double Motor
FE
Ferro (IEC type I)
FF
Non-Autoreverse
FR
Autoreverse Deck B
Gnd x Ground x
HSD
High speed dubbing
ND
Non Dolby
NR
Noise Reduction
NSD
Normal speed dubbing
PB
Playback
REC
Record
S/A
Sub-assy
SD
Single Deck
SM
Single Motor

9-4

9-4

CONNECTORS ASSIGNMENTS:
CONNECTOR 1701
1
2
3
4
5
6
7

REC-L
REC-R
GND A
TAPE-L
+12V
TAPE-R
-CMOS

CONNECTOR 1703
1
2

GND M
+MOTOR

CONNECTOR 1706
1
2
3
4
5
6
7

AD2
AD1
+5V
GND P
CLK
DATA
STROBE

CONNECTOR 1710
1
2
3
4
5

B R/P HD L+
GND A
B R/P HD R+
ERASE HEAD
GND A

CONNECTOR 1720
1
2
3
4
5
6

B R/P HD L+
B R/P HD LB R/P HD R+
B R/P HD RERASE HEAD
GND A

CONNECTOR 1730
1
2
3

A PB HD L+
GND A
A PB HD R+

INTERCONNECTION TO AF BOARD
Record input left
Record input right
AF Ground
Playback output left
D.C. supply (+12V) for AF electronics
Playback output right
Negative d.c. supply (-9V) for CMOS ICs
INTERCONNECTION TO AF BOARD
Motor Ground
D.C. supply (+12V) for tape deck motor & solenoid
INTERCONNECTION TO FRONT BOARD
Deck sensing switches output voltage / Deck A EOT
Deck sensing switches output voltage / Deck B EOT
DC supply +5V for ADC network
Control & Oscillator Ground
HEF4094BT shift register Clock line
HEF4094BT shift register Data line
HEF4094BT shift register Strobe line
DECK B HEADS CONNECTON (For Non-Dolby version only)
R/P Head left channel positive
R/P Head return ground
R/P Head right channel positive
Erase Head
Erase Head ground
DECK B HEADS CONNECTON (For Dolby B NR version only)
R/P Head left channel positive
R/P Head left channel negative
R/P Head right channel positive
R/P Head right channel negative
Erase Head
Erase Head ground
DECK A HEAD CONNECTIONS (For Double Deck versions only)
Pb Head left channel positive
Pb Head return ground shield
Pb Head right channel positive

CONNECTOR 1740
1
2
3
4
5
6
7
8
9
10
11
12
13
14

REC REW
CrO2 B
REC FWD
PHOTO B
SOL B
Vcc
MODE B
GND M
SOL A
PHOTO A
MODE A
L
CrO2 A
H

CONNECTOR 1770
1
2
3
4
5
6
7
8
9
10
11
12
13
14

REC REW
CrO2 B
REC FWD
PHOTO B
SOL B
Vcc
MODE B
GND M
SOL A
PHOTO A
MODE A
L
CrO2 A
H

DECK A & B CONTROL INTERFACE (For Dolby B NR version only)
Record tab protection status switch (reverse)
Chrome tape detection switch deck B
Record tab protection status switch (forward)
Photo sensor output (tape movement indication)
Solenoid supply for deck B
Deck / Motor supply
Mode switch (head engagement)
Deck / Motor ground
Solenoid supply for deck A
Photo sensor output (tape movement indication)
Mode switch (head engagement)
L pin for motor
Chrome tape detection switch deck A
H pin for motor

[open=on: close=off]
[open=Cr: close=Fe]
[open=on: close=off]

[open=off: close=engaged]

[open=off: close=engaged]
[open=Cr: close=Fe]

DECK A & B CONTROL INTERFACE (For Non-Dolby version only)
Record tab protection status switch (reverse)
Chrome tape detection switch deck B
Record tab protection status switch (forward)
Photo sensor output (tape movement indication)
Solenoid supply for deck B
Deck / Motor supply
Mode switch (head engagement)
Deck / Motor ground
Solenoid supply for deck A
Photo sensor output (tape movement indication)
Mode switch (head engagement)
L pin for motor
Chrome tape detection switch deck A
H pin for motor

[open=on: close=off]
[open=Cr: close=Fe]
[open=on: close=off]

[open=off: close=engaged]

[open=off: close=engaged]
[open=Cr: close=Fe]

9-5

9-5

TAPE MECHANISM ELECTRONICS

TAPE ADJUSTMENT & CHECK TABLE
B Photo Sensor

Rec-R

1. B Rec Switch (REV)

CrO2*

2. B CrO2 Switch

TEST
CASSETTE

RECORDER
MODE

MEASURE
ON

ADJUST

READ ON

to

with

ADJUST MOTOR SPEED

3. B Rec Switch (FWD)

Rec-F

4. B Photo Out
Solenoid

PLAY B

SBC420
3150Hz

NORMAL SPEED

PLAY A

or

2

LEFT RIGHT

frequency
counter

3620

3150Hz +/- 0.5%

check

3150Hz -0.8/+1.8%

CHECK WOW & FLUTTER

5. B Solenoid

SBC420
3150Hz

DECK A & B

PLAY

1

or

2

check

<0.4 % DIN

left hand screw

max. output level
& left=right

W&F-meter

LEFT RIGHT

6. Vcc 12V

B-Mode

1

ADJUST AZIMUTH

7. B Mode Switch
8. Gnd

PLAY FWD

SBC420
10kHz

DECK A & B

Solenoid

2

mV-meter

right hand screw

CHECK PLAYBACK FREQUENCY RESPONSE

10. A Photo Out

Motor

or

PLAY REV # LEFT RIGHT

R1 (680R)
9. A Solenoid

1

DECK A & B

PLAY

SBC420

1

or

2

mV-meter

check

limits see fig.1

3773

995mV

check

750mV +/- 1.5dB

mV-meter

check

limits see fig. 2 *

THD-meter

check

<3% *

LEFT RIGHT

11. A Mode Switch
ADJUST BIAS CURRENT

12. Motor L
A-Mode

SBC419A^

13. A CrO2 Switch

R2 (680R)

14. Motor H

A Photo Sensor

RECORD

DECK B

SBC420

Inject 3mV signals
100Hz, 250Hz, 1kHz,
10kHz, 12.5kHz
Mechanism A Head Wires Soldering

Pink or
Red

Play
Head

White

via

3

or

RECORD B

RECORDED
CASSETTE

PLAY B

SBC419A^
or
SBC420

RECORD B

4

Screen
(Gnd)

via

3

or

4

Mechanism B Head Wires Soldering (Non-Dolby version)
Head wire
connector pcb
1.
2.
3.
4.
5.

+L ch (White)
- ch (Black)
+R ch (Red)
E Head (Blue)
E Head (Yellow)

Head wire
connector pcb
1.
2.
3.
4.
5.

Rec/Pb
Head

Erase
Head

White
Black
Red
Blue
Yellow

For Normal Head

For Auto-reverse Head

6

mV-meter

LEFT RIGHT

SBC419A^
or
SBC420

Inject 1kHz 8.85mV

Rec/Pb
Head

or

CHECK OVERALL FREQUENCY RESPONSE AND DISTORTION

CrO2*

* No Leaf switch & copper pattern
shorted together for Ferro version

5

1

or

2

LEFT RIGHT

RECORDED
CASSETTE

PLAY B

1

or

2

LEFT RIGHT

SBC419A^ : 4822 397 30069
SBC420 : 4822 397 30071

# For Auto-reverse version only
* If high frequencies are not within limits, decrease bias and re-measure.
If distortion is too high, increase bias and re-meaure
^ Not applicable for Ferro version

level(dB)

level(dB)

Mechanism B Head Wires Soldering (Dolby B NR version)
Rec/Pb
Head

Head wire
connector pcb

Head wire
connector pcb
1.
2.
3.
4.
5.
6.

+L ch (White)
- L ch (Black)
+R ch (Red)
- R ch (Blue)
E Head (Yellow)
E Head (Yellow)

For Auto-reverse Head

1.
2.
3.
4.
5.

Rec/Pb
Head

Erase
Head

8dB

White
Black
Red
Blue
Yellow

80

250

4k
figure. 1

For Normal Head

8dB
10dB (HSD)

8dB

6dB

12.5k

f(Hz)

100

8dB
10dB (HSD)

6dB

250

4k
figure. 2

10k

f(Hz)

9-6

9-6

COMPONENT LAYOUT

CHIP LAYOUT

2

4
3

5

6

1

3139 113 3409 pt2 dd wk0042

2

4
1

3

Some location on this board is prepared for both 0603 & 0805 SMDs footprint,
in such locations 0603 SMDs may be substituted.

6

5

3139 113 3409 pt2 dd wk0042

9-7

9-7

ANALOG CIRCUIT
1701 F9
1710 C1
1730 A1
2701 B2
2702 B2
2703 A2
2704 B2

2705 A2
2706 A2
2707 A4
2708 B4
2709 A5
2710 B5
2711 A6

2712 B6
2713 A6
2714 B6
2715 A4
2716 C4
2717 C6
2718 D6

2745 F5
2746 F8
2747 E8
2760 E3
2761 B5
2762 B6
2763 B6

2735 B3
2737 A6
2738 B6
2741 D6
2742 C3
2743 F1
2744 A4

2726 D4
2727 A3
2728 E5
2729 A8
2730 B8
2733 A5
2734 C4

2719 C5
2720 D5
2721 C5
2722 D5
2723 C5
2724 D5
2725 D4

1

2765 B4
2769 F7
2770 F8
2780 F3
2781 F2
2782 F2
2784 F1

2

2785 F1
2786 D1
2787 D3
3701 B1
3702 C2
3703 A2
3704 B1

3712 B4
3713 A7
3714 B7
3715 A6
3716 B6
3717 C6
3718 E6

3705 A4
3706 B4
3707 A5
3708 B4
3709 A4
3710 C4
3711 A5

3

3726 D5
3727 A7
3728 B7
3729 A7
3730 B7
3731 A7
3732 B7

3719 C6
3720 E6
3721 C6
3722 D6
3723 A3
3724 D5
3725 C5

4

3744 F8
3745 F8
3746 E8
3748 C8
3749 C7
3751 E5
3752 F4

3733 A2
3734 B2
3735 A2
3736 B1
3741 A6
3742 C7
3743 F8

3760 A7
3761 E3
3762 E2
3763 A5
3764 A5
3765 B6
3766 B7

3753 F5
3754 E8
3755 E7
3756 D8
3757 D8
3758 D8
3759 D7

5

3767 A7
3768 E8
3769 E4
3770 F2
3771 F2
3772 F3
3773 E3

6

3781 D2
3784 D1
3786 F4
3787 C3
3788 C3
3789 F4
4790 C3

3774 E3
3775 F3
3776 F2
3777 F2
3778 E1
3779 D3
3780 D2

7

6786 B7
7710 A3
7720 A5
7730 D6
7740 A8
7780 F4
7781 F3

6774 D3
6775 C3
6776 F3
6777 E2
6778 E4
6782 C7
6785 A7

4794 C6
5701 D2
5703 F1
6770 E2
6771 E2
6772 D1
6773 D1

9791 A8
9792 B8
9793 A6

7782 E1
7783 E2
7784 D2
7786 C2
7787 C8
7791 F5
7792 D8

8

9

* 2727
3735

470p

3711

22K

* 3723

150K
2733

P

3716

1N4148

1K8

6785

6786

4M7

1N4148

4M7

3767
3766

47u
1K8

2763

4u7

2762

220u

2761
330p

2714

10u

2710

3715

330p

2712

47u

5K6

22n

OSCILLATOR

B2

6782

P

3775

2K2

8
S4
VSS
4
VEE
VDD

+C

PLAYBACK
EQUALISATION

S4

B

B4

REC

A2 A1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1 1

A0 S0 S1 S2 S3 S4
1
0
1
1
1 1
1
0
1
1
1
1 1
0
1
1
1
1 1
1
0
1
1
1

A
+5

CONTROL LOGIC

-C
2A0

13

10K

7792
BC847B

3756
CRA

220K
3757

+C

7730
HEF4952B

P

10n
3718

12K

2K2

P

* 3754
HS

2747#

1M

A

*
M

-C

2

7 -CMOS
6 TAPE-R

3K3

+12
5

2

+12V

* 3745
4 TAPE-L

B3

ANALOG CCTRY

3744

470p

2770

A

2769

100n

3K3

*
A

A

*
A

A

3 GND_A

A

2 REC-R

REC_R

F

1 REC-L

REC_L

1A0

P

A

P

L Not For ND/DD/FR
* See Variant Table for details
# For Provision Only

P

1701

TO/FROM
4

3

Note : Some values may varies, see respective parts list for correct value.

1

E

3768
10K

* 3746

B4

1

100n

REC

# 2745

3753

100K

P

1M
3755

NS Ferro
HS Ferro
REC MUTE
REC MUTE
NS Chrome
HS Chrome
REC MUTE
--

A2 A1 A0 S0 S1 S2 S3 S4
1
0 0
0
1
1
0 0
1 1
1
1
0 1
0
1
1 1
1
0 1
1 0
1
1
0
1
1 0
1 1
1
1
0
1 1
1
1
1 1

100n

* 2718

7791
BC847B

100K

D

220K

470p

3751

1A1

C

7787
BC847B

47K

2741
P
A 100n

3K9
3720

33n

2K2

3A0
REC
CRB

3722

2720

15K
* 2728

3748

3749

1K5

4n7

3752

47K

3789

-C

HS
S4

15n

* 3724

1N4148

1K5

2724

1N4148

22K

A

13
VDD

# 2746

22u

7781
BC847B

M

4

VEE

3743

6n8

10R

2
1 S0
3 S1
5 S2
S3
6

6778

3786

7780
BC847B

2A0
2A1
2A2

3

4

5

A

10K

* 3726

100n

2760

3774

15K

1N4148
P

10n

6K8

6776

*

4n7
3776

ERASE

6K8

8

-STOP
-REC
HS Chrome
Pb Chrome
-Pb Ferro

ALCEN

3758

* 2722

CRB
+12

S4
VSS

9792

10K

2765
2716

100p

10R

3709
470p

3710
22n

33n

2787

P

3777

P

A

2726

2u2

BZX79-F8V2

1K2
2782

1u

15n

22n

15n

+5

* 3769

4K7

4

A

2730

3714

LH

7
A0
A1 9
10
A2

REC EQUALISATION

6K8

1

3771

A

2780

1K5

2785

2784

A

3K3
* 3728
A

10n
3717

12K

10R
2723

A

BIAS
LEVEL
3773

5

150R

3K9
3719

15
16 S0
14 S1
12 S2
11 S3

470p

*

3772

2

CLNS-2A833 YEZ
5703

A

10K

6777

6

2743

820R

2781

F

6771

3

MT2

3761

8K2
* 3730

P

7
A0
A1 9
10
A2

2
1 S0
3 S1
5 S2
S3
6

3732

2K2

* 2717

3721

* 3725

+C

3762

P

7783
BC847B
3770

8

A

* 3729

3A0

1N4148 1N4148

6770

P
7

7784
BC857B

1N4148

6772
6R8

BC557B
7782

MT1

* 2721

B2

1N4148

A

A

3778

E

1M

1N4148

15
16 S0
14 S1
12 S2
11 S3

3742

A

2719

B1

REC

330K
6774

8K2

1A0

3779

4R7

100p

3780

5701

6773

2786

9

B3

7740
HEF4952B

10R
A

470p

A

4M7

100n

NF1

8

6n8

P

-C

OUT1

NC1 NC2

4n7

3781

4

150K
2734

2725

A

1K

39K

A

9791

120R

2738

33n

2742

3784

3

22n

3K3

ALCEN

IN1

6

3760

A

3765

AIN1

5K6
3731

3759

4790

7786
J111

RF

7

10R

100n

PB/REC
GND AMPLIFIER

15

3706

A
A

+12

A

2737

2

ALCC

1

100p

7720

Vcc

100R
3712

1M
6

D

220R

3708

3787

5

16

A

14

AN2

AN7323S

+12

A

1N4148

4

470u

220R

6775

3

OUT2
NF2

2729

3713

2711
13

* 3727
LH

5
PC1

IN2

11

100R
3764

A

2

C

2709

470p

2707

RIGHT
CHANNEL
2708

A0 S0 S1 S2 S3 S4
1
0
1
1
1 1
1
0
1
1
1 1
1
0
1
1
1
1 1
0
1 1
1
1

3707

A

A

A

1

100n

2744

S4

2715

2K2
9793

4794

220R

1710

13
VDD

A

PC2

10

470u

*

220R
3702

REC/PB
DECK B

-C

VSS
4
VEE

A2 A1
STOP
0 0
Pb deck A 0 0
Pb deck B 0 1
-0 1
REC in
1 0
Dubbing
1 0
-1 1
-1 1

3741

10u

12150K

470p

220R

1M

5

*

8

S4

+C

*

150p

3701

2
1 S0
3 S1
5 S2
S3
6

100p

1K2

A
2702

B

2704

22K
A

150p

REC_R

2701

220R
3736

3734

3704

220p

2706

A

1A0
1A1

100n

3

4

MODE
SELECTOR

7
A0
A1 9
10
A2

3788

2705

220R
A

2

15
16 S0
14 S1
12 S2
11 S3

3763

3705

LEFT CHANNEL

7710
HEF4952B

10R

15K

A

3703

1

2713

B1

2735

*

A

1730

100p

1K2

3

220p

A

2703

PLAY BACK
DECK A

3733

REC_L

6

7

8

9

AF

9-8

9-8

SERVO CONTROL CIRCUIT

1702 A7
1703 B1
1706 E1

1760 B8
1770 B7
2621 D2

2622 D2
2623 D2
2624 E2

2625 E4
2626 B1
2627 A7

1

3607 C6
3608 D6
3609 C6

3604 C2
3605 B3
3606 C3

3601 B2
3602 C2
3603 B2

2

3618 A4
3619 A4
3620 A4

3613 B2
3614 C6
3616 A5

3610 D6
3611 C6
3612 D6

3

3630 A6
3672 B4
3674 B5

3625 B3
3626 B6
3628 A5

3622 A4
3623 B3
3624 B6

4

5

4785 D2
4795 E3
6611 A2

3687 D2
3688 A5
3689 E3

3680 C5
3685 D2
3686 E6

3676 C5
3678 B5
3679 B3

6612 B6
6614 B4
7610 D4

6

7612 A6
7613 A3
7614 A6

7616 A4
7618 B6
7619 B4

7

7620 B6
7622 B5
7623 D2

7624 D6
9705 A7

8

9

DECK AB

*

100n

# 2627

100K

3628

Rec_RVS

*

M

6612

100K

3624

1K
7620
BC847B
M

3

CrO2_B

2
Rec_RVS

4

Rec_FWD

3

+5

3614

M

M

47K

* 7622
BC847B

3680

M

5

photo_B

4

M

6

sol_B

5

3626

47K

3679

2K2

2K2
3605

3601

M

*

4K7

27K

47K

100n

+5

2K2
3603

1703

# 2626

1

3613

HS

3672*

3678

7619
BC847B

7618
BC847B

47K

+5
2

3676

B

6614

1K

1N4148

4K7

7

Vcc

6

3674

8

mode_B

7

470R +MOTOR
7614
PMBT2907

3625

M

+MOTOR

Gnd

8

M

A

SOL_A

9

1N4003

3623

L

100K

CR02_A

3630

*

7616 *
BC857B

9705

PHOTO_A

10

B

2

Rec_RVS

1

1
1770

# 1760

27K

1N4003

6611

PHOTO_A

10K

L

SOL_A

mode_A

11
1702

680R

10K

3688

+MOTOR

L

12

*
3622

7613
PMBT2907

680R
3620

A

# 3619

*

CR02_A

13

7612
PMBT2907

10K

3616

6K8

3618

+MOTOR

SERVO CONTROL
CCTRY

H

14

+5

CRA

STR

O5

P

CP

O0
O1

O2

6

CLK

5

GND_P

4

+5

3

AD1

2

AD2

1

VDD

2625

* 2624
P 100n

M

2A2

16

P 100n

2K2

CRB

14

D

7624
BC847B

4
5

REC
1A0

6

*

See Variant Table for details

#

For Provision Only

L

Not For ND/DD/FR

E0
15

2A1

Note : Some values may varies, see respective parts list for
correct value.

+5

+5

E
**

**

E

D

220R
* 4785

STROBE 7
DATA

3

13

7610
HEF4094BT O6 12
O4

* 3687

11

100K

2

--

3686

1n

2622

470p
2621

D

470p

2623

100K

C

27K

O7

2K2
3607

1

Os

7

120K
3608

3685

O3

2K2
3609

9

7623
BC847B

Os’

56K
3610

VSS
10

3611

P

8

3612

120K

56K
3606

3602

C

27K
3604

P

1706

TO/FROM

FRONT

4795
3689
4K7

1

2

3

4

5

6

7

8

9

9-9

9-9

TAPE MODULE EXPLODED VIEW

TAPE MECHANISM - MOTOR EXPLODED VIEW

1
1

3139 118 77130
3139 118 77140

Autoreverse Mech. CWE44FR01
Non-Autoreverse Mech. CWE44FF02 Chrome/Ferro

31
91

4822 361 11055
-

Motor Assembly
Screw M2,6 x 5

1
3

3139 118 77950
-

Non-Autoreverse Mech. CWE44FF05 Ferro
Screw D3 x 10

92

-

Screw M2 x 5

6
7

3139 110 34080

Screw M2 x 16
Flex Cable 14 pin 7,5 cm

Note: Only the parts mentioned in this list are normal
service spare parts.

Note: Only the parts mentioned in this list are normal service spare parts.

9-10

TAPE MECHANISM A - PLAY
MECHANICAL PARTS - PLAY MECHANISM
1
9965 000 02313 Play Head (Non-Autoreverse deck)
1
9965 000 02321 Play Head (Autoreverse deck)
12 4822 402 10972 Pinch Arm Assembly R
23 9965 000 02314 Coil Assembly
25
32

9965 000 06443
4822 528 11209

Cam Gear
Flywheel Assembly RV

42
42

9965 000 02315
9965 000 02718

Belt AF (Autoreverse deck)
Belt AF (Non-autoreverse deck)

69

4822 492 11761

Spring

102 4822 532 12931
103 4822 532 12932

Washer
Washer

104 4822 532 12933

Washer

Note: Only the parts mentioned in the list are normal service
spare parts.

9-10

9-11

TAPE MECHANISM B - RECORD/PLAYBACK (Non-Autoreverse version)
MECHANICAL PARTS - REC/PB MECHANISM
1
9965 000 02313
Play Head
3
9965 000 02600
Head, Erase
12
4822 402 10972
Pinch Arm Assembly R
23
9965 000 02314
Coil Assembly
25
9965 000 06443
Cam Gear
32

4822 528 11209

Flywheel Assembly RV

44-2
44-3

9965 000 02317
9965 000 02320

Flex Socket 14 Pin
Photo Interrupter

44-4
44-6

4822 050 16801
9965 000 02318

680R 1% 0,4W
Leaf Switch

44-7

9965 000 02319

Mode Switch

59
69

9965 000 02719
4822 492 11761

Belt BF (Large)
Spring

102
103

4822 532 12931
4822 532 12932

Washer
Washer

104

4822 532 12933

Washer

Note: Only the parts mentioned in the list are normal service
spare parts.

9-11

9-12

TAPE MECHANISM B - RECORD/PLAYBACK (Autoreverse version)
MECHANICAL PARTS - REC/PB MECHANISM
12
4822 402 10972
Pinch Arm Assembly R
23
9965 000 02314
Coil Assembly
25
9965 000 06443
Cam Gear
32
4822 528 11209
Flywheel Assembly RV
39
9965 000 02322
Belt AF
44-2

9965 000 02317

Flex Socket 14 Pin

44-3
44-4

9965 000 02320
4822 050 16801

Photo Interrupter
680R 1% 0,4W

44-6
44-7

9965 000 02318
9965 000 02319

Leaf Switch
Mode Switch

45

9965 000 02323

Rec/Pb Head Assembly

50
54

4822 402 10973
9965 000 02324

Pinch Arm Assembly L
Flywheel Assembly L

69
73

4822 492 11761
4822 492 11762

Spring
Spring

101

9965 000 02325

Washer

102
103

4822 532 12931
4822 532 12932

Washer
Washer

104
107

4822 532 12933
9965 000 02326

Washer
Washer

109

9965 000 02327

Washer

Note: Only the parts mentioned in the list are
normal service spare parts.

9-12

9-13

9-13

ELECTRICAL PARTS LIST - ETF7 NON-DOLBY BOARD
MISCELLANEOUS
1701 482226710953

Flex Socket 7pin Vert.

1706 482226710953
1770 482226751255

Flex Socket 7pin Vert.
Flex Socket 14pin Vert.

CAPACITORS
2621 532212231647
2622 532212234099

1nF 10% 63V
470pF 10% 63V

2623 532212234099
2624 482212614585

470pF 10% 63V
100nF 10% 50V only for Ferro

2625 482212614585
2701 532212233538

100nF 10% 50V
150pF 2% 63V Autoreverse

2701 482212233216
2702 532212233538

270pF 5% 63V Non-autoreverse
150pF 2% 63V Autoreverse

2702 482212233216
2703 532212232531

270pF 5% 63V Non-autoreverse
100pF 5% 50V Autoreverse

2703 482212233575
2704 532212232531

220pF 5% 63V Non-autoreverse
100pF 5% 50V Autoreverse

2704 482212233575
2705 482212233575

220pF 5% 63V Non-autoreverse
220pF 5% 63V

2706 482212233575
2707 532212234099

220pF 5% 63V
470pF 10% 63V

2708 532212234099
2709 532212231863

470pF 10% 63V
330pF 5% 63V

2710 532212231863
2711 532212232531

330pF 5% 63V
100pF 5% 50V

2712 532212232531
2713 482212440248

100pF 5% 50V
10µF 20% 63V

2714 482212440248
2715 482212480195

10µF 20% 63V
470µF 20% 10V

2716 482212480195
2717 482212233177

470µF 20% 10V
10nF 20% 50V Autoreverse

2717 482212613188
2718 482212233177

15nF 5% 63V Non-autoreverse
10nF 20% 50V Autoreverse

2718 482212613188
2719 482212612105

15nF 5% 63V Non-autoreverse
33nF 5% 50V

2720 482212612105
2721 532212231866

33nF 5% 50V
6,8nF 10% 63V not for Ferro

2722 532212231866
2723 482212613188

6,8nF 10% 63V not for Ferro
15nF 5% 63V

2724 482212613188
2725 532212610223

15nF 5% 63V
4,7nF 10% 63V

2726 532212610223
2727 532212234099

4,7nF 10% 63V
470pF 10% 63V Autoreverse

2727 532212231647
2728 532212234099

1nF 10% 63V Non-autoreverse
470pF 10% 63V Autoreverse

2728 532212231647
2729 532212232654

1nF 10% 63V Non-autoreverse
22nF 10% 63V

2730 532212232654
2733 532212234099

22nF 10% 63V
470pF 10% 63V

2734 532212234099
2735 482212614585

470pF 10% 63V
100nF 10% 50V

2737 482212614585

100nF 10% 50V

ELECTRICAL PARTS LIST - ETF7 NON-DOLBY BOARD

2738 482212614585
2741 482212611585

100nF 10% 50V
22nF +80/-20% 25V

3685 482211652234
3686 482211710837

100k 5% 0,5W
100k 1% 0,1W

3745 482205120332
3745 482205120562

3k3 5% 0,1W
5k6 5% 0,1W

Autoreverse
Non-autoreverse

2742 532212232654
2743 532212232654

22nF 10% 63V
22nF 10% 63V

3687 482211711503
3688 482211710361

220R 1% 0,1W not for Ferro
680R 1% 0,1W Autoreverse

3746 482205120332
3746 482205120562

3k3 5% 0,1W
5k6 5% 0,1W

Autoreverse
Non-autoreverse

2744 482212614585
2760 482212614585

100nF 10% 50V
100nF 10% 50V

3701 482211711503
3702 482211711503

220R 1% 0,1W
220R 1% 0,1W

3748 482211711449
3749 482211710834

2k2 1% 0,1W
47k 1% 0,1W

2761 482212480144
2762 482212440769

220µF 20% 25V
4,7µF 20% 100V

3703 482211711503
3704 482211711503

220R 1% 0,1W
220R 1% 0,1W

3751 482211710833
3752 482211710837

10k 1% 0,1W
100k 1% 0,1W

2763 482212440433
2765 482212440433

47µF 20% 25V
47µF 20% 25V

3705 482211711503
3706 482211711503

220R 1% 0,1W
220R 1% 0,1W

3753 482211710837
3754 482205120105

100k 1% 0,1W
1M 5% 0,1W

2769 532212234099
2770 532212234099

470pF 10% 63V
470pF 10% 63V

3707 482205120101
3708 482205120101

100R 5% 0,1W
100R 5% 0,1W

3754 482205120479
3755 482205120105

47R 5% 0,1W Non-autoreverse
1M 5% 0,1W
Autoreverse

2780 482212481151
2781 482212233177

22µF 20% 50V
10nF 20% 50V

3709 482205120109
3710 482205120109

10R 5% 0,1W
10R 5% 0,1W

3755 482205120479
3756 482211713579

47R 5% 0,1W Non-autoreverse
220k 1% 0,1W

2782 532212610223
2784 482212151305

4,7nF 10% 63V
15nF 10% 50V

3711 482205120154
3712 482205120154

150k 5% 0,1W
150k 5% 0,1W

3757 482211713579
3758 482211710833

220k 1% 0,1W
10k 1% 0,1W

2785 482212421913
2786 532212232531

1µF 20% 63V
100pF 5% 50V

3713 482205120109
3714 482205120109

10R 5% 0,1W
10R 5% 0,1W

3759 482211710833
3760 482205120121

10k 1% 0,1W
120R 5% 0,1W

2787 482212612105

33nF 5% 50V

3715 482205120182
3716 482205120182

1k8 5% 0,1W
1k8 5% 0,1W

3761 482205021003
3762 482211711454

10k 1% 0,6W
820R 1% 0,1W

2k2 1% 0,1W
2k2 1% 0,1W

3763 482205120154
3764 482211683872

150k 5% 0,1W
220R 5% 0,5W

Autoreverse

RESISTORS
3601 482211711449

2k2 1% 0,1W

3717 482211711449
3718 482211711449

3602 482205120273
3603 482211711449

27k 5% 0,1W
2k2 1% 0,1W

3719 482211711383
3720 482211711383

12k 1% 0,1W
12k 1% 0,1W

3765 482205120393
3766 482205120475

39k 5% 0,1W
4M7 5% 0,1W

3604 482211711148
3605 482211711449

56k 1% 0,1W
2k2 1% 0,1W

3721 482205120392
3722 482205120392

3k9 5% 0,1W
3k9 5% 0,1W

3767 482205120475
3768 482211710833

4M7 5% 0,1W
10k 1% 0,1W

3606 482205120124
3607 482211652256

120k 5% 0,1W
2k2 5% 0,5W

3723 482211683933
3723 482211710965

15k 1% 0,1W
18k 1% 0,1W

Autoreverse
Non-autoreverse

3769 482211711383
3769 482205120822

12k 1% 0,1W
8k2 5% 0,1W

3608 482205120273
3609 482211652256

27k 5% 0,1W
2k2 5% 0,5W

3724 482211683933
3724 482211710965

15k 1% 0,1W
18k 1% 0,1W

Autoreverse
Non-autoreverse

3770 482211711139
3771 482205120122

1k5 1% 0,1W
1k2 5% 0,1W

3610 482205120124
3611 482211652256

120k 5% 0,1W
2k2 5% 0,5W

3725 482205120109
3726 482205120109

10R 5% 0,1W not for Ferro
10R 5% 0,1W not for Ferro

3772 482211711507
3772 482205120562

6k8 1% 0,1W
5k6 5% 0,1W

3612 482211711148
3613 482205120273

56k 1% 0,1W
27k 5% 0,1W

3727 482205120562
3727 482211711507

5k6 5% 0,1W
6k8 1% 0,1W

Autoreverse
Non-autoreverse

3773 482210012227
3774 482211683933

Trimmer 4k7 30% 0,1W
15k 1% 0,1W
Autoreverse

3614 482205120273
3616 482211710833

27k 5% 0,1W
10k 1% 0,1W

Autoreverse

3728 482205120562
3728 482211711507

5k6 5% 0,1W
6k8 1% 0,1W

Autoreverse
Non-autoreverse

3774 482205120822
3775 482205120478

8k2 5% 0,1W Non-autoreverse
4R7 5% 0,1W

3616 482205110102
3618 482211711507

1k 2% 0,25W
6k8 1% 0,1W

Non-autoreverse
Autoreverse

3729 482205120332
3729 482205120472

3k3 5% 0,1W
4k7 5% 0,1W

Autoreverse
Non-autoreverse

3776 482211711507
3777 482211710353

6k8 1% 0,1W
150R 1% 0,1W

3620 482210011141
3622 482210011141

Trim. 10k 30% Autoreverse
Trim. 10k 30% Non-autoreverse

3730 482205120332
3730 482205120472

3k3 5% 0,1W
4k7 5% 0,1W

Autoreverse
Non-autoreverse

3778 482205210688
3779 482205120334

3623 482211710837
3624 482211710837

100k 1% 0,1W
100k 1% 0,1W

3731 482205120822
3732 482205120822

8k2 5% 0,1W
8k2 5% 0,1W

3780 482205120105
3781 482205120475

1M 5% 0,1W
4M7 5% 0,1W

3625 482205110102
3626 482205110102

1k 2% 0,25W
1k 2% 0,25W

3733 482205120122
3734 482205120122

1k2 5% 0,1W
1k2 5% 0,1W

3784 482205110102
3786 482205120223

1k 2% 0,25W
22k 5% 0,1W

3628 482211710837
3630 482205120471

100k 1% 0,1W
470R 5% 0,1W

3735 482205120223
3736 482205120223

22k 5% 0,1W
22k 5% 0,1W

3787 482205120105
3788 482205120105

1M 5% 0,1W
1M 5% 0,1W

3672 482205120472
3674 482211652283

4k7 5% 0,1W
4k7 5% 0,5W

Autoreverse

3741 482211711449
3742 482211711449

2k2 1% 0,1W
2k2 1% 0,1W

3789 482211710834
4701 482205120008

47k 1% 0,1W
0R Jumper 0805

3676 482211710834
3678 482211710834

47k 1% 0,1W
47k 1% 0,1W

Autoreverse

3743 482211711139
3743 482211711449

1k5 1% 0,1W
2k2 1% 0,1W

Autoreverse
Non-autoreverse

4702 482205120008
4703 482205120008

0R Jumper 0805
0R Jumper 0805

3679 482211710834
3680 482211710834

47k 1% 0,1W
47k 1% 0,1W

3744 482211711139
3744 482211711449

1k5 1% 0,1W
2k2 1% 0,1W

Autoreverse
Non-autoreverse

4704 482205120008
4705 482205120008

0R Jumper 0805
0R Jumper 0805

!

Autoreverse
Non-autoreverse

Autoreverse
Non-autoreverse

6R8 5% 0,33W
330k 5% 0,1W

9-14

9-14

ELECTRICAL PARTS LIST - ETF7 NON-DOLBY BOARD
RESISTORS
4706 482205120008
4707 482205120008

0R Jumper 0805
0R Jumper 0805

6612 482213031878
6614 482213030621

1N4003G
1N4148

4708 482205120008
4709 482205120008

0R Jumper 0805
0R Jumper 0805

6770 482213030621
6771 482213030621

1N4148
1N4148

4710 482205120008
4711 482205120008

0R Jumper 0805
0R Jumper 0805

6772 482213030621
6773 482213030621

1N4148
1N4148

4712 482205120008
4713 482205120008

0R Jumper 0805
0R Jumper 0805

6774 482213030621
6775 482213030621

1N4148
1N4148

4714 482205120008
4715 482205120008

0R Jumper 0805
0R Jumper 0805

6776 482213030621
6777 482213034382

1N4148
BZX79-F8V2

4716 482205120008
4717 482205120008

0R Jumper 0805
0R Jumper 0805

6778 482213030621
6782 482213030621

1N4148
1N4148

4718 482205120008
4719 482205120008

0R Jumper 0805
0R Jumper 0805

6785 482213030621
6786 482213030621

1N4148
1N4148

4720 482205120008
4721 482205120008

0R Jumper 0805
0R Jumper 0805

TRANSISTORS & INTEGRATED CIRCUITS

4722 482205120008
4723 482205120008

0R Jumper 0805
0R Jumper 0805

7610 532220911306
7612 482213011201

HEF4094BT
PMBT2907

4724 482205120008
4725 482205120008

0R Jumper 0805
0R Jumper 0805

7613 482213011201
7614 482213011201

PMBT2907
PMBT2907

4726 482205120008
4727 482205120008

0R Jumper 0805
0R Jumper 0805

7616 482213060373
7618 482213060511

BC857B
BC847B

4728 482205120008
4729 482205120008

0R Jumper 0805
0R Jumper 0805

7619 482213060511
7620 482213060511

BC847B
BC847B

4730 482205120008
4731 482205120008

0R Jumper 0805
0R Jumper 0805

7622 482213060511
7623 482213060511

BC847B
BC847B

4732 482205120008
4733 482205120008

0R Jumper 0805
0R Jumper 0805

7624 482213060511
7710 482220932919

BC847B
HEF4952BT

4734 482205120008
4735 482205120008

0R Jumper 0805
0R Jumper 0805

7720 932214000668
7730 482220932919

AN7323S
HEF4952BT

4736 482205120008
4737 482205120008

0R Jumper 0805
0R Jumper 0805

7740 482220932919
7780 482213060511

HEF4952BT
BC847B

4738 482205120008
4739 482205120008

0R Jumper 0805
0R Jumper 0805

7781 482213042804
7782 482213044568

BC817-25
BC557B

4740 482205120008
4741 482205120008

0R Jumper 0805
0R Jumper 0805

7783 482213060511
7784 482213060373

BC847B
BC857B

4742 482205120008
4744 482205120008

0R Jumper 0805
0R Jumper 0805

7786 482213063494
7787 482213060511

J111
BC847B

4745 482205120008
4746 482205120008

0R Jumper 0805
0R Jumper 0805

7791 482213060511
7792 482213060511

BC847B
BC847B

4748 482205120008
4785 482205120008

0R Jumper 0805
0R Jumper 0805 only for Ferro

Note: Only the parts mentioned in this list are normal

4790 482205120008
4794 482205120008

0R Jumper 0805
0R Jumper 0805

4795 482205120008

0R Jumper 0805

COILS & FILTERS
5701 482215711477

Coil 2,2µH 5%

5703 482215620946

Osc Coil 100kHz

DIODES
6611 482213031878

1N4003G

service spare parts.

Autoreverse

Autoreverse

Autoreverse

9A-1

9A-1

Tapedeck wiring (Double deck)
TO ETF BOARD
CONNECTOR 1770 (ND) 14P
CONNECTOR 1740 (DB) 14P
REC
REV

REC
FWD

CRO2

CRO2

ETF7 TAPE MODULE
(Dolby Version)

LH

+

–

MODE
SW

TAPE DECK
MOTOR

Mechanism B

Mechanism A
TO ETF BOARD
CONNECTOR 1730 (3P)

TO ETF BOARD
CONNECTOR 1710 (ND) 5P
CONNECTOR 1720 (DB) 6P

TABLE OF CONTENTS

OPTIONS / VARIANTS TABLE
Tape Module Wiring & variation table ..................... 9A-1
Block diagram .......................................................... 9A-2

MODULE

ETF7

VARIANT

1

Brief Introduction ..................................................... 9A-3
Connector assignment ............................................. 9A-4

FEATURES

Tape deck electronics .............................................. 9A-5
Tape adjustments .................................................... 9A-6

Deck type (Tokyo Pigeon)

Deck configuration

2

3

DB/DD/FR ND/DD/FR ND/DD/FF
double

double

double

CWE

CWE

CWE

ETF7 Dolby Board Component layout .................... 9A-7
ETF7 Dolby Board Chip layout ................................ 9A-8

Autoreverse

yes (B)

yes (B)

no

Auto Replay

no

no

yes (A+B)

Analog Circuit diagram ............................................ 9A-9
Servo Circuit diagram ............................................ 9A-10

Motor configuration

single

single

single

Dolby Circuit diagram ............................................ 9A-11
Exploded views & parts list .................................... 9A-12

Auto tape type selection

yes

yes

yes

Dolby type B Noise Reduction

yes

no

no

19 kHz pilot suppression

yes

no

no

Normal / High speed dubbing

yes

yes

no

Cue/Review & Fwd/Rewind

yes

yes

yes

Electrical parts list .................................................. 9A-15

DB

=

Dolby B NR

DD
FF

=
=

Double Deck
Non-Autoreverse

FR
ND

=
=

Autoreverse Deck B
Non-Dolby

SD

=

Single Deck

9A-2

9A-2

BLOCK DIAGRAM
Line-In
ATTEN

7710

7720
PB Out

9792 #

Playback
Head

PRE-AMPLIFIER
AN7318S

SOURCE SEL
HEF4952BT

ATTEN
For Dolby version only

ALCEN

1A0 1A1 1A2

ALC

PB In

Rec current
7740

Rec/Pb
Head

Rec In

PB EON. SW.
HEF4952BT

PLAYBACK
EQUALISATION

4794 #

PB A ADJ

PB B ADJ

1A0

1A1

PB Out

7630
DOLBY B NR
CXA1101M
DOLBY

REC Out

2A2

MUTE

2A0 2A1 2A2

MPX

BIAS SYM

7788

IEC I
IEC II
REC EON.

RECORD AMP
NJM4560D

HD SW.

REC EON. SW.
HEF4952BT

BIAS ADJ

NOM/HI SPEED
REC EON.
3A0

OSCILLATOR
CRB

1A0

ALCEN

7787

REC

1A2
7780
7791

CRA
7792
NOTE:

NS

1A1

2A0

# For Non-dolby version only
Only 1 channel is presented.
MicroProcessor Control / Communication lines
Direct / Indirect Control lines from Shift Registers

NS/HS
(NS)

SOLENOID
SUPPLY CTRL

SOLENOID
SUPPLY CTRL

MOTOR VCC
SUPPLY CTRL

NS/HS CTRL

4x

DECK(S) SW.
STATUS TO
VOLTS CONV.

2x

HS

AD1

7622
3A0

AD2

CLK
DATA
STROBE

7610
SHIFT
REGISTER
HEF4094BT

1A0
2A1
2A2
REC
NS/HS (NS)

Deck A (Pb) switches, sensors & motor

REC

Deck B (Rec/Pb) switches, sensors & motor

Erase

NOM/HI SPEED
REC EON.

3A0 3A1 3A2
(HS) (REC) (CRB)

Bias

REC ADJ

#

7730

REC

Erase
Head

2A2

7640

9A-3

9A-3

Brief introduction
General
1. Playback Mode

2.

During High speed dubbing, a feedback signal from the uP through pin 03 of the IC7610 (HEF4094BT) will trigger the
transistors 7622 (BC847B) and 7616 (BC857B) to cause a change in the voltage level between High and Low, thus changing

via connector 1701.

the speed of the motor.

Recording Mode
Recording Signal is selected and fed through by the Mode Selector IC7710 (HEF4952BT) which is then amplified by the
amplifier IC7720 (AN7323S). The amplified output signal will pass through IC7730 (HEF4952BT) for record equalization and
back to IC7710 (HEF4952BT) before registered into the Rec/PB Head of Deck B.

3.

14. IC7610 (HEF4094BT)
IC7610 (HEF4094BT) is a Shift Register use for issues the logic for cmos switch ICs (HEF4952BT) via 1A0, 2A1 and 2A2.
It also issues logic to On/Off SOL_A, SOL_B and MOT. Recording speed is controlled via NS/HS.

Dubbing Mode
In Dubbing mode, signal from the playback head Deck A is selected and fed through by the Mode Selector IC7710
(HEF4952BT) which is then equalised for playback mode by the amplifier IC7720 (AN7323S) so that a flat response is

4.

13. Motor Speed (For FR versions only)

Signal from the playback head Deck A or Deck B is selected and fed through by the Mode Selector IC7710 (HEF4952BT).
The signal is amplified by amplifier IC7720 (AN7323S) before feeding to the IC7740 (HEF4952BT) and out to the AF Board

Dolby Circuit (For sets with Dolby B NR version only)
15. IC7630 (CXA1551M)

obtained after the pre-amp. The equalised signal will then follow the same path as in the Recording mode.

IC7630 (CXA1551M) in the Dolby circuit is a Dolby Noise Reduction Type B IC for the Playback and Recording signal. Noise
Reduction ON/OFF are controlled by DOLBY, which is from CLK, direct from uP. After clocking in DATA, CLK is set to HIGH/

Mode Selector
The Mode Selector IC7710 (HEF4952BT) caters for 4 inputs signal, namely Playback Signal from Deck A, Playback Signal

LOW for NR OFF/ON.

from Deck B, Recording Signal and Dubbing Signal.
5.

Amplifier PB/REC
Amplifier IC7720 (AN7323S) is for the purpose of amplifying the Playback and Recording signal from the Mode Selector.

6.

Automatic Level Control (ALC)
ALC circuit consists of resistors (3760, 3765, 3766, 3767), capacitors (2762 , 2763) and control by transistor 7787 (BC847B).
ALC limits the amplifier output to a constant value when input signal becomes too large, thus limiting recording current to

16. 19kHz Filter
The 19kHz filters 5631 & 5632 (LXD-210) in the Dolby circuit is for the purpose of filtering the 19kHz Pilot Tone (for Tuner
signal only) of the Recording signal.
17. Level Adjust
The Variable resistor 3635, 3636,3641 and 3642 in the Dolby circuit is for adjusting the playback level of the Dolby reference
(400Hz , 200nWb/m). Transistor 7631, 7632 are ON to enable adjustment of 3641, 3642 during Playback Deck A. Transistor
7633, 7634 and 3635, 3636 are active for Playback Deck B.

below saturation level, to prevent recording distortion.
18. Amplifier IC7640 (NJM4560M)
7.

Muting Circuit (For Non-Dolby version only)
Switch S4 of the IC7740 (HEF4952BT) is for the purpose of muting the output during Recording mode. During Recording
mode, S4 is closed and shorted to the ground.

8.

IC7740 (HEF4952BT)
The function of the IC7740 (HEF4952BT) is to change time constant between 120us Ferro (IEC I) and 70us Chrome (IEC

The Amplifiers 7640A & 7640B (NJM4560M) in the Dolby circuit is for the purpose of amplified the Recording signal.
19. Muting Circuit
The muting circuit which consists of transistors 7788, 7789 and 7790 (BC847B) is for the purpose of muting the output during
Recording mode.

II) during playback mode. It will automatically determined whether the tape type is 120us Ferro (IEC I) or 70us Chrome (IEC
II). This IC will switch to Flat Gain during the Recording mode.
9.

IC7730 (HEF4952BT)
The function of the IC7730 (HEF4952BT) is to change gain and time constant according to tape type and recording speed
to boost recording current at higher frequency during recording to compensate for head loss. It will automatically determined
whether the tape type is 120us Ferro (IEC I ) or 70us Chrome (IEC II).

10. Bias Level
Bias Level making use of the Variable resistor (3773) for adjusting the optimal level of the bias current for Ferro or Chrome.
11. Bias Symm (For Dolby B NR version only)
Bias Symm making use of the Variable resistor (3785) to adjust the bias current for the left and the right channel to be equal.
12. PB Switch
Playback Switch which consists of the FETs 7785 (For Dolby B NR version only) & 7786 (J111) is for the purpose of providing
a virtual ground for the Rec/PB Head (Deck B) during Playback mode. During the Playback mode, the FETs are turn on and
shorted pin 2 and 4 of connector 1720 to the ground. During Recording mode, the FETs are turn off to allow the oscillator
signal to be superposition onto the Recording signal for recording.

NOTATIONS & ABBREVIATIONS USED IN THIS
DOCUMENT
CR
Chrome (IEC type II)
DB
Dolby NR type B
DD
Double Deck
DM
Double Motor
FE
Ferro (IEC type I)
FF
Non-Autoreverse
FR
Autoreverse Deck B
Gnd x Ground x
HSD
High speed dubbing
ND
Non Dolby
NR
Noise Reduction
NSD
Normal speed dubbing
PB
Playback
REC
Record
S/A
Sub-assy
SD
Single Deck
SM
Single Motor

9A-4

9A-4

CONNECTORS ASSIGNMENTS:
CONNECTOR 1701
1
2
3
4
5
6
7

REC-L
REC-R
GND A
TAPE-L
+12V
TAPE-R
-CMOS

CONNECTOR 1703
1
2

GND M
+MOTOR

CONNECTOR 1706
1
2
3
4
5
6
7

AD2
AD1
+5V
GND P
CLK
DATA
STROBE

CONNECTOR 1710
1
2
3
4
5

B R/P HD L+
GND A
B R/P HD R+
ERASE HEAD
GND A

CONNECTOR 1720
1
2
3
4
5
6

B R/P HD L+
B R/P HD LB R/P HD R+
B R/P HD RERASE HEAD
GND A

CONNECTOR 1730
1
2
3

A PB HD L+
GND A
A PB HD R+

INTERCONNECTION TO AF BOARD
Record input left
Record input right
AF Ground
Playback output left
D.C. supply (+12V) for AF electronics
Playback output right
Negative d.c. supply (-9V) for CMOS ICs
INTERCONNECTION TO AF BOARD
Motor Ground
D.C. supply (+12V) for tape deck motor & solenoid
INTERCONNECTION TO FRONT BOARD
Deck sensing switches output voltage / Deck A EOT
Deck sensing switches output voltage / Deck B EOT
DC supply +5V for ADC network
Control & Oscillator Ground
HEF4094BT shift register Clock line
HEF4094BT shift register Data line
HEF4094BT shift register Strobe line
DECK B HEADS CONNECTON (For Non-Dolby version only)
R/P Head left channel positive
R/P Head return ground
R/P Head right channel positive
Erase Head
Erase Head ground
DECK B HEADS CONNECTON (For Dolby B NR version only)
R/P Head left channel positive
R/P Head left channel negative
R/P Head right channel positive
R/P Head right channel negative
Erase Head
Erase Head ground
DECK A HEAD CONNECTIONS (For Double Deck versions only)
Pb Head left channel positive
Pb Head return ground shield
Pb Head right channel positive

CONNECTOR 1740
1
2
3
4
5
6
7
8
9
10
11
12
13
14

REC REW
CrO2 B
REC FWD
PHOTO B
SOL B
Vcc
MODE B
GND M
SOL A
PHOTO A
MODE A
L
CrO2 A
H

CONNECTOR 1770
1
2
3
4
5
6
7
8
9
10
11
12
13
14

REC REW
CrO2 B
REC FWD
PHOTO B
SOL B
Vcc
MODE B
GND M
SOL A
PHOTO A
MODE A
L
CrO2 A
H

DECK A & B CONTROL INTERFACE (For Dolby B NR version only)
Record tab protection status switch (reverse)
Chrome tape detection switch deck B
Record tab protection status switch (forward)
Photo sensor output (tape movement indication)
Solenoid supply for deck B
Deck / Motor supply
Mode switch (head engagement)
Deck / Motor ground
Solenoid supply for deck A
Photo sensor output (tape movement indication)
Mode switch (head engagement)
L pin for motor
Chrome tape detection switch deck A
H pin for motor

[open=on: close=off]
[open=Cr: close=Fe]
[open=on: close=off]

[open=off: close=engaged]

[open=off: close=engaged]
[open=Cr: close=Fe]

DECK A & B CONTROL INTERFACE (For Non-Dolby version only)
Record tab protection status switch (reverse)
Chrome tape detection switch deck B
Record tab protection status switch (forward)
Photo sensor output (tape movement indication)
Solenoid supply for deck B
Deck / Motor supply
Mode switch (head engagement)
Deck / Motor ground
Solenoid supply for deck A
Photo sensor output (tape movement indication)
Mode switch (head engagement)
L pin for motor
Chrome tape detection switch deck A
H pin for motor

[open=on: close=off]
[open=Cr: close=Fe]
[open=on: close=off]

[open=off: close=engaged]

[open=off: close=engaged]
[open=Cr: close=Fe]

9A-5

9A-5

TAPE MECHANISM ELECTRONICS

Mechanism A Head Wires Soldering

B Photo Sensor

Rec-R

1. B Rec Switch (REV)

CrO2

2. B CrO2 Switch

Pink or
Red

Rec-F

3. B Rec Switch (FWD)

White

Play
Head

Screen
(Gnd)

4. B Photo Out
Solenoid
B-Mode

5. B Solenoid
6. Vcc 12V

Mechanism B Head Wires Soldering (Non-Dolby version)

7. B Mode Switch
8. Gnd
R1 (680R)

Rec/Pb
Head

9. A Solenoid
Solenoid
Motor

1.
2.
3.
4.
5.

10. A Photo Out
11. A Mode Switch
12. Motor L

A-Mode
R2 (680R)

Head wire
connector pcb
+L ch (White)
- ch (Black)
+R ch (Red)
E Head (Blue)
E Head (Yellow)

Head wire
connector pcb
1.
2.
3.
4.
5.

Rec/Pb
Head

Erase
Head

White
Black
Red
Blue
Yellow

For Normal Head

For Auto-reverse Head

13. A CrO2 Switch
14. Motor H

A Photo Sensor
CrO2

Mechanism B Head Wires Soldering (Dolby B NR version)
Rec/Pb
Head

Head wire
connector pcb

Head wire
connector pcb
1.
2.
3.
4.
5.
6.

+L ch (White)
- L ch (Black)
+R ch (Red)
- R ch (Blue)
E Head (Yellow)
E Head (Yellow)

For Auto-reverse Head

1.
2.
3.
4.
5.

Rec/Pb
Head

Erase
Head
For Normal Head

White
Black
Red
Blue
Yellow

9A-6

9A-6

General

Recording
TEST
CASSETTE

RECORDER
MODE

MEASURE
ON

ADJUST

READ ON

with

ADJUST MOTOR SPEED
HIGH SPEED

SBC420

DUBBING
1

(4822 397 30071)

3150Hz

NORMAL SPEED

PLAY B

or

LEFT

frequency
counter

2
RIGHT

PLAY A

TEST
CASSETTE

to

3622 *

5040Hz ± 0.5%

3620

3150Hz ± 0.5%

check

3150Hz -0.8/+1.8%

MEASURE
ON

RECORDER
MODE

ADJUST

READ ON

with

to

3773

995mV

3785 *

left = right

PRE-ADJUST BIAS AND BIAS-SYMMETRY
CrO 2
DECK B

5

RECORD

or

LEFT

6

mV-meter

RIGHT

750mV ± 1.5dB

check only

FERRO

CHECK WOW & FLUTTER

CHECK OVERALL FREQUENCY RESPONSE AND DISTORTION
≤0.4 % DIN or

SBC420

DECK A & B

1

PLAY

(4822 397 30071)

3150Hz

or

LEFT

2

W&F-meter

check only

≤0.35 % CCIR *

RIGHT

via

ADJUST AZIMUTH
SBC420

DECK A & B

Inject 3mV signals
100Hz, 250Hz, 1kHz,
10kHz, 12.5kHz

PLAY FWD

1

(4822 397 30071)

10kHz

PLAY REV #

or

LEFT

2

mV-meter

left hand screw
right hand screw

RIGHT

3

or

RECORDED
CASSETTE

via
MEASURE
ON

RECORDER
MODE

3

or

with

or

CrO 2

RECORDED
CASSETTE

to

DECK A

TCC-130
(4822 397 30269)

DECK B

PLAY

3641(L), 3642(R)
7

PLAY FWD

200nWb/m
PLAY REV #

or

LEFT

8

mV-meter

SBC420
(4822 397 30071)

1

PLAY

Inject 400Hz 8.85mV
via

1

PLAY

LEFT

or

2

mV-meter

Check

THD-meter

check only

≤3%

RECORD

or

2
RIGHT

ADJUST DOLBY RECORD LEVEL *

CHECK PLAYBACK FREQUENCY RESPONSE
PB. FREQ. RESP.

limits see fig.2

548mV ±0.5dB
548mV ±1dB

Check

check only

Remark: If high frequencies are not within limits, decrease bias and re-measure.
If distortion is too high increase bias and re-measure.

3635(L), 3636(R)

RIGHT

mV-meter

RIGHT

LEFT

ADJUST DOLBY PLAYBACK LEVEL *

2

4

ADJUST

READ ON

1

PLAY

LEFT

Inject 1kHz 8.85mV

TEST
CASSETTE

RECORD

4

max. output level
& left=right

Playback

CrO 2

3

or

CrO 2

4

9

RECORD

or 10

LEFT

RECORDED
CASSETTE

limits see fig.1

RIGHT

7

PLAY

LEFT

mV-meter

420mV

3655 & 3556

RIGHT

or

8

mV-meter

170mV ± 1dB

check

RIGHT

Remark: If measured value is out, re-adjust record level up or down slightly to attain play level.

* For Dolby version only
# For Auto-reverse version only

* For Dolby version only

level(dB)

level(dB)

Dolby version

Non-Dolby version
level(dB)
8dB

8dB

6dB

4dB

3dB

level(dB)

Non-Dolby version

Dolby version

f(Hz)
250

10k

8dB
10dB (HSD)

5dB

3dB

8dB
10dB (HSD)

6dB

f(Hz)
80

12.5k

250

4k

12.5k

figure. 1

f(Hz)
250

10k

f(Hz)
100

12.5k

figure. 2

250

4k

10k

9A-7

9A-7

COMPONENT LAYOUT

9
10

3

4

1

2

7
8

5

6

3139 113 3408 pt2 dd wk0050

9A-8

9A-8

CHIP LAYOUT

3139 113 3408 pt2 dd wk0050

9A-9

9A-9

ANALOG CIRCUIT

1

2

3

4

5

6

7

8

9

2727
3735

680p

3711

15K

3723

100K
2733

5K6
3719

2n2
3717

8K2

3K9

100n

P

P

A

100n

820R
1N4148

6785

1K

3715

6786

4M7

1N4148

3767
3766

4M7

7730
HEF4952B

2A0

7792
BC847B

22u
P

P

220K
1A0
3754

2A2

HS

# 3755

33K

MA

100n

A

470p

HS
____

# 2790
2770

+5
# 2789
100n

2

3768

-C

2

7 -CMOS

3746

10K

3K9

470p

+12

5 +12V

3745
4 TAPE-L

+12

# 2745

3738

4K7

A

+12

3739

100n

22n

BC847B
7790

3K3
3737

3740

7788
BC847B

A

A

3 GND_A

A
REC_R

2 REC-R

REC_L

1 REC-L

A

3K3

1701

BC847B
7789

3

REC MUTE
A

A

1K

3K9

# For Provision Only

4

5

E

6 TAPE-R

B3

47K

3

___
REC

1

A

4

ANALOG CCTRY
1

D

2A1

3A0

A

# 2746

3753

100K

CRB

P

A2 A1 A0 S0 S1 S2 S3 S4
1
0 0 0
1
1
0 0 1 1
1
0 1 0
1
1
1
0 1 1 1
1
1
1 0 0
1
1 0 1 1
1 1 0
1 1
1 1 1
1

2A2

P

CRA
HS

REC EQUALISATION

10K

3751
47K

3789

CRA

A
P

RH

220K
3757

1A1

22K

C

LH

3756

2769

P

B3
B1
B2

A

7791
BC847B

B

A0 S0 S1 S2 S3 S4
1
0
1
1
1 1
1
0
1
1 1
1
1
0
1
1
1
1 1
0
1 1
1
1

A

47K

+C

1N4148

___
REC

B4

7787
BC847B

B4

3786

7780
BC847B

PLAYBACK
EQUALISATION

A2 A1
0 0
-STOP
0 0
-0 1
REC
0 1
HS Chrome 1 0
Pb Chrome 1 0
-1 1
1 1
Pb Ferro

820R

3742

2763

47u
1K

3716
-C

+5

3752

ND

1K
3743

6778

+C

S4

# 9792

3744

2760

8K2

2K2

1u

33n
12K

3774

BZX79-C8V2

3K9

NS Ferro
HS Ferro
REC MUTE
REC MUTE
NS Chrome
HS Chrome
REC MUTE
--

P

A 22n

1A0

4R7

3775

10n

1u

6K8
ERASE
OSCILLATOR

15n
5K6
3720

100K

1N4148

7781
BC817-25

4n7
3776

2n2
3718

-C

CONTROL LOGIC

2741

8

VDD 13
S4

3749
+5

3A0
___
REC
CRB

VSS
4
VEE

3748

___
REC

A0 7
A1 9
A2 10
S4

A

B4

1N4148

# 2768

P

2785

15n

2784
A

A

150R

15K

P

3777

CLNS-2A833 YEZ
5703
2743

6777

2782

4

2781

1

1K2

22n

M

1A0

+12

6776

5K6

A

6782

CRB

4K7

1K5

3771

3769

BIAS
LEVEL

BIAS
LEVEL
P

2718

680p
3722
2720

6K8

5

MT2

A

2780

2

8

P

10K

3773

6

7

3761

3772

3

7783
BC847B
3770

MT1

F

1N4148 1N4148

6770
6R8
BC557B
7782

P

RH
+C

820R

2730

10K

2
1 S0
3 S1
5 S2
S3
6

12K
2728

A

3762

3K3
3728

3758

A

REC

1N4148

A

A

3778

E

2u2

1N4148

1N4148

6772
+12

1M

8K2
3730

2A0
2A1
2A2

VDD 13

1M

15n

15
16 S0
14 S1
12 S2
11 S3

3779
330K
6774

3741
2717

3724

2787

100p

3780

4u7

3721

8
S4
VSS
VEE 4

2
1 S0
3 S1
5 S2
S3
6

B2

LH

P

7784
BC857B

6773

2786

6771

D

5701

4M7

3729

P

A0 7
A1 9
10
A2

15
16 S0
14 S1
12 S2
11 S3

A

2719

A
B3

7740
HEF4952B

3732

10K

2716
3710

470p

3781 4K7
-C

ND
# 9791

8K2

A

3759

2u2
A
PB SWITCH

2762

330p

2709
2761

220u

A

A

5702

3783

A

1M

2742

A

3787

7785
J111

A

7786
J111

9

22n

15K

3782

6

6

4K7

3784

5

8

22n

3714
120R

NC1 NC2

5K6
3731

ALCEN

1N4148

3785 BIAS
SYMM

100n

NF1

100K
2734

6775

4

4
OUT1

_

100R
3712

100K

3

2738

+

2729

3K3

2714

A

IN1

6

3

AIN1

39K

10u

3708

2710

470p

220R

470u

220R

2708

A0 S0 S1 S2 S3 S4
1
1
0
1
1 1
1
0
1
1
1 1
1
0
1
1
1
1 1
0
1 1
1
1

RF

7

3727

120R
ALCEN

3765

PB/REC
GND AMPLIFIER

15

3760

A

2

AN7323S ALCC

3706

120R

100n

7720

Vcc

1

2737

100p

A

330p

RIGHT
CHANNEL

2744

AN2

A

100p

14

2712

22R

100n

2

C

2707

+C

S4

A2 A1
STOP
0 0
Pb deck A 0 0
Pb deck B 0 1
-0 1
REC in
1 0
Dubbing
1 0
-1 1
-1 1

220R
3702
1

A

VDD 13

47u

100p

5K6

2704

3701

1720

220R

OUT2

_

A

13

NF2

16

3713

2711

IN2

11

+12

-C

PC1

+

100R
3764

470u

5

22R

5
REC/PB
DECK B

VEE 4

3707

1M

2702

4

100n

A

150p

B

A

VSS

2
1 S0
3 S1
5 S2
S3
6

2735

8

S4

PC2

10

2715

A

A

150p

15K
A

2701

220R
3736

REC_R

3734

3704

330p

2706

A

1A0
1A1

2765

3

A0 7
A1 9
10
A2

3709

A

15
16 S0
14 S1
12 S2
11 S3

+12

10u

12150K

470p

220R

470p

100p

5K6
2705

220R

2

MODE
SELECTOR

7710
HEF4952B

3703

1

3788

1730

3763

3705

LEFT CHANNEL

A

A

2713
B1

12K

330p

A

2703

3

PLAY BACK
DECK A

3733

REC_L

6

7

8

9

F

1701 F9
1720 C1
1730 A1
2701 B2
2702 B2
2703 A2
2704 B2
2705 A2
2706 A2
2707 A3
2708 B4
2709 A5
2710 B5
2711 A6
2712 B6
2713 A6
2714 B6
2715 A4
2716 C4
2717 C6
2718 D4
2719 C5
2720 D5
2727 A3
2728 D5
2729 A8
2730 B8
2733 A5
2734 C4
2735 A3
2737 A6
2738 B6
2741 D6
2742 C3
2743 F1
2744 B3
2745 F6
2746 F5
2760 E3
2761 B5
2762 B6
2763 B6
2765 B4
2768 F7
2769 E7
2770 E7
2780 F3
2781 F2
2782 F2
2784 F1
2785 F1
2786 D1
2787 D3
2789 E8
2790 E8
3701 B1
3702 B2
3703 A2
3704 A1
3705 A4
3706 B4
3707 A5
3708 B4
3709 A4
3710 C4
3711 A5
3712 B4
3713 A7
3714 B7
3715 A6
3716 B6
3717 C6
3718 D4
3719 C6

3720 D5
3721 C6
3722 D5
3723 A3
3724 D5
3727 A7
3728 B7
3729 A7
3730 B7
3731 A7
3732 A7
3733 A2
3734 B2
3735 A2
3736 B1
3737 F7
3738 F7
3739 F7
3740 F6
3741 A7
3742 B7
3743 F8
3744 F8
3745 E8
3746 E8
3748 C7
3749 C7
3751 E5
3752 F4
3753 F5
3754 D8
3755 E8
3756 D8
3757 D8
3758 D7
3759 D7
3760 A7
3761 E3
3762 E2
3763 A5
3764 A5
3765 B6
3766 B7
3767 A7
3768 E8
3769 E4
3770 F2
3771 F2
3772 F3
3773 E3
3774 E3
3775 F2
3776 F2
3777 F2
3778 E1
3779 D3
3780 D2
3781 D2
3782 C2
3783 D2
3784 C2
3785 C2
3786 F4
3787 C3
3788 C3
3789 F3
5701 D2
5702 C2
5703 F1
6770 E2
6771 E2
6772 D1
6773 D1
6774 D3

6775 C3
6776 F3
6777 E2
6778 E4
6782 C7
6785 A7
6786 B7
7710 A3
7720 A5
7730 D6
7740 A8
7780 F4
7781 F3
7782 E1
7783 E2
7784 D2
7785 C3
7786 C2
7787 C8
7788 F7
7789 F8
7790 F8
7791 F5
7792 D7
9791 A8
9792 B8

9A-10

9A-10

SERVO CONTROL CIRCUIT

1

2

3

4

5

6

7
DECK B
14
13
12

A

+MOTOR

7612
PMBT2907

10

Photo_A

Os

O7

STR

O5

13

D

CP

O0
O1

O2

6

VDD

5

P 100n

3

F

2625

# 2624

4

1N4003

6612
3612

O6
7610
HEF4094BT O4 14

# 4785

7

3624

100K

M

P

100n

4
5

27K

3614
2K2

7624
BC847B

_____
____
REC

SERVO CONTROL
CCTRY

E

1A0

6

E0
15

16

2K2
3607

2A2

3686

3

1n

470p

2622

220p

2623

220R

2621

E

2

P

2K2
3609

CRB

11

12

3687

47K

3680

D

--

2A1

100K

1

O3

100K

NS

C

27K

3685

CRB

1760
FE-BT-VK-N

+5

120K
3608

4783

9

7

Os’

56K
3610

VSS

CRA

M

3611

120K

56K
3606

27K
3604

3602

NS

10

BC847B
7623

1740
FE-BT-VK-N

+5

1K
7620
BC847B

P

8

----DOLBY

1

Rec_RVS

------

HS

------

2

M

47K

3678
47K

7622
BC847B
M

2A2

D

3

3626
4K7

M

47K

3672

M
P

100K

3628

8K2

3616

3622

4K7

1

3679

2K2

2K2
3605

3601

2K2
3603

27K

100n

# 2626

1703

3620

4K7

+5

M

C

1K

B

4

3
2

6614

3613

1

7614
PMBT2907

7618
BC847B

5

4

+MOTOR

HS

6

5

3674
7619
BC847B

7

6

3625

+5

2

8

7

470R

3676

M

8
M

3630

7616
BC857B

1N4148

+MOTOR

9

Sol_A

M
4K7
# 4781

3623

6611

1N4003

B

100K

7613
PMBT2907

6K8

# 3619

+MOTOR

8K2

3618

DECK A

A

11

Mode_A

#

For Provision Only

+5

+5

2

F

1

1706

TO/FROM

FRONT

1

2

3

4

5

6

7

1703 C1
1706 F1
1740 C7
1760 C7
2621 E2
2622 E2
2623 E1
2624 F1
2625 F3
2626 C1
3601 C2
3602 D2
3603 C2
3604 D2
3605 C2
3606 D2
3607 D6
3608 E6
3609 D6
3610 E6
3611 D5
3612 E5
3613 C2
3614 C6
3616 B4
3618 B4
3619 B3
3620 B3
3622 B4
3623 B3
3624 C5
3625 B3
3626 C6
3628 B5
3630 B5
3672 C4
3674 B4
3676 C5
3678 C5
3679 C3
3680 C5
3685 D2
3686 F6
3687 E1
4781 B4
4783 D3
4785 E1
6611 B2
6612 B6
6614 C4
7610 E4
7612 A5
7613 B2
7614 B6
7616 B4
7618 C5
7619 C3
7620 C6
7622 C4
7623 D1
7624 E6

9A-11

9A-11

DOLBY CIRCUIT

470K

A

4

4u7

22K
# 2699

6

A

100p

5

1K

100K
A

RI1

16 15 14

Vref

4696

7636
BC847B

A

47n

1A0

100n

2u2

10K
2695

RO2
100n

2638

2u2

2788

# 2691

TC2

LO2

NSW

VCT

PI2

VCC

9793

3656

3A0

47K
A
NS

4K7

# 4693

22K
3684

F

Vref

4K7

DOLBY CCTRY
Required For Sets With Dolby B NR Only
#

2

E

DOLBY
Vref

3670

A

A Vref

3660

470K
7638
BC847B

D
8

8

100K
A

A

1

A

7

2u2

3K3

A

100u

2632

6

BYV10-40
# 9710

3644

3640

6613

20K
7632
BC847B

DET

A

39K

3662

100K
A

1A1

5

# 3690

33n

150K

2652

3664

68K

120p

3666

180p

22p

2644

10

470p

4u7

A

10R

2646

3638

7634
BC847B

3642

3634
3K3

20K

2654

4

1K
2642

3668

2640

2

3636

3658

3

8

SC

C

3n3

5K6

2636

10R

3632

4

2692

68R

3

10K

68R

DET

ATT3

# 4691

+12

+12

2

# 3696

3693

1

2650

1

2693

3695

100p

100u

2694

1K

LXD-210
5632

47K

4u7

A

4

3694

+S

7640-A
NJM4560M

3652

3

100p

A

3650

3648

2

# 2698

SC

ATT1

RI2

D

6

1

10 9

ATT3

Vref

68K

3646

3A0

F

ATT2

ATT2

3K3

220n

2634

1A1

E

1K
7630
CXA1551

RH

2648

4
LXD-210
5631

LH

11

ATT1

3651

3

C

12

3n3

2

DOLBY

A

5K6

6

2635

1

3649

3K3

68K

3645

2A2

3647

1A0

13

B

RO1

A
# 4695

2637

A

3691

47n

1A0

TC1

7631
BC847B

A

NS

3K3
3643

1n

100K

20K

A

2696

7633
BC847B

+12

1A1

7

LO1

3637

2631

18K

3K3

20K

3639

100u

B

3641

3633

A 2A2

GND

A

3635

220n

2633

47K

# 4694

3631

MSW

+S

3692 120K

8

A

A

3A0

47K
A

3657

# 2697
100p

7637
BC847B

100p

7

4u7

Vref

3683

# 3689

22p
7640-B
NJM4560M

Vref

IREF

33n

3659

A

2647

A

470p
2641

PI1

9

2653

4K7

150K

8

3655

68K
2645

7

10R

3661

6

3667

3663

2639

A

5

3665

7635
BC847B

4K7

4
2643

180p

3669

NS

2649

3
120p

2
2651

1

3

4

5

6

For Provision Only

7

8

2631 B6
2632 E6
2633 B3
2634 C3
2635 C5
2636 D5
2637 B8
2638 D8
2639 A4
2640 E2
2641 A4
2642 E3
2643 A4
2644 E2
2645 A3
2646 E2
2647 A3
2648 E1
2649 A2
2650 F2
2651 A2
2652 F2
2653 A5
2654 E3
2691 D7
2692 E7
2693 E6
2694 E1
2695 B7
2696 E7
2697 A3
2698 D3
2699 A5
2788 D7
3631 B4
3632 E4
3633 B5
3634 E5
3635 B4
3636 E4
3637 B4
3638 E4
3639 B6
3640 E6
3641 B5
3642 E5
3643 B5
3644 E5
3645 C3
3646 D3
3647 C4
3648 D4
3649 C5
3650 D5
3651 C5
3652 D5
3655 A8
3656 F8
3657 A5
3658 E3
3659 A5
3660 F4
3661 A4
3662 F3
3663 A4
3664 F2
3665 A3
3666 F2
3667 A5
3668 F3
3669 A2
3670 F3
3683 A6

3684 F4
3689 B7
3690 E7
3691 B7
3692 B7
3693 D3
3694 D6
3695 D2
3696 E6
4691 D6
4693 F7
4694 B6
4695 B6
4696 F2
5631 C4
5632 D4
6613 E7
7630 C6
7631 B5
7632 E5
7633 B4
7634 E4
7635 A2
7636 F2
7637 A5
7638 F3
7640-A E2
7640-B A4
9710 E7
9793 E7

9A-12

TAPE MECHANISM A - PLAY
MECHANICAL PARTS - PLAY MECHANISM
1
996500002313 Play Head (Non-Autoreverse deck)
1
996500002321 Play Head (Autoreverse deck)
12
482240210972 Pinch Arm Assembly R
23
996500002314 Coil Assembly
32

482252811209

Flywheel Assembly RV

42
42

996500002315
996500002718

Belt AF (Autoreverse deck)
Belt AF (Non-autoreverse deck)

69

482249211761

Spring

102
103

482253212931
482253212932

Washer
Washer

104

482253212933

Washer

Note: Only the parts mentioned in the list are normal service
spare parts.

9A-12

9A-13

9A-13

TAPE MODULE EXPLODED VIEW

TAPE MECHANISM - MOTOR EXPLODED VIEW

1

313911877150

Autoreverse Mech. CWE44FR03

3
4

313911034080

Screw D3 x 10
Flex Cable 14 pin 7,5 cm

31
91

996500003006
-

Motor Assembly
Screw M2,6 x 5

92

-

Screw M2 x 5

6

-

Screw M2 x 16

Note: Only the parts mentioned in this list are normal service
spare parts.

Note: Only the parts mentioned in this list are normal
service spare parts.

9A-14

TAPE MECHANISM B - RECORD/PLAYBACK (Autoreverse version)
MECHANICAL PARTS - REC/PB MECHANISM
12
482240210972
Pinch Arm Assembly R
23
996500002314
Coil Assembly
32
482252811209
Flywheel Assembly RV
39
996500003001
Belt BF
44-2 996500002317
Flex Socket 14 Pin
44-3

996500002320

Photo Interrupter

44-4
44-6

482205016801
996500002318

680R 1% 0,4W
Leaf Switch

44-7
45

996500002330
996500003002

Mode Switch
Rec/Pb Head Assembly

50

482252810975

Pinch Arm Assembly L

54
69

996500002324
482249211761

Flywheel Assembly L
Spring

73
101

482249211762
996500002325

Spring
Washer

102

482253212931

Washer

103
104

482253212932
482253212933

Washer
Washer

107
109

996500002326
996500002327

Washer
Washer

Note: Only the parts mentioned in the list are normal service
spare parts.

9A-14

9A-15

9A-15

ELECTRICAL PARTS LIST - ETF7 DOLBY BOARD

ELECTRICAL PARTS LIST - ETF7 DOLBY BOARD

MISCELLANEOUS
1701
1706

482226710953
482226710953

Flex Connector 7P
Flex Connector 7P

2715
2716

482212480195
482212480195

470µF 20% 10V
470µF 20% 10V

3620
3622

482210012227
482210012227

4k7 30% 0,1W
4k7 30% 0,1W

3683
3684

482211710834
482211710834

47k 1% 0,1W
47k 1% 0,1W

1740

482226751255

Flex Connector 14P

2717
2718

482212233127
482212233127

2,2nF 10% 63V
2,2nF 10% 63V

3623
3624

482211710837
482211710837

100k 1% 0,1W
100k 1% 0,1W

3685
3686

482211652234
482211710837

100k 5% 0,5W
100k 1% 0,1W

482212613188
482212613188

15nF 5% 63V
15nF 5% 63V

3625
3626

482205110102
482205110102

1k 2% 0,25W
1k 2% 0,25W

3687
3691

482211711503
482211710833

220R 1% 0,1W
10k 1% 0,1W
18k 1% 0,1W
68R 5% 0,5W

CAPACITORS
2621
532212231647

1nF 10% 63V

2719
2720

2622
2623

532212234099
482212233575

470pF 10% 63V
220pF 5% 63V

2727
2728

482212232535
482212232535

680pF 10% 63V
680pF 10% 63V

3628
3630

482211710837
482205120471

100k 1% 0,1W
470R 5% 0,1W

3692
3693

482211710965
482211652199

2625
2631

482212614585
482212613751

100nF 10% 50V
47nF 10% 63V

2729
2730

532212232654
532212232654

22nF 10% 63V
22nF 10% 63V

3631
3632

482211710834
482211710834

47k 1% 0,1W
47k 1% 0,1W

3694
3695

482205210109
482211712521

2632
2633

482212613751
482212613473

47nF 10% 63V
220nF +80/-20% 50V

2733
2734

532212234099
532212234099

470pF 10% 63V
470pF 10% 63V

3633
3634

482205120332
482205120332

3k3 5% 0,1W
3k3 5% 0,1W

3701
3702

482211711503
482211711503

220R 1% 0,1W
220R 1% 0,1W

2634
2635

482212613473
482212233891

220nF +80/-20% 50V
3,3nF 10% 63V

2735
2737

482212614585
482212614585

100nF 10% 50V
100nF 10% 50V

3635
3636

482210011771
482210011771

20k 30% 0,1W
20k 30% 0,1W

3703
3704

482211711503
482211711503

220R 1% 0,1W
220R 1% 0,1W

2636
2637

482212233891
532212142386

3,3nF 10% 63V
100nF 5% 63V

2738
2741

482212614585
482212611585

100nF 10% 50V
22nF +80/-20% 25V

3637
3638

482211710837
482211710837

100k 1% 0,1W
100k 1% 0,1W

3705
3706

482211711503
482211711503

220R 1% 0,1W
220R 1% 0,1W

2638
2639

532212142386
532212232531

100nF 5% 63V
100pF 5% 50V

2742
2743

532212232654
482212614585

22nF 10% 63V
100nF 10% 50V

3639
3640

482205120332
482205120332

3k3 5% 0,1W
3k3 5% 0,1W

3707
3708

482205120101
482205120101

100R 5% 0,1W
100R 5% 0,1W

2640
2641

532212232531
482212440769

100pF 5% 50V
4,7µF 20% 100V

2744
2760

482212614585
482212614585

100nF 10% 50V
100nF 10% 50V

3641
3642

482210011771
482210011771

20k 30% 0,1W
20k 30% 0,1W

3709
3710

482205120229
482205120229

22R 5% 0,1W
22R 5% 0,1W

2642
2643

482212440769
482212612105

4,7µF 20% 100V
33nF 5% 50V

2761
2762

482212480144
482212440769

220µF 20% 25V
4,7µF 20% 100V

3643
3644

482211710837
482211710837

100k 1% 0,1W
100k 1% 0,1W

3711
3712

482211710837
482211710837

100k 1% 0,1W
100k 1% 0,1W

2644
2645

482212612105
532212232658

33nF 5% 50V
22pF 5% 50V

2763
2765

482212440433
482212440433

47µF 20% 25V
47µF 20% 25V

3645
3646

482205120683
482205120683

68k 5% 0,1W
68k 5% 0,1W

3713
3714

482205120121
482205120121

120R 5% 0,1W
120R 5% 0,1W

2646
2647

532212232658
482212440769

22pF 5% 50V
4,7µF 20% 100V

2769
2770

532212234099
532212234099

470pF 10% 63V
470pF 10% 63V

3647
3648

482205120332
482205120332

3k3 5% 0,1W
3k3 5% 0,1W

3715
3716

482205110102
482205110102

1k 2% 0,25W
1k 2% 0,25W

2648
2649

482212440769
532212233861

4,7µF 20% 100V
120pF 10% 50V

2780
2781

482212481151
482212233177

22µF 50V
10nF 20% 50V

3649
3650

482205120562
482205120562

5k6 5% 0,1W
5k6 5% 0,1W

3717
3718

482205120392
482205120392

3k9 5% 0,1W
3k9 5% 0,1W

2650
2651

532212233861
482212610326

120pF 10% 50V
180pF 5% 63V

2782
2784

532212610223
482212151305

4,7nF 10% 63V
15nF 10% 50V

3651
3652

482205110102
482205011002

1k 2% 0,25W
1k 1% 0,4W

3719
3720

482205120822
482205120822

8k2 5% 0,1W
8k2 5% 0,1W

2652
2653

482212610326
532212234099

180pF 5% 63V
470pF 10% 63V

2785
2786

482212421913
532212232531

1µF 20% 63V
100pF 5% 50V

3655
3656

482210012227
482210012227

4k7 30% 0,1W
4k7 30% 0,1W

3721
3722

482205120562
482205120562

5k6 5% 0,1W
5k6 5% 0,1W

2654
2692

532212234099
482212441584

470pF 10% 63V
100µF 20% 10V

2787
2788

482212612105
532212231647

33nF 5% 50V
1nF 10% 63V

3657
3658

482205110102
482205110102

1k 2% 0,25W
1k 2% 0,25W

3723
3724

482211711383
482211711383

12k 1% 0,1W
12k 1% 0,1W

2693
2694

482212440207
482212440207

100µF 20% 25V
100µF 20% 25V

RESISTORS

3659
3660

482205120223
482205120223

22k 5% 0,1W
22k 5% 0,1W

3727
3728

482205120562
482205120562

5k6 5% 0,1W
5k6 5% 0,1W

2695
2696

482212422652
482212422652

2,2µF 20% 50V
2,2µF 20% 50V

3601
3602

482211711449
482205120273

2k2 1% 0,1W
27k 5% 0,1W

3661
3662

482205120474
482205120474

470k 5% 0,1W
470k 5% 0,1W

3729
3730

482205120332
482205120332

3k3 5% 0,1W
3k3 5% 0,1W

2701
2702

532212233538
532212233538

150pF 2% 63V
150pF 2% 63V

3603
3604

482211711449
482211711148

2k2 1% 0,1W
56k 1% 0,1W

3663
3664

482205120154
482205120154

150k 5% 0,1W
150k 5% 0,1W

3731
3732

482205120822
482205120822

8k2 5% 0,1W
8k2 5% 0,1W

2703
2704

532212232531
532212232531

100pF 5% 50V
100pF 5% 50V

3605
3606

482211711449
482205120124

2k2 1% 0,1W
120k 5% 0,1W

3665
3666

482205120683
482205120683

68k 5% 0,1W
68k 5% 0,1W

3733
3734

482205120562
482205120562

5k6 5% 0,1W
5k6 5% 0,1W

2705
2706

532212231863
532212231863

330pF 5% 63V
330pF 5% 63V

3607
3608

482211652256
482205120273

2k2 5% 0,5W
27k 5% 0,1W

3667
3668

482205120109
482205120109

10R 5% 0,1W
10R 5% 0,1W

3735
3736

482211683933
482211683933

15k 1% 0,1W
15k 1% 0,1W

2707
2708

532212234099
532212234099

470pF 10% 63V
470pF 10% 63V

3609
3610

482211652256
482205120124

2k2 5% 0,5W
120k 5% 0,1W

3669
3670

482205120472
482205120472

4k7 5% 0,1W
4k7 5% 0,1W

3737
3738

482205120332
482205120332

3k3 5% 0,1W
3k3 5% 0,1W

2709
2710

532212231863
532212231863

330pF 5% 63V
330pF 5% 63V

3611
3612

482211652256
482211711148

2k2 5% 0,5W
56k 1% 0,1W

3672
3674

482205120472
482211652283

4k7 5% 0,1W
4k7 5% 0,5W

3739
3740

482205120472
482211710834

4k7 5% 0,1W
47k 1% 0,1W

2711
2712

532212232531
532212232531

100pF 5% 50V
100pF 5% 50V

3613
3614

482205120273
482205120273

27k 5% 0,1W
27k 5% 0,1W

3676
3678

482211710834
482211710834

47k 1% 0,1W
47k 1% 0,1W

3741
3742

482211711454
482211711454

820R 1% 0,1W
820R 1% 0,1W

2713
2714

482212440248
482212440248

10µF 20% 63V
10µF 20% 63V

3616
3618

482205120822
482205120822

8k2 5% 0,1W
8k2 5% 0,1W

3679
3680

482211710834
482211710834

47k 1% 0,1W
47k 1% 0,1W

3743
3744

482205110102
482205110102

1k 2% 0,25W
1k 2% 0,25W

!

10R 5% 0,33W
68R 1% 0,1W

9A-16

9A-16

ELECTRICAL PARTS LIST - ETF7 DOLBY BOARD

ELECTRICAL PARTS LIST - ETF7 DOLBY BOARD

RESISTORS
3745
482205120392
3746
482205120392

3k9 5% 0,1W
3k9 5% 0,1W

4697
4701

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

5701
5702

482215711477
482215711477

Coil 2,2µH 5%
Coil 2,2µH 5%

7784
7785

482213060373
482213063494

BC857B
J111

3748
3749

482211711449
482211710834

2k2 1% 0,1W
47k 1% 0,1W

4702
4703

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

5703

482215620946

Osc. Coil 100kHz

7786
7787

482213063494
482213060511

J111
BC847B

3751
3752

482211710833
482211710837

10k 1% 0,1W
100k 1% 0,1W

4704
4705

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

DIODES
6611
482213031878

1N4003G

7788
7789

482213060511
482213060511

BC847B
BC847B

3753
3754

482211710837
482205120333

100k 1% 0,1W
33k 5% 0,1W

4706
4707

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6612
6613

482213031878
482213032245

1N4003G
BYV10-40

7790
7791

482213060511
482213060511

BC847B
BC847B

3756
3757

482211713579
482211713579

220k 1% 0,1W
220k 1% 0,1W

4708
4709

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6614
6770

482213030621
482213030621

1N4148
1N4148

7792

482213060511

BC847B

3758
3759

482211710833
482211710833

10k 1% 0,1W
10k 1% 0,1W

4710
4711

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6771
6772

482213030621
482213030621

1N4148
1N4148

Note :

Only the parts mentioned in this list are normal
service spare parts.

3760
3761

482205120121
482205021003

120R 5% 0,1W
10k 1% 0,6W

4712
4713

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6773
6774

482213030621
482213030621

1N4148
1N4148

3762
3763

482211711454
482205120154

820R 1% 0,1W
150k 5% 0,1W

4714
4715

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6775
6776

482213030621
482213030621

1N4148
1N4148

3764
3765

482211683872
482205120393

220R 5% 0,5W
39k 5% 0,1W

4716
4717

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6777
6778

482213034382
482213030621

BZX79-C8V2
1N4148

3766
3767

482205120475
482205120475

4M7 5% 0,1W
4M7 5% 0,1W

4718
4719

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6782
6785

482213030621
482213030621

1N4148
1N4148

3768
3769

482211710833
482211683933

10k 1% 0,1W
15k 1% 0,1W

4720
4721

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

6786

482213030621

1N4148

3770
3771

482211711139
482205120122

1k5 1% 0,1W
1k2 5% 0,1W

4722
4723

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

TRANSISTORS & INTEGRATED CIRCUITS
7610
532220911306
HEF4094BT

3772
3773

482211711507
482210012227

6k8 1% 0,1W
4k7 30% 0,1W

4724
4725

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7612
7613

482213011201
482213011201

PMBT2907
PMBT2907

3774
3775

482211711383
482205120478

12k 1% 0,1W
4R7 5% 0,1W

4726
4727

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7614
7616

482213011201
482213060373

PMBT2907
BC857B

3776
3777

482211711507
482211710353

6k8 1% 0,1W
150R 1% 0,1W

4728
4729

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7618
7619

482213060511
482213060511

BC847B
BC847B

3778
3779

482205210688
482205120334

6R8 5% 0,33W
330k 5% 0,1W

4730
4731

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7620
7622

482213060511
482213060511

BC847B
BC847B

3780
3781

482205120105
482205120475

1M 5% 0,1W
4M7 5% 0,1W

4732
4733

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7623
7624

482213060511
482213060511

BC847B
BC847B

3782
3783

482211683933
482205120472

15k 1% 0,1W
4k7 5% 0,1W

4734
4735

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7630
7631

482220917322
482213060511

CXA1551M
BC847B

3784
3785

482205120472
532210011539

4k7 5% 0,1W
100k 30% 0,1W

4736
4737

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7632
7633

482213060511
482213060511

BC847B
BC847B

3786
3787

482205120223
482205120105

22k 5% 0,1W
1M 5% 0,1W

4738
4739

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7634
7635

482213060511
482213060511

BC847B
BC847B

3788
3789

482205120105
482211710834

1M 5% 0,1W
47k 1% 0,1W

4740
4741

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7636
7637

482213060511
482213060511

BC847B
BC847B

4601
4602

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

4742
4743

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7638
7640

482213060511
482220983357

BC847B
NJM4560M

4603
4604

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

4783
4786

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7710
7720

482220932919
932214000668

HEF4952BT
AN7323S

4605
4606

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

4787
4788

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

7730
7740

482220932919
482220932919

HEF4952BT
HEF4952BT

4607
4608

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

COILS & FILTERS

7780
7781

482213060511
482213042804

BC847B
BC817-25

4610
4696

482205120008
482205120008

0R Jumper 0805
0R Jumper 0805

5631
5632

7782
7783

482213044568
482213060511

BC557B
BC847B

!

482215711865
482215711865

Filter MPX 20kHz
Filter MPX 20kHz

10-1

3CDC-LLC-DA11
(3 Disc Carousel Changer)
TABLE OF CONTENTS

Service Hints .....................................................................10-2
Blockdiagram ....................................................................10-5
Component Layout Main Board ........................................10-6
Circuit Diagram part1 ........................................................10-7
Component Layout Main Board ........................................10-8
Circuit Diagram part2 ........................................................10-9
Exploded View ..................................................................10-10
Partslist .............................................................................10-12

Layout stage .3

Service hints

10-2

CAUTION
CHARGED CAPACITORS ON THE SERVO BOARD MAY DAMAGE THE CD DRIVE ELECTRONICS WHEN
CONNECTING A NEW CD MECHANISM. THAT´S WHY, BESIDES THE SAFETY MEASURES LIKE
• SWITCH OFF POWER SUPPLY
• ESD PROTECTION
ADDITIONAL ACTIONS MUST BE TAKEN BY THE REPAIR TECHNICIAN.

The following steps have to be done when replacing the CD mechanism:
1. Disconnect flexfoil cable from the old CD drive
2. Put a paperclip on the flexfoil to short-circuit the contacts (fig.1)
3. Remove the old CD drive
4. Remove paperclip from the flexfoil and connect it to the new drive
5. Position the new CD drive in its studs
6. Remove solder joint from the Laserunit

fig.1

Attention: The laser diode of this CD drive is protected against ESD by a solder joint which shortcircuits the
laserdiode to ground.
For proper functionality of the CD drive this solder joint must be removed after connection the drive to
the set.

Emergency open
In case of a Supply fault, the tray can be opened manually.
1. Remove the top cover of the set to get access to the Changer Module.
2. Turn gearwheel clockwise (as shown in picture below).

10-3

Service hints
Dismantling of Tray

1. Open the tray.
2. Release 2x catch as shown in fig. 2 and
Detail A
3. Pull tray out.

Detail A

fig.2

Assembling of Tray
1. Turn Cam (pos. 48) clockwise to end
position.
2. If necessary - move Guiding (pos. 49) to the
right end position.
3. Insert the Tray.

Pos 49 Guiding

Pos 48 Cam

10-4

Service Position

10-5

10-5

BLOCK DIAGRAM 3CDC-LLC-DA11
CD MECHANISM

MAINBOARD

DA11
DISC
7806

7802

TDA7073A
TURNTABLE
MOTOR

16

FOCB+

FOCUS
MOTOR

1

55

FO

6

54

RA

13

FOCB-

9

RADIAL
MOTOR

RADB+
12

+5V

RADB-

7805

8

1805
7807
LP

TDA7073A

SIGNAL PROCESSOR
CD10

9

SLEDGE
MOTOR

SLEDGEB+

56

7

SL

12

13
16

2

59

1

60

RP

MOT2
RN

64

61

CD RW= 3V
CD DA= 0V

MON

RESET

LD ON

23

3

22

2

+

V4

EQ-Selection

42

RAB

41

SCL

40

SDA

7808,7809
A-C

2

F

1

17
CD RIGHT

-

8

SILD
14

RAB
6

SICL
39

9

DATA

+3,3V

VCC
5,17,21,52,57

DOBM

V1

INNER SWITCH

63

5802

51

EBU OUT

3
COAX2

EBU OUT

4
COAX1

1876

Communication
µP ↔ Signal Processor

HF IN
D1
D2
D3
D4
R1,R2

A-D

CAROUSEL

Analog Audio

38

SILD

7810

PHOTO
DIODES

A B

18

4

7803,7802
LD

D C

19
CD LEFT

6

-

TDA1308
MOT1

TTM+

E

6

18

Active low pass
Filter

TTM-

LASER &
MONITOR
DIODE

+

SAA7324 (SAA7325)

SLEDGEB-

TURNTABLE
MOTOR

LN

5

19

Digital Audio

1875

5

1

SWITCH INFO

13
SWITCH INFO

7873

POS. RECOGNITION
7

5 1883 open if carousel is in a valid Play-Position.

1

DATA

2

12
SHR-DATA

3

11

1883
SHR_CL
3 1882 closed if carousel is in Position 1.

3

6

STB

1882
1880
Closed if the tray is in one endposition.
Open during movement.

4

HEF4094BT

4

1

SHR_STR

SHIFT
REGISTER

CD POS.1 SWITCH

SHR_CL

Changer
Control Logic

16

+10V

VDD
5V1

TRAY SWITCH
1881
Open if the drive is in one endposition.
Closed during movement.

7875

EN1 15

5

V

+5V

+3,3V

CD DRIVE UP/DOWN SWITCH
VDD (pin 16)
EN1 (pin 15)
7871
2

4

4

2

t

TDA7073A
2

CAROUSEL
MOTOR
13

1

12 D5
11 D3

Power on

16

+4V
6877
+5V
+10V

12

TRAY

1,3

14

1,3

7

TRAY
MOTOR
2

2

1877

1878

9

6

16

+5V
+10V

14

Supply

D2

13 D0

Blockdiagram 3CDC-LLC 2001-09-04

10-6

10-6

Mapping

3CDC-LLC Copperside view

This assembly drawing shows a summary
of all possible versions.
For components used in a specific version
see schematic diagram respectively partslist.
3CDC-LlC Layout stage .3 2001-07-25

2800
2801
2802
2803
2805
2806
2807
2808
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2822
2823
2824
2825
2829
2830
2831
2832
2833
2834
2835
2836
2840
2841
2842
2844
2850
2852
2853
2854
2855
2856
2857
2862
2863
2864
2865
2867
2869
2872
2877
2878
2882
2887
2891
2893
2894
2895
2896
2897
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3723
3724
3725
3730
3731
3732
3733
3734
3740

E3
D4
E4
D4
D4
D4
E4
D4
E4
D4
G3
F3
F2
E4
C3
F3
C4
F2
F3
E3
E3
E3
E3
H3
C4
B3
C4
C4
D4
E2
D4
D1
E2
F2
E2
C3
C2
D2
D2
E4
C3
E2
C4
C4
D2
B3
B4
F4
G2
H1
H1
B3
C4
G2
H1
F2
E3
C3
C2
D2
G4
G4
G4
F3
C2
C1
C2
C2
C3
F4
C2
A3
G3
G2
G2
D2
D2
C2
F3
E2
E2
F2
F2
E2
C3
C2
C2
C2
D2
C4

Copperside
3741 C4
3742 C4
3743 C3
3744 B4
3746 B3
3750 B4
3751 B4
3752 C4
3753 C4
3789 F2
3790 F3
3791 F2
3792 F3
3793 F3
3794 F3
3795 E2
3796 F2
3798 E4
3799 E4
3800 E3
3801 E4
3802 F4
3803 D4
3804 C3
3805 D4
3806 D4
3807 D4
3808 D4
3809 D2
3811 F4
3813 F4
3814 D4
3818 F3
3819 C3
3820 F3
3821 F3
3822 F3
3825 E3
3826 E3
3827 D4
3828 D2
3831 C2
3832 C3
3833 F4
3834 F4
3837 D2
3838 D2
3839 E2
3840 E3
3841 D2
3842 D2
3843 E2
3844 F2
3845 D2
3846 E2
3847 G2
3849 E2
3850 E1
3853 E4
3858 B5
3859 B5
3860 B4
3861 C4
3862 C4
3863 D2
3864 C4
3865 B4
3866 B5
3867 C4
3868 B5
3869 B5
3870 F4
3871 H1
3872 B3
3873 C3
3874 B3
3875 C2
3876 C2
3877 H1
3878 A5
3879 H3
3880 G3
3881 G2
3882 H2
3883 H3
3884 H3
3885 H3
3886 H2
3887 G2
3888 H1

3889
3890
3891
3892
3893
3894
3895
3896
3898
3899
3900
3901
3904
3905
4800
4801
4802
4803
4804
4805
4806
4807
4808
4811
4812
4814
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4828
4829
4830
4831
4832
4833
4834
4835
4838
4840
4841
4842
4844
4845
4846
4847
4848
4850
4876
6871
6872
6873
6874
6875
6876
6877
6878
6879
7802
7803
7805
7808
7809
7810
7812
7873
7874
7875
7876
7877

C2
H2
H2
C2
G2
E4
E3
E4
G2
D5
E3
F3
E3
B3
A5
A4
A4
B2
A5
A5
A5
A5
B4
B4
B4
D3
A3
A3
A3
C4
B2
C5
A4
C5
B3
C3
C2
B2
E2
H4
D2
E3
E4
F4
E4
F4
G2
E3
E4
F4
F3
F4
F4
G3
C5
H1
H2
H2
G3
G2
C5
C4
H2
C2
F4
F2
B4
F3
F3
E2
G3
H2
C2
D4
C2
D3

Componentside
1800 F2
1801 C5
1805 A2
1810 C2
1875 H1
1878 B3
1880 B5
1881 G1
2804 F3
2809 E4
2826 D3
2828 D4
2837 E5
2838 F2
2839 E5
2851 C2
2858 B2
2860 B1
2861 B1
2873 H2
2875 G3
2876 B2
2881 G3
2885 D2
2888 F4
3812 F4
3815 G3
3835 F5
3851 G2
3852 E5
5802 B4
7806 F5
7807 D5
7871 H3

3CDC-LLC Componentside view

This assembly drawing shows a summary
of all possible versions.
For components used in a specific version
see schematic diagram respectively partslist.
3CDC-LLC Layout stage .3 2001-07-25

10-7

2851 B11
2855 C8
2856 D15
2857 H5
2869 D3
2885 E9
2887 B10

2838 D8
2839 F4
2840 G4
2841 F5
2842 E5
2844 F5
2850 C14

3

3792 F8
3793 E8
3794 F7
3795 F8
3796 F8
3798 D8
3799 D8

3721 D6
3723 E6
3724 D6
3725 D6
3789 F8
3790 F7
3791 E7

3702 D3
3703 D3
3704 D4
3709 C14
3710 B8
3719 D4
3720 D5

4

5

8

9

11

_

4.9V

12

_

-

10
4.8V

VDD

+

4

9

+
7807

3867

2R2

EF

1R
3873

470R

SDA
SICL

470R

RAB 41

(uP-interface)

PORE
2856
27p

to 1805 on part 2

MICROCONTROLLER
INTERFACE

10K

3832

3819
470R

SCL 40

SILD
470R

STATUS 43

DET.
PEAK

63

62

61

59

57

58

56

55

VDDD1P

CFLG

RA

FO

SL

VDDD2C

VSSD3

MOTO1

60

INTERF.
EBU

STAGES
OUTPUT

54

52

53

2895

2826

2896
100n

2R2

50

49

DOBM

to dig. out circuitry
on part 2
G

SL

FO

RA

PIN50 EBUGND

+3servo
+3.3V
for digital out version:
3863 = 33R
V

2897

TB = 0.5us/div

. . . V DC voltages measured in
PLAY MODE
with following conditions:
EVM
"+10V" = 10V
"+5V" = 5V

100n

Vref

H

#.... for provision only

+3.3V
3849

TDA7073A
3CDC-LLC (Sanyo) part1 2001 09 06

1

2

3

4

5

F

11.3 MHz
CL11
for CD TEXT only

47u

3895

M1

SFSY
SBSY

CL11|4

2828

47u

22K

M2

+3servo
800mVpp

0V

51

SBSY 48

SUB

3.2V

+3servo
3V

SFSY 47

100n

from 1801
EYE-PATTERN

SUB 46

3.2V

CD_DA : 0V
CD_RW : 3V

DOBM DOEM

64

V4

LDON

MOTO2

INTERFACE
VERSATILE

1.7V
1 HFREF
V1

47p

2 HFIN

CONTROL
MOTOR

RCK 45

RCK

to 7876 on sheet 2
(CD-TEXT IC)

PLL
DIG.

1.7V

V5

HFIN

E

TEST3 44
CORR.
ERROR

330K

8,11,15

D

3892
SILD 42

SUBCODE
PROCESSOR

6n8

2825

1n

3889

3863

GND

2850

SDI 36

SDA 39

SRAM

100R

GND

C
+3.3V

RESETn 38

ADDR

3.2V

7810
BC847B

7809
BC847B

END
FRONT

100K

2K7

3709

INTERF.
VERSAT. V2|V3 34

3.4V

3 ISLICE

47n

0.6V

DEMOD
EFM

4 VSSA1

2824

3900

3837

TEST2

SCLK

WCLK

CL16

DATA

TEST1 0V

1.6V

KILL

VREF GEN.

3828

1K

KILL

0.8V

2823

1K

22K

2n2

2.7V

GND

32

VSSD1 33

PROCESSOR
AUDIO

15R

3838 1K

2835 47n

3841

2840

100n

10K

+10V

6 1.6V
7 1.6V
SLIDE

3839

3852

3812

5 10V

Vref

120K

SELPLL 3V

RP

3V
VPOS

LP

RN 1.6V

1.6V

1.6V
TIMING

FUNCTION
CONTROL

1.7V

3826

2885

3793

820R

3825

7 VRIN

47n

220K

3896 #

2836

10u

2838
3789

1.2V

2822

470R

470n

3K3

31

ADC

10n

13

DISC
2 0.3V

30

VSSD2

2801

220p

2800

3792

3K3

2894

3796

A

120R

3862

2805

220p

2803

220p

2855

180p
180p

2802

1K

3799

1K5

3791
82p

1n

2814

3840

2857

4.6V

SLIDE

Innersw
to 7877

+

1 0.3V

10K

PH-S

-

3850

6

+

3
14

220n

INNERSW.

DISC

47u

5

16

2809

5.1V

4

29

7877
SAA7324 / SAA7325

PRE-

6 IREF
27K 3827
3.2V
5 VDDA1

3894

120K

2837

DISC
+

28

SCLI 37

Innersw

1.6V

27

INTERFACE
SER. DATA

PROCESSING

1V

3

26

1.7V

3853

680n

GND

Motor Driver

2

+
_

25

WCLI 35

1

_

24

8 D1

560p

TDA7073A

23

9 D2

TRACK

8,11,15
7806

10K

47K
Vref

22

BITSTREAM DAC

1.7V

GND

2817

21

INTERF.
LOOPBACK
SER. DATA

1.7V

3904

7 1.6V

5V + 9

3845

20

11 D4

2K2

-

2841

3844

560R

3846

19

12 R1

100R

3795

+

10

Vref

2.4V
7808
BC847B
3790 1.8V

+10V

4R7

6 1.6V

4

1801

18

1.7V

4.7V

3794

TRACK

15

B

13 R2

470R
+3.3V

3835

5 10V

3847

during Focus search

10K

1n5

1.7V

820R

4.7V _ 12

3842

47K

220u

1.7V

3798

1K
8K2

3724

33p

2812

1n

2819

180p

10K

180K

39K
3725

3720

470K
3721

3901 10K

47u

2820 100n

3801

56K

1n5

14 VSSA2

VrefCD10

2813

VDD

3843

1n

13

2 1.6V

2839

4.7V

_

Sanyo DA11T3C

3800

2816

10 D3

2844

+

3K3

-

3

1 1.6V

4K7

FOCUS

14

CD Drive

1R

3704

16

1n5

1800

H

1.7V

+3.3V

+5V_HF

FOCUS
5V

1

G

10K

LDON

Servo driver

3
2

SLIDE

3803

56K

2851

15 CROUT

HF-Amplifier

2842

T+

3802

1.6V

4u7

4K7

ESD sensitive lines!

4

T-

10K

2K7

3870

5

4

3723

6

F-

F

2888
2804

3702 47R

3703 47R

47u
4R7

47n

3813

7

6

47u

F+

56K

5

1K

1n5

MON

8

7803-B
8
LM358D
3719 7

2891

LD
GND

120R
17

1810

1.6V 16 CRIN

+3.3V

U >400mV
->Laser damaged !

3.3V

7802
BC807-40

#

9

2869

F

TRACK

4V

10

GND

FOCUS

3701 47R

11

C

3806

4R7

12

B

+

F

D

1.7V

13

A

3811

2818

VNEG

TF01

+5V

14

D

D

E

Laser power
control

3815

VrefCD10

E

14

Signal Processor
100n

2887

3.2V

VDDA2

VREF

A

13

RP

LN

10K

33p

56K

2806

3805
220p

3710

2834

2K2 3822

C

C

MP884 C5
MP893 F10

MP873 H4
MP875 F13
MP876 E2
MP877 E3
MP878 B13
MP879 B11
MP883 C4

+3.3V

33p

10K

3818

+5V_HF

16

MP851 E2
MP852 G2
MP853 G2
MP858 G8
MP859 E10
MP860 C2
MP872 C15

RN

only for digital out versions
(Quartz used)

3807

39K

2808

3834
D1 (CD10)

220p

2810

D2 (CD10)

2K2

15

12

+3.3V

2833

10K

220p

39K

2811

3808
100p

3833

2K2 3820

VCC

MP844 E9
MP845 F4
MP846 H2
MP847 H2
MP848 E2
MP849 E2
MP850 E2

MP837 D4
MP838 G6
MP839 G6
MP840 E6
MP841 F6
MP842 H6
MP843 G7

MP820 F8
MP821 C15
MP827 B10
MP828 G11
MP829 A3
MP831 A4
MP836 D3

to 7805 on part 2

D3 (CD10)

2K2 3821

B

MP813 B3
MP814 G2
MP815 B3
MP816 A3
MP817 A3
MP818 C4
MP819 F10

MP743 D2
MP744 C2
MP745 E2
MP800 E2
MP802 B15
MP809 D10
MP812 G2

10

D4 (CD10)

B

E

MP713 C9
MP715 D9
MP716 B9
MP717 A9
MP729 B9
MP730 C9
MP731 B13

7803-B D5
7806 G3
7807 H3
7808 F7
7809 G8
7810 F9
7877 D12

LP

A

+5V_HF

7

3895 G12
3896 E9
3900 F9
3901 D4
3904 G10
7802 D3
7803-A B5

3863 G13
3867 A11
3870 E2
3873 D14
3889 D15
3892 E15
3894 E9

R1 (CD10)

C

B

3846 F5
3847 F5
3849 H5
3850 H5
3852 H5
3853 E9
3862 A10

3839 H6
3840 G5
3841 G5
3842 E6
3843 E5
3844 E5
3845 F6

3828 G11
3832 C15
3833 A8
3834 B8
3835 F5
3837 G7
3838 H7

LN

D

part 1

3819 D14
3820 C3
3821 B3
3822 B3
3825 F9
3826 F9
3827 E10

R2 (CD10)

F

A

3807 B9
3808 A9
3811 C8
3812 H4
3813 E2
3815 C4
3818 B3

6

E

3CDC-LLC
mainboard

3800 D8
3801 D8
3802 C8
3803 C8
3804 C14
3805 B8
3806 C8

2807

2

2888 C4
2891 F4
2894 F8
2895 G12
2896 H12
2897 H12
3701 D3

180p

1

2826 G12
2828 G13
2833 B10
2834 B10
2835 H7
2836 E10
2837 H4

2815

2818 B11
2819 E5
2820 D4
2822 F9
2823 F10
2824 F10
2825 E9

180p

2811 A9
2812 D5
2813 F7
2814 F7
2815 B8
2816 B12
2817 F7

2804 D4
2805 C8
2806 B8
2807 B8
2808 B9
2809 H4
2810 A8

1800 F1
1801 G1
1810 B10
2800 D8
2801 D8
2802 C8
2803 C8

10-7

6

7

8

9

10

11

12

13

14

15

10-8

10-8

Mapping

3CDC-LLC Copperside view

This assembly drawing shows a summary
of all possible versions.
For components used in a specific version
see schematic diagram respectively partslist.
3CDC-LlC Layout stage .3 2001-07-25

2800
2801
2802
2803
2805
2806
2807
2808
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2822
2823
2824
2825
2829
2830
2831
2832
2833
2834
2835
2836
2840
2841
2842
2844
2850
2852
2853
2854
2855
2856
2857
2862
2863
2864
2865
2867
2869
2872
2877
2878
2882
2887
2891
2893
2894
2895
2896
2897
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3723
3724
3725
3730
3731
3732
3733
3734
3740

E3
D4
E4
D4
D4
D4
E4
D4
E4
D4
G3
F3
F2
E4
C3
F3
C4
F2
F3
E3
E3
E3
E3
H3
C4
B3
C4
C4
D4
E2
D4
D1
E2
F2
E2
C3
C2
D2
D2
E4
C3
E2
C4
C4
D2
B3
B4
F4
G2
H1
H1
B3
C4
G2
H1
F2
E3
C3
C2
D2
G4
G4
G4
F3
C2
C1
C2
C2
C3
F4
C2
A3
G3
G2
G2
D2
D2
C2
F3
E2
E2
F2
F2
E2
C3
C2
C2
C2
D2
C4

Copperside
3741 C4
3742 C4
3743 C3
3744 B4
3746 B3
3750 B4
3751 B4
3752 C4
3753 C4
3789 F2
3790 F3
3791 F2
3792 F3
3793 F3
3794 F3
3795 E2
3796 F2
3798 E4
3799 E4
3800 E3
3801 E4
3802 F4
3803 D4
3804 C3
3805 D4
3806 D4
3807 D4
3808 D4
3809 D2
3811 F4
3813 F4
3814 D4
3818 F3
3819 C3
3820 F3
3821 F3
3822 F3
3825 E3
3826 E3
3827 D4
3828 D2
3831 C2
3832 C3
3833 F4
3834 F4
3837 D2
3838 D2
3839 E2
3840 E3
3841 D2
3842 D2
3843 E2
3844 F2
3845 D2
3846 E2
3847 G2
3849 E2
3850 E1
3853 E4
3858 B5
3859 B5
3860 B4
3861 C4
3862 C4
3863 D2
3864 C4
3865 B4
3866 B5
3867 C4
3868 B5
3869 B5
3870 F4
3871 H1
3872 B3
3873 C3
3874 B3
3875 C2
3876 C2
3877 H1
3878 A5
3879 H3
3880 G3
3881 G2
3882 H2
3883 H3
3884 H3
3885 H3
3886 H2
3887 G2
3888 H1

3889
3890
3891
3892
3893
3894
3895
3896
3898
3899
3900
3901
3904
3905
4800
4801
4802
4803
4804
4805
4806
4807
4808
4811
4812
4814
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4828
4829
4830
4831
4832
4833
4834
4835
4838
4840
4841
4842
4844
4845
4846
4847
4848
4850
4876
6871
6872
6873
6874
6875
6876
6877
6878
6879
7802
7803
7805
7808
7809
7810
7812
7873
7874
7875
7876
7877

C2
H2
H2
C2
G2
E4
E3
E4
G2
D5
E3
F3
E3
B3
A5
A4
A4
B2
A5
A5
A5
A5
B4
B4
B4
D3
A3
A3
A3
C4
B2
C5
A4
C5
B3
C3
C2
B2
E2
H4
D2
E3
E4
F4
E4
F4
G2
E3
E4
F4
F3
F4
F4
G3
C5
H1
H2
H2
G3
G2
C5
C4
H2
C2
F4
F2
B4
F3
F3
E2
G3
H2
C2
D4
C2
D3

Componentside
1800 F2
1801 C5
1805 A2
1810 C2
1875 H1
1878 B3
1880 B5
1881 G1
2804 F3
2809 E4
2826 D3
2828 D4
2837 E5
2838 F2
2839 E5
2851 C2
2858 B2
2860 B1
2861 B1
2873 H2
2875 G3
2876 B2
2881 G3
2885 D2
2888 F4
3812 F4
3815 G3
3835 F5
3851 G2
3852 E5
5802 B4
7806 F5
7807 D5
7871 H3

3CDC-LLC Componentside view

This assembly drawing shows a summary
of all possible versions.
For components used in a specific version
see schematic diagram respectively partslist.
3CDC-LLC Layout stage .3 2001-07-25

10-9

1

2877 F11
2878 F11
2881 F8
2882 B10
2893 F12
3700 H2

3713 G8
3714 F8
3715 G8
3716 B3
3717 B3
3718 G3

3705 G4
3706 G4
3707 G4
3708 H4
3711 G5
3712 B4

2

3741 A7
3742 B7
3743 B7
3744 A9
3746 B10
3750 B7

3730 G2
3731 G2
3732 G2
3733 G2
3734 H2
3740 A7

3

4

3874 C13
3875 C12
3876 C11
3877 F12
3878 E12
3879 D7

3865 A10
3866 A10
3868 B10
3869 B10
3871 F12
3872 C13

3851 D7
3858 A11
3859 B11
3860 B7
3861 B8
3864 A7

3751 C7
3752 A6
3753 A6
3809 B2
3814 D12
3831 G4

5

6

7

8

3864

10

MP888 G5
MP889 G5
MP890 B3
MP891 B5
MP892 B5
MP897 E13

13

MP898 E13
MP899 E14

14

15

2

4

4.9V 9

3887

47K

D

SDA

100K

3876

1881

1880

BAS216
6871

DRIVE UP/
DOWN

TRAY POS

BAS216

100R

BZX284-C3V9

D

+4V

13

to combi- board

14

+5V

7

1805
19 15

5V(5.6V)
+5.6V

6

0V

3874 # 10K

#
3872 10K

220p

10K

2862

3861

220p

10K

2863

3860

1K

3882

47K

DRAWER-MOTOR

BAS216
6872

BC847B
4.1V 3899

6877

12

4876
6876 #

5.6V version only

270R

22n

DIPMATE

+3.3V

11

0V

BAS216
6878

100K
3886

8003

6873

3881

8

1

DIPMATE

100K

4.2V 3814
7875
33R
3.3V

18 14
GNDA

5
4 0V

1

D

+10V

5.2V

16 12

2

15 11

5.2V
3
STB
EN1
SRG8

BAS216

14 10
13 9

1
15

5.2V
3891

16

3890

12 8

1K

11 7

1K

F
220R

SUB

7877

EXCK
2 SBSO

3733 470R

3 SCOR

SBSY

on

3734 470R
470R
11MHz
2852

7.35KHz

H

GND

7 3

10K

10K
3888

10K
3871

3877

8 4
220p

220p
2893

2877

47p
2878

10K

3714

4u7

to 7877 on part 1 PORE

7812
BC847B

Output enable
delay circuitry

4

47n

0V

CRC
CHECK

COAX1
from digital-out circuitry
COAX2

2
EBUGND

2

1

SW2 10

TEST

8

3

22 GNDA

4

5

6

7

8

9

10

11

12

13

20 +5V(+5.6V)
19 GND
18 +10V
17 SW_INFO
16 SHR_STR
15 SHR_CL

F

14 SICL
13 DATA
12 SILD
11 GND
10 PORE
9

GND

8

COAX1/+3V

7

COAX2/EBU

6

EBU_GND

5

GND

4

SRDT

3

DQSY

2

uP_CLK

1

GND

G

H

. . . V DC voltages measured in
PLAY MODE
with following conditions:
EVM
"+10V" = 10V
"+5V" = 5V

14

E

21 RIGHT

FE-ST-VK-N

V

1

3

SW1 9
TIMING & SYNC
PROTECTION

6 2
5 1

2872

22K

470R

5.2V

100K

2881
3713

6875

BZX284-C 5V1

3831

100R

9 5

CPU
3707 470R
INTERF SRDT 12

6 XMODE
7

SRDT

5.2V

SCLK 11 3708 470R

5 MCK

47n

3700
CL11

32 x 8
2 PORT
RAM

4 WFCK

SFSY

part1

4V
14
VDD
DQSY 13 3706 470R

1

TOC-reading

3715

10K

3732 470R

only during

SCLK

6874

3731

7876
LC89170M

3.3ms

4V

BAS216

RCK

to

33K

3730

G

DQSY

3711 10K

3705

4K7

BZX284-C3V9

220R

6879

3718

22n

2853

CD-Text circuitry (optional)

4V

10 6
3893

3898

CD-TEXT INFO
+5.6V

17 13

23 LEFT

BASIC VERSION
(15 Pin)

1

D

0V

voltage stab.
10K

DIG. OUT
(19 Pin)

2

7 5.1V

0V

3879

3875
+3.3V

CD-TEXT
(23 Pin)

-

0V

changer control
logic

C

3V-5V log. Level
Transformer
BC847B

10K

10

0V

3R3

D

6 5.1V
+

3

2

D

5 10V

7873

9

0V
+10V

220R

VDD

4

7874

SDA

3878

3

3883 10K
3851

11

4.9V 12

FE-ST-VK-N

2 5.1V

8
10

15

4.9V 13
OUT1-

1878

1877

GNDA

GNDA

GNDA

47K

FE-ST-VK-N

1883 POS rec

D

10K

3K9

5

3884

4

1

+

47u

2

3
14

3880

3

2829

2

3

1 5.1V

2873

M

RF-500TB

4

-

10u

POS1 rec

1

2875

8002

5

SICL
SILD

D

3885
4.9V 16

GNDA

B

+3.3V

3.2V

0V

7871
TDA7073A

1875

to/from 7877 on part 1

47n
220u

3716

2830

GNDA

1876

10u

GNDA

COAX2
to 1805

(not for 75Ω Versions)

digital out circuitry

C

3750

10R

1K
2876

3712

1R

100R

GNDA

3751

3717

7805-A
TDA1308T
1
2.3V

47K

3742

8

3

2V

470R

3809

3868

2861

3858

3744

22K

COAX1

22n

470R

10u

10K

2867

2V

2865

from
7877
DOBM
on
part1

100R

GNDA

3743

RN

2860

3859

6
8

3865

HEF4094BT

1

RP

22K

M

12

10K

to 1805

220p

10R

B

RF-500TB

MP871 D6
MP874 D12
MP881 G2
MP882 G2
MP886 G3
MP887 H5

GNDA

3746

COAX2

4

2882

3712

2

470R

22p

3716

2864

47n

5802
920927152B
4

2.3V

6

2V

100p

10R

3

22K

2831

2854

3740

LN

4811

3809

7

E

MP863 C11
MP865 D11
MP866 E8
MP867 E8
MP868 F8
MP869 C12

A

220p

22K
FROM 7877 ON PART 1

from
7877
DOBM
on
part1

1882

MP832 G9
MP833 F14
MP835 F14
MP854 A13
MP856 E14
MP857 B13

11

7805-B
8
TDA1308T
7

5
100p

part 2

digital out circuitry - 75Ω version (not on all versions)

D

MP811 F14
MP822 E3
MP823 E3
MP824 D4
MP825 D4
MP830 A7

GNDA
2V

3741

LP

CAROUSEL-MOTOR

MP804 G14
MP805 F13
MP806 F13
MP807 F14
MP808 F13
MP810 F13

4.5V

100R

2832

A

9

220u

+5.6V

3CDC-LLC
mainboard

MP726 D8
MP740 H14
MP741 G14
MP742 G14
MP801 E12
MP803 F10

7876 G3
MP721 C8
MP722 E8
MP723 D8
MP724 D8
MP725 D8

7805-B A8
7812 G8
7871 C5
7873 D10
7874 C12
7875 D12

6875 F7
6876 D13
6877 D12
6878 E8
6879 G4
7805-A B9

4876 D13
5802 B4
6871 F8
6872 E8
6873 E8
6874 G7

3898 F7
3899 D12
3905 C5
4803 B4
4811 A7
4812 B7

3886 E7
3887 D6
3888 F12
3890 F11
3891 F11
3893 F11

3880 E6
3881 E7
3882 D7
3883 D6
3884 D6
3885 D6

2858

2865 C4
2867 A8
2872 G10
2873 D6
2875 E6
2876 C7

2858 A9
2860 A11
2861 B11
2862 B8
2863 B8
2864 B3

2830 C9
2831 B9
2832 A8
2852 H2
2853 G4
2854 B3

1805 E15
1875 D2
1878 E2
1880 F8
1881 E8
2829 D6

10-9

15

10-10

10-10

EXPLODED VIEW (3CDC-LC MODULE)
54

49

34 4x
31
45 5x

MECHANICAL PARTS Loader → this page
–––––––––––––––––––––––––––––––––––––––––––––––––––––
20
3103 304 66500 DRAWER
21
3140 114 29070 PRESSURE RING-DA11
23
3140 111 21270 METAL RING-DA11
30
3103 304 66560 SUPPORT
31
4822 529 10386 RUBBER DAMPER CD DRIVE, REAR

46
47
48
49
51

3103 304 06880
3103 304 66530
3103 304 06910
3103 304 66510
3103 304 06900

GEAR-2
BRACKET-LOAD
CAM
GUIDING
GEAR-4

52
53
54
55
56

3103 304 06870
3103 304 06960
3103 304 66910
4822 361 10753
4822 502 12548

GEAR-1
PULLEY-FRAME
DRIVING-BELT-DRAWER
TRAY MOTOR
SCREW M2,6X3,5

57
59

3103 304 69880
4822 466 12146

COVER-DA11
RUBBER

35
43

47

42
59
30

41
23

Pos. 53

FRAME
BRACKET-GUIDING
SPRING-GUIDING
GEAR-3
NAIL FIXATION

32

48

56 2x

Pos. 52

3103 304 66480
3103 304 66540
3103 301 06460
3103 304 06890
3103 304 06980

32

51

Pos. 51

41
42
43
44
45

52

Pos. 49

RUBBER DAMPER CD DRIVE, FRONT
WASHER
CD DRIVE DA11T3CN
MOTOR MABUCHI RF-500TB-12560
CAROUSEL MOTOR

31

44

Pos. 57

4822 529 10387
3103 304 06970
3103 309 05310
3104 119 40010
4822 361 10753

53

Pos. 42

32
33
35
36
37

46

33 4x

Pos. 43

Pos. 44

Pos. 47

Pos. 48

21

55

MECHANICAL PARTS Drawer → Chapter 10-11
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
20
3103 304 66500 DRAWER
21
3103 304 66490 CAROUSEL
22
3103 304 06860 PULLEY-DRAWER
23
3103 304 06850 ECCENTRIC GEAR WHEEL
24
3103 304 06980 NAIL FIXATION
25
27
27
29
30

3103 304 66850
4822 532 12365
3103 304 07100
3103 304 66550
3103 304 66520

DRIVING BELT CAROUSEL
BUSH DRAWER (height=5,5mm,d=9,4mm)
BUSH DRAWER (height=8,5mm,d=16mm)
BRACKET-DISC
TUMBLER

31
32
34
37

3103 301 06470
3103 304 06920
3103 304 06870
4822 361 10753

SPRING-DISC
CONTROL-DISC
GEAR-1
CARROUSEL MOTOR

20

X

spare part

Y

non spare part

57
58
3CDC-LC-DA11 Exploded view 2000 09 07

10-11

Drawer bottom view
24 3x
30
31
29

36
33

34
32
37
35

20

Drawer top view
28
27
26

21

25
24
22

23

20

X

spare part

Y

non spare part
3CDC-LC Drawer assy 1999 09 13

10-12
ELECTRICAL
PARTSLIST 3CDC-LLC-DA11 MODULE
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
CAPACITORS
MISCELLANEOUS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
–––––––––––––––––––––––––––––––––––––––––––––––––––––
2861
4822 124 11947
10µF 20%
16V
35
3103 309 05310 CD DRIVE DA11T3CN
2862 © 4822 126 13883
220pF
5%
50V
37
4822 361 10753 CAROUSEL MOTOR
2863 © 4822 126 13883
220pF
5%
50V
55
4822 361 10753 TRAY MOTOR
2865 © 4822 126 14494
22nF 10%
25V
1800
2422 025 17389 FLEX FOIL CONNECTOR 16Pin
2867 © 4822 126 13883
220pF
5%
50V
1805
4822 265 10979 FLEX FOIL CONNECTOR 15Pin
1805
1875
1876
1880
1881

4822 265 11545
4822 267 10958
2422 025 08332
4822 276 13503
4822 276 13503

FLEX FOIL CONNECTOR 19Pin
FLEX FOIL CONNECTOR 5Pin
FLEX FOIL CONNECTOR 5Pin
SWITCH, Tray switch
SWITCH, Drive UP/DOWN

2872 ©
2873
2875
2876
2877 ©

3198 024 44730
4822 124 80231
4822 124 11947
4822 124 12245
4822 122 33777

47nF
47µF
10µF
220µF
47pF

5%
20%
20%
20%
5%

50V
16V
16V
16V
63V

1882
1883
8002
8005

4822 276 13503
4822 276 13503
3103 308 91990
3103 308 92930

SWITCH, CD Pos.1 recognized
SWITCH, valid CD Play position
FLEX FOIL CABLE 5P 200mm 1:n
FLEX FOIL CABLE 16P 170mm 1:n

2878 ©
2881
2882 ©
2885
2887 ©

4822 126 13883
4822 124 40769
4822 126 13883
4822 124 40769
4822 126 14585

220pF
4,7µF
220pF
4,7µF
100nF

5%
20%
5%
20%
10%

50V
100V
50V
100V
50V

2888
2891 ©
2893 ©
2894 ©
2895 ©

4822 124 80231
4822 126 14247
4822 122 33575
3198 017 44740
4822 126 14305

47µF
1,5nF
220pF
470nF
100nF

20%
10%
5%
20%
10%

16V
50V
50V
10V
16V

2896 © 4822 126 14305
2897 © 4822 126 14305

100nF
100nF

10%
10%

16V
16V

CAPACITORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
2800 © 4822 126 10326
180pF
5%
2801 © 4822 126 13883
220pF
5%
50V
2802 © 4822 126 10326
180pF
5%
2803 © 4822 126 13883
220pF
5%
50V
2804
4822 124 41751
47µF 20%
16V
2805 ©
2806 ©
2807 ©
2808 ©
2809

4822 126 13883
4822 126 13883
4822 126 10326
4822 126 13883
4822 124 40746

220pF
220pF
180pF
220pF
0,22µF

5%
5%
5%
5%
20%

50V
50V

2810 ©
2811 ©
2812 ©
2813 ©
2814 ©

5322 122 32531
4822 126 13883
2222 867 15339
4822 126 14226
2238 780 59861

100pF
220pF
33pF
82pF
680nF

5%
5%
5%
10%

50V
50V
50V
50V
16V

2815 ©
2816 ©
2817 ©
2818 ©
2819 ©

4822 126 10326
4822 126 14247
4822 126 14249
4822 126 13344
5322 126 11578

180pF
1,5nF
560pF
1,5nF
1nF

5%
10%
10%
5%
10%

50V
50V
63V
63V

2820 ©
2822 ©
2823 ©
2824 ©
2825 ©

4822 126 14305
4822 122 33127
4822 122 33777
4822 126 13751
5322 126 11582

100nF
2,2nF
47pF
47nF
6,8nF

10%
10%
5%
10%
10%

16V
63V
63V
50V
63V

2826
2828
2829 ©
2830 ©
2831 ©

4822 124 12362
4822 124 12362
3198 017 42230
4822 126 13751
4822 122 31765

47µF
47µF
22nF
47nF
100pF

20%
20%
10%
10%
5%

4V
4V
50V
50V
50V

2832 ©
2835 ©
2836 ©
2837
2838

4822 122 31765
3198 024 44730
3198 024 44730
4822 124 40433
4822 124 40248

100pF
47nF
47nF
47µF
10µF

5%
5%
5%
20%
20%

50V
50V
50V
25V
63V

2839
2840 ©
2841 ©
2842 ©
2844 ©

4822 124 40433
4822 126 14585
5322 126 10511
4822 126 14247
3198 016 31020

47µF
100nF
1nF
1,5nF
1nF

20%
10%
5%
10%
5%

25V
50V
50V
50V
25V

2850 ©
2851
2855 ©
2856 ©
2857 ©

5322 126 11578
4822 124 42383
4822 126 10326
4822 126 13691
5322 126 11583

1nF
220µF
180pF
27pF
10nF

10%
20%
5%
1%
10%

63V
4V
63V
63V

2858
2860

4822 124 12245
4822 124 11947

220µF
10µF

20%
20%

16V
16V

50V
63V

RESISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
3701 © 4822 051 20479
47Ω
5%
0,1W
3702 © 4822 051 20479
47Ω
5%
0,1W
3703 © 4822 051 20479
47Ω
5%
0,1W
3704 © 4822 117 12917
1Ω
5% 0,06W
3710 © 4822 117 11148
56kΩ
1%
0,1W
3712 ©
3713 ©
3714 ©
3715 ©
3716 ©

4822 051 30109
4822 051 30223
4822 051 30103
4822 117 13632
4822 051 30471

10Ω
22kΩ
10kΩ
100kΩ
470Ω

5%
5%
5%
1%
5%

0,06W
0,06W
0,06W
0,06W
0,06W

3717 ©
3719 ©
3720 ©
3721 ©
3723 ©

4822 117 12917
4822 051 30102
4822 051 20474
4822 051 20393
4822 051 30272

1Ω
1kΩ
470kΩ
39kΩ
2,7kΩ

5%
5%
5%
5%
5%

0,06W
0,06W
0,1W
0,1W
0,06W

3724 ©
3725 ©
3730 ©
3740 ©
3741 ©

4822 117 12902
4822 051 30184
4822 051 20333
4822 051 20223
4822 051 20223

8,2kΩ
180kΩ
33kΩ
22kΩ
22kΩ

1%
5%
5%
5%
5%

0,06W
0,06W
0,1W
0,1W
0,1W

3742 ©
3743 ©
3744 ©
3746 ©
3750 ©

4822 051 20223
4822 051 20223
4822 051 30103
4822 051 30103
4822 051 30102

22kΩ
22kΩ
10kΩ
10kΩ
1kΩ

5%
5%
5%
5%
5%

0,1W
0,1W
0,06W
0,06W
0,06W

3751 ©
3789 ©
3790 ©
3791 ©
3792 ©

4822 051 30102
4822 051 30471
4822 051 30561
4822 051 30152
4822 051 30332

1kΩ
470Ω
560Ω
1,5kΩ
3,3kΩ

5%
5%
5%
5%
5%

0,06W
0,06W
0,06W
0,06W
0,06W

3793 ©
3794 ©
3795 ©
3796 ©
3798 ©

4822 117 12968
4822 117 12968
4822 051 30222
4822 051 30332
4822 051 30102

820Ω
820Ω
2,2kΩ
3,3kΩ
1kΩ

5%
5%
5%
5%
5%

0,06W
0,06W
0,06W
0,06W
0,06W

3799 ©
3800 ©
3801 ©
3802 ©

4822 051 30102
4822 117 11148
4822 051 30103
4822 117 11148

1kΩ
56kΩ
10kΩ
56kΩ

5%
1%
5%
1%

0,06W
0,1W
0,06W
0,1W

10-13
ELECTRICAL
PARTSLIST 3CDC-LLC-DA11 MODULE
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
RESISTORS
RESISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
–––––––––––––––––––––––––––––––––––––––––––––––––––––
3803 © 4822 117 10833
10kΩ
1%
0,1W
3883 © 4822 117 10833
10kΩ
1%
0,1W
3804 © 4822 051 30103
10kΩ
5% 0,06W
3884 © 4822 051 30271
270Ω
5% 0,06W
3805 © 4822 051 30103
10kΩ
5% 0,06W
3885 © 4822 117 10833
10kΩ
1%
0,1W
3806 © 4822 051 30103
10kΩ
5% 0,06W
3886 © 4822 117 12925
47kΩ
1% 0,06W
3807 © 4822 051 30103
10kΩ
5% 0,06W
3887 © 4822 051 30221
220Ω
5% 0,06W
3808 ©
3809 ©
3811 ©
3812
3813 ©

4822 051 30103
4822 051 20471
4822 117 11148
4822 053 10228
4822 117 13608

10kΩ
470Ω
56kΩ
2,2Ω
4,7Ω

5%
5%
1%
5%
5%

0,06W
0,1W
0,1W
1W
0,06W

3888 ©
3889 ©
3890 ©
3891 ©
3892 ©

4822 117 10833
4822 051 20471
4822 051 30102
4822 051 30102
4822 051 20471

10kΩ
470Ω
1kΩ
1kΩ
470Ω

1%
5%
5%
5%
5%

0,1W
0,1W
0,06W
0,06W
0,1W

3814 ©
3815
3818 ©
3819 ©
3820 ©

4822 051 30339
4822 052 10478
4822 051 30222
4822 051 20471
4822 051 30222

33Ω
4,7Ω
2,2kΩ
470Ω
2,2kΩ

5%
5%
5%
5%
5%

0,06W
NFR
0,06W
0,1W
0,06W

3893 ©
3894 ©
3895 ©
3898 ©
3899 ©

4822 051 30471
4822 051 30101
4822 117 12971
4822 051 30221
4822 051 30101

470Ω
100Ω
15Ω
220Ω
100Ω

5%
5%
5%
5%
5%

0,06W
0,06W
0,06W
0,06W
0,06W

3821 ©
3822 ©
3825 ©
3826 ©
3827 ©

4822 051 30222
4822 051 30222
4822 051 10102
4822 051 30223
4822 051 20273

2,2kΩ
2,2kΩ
1kΩ
22kΩ
27kΩ

5%
5%
2%
5%
5%

0,06W
0,06W
0,25W
0,06W
0,1W

3900 ©
3901 ©
3904 ©
4800 ©
4801 ©

4822 117 12955
4822 117 10833
4822 117 13632
4822 051 20008
4822 051 20008

2,7kΩ
1%
0,1W
10kΩ
1%
0,1W
100kΩ
1% 0,06W
CHIP JUMPER 0805
CHIP JUMPER 0805

3828 ©
3831 ©
3832 ©
3833 ©
3834 ©

4822 051 20223
4822 051 30101
4822 051 30103
4822 051 20393
4822 051 20393

22kΩ
100Ω
10kΩ
39kΩ
39kΩ

5%
5%
5%
5%
5%

0,1W
0,06W
0,06W
0,1W
0,1W

4802 ©
4803 ©
4804 ©
4805 ©
4806 ©

4822 051 20008
4822 051 30008
4822 051 20008
4822 051 30008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0603
CHIP JUMPER 0805
CHIP JUMPER 0603
CHIP JUMPER 0805

3835
3837 ©
3838 ©
3839 ©
3840 ©

4822 052 10478
4822 051 10102
4822 051 30102
4822 051 20124
4822 051 30124

4,7Ω
1kΩ
1kΩ
120kΩ
120kΩ

5%
2%
5%
5%
5%

NFR
0,25W
0,06W
0,1W
0,06W

4807 ©
4808 ©
4811 ©
4814 ©
4817 ©

4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805

3841 ©
3842 ©
3843 ©
3844 ©
3845 ©

4822 117 10833
4822 117 10833
4822 117 10834
4822 051 30332
4822 117 10833

10kΩ
10kΩ
47kΩ
3,3kΩ
10kΩ

1%
1%
1%
5%
1%

0,1W
0,1W
0,1W
0,06W
0,1W

4818 ©
4819 ©
4820 ©
4821 ©
4822 ©

4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805

3846 ©
3847 ©
3849 ©
3850 ©
3851

4822 117 10834
4822 051 30472
4822 051 20334
4822 051 30103
4822 052 10338

47kΩ
4,7kΩ
330kΩ
10kΩ
3,3Ω

1%
5%
5%
5%

0,1W
0,06W
0,1W
0,06W
NFR25

4823 ©
4824 ©
4825 ©
4826 ©
4828 ©

4822 051 20008
4822 051 30008
4822 051 30008
4822 051 20008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0603
CHIP JUMPER 0603
CHIP JUMPER 0805
CHIP JUMPER 0805

3852
3853 ©
3858 ©
3859 ©
3860 ©

4822 052 10228
4822 051 20471
4822 117 12925
4822 117 10834
4822 117 10833

2,2Ω
470Ω
47kΩ
47kΩ
10kΩ

5%
5%
1%
1%
1%

0,33W
0,1W
0,06W
0,1W
0,1W

4829 ©
4830 ©
4831 ©
4832 ©
4833 ©

4822 051 20008
4822 051 20008
4822 051 20008
4822 051 30008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0603
CHIP JUMPER 0805

3861 ©
3862 ©
3863 ©
3864 ©
3865 ©

4822 051 30103
4822 051 20121
4822 117 11373
4822 117 11373
4822 051 30101

10kΩ
120Ω
100Ω
100Ω
100Ω

5%
5%
1%
1%
5%

0,06W
0,1W
0,1W
0,1W
0,06W

4834 ©
4835 ©
4838 ©
4840 ©
4841 ©

4822 051 20008
4822 051 20008
4822 051 30008
4822 051 20008
4822 051 30008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0603
CHIP JUMPER 0805
CHIP JUMPER 0603

3867 ©
3868 ©
3870 ©
3871 ©
3873 ©

4822 051 30121
4822 051 30101
4822 051 20472
4822 051 30103
4822 051 20471

120Ω
100Ω
4,7kΩ
10kΩ
470Ω

5%
5%
5%
5%
5%

0,06W
0,06W
0,1W
0,06W
0,1W

4842 ©
4844 ©
4845 ©
4846 ©
4847 ©

4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008
4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805

3875 ©
3876 ©
3877 ©
3878 ©
3879 ©

4822 051 30103
4822 117 13632
4822 051 30103
4822 051 30103
4822 117 10837

10kΩ
100kΩ
10kΩ
10kΩ
100kΩ

5%
1%
5%
5%
1%

0,06W
0,06W
0,06W
0,06W
0,1W

4848 © 4822 051 20008
4850 © 4822 051 20008
4876 © 4822 051 20008

CHIP JUMPER 0805
CHIP JUMPER 0805
CHIP JUMPER 0805

3880 © 4822 051 30392
3881 © 4822 117 13632
3882 © 4822 117 12925

3,9kΩ
100kΩ
47kΩ

5%
1%
1%

0,06W
0,06W
0,06W

10-14
ELECTRICAL
PARTSLIST 3CDC-LLC-DA11 MODULE
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
COILS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
1810
4822 242 73557 CERAMIC RES. 8,46MHz
DIODES
–––––––––––––––––––––––––––––––––––––––––––––––––––––
6871 © 4822 130 11397 BAS316
6872 © 4822 130 11397 BAS316
6873 © 4822 130 11397 BAS316
6874 © 4822 130 11397 BAS316
6875 © 9340 548 52115 BZX284-C5V1
6877 © 9322 129 34685
6878 © 4822 130 11397
6879 © 9322 129 34685

BZX284-C3V9
BAS316
BZX284-C3V9

TRANSISTORS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
7802 © 5322 130 60123 BC807-40
7808 © 4822 130 60511 BC847B
7809 © 4822 130 60511 BC847B
7810 © 4822 130 60511 BC847B
7812 © 4822 130 60511 BC847B
7874 © 4822 130 60511
7875 © 4822 130 60511

BC847B
BC847B

INTEGRATED CIRCUITS
–––––––––––––––––––––––––––––––––––––––––––––––––––––
7803 © 5322 209 82941 LM358D, Dual Opamp
7805 © 4822 209 33165 TDA1308T/N1
7806
4822 209 32852 TDA7073A/N2
7807
4822 209 32852 TDA7073A/N2
7871
4822 209 32852 TDA7073A/N2
7873 © 5322 209 11306
7877 © 9352 641 80557

HEF4094BT, SHIFT REGISTER
SAA7324H/M2B,“CD10“ SIGN.PROC.

11-1

11-1

WIRING DIAGRAM

TO MATRIX SURR

>

(For MTRX sets only)

1

1260 1261
1259
FFC-BD 11P 12P 13P
1
1
1
AF_LEFT
GND_pa
AF_RIGHT
NTC
LPC
PD
CLIP
AMP-ON
-Vkk
F1
F2
AMP_CS_DC

8240

1913 1912
1251 1250
DM 9P DM 6P
EH-B 6P EH-B 9P
1
1
1
1
A1
A1
B1
B1
8906
GND_D
GND_D
1251 - 1912
GND_D
GND_D
B2
B2
A2
A2
8909
+D
+D
1250 - 1913
GND
GND
+D2
+D2

VCD_ON or CDR_ON

1300
EH-B 2P

+

-

1

1

+11V_CDR
GND_M
GND_D
GND_D
+5V_CDR
+5V_CDR

1262 1263
EH-B 7P EH-B 8P
1
1
LPS
+11V_A
GND_A
+11V_M
GND_M
+5V6
GND_D
5V_VCD

1264
EH-B 6P

Wiring diagram ................................................................ 11-1

>

TO AF BOARD

TABLE OF CONTENTS

heatsink

L/R+SUP

1252
FFC-BD 7P
1
-Vkk
F1
F2
PD
NTC
LSTBY
LPS

1203

1914
FFC-BD 7P
1
-Vkk
F1
F2
PD
NTC
LSTBY
LPS

1901
8901_B

8901_A

N

8902_B

8902_A

L

MAINS
1911
DM 6P
1
A1
B1
GND_D
GND_D
B2
A2

>

TO AF BOARD

MMPWR 100W MODULE

1330
EH-B 3P
LS_L+
GND
LS_R+

L/R
SPEAKER CLICKFIT 1321

Mains Board - Component layout ................................... 11-2
Mains Socket - Layout and Circuit diagram ................... 11-2
Mains Board - Circuit diagram ........................................ 11-3
L/R Amp. & Supply Board - Component layout .............. 11-4

>

Electrical parts list ........................................................... 11-7

>

L/R Amp. & Supply Board - Circuit diagram (Part 1) ..... 11-5
L/R Amp. & Supply Board - Circuit diagram (Part 2) ..... 11-6

To CDR

FAN

To CS_DPL board

11-2

11-2

MAINS BOARD - COMPONENT VIEW

MAINS SOCKET - COMPONENT VIEW

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.

3139 113 3433 pt7 dd wk0139

MAINS SOCKET - CIRCUIT DIAGRAM
1901 B1
5900 A2

5901 A2
8901_A B2

8902_A A2
9901 A2

9902 B2

1

2

Note : Some values may varies, see respective parts list for correct value.

9901

A

A

For /22

4 5900 3

L
N

2
1

1
2
1 5901 2

8902_A

4

8901_A

1901
3
For /21

9902

B

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3433 pt7 dd wk0139

B

3139 118 53730...for 88330...3433 pt7 dd wk0139

1

2

11-3

11-3

MAINS BOARD - CIRCUIT DIAGRAM

1923 A6
1924 B6
1925 C6
1926 C6
2901 D2

2902 D3
2903 E3
2904 E3
2905 E3
2911 F2

2912 F3
2913 F3
2921 A7
2922 A7
2923 A8

1

2924 A8
2925 A8
2926 A8
2927 B8
2928 B9

2929 B9
2930 B9
2931 B9
2932 B9
2941 C6

2

3905 D4
3906 D4
3907 E2
3912 F3
3913 F3

2998 B8
3901 E1
3902 D1
3903 E2
3904 E2

2947 D7
2948 F4
2949 D7
2953 D10
2997 B8

2942 C7
2943 C8
2944 C8
2945 D7
2946 D7

3

3914 E5
3921 B6
3922 B7
3923 B8
3941 D8

4

3942 E7
3951 C8
3952 D9
3953 D9
3954 D10

3955 F1
5902 B1
5903 D1
5905 B3
5906 A1

5

6900 D3
6901 D2
6902 D2
6903 D3
6904 D3

6905 E1
6906 E2
6907 E4
6908 D4
6909 E4

6910 C3
6911 C3
6915 F2
6916 F4
6917 E6

6

6918 E6
6921 A7
6922 A8
6923 C6
6924 C6

6925 C7
6926 C7
6927 C7
6928 C7
6930 F1

7

6955 D10
6956 D6
7901 D4
7902 E4
7911 F3

7912 D5
7951 C9
7952 C10
8230 F8
8901_B B1

8

8902_B B1
9900 E4
9903 A1
9904 B1
9907 D1

9908 D2
9910 D4
9921 A6
9922 A6
9923 B6

9

* : PROVISION

5

T5A
1924

5004

9904

*
gnd_s

9930
2925

47n

2926

47n

2924 47n

2923

4m7 /35V
2944
3m3 /35V
3951

47R

2943
100n

0R33

FTD bias
-VKK

-33V

6K8
-38V

390R
-33V

3953

3954

2953

*

GND_D

70W
3m3/50V

-

FE-BT-VK-N
1914

2927

3m3/50V
-

4m7/50V
4m7/50V
-

-Vkk

F2

70W
3K3
3K3
220R

others
6K8
6K8
390R

2948

7

4m7/50V
4m7/50V
3m3/50V
3m3/50V

gnd_s

LSTBY

GND

LPS

GND_D

*

LPC

lpc

relay

Mode

L

float

OFF

LSTB

Z

H

ON

DEMO, 12V OFF

H

H

ON

ON, 12V ON

gnd_s

gnd_s

3139 118 53730...for 88160...3433 pt7 dd wk0202

1

2

3

4

5

6

E

8230
NTC

6

2m2/16V

0V

PD

5

BZX79-C8V2

8.2V

3952
3953
3954

2998
2928
2929
2930
2931
2932

135W
-

2997

3

gnd_s

100W

To L/R + Sup

2

gnd_s

22u /50V

*

4m7/25V

2949

0R33

2947

3m3 /16V

2946

4m7/25V

*

D

gnd_s
gnd_s

B

3m3/50V

2931

6m8/50V
2932

3m3/50V

6m8 /50V
2930

2928

4m7/50V
2929

2998
33K

3m3/50V

3923

4m7/50V

2927
3m3/50V

2997
33K

3922

9927
2942

6925
1N5392

6927

1N5392

3941
1

4

6916

2913

100n

2912

100K

7 +D

-37V

6K8

F1

1u/50V

100u/10V

2911

6930

BZX79-C5V1

1N4148

6 A2

7952
BC327-40

GND

1N4003
6909

10K
7911
BC547B

3912

*

3942

1N4148 1N4148

6917
6918

10R
7.6V

3914

7902
BC547B

gnd_s

LPS

6m8/25V

2945

3906

2K2

3905

7912
BC547B

LPS

6915

5 B2

6

9 +D2

7951
BC327-40

3952

1.2V

BZX79-C8V2
6907

4K7

9900

2905

100u /25V

100u /50V

2904

15K for /22/37

47n

6904

1N4003
2902

2903

0V

3913

F

6926

6924
6956

7901
BC327-25 1N4003

/21 only

1K

*

-43V

9910

6900

1N4003

6903

1N4003
1N4003

gnd_s

3955

4 GND_D

5

GND

100u /25V

3904

1K

3903

1K

gnd_s

10K

3907

1N4148

6906

1N4148

6905

3901

10M

9908

E

6901

2901
47n
gnd_s

4

C

6908

5903
98TS-037A-5 1

6902

T200mA

D

1N4003

5910

100n

T1A6
1926

6923

5912

2941

1N4148

1N5392

1N4148

1N5392

6911

not in /21

T200mA
1904

A

3 GND_D

GND

1N4003

6910

120 OHM / 1W for /37
470 OHM / 1W for /22

OPTIONAL FOR
/22, /37

2 B1

3

GND_D
T2A5
1925

5911

9907
1903

4

5913

2

3902

2922

F2

5003

C

1 A1

NTC

6928

3

* 3921
5914

1N5392 1N5392

For /21
5902 3104 210 50950

5915

113V

1

F1

9926

14V

5005

5905
4

1913

2

2

*

1912

8 GND

9925
1R

5916

2

100n

100n

*

5918
5917

4 5902 3

1

2

1911

5006

6

2
3

240V

*
1

1

3
6922
GBU6D

1

DIPMATE

DIPMATE

9931

4

1

3

8902_B

N
8901_B

5007

*

4
6921
GBU6D

*

T5A
1923

9923

127V

1905
T6.3A UL
T5A IEC

L

5919

127V

4

5008

3

9924

SDKGA
1902

2921 100n

*

5920

1 5906 2

B

T5A
1922

9922

A

9921

5921

9903

To L/R + Sup

To C/S_DPL

T5A
1921

9931 B10

10

Note : Some values may varies, see respective parts list for correct value.

For /22
5906 2422 535 94821

9924 B6
9925 B6
9926 B7
9927 B7
9930 A10

BZX79-C33

1912 A10
1913 A10
1914 E7
1921 A6
1922 A6

6955

1902 A3
1903 D1
1904 D2
1905 B2
1911 A10

7

8

9

10

F

11-4

11-4

LEFT/RIGHT AMPLIFIER & SUPPLY BOARD - COMPONENT VIEW

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3434 pt4 dd wk0139

11-5

11-5

LEFT/RIGHT AMPLIFIER & SUPPLY BOARD - CIRCUIT DIAGRAM (PART 1)

1

3273

BC557B
7261

GND_M

100K

150R

+11V_M

3269

6256

6K8

1N4148

LPS

AMP_CS_DC

47K
3277

1N4148

6263

680R

3283

VCD sets only

10u /50V

2263

100n

EH-B
1263
1

LPS

47K

3284

3295

GND_A

4

+11V_M

5

GND_M

6

+5V6

7
To AF9

3285

4.5V

C

+11V_A

3

GND_D

8

56K

2262

CDR ON
or
To AF9 VCD_ON

5V

8K2

3280

13

EH-B
1262

D

5V_VCD
To AF9

GND
EH-B
1264

BD438
7264

1

VCD_ON

+11V_cdr

3

GND

GND

Heatsink thermal NTC

GND

5V_CDR

Fan Speed Control

VCD 5V

GND

To CDR

1322_A

8K2

To fan

gnd_f

3289

2

1N4148

1

BC327-25
7300

gnd_f

7265
BC547B

47u /16V

11.3V

2265

EH-B
1300

6264

BZX79-B5V6

1K

5K6

3303

6258

100u /25V

0V

3272

2300

0.6V

470R

7259
BC337-25

t

3265

5V_CDR

6

11.7V

NTC

2K7

3271

0V

1K

GND

1323_A

gnd_al gnd_ar

GND

GND

GND_D

GND_A GND_M gnd_f

: PROVISION

Note : Some values may varies, see respective parts list for correct value.

2

3

E

GND_D

5

4K7

3288

1K

3287

1K

3286

270R

3306

270R

1R

3305

3304

270R

3302

GND

11.3V

1

F2

12

B

GND_D

1N4148

*

F1

11

4

6257

7

10

GND_M

3300

6

GND 7263
BC547B

+5V6

3301

LSTBY

5V

+11V_M

3292

5

-Vkk

GND

GND

1K

3270

3268

GND

2K7

NTC

AMP_ON

9

2

15K

3263

1u /50V

2254
4

CLIP

8

2

39K

GND

FE-BT-VK-N
1252

PD

PD

GND

+5V6

CDR ONLY

3

LPC

CDR sets only

7256
BC547B

E

F2

3281

To AF9

A

+5V

LPS

GND

0.6V

0V

NTC

7

GND

*3282
3K9

6265
BZX79-C5V1

47K

7262
BC547B

NON-CDR

F

1N4148

6261

100n

10K

0V

1N4003

GND

2259

3264

1N4148

6253

100n

10u /50V
2258

5.7V

OUT

GND

0.6V 2

2257

3279

3

IN

6254

BZX55-B4V7
100R

6252
3262

10u /16V

47u /16V

100K
2255

3261

2256

1
2K2

3260

1

AF_right

4

6

To AF9

*

7257
L7805
13V

3

+5V6

GND

LPS

7255
BC547B

F1

GND

1K

2

3

*

9253

3259

2

GND

1N4148

+5V6

CDR ONLY

1

3274

3278

9251

NON CDR

9250

CDR ONLY

C

-Vkk

1N4148

NTC

NON CDR

470K

33K

* *6262
9252

22K

6260

SAT

GND_M

GND_M

GND_M

GND_M

GND_pa

5

3275

10K

0V

AF_left

2

0.6V

CDR only
+11V Reg

1

100u /10V

100K

GND

GND

FFC

1261

BZX79-C6V8

100K

2260

10n /16V

100K

0V

3402

1K
3401

3400

0.3V

7241
BC547B

5.7V

100K

7260
BC547B

FFC

1260

6259

0.3V
4.8V

FFC

1259
AMP_LR_DC

2261

+11V_cdr

B1 VCD_ON

2252
3n3

3276

680R

STP16NE06
7240

47u /25V

2251
3254

3253

470R

*

0V

D

9

5.7V

+5V6

3403

1280

BC547B
7252

7253
BC547B

0V

BZX79-B10

0R33
9960

12.8V

7251
BC547B

7254
BDW94C
3258

8

+5V6

9962

*

12.5V

T1A

T2.5A FOR CDR

*

470R

33K

9

+D2

B

*3290

12.9V

2K2
3252

8

BZX79-C15

10K

2253

BDX53BFP

27.5V

3251

GND

3257

180R

7250

6
7

7

+11V_M

11.8V

+D

6

100u /50V

5

A2

6250

120R

4

5

+11V_A

6251

GND_D

2250

3255

3

3256

GND_D

10u /50V

B1

2

2K2

1

4

B1

3250

A1

B2

3

EH-B
1251

EH-B
1250

A

2

3139 118 53720...for 88130...3434 pt4 dd wk0202

4

5

6

7

8

9

F

1250 A1
1251 A1
1252 F1
1259 A9
1260 A9
1261 A9
1262 C9
1263 C9
1264 E9
1280 B1
1300 F6
1322_A F9
1323_A F9
2250 A3
2251 A3
2252 B3
2253 A4
2254 E1
2255 D1
2256 D2
2257 D3
2258 D3
2259 D4
2260 B6
2261 B7
2262 C7
2263 C7
2265 F8
2300 F5
3250 A2
3251 A2
3252 A2
3253 A2
3254 A3
3255 B4
3256 B4
3257 A5
3258 D1
3259 D1
3260 D1
3261 D1
3262 D2
3263 E2
3264 D4
3265 F2
3268 E3
3269 E4
3270 E4
3271 F3
3272 F4
3273 A6
3274 B6
3275 A7
3276 A7
3277 B7
3278 C6
3279 D6
3280 D6
3281 D7
3282 C7
3283 C7
3284 D7
3285 D7
3286 E7
3287 E7
3288 E8
3289 F8
3290 A3
3292 F4
3295 C7
3300 F5
3301 F5
3302 E5
3303 F5
3304 E6
3305 E6
3306 E6
3400 B4
3401 B5
3402 B5
3403 B5
6250 A4
6251 A4
6252 D2
6253 D3
6254 D4
6256 E4
6257 E4
6258 F4
6259 A7
6260 A7
6261 C6
6262 C6
6263 C7
6264 F7
6265 D6
7240 A5
7241 B5
7250 A2
7251 B2
7252 B3
7253 B3
7254 C1

7255 E1
7256 E2
7257 C4
7259 F4
7260 A6
7261 A6
7262 D6
7263 D7
7264 E7
7265 F8
7300 F5
9250 C1
9251 C1
9252 C4
9253 C4
9960 A3
9962 A4

11-6

11-6

LEFT/RIGHT AMPLIFIER & SUPPLY BOARD - CIRCUIT DIAGRAM (PART 2)

1321-A C11
1321-B A11
1322_B B11
1323_B D11
1330 B11
2320 C1
2321 E1
2322 E2

2333 B3
2334 C3
2335 D4
2336 D4
2339 D4
2340 A3
2341 A5
2342 A6

2323 D3
2324 A2
2325 A4
2328 A3
2329 B4
2330 A4
2331 B4
2332 B2

2361 B9
2362 A11
2363 C9
2364 C9
2365 C11
2366 A10
2367 A10
2368 C11

2343 E5
2344 E6
2345 E4
2350 A7
2352 A7
2353 E7
2355 E7
2360 B9

1

2

2369 C11
2370 D5
2371 D5
2372 C3
2375 A10
2390 A1
2391 C4
3320 C1

3329 D1
3330 E1
3331 E2
3332 E2
3333 E2
3334 A1
3335 A2
3336 A3

3321 C1
3322 C2
3323 D1
3324 D2
3325 D3
3326 D3
3327 D2
3328 D3

3

3337 B4
3338 B1
3339 B2
3341 C3
3342 A4
3343 D4
3344 A3
3345 A6

4

3354 B7
3355 B7
3356 B8
3357 C8
3358 C8
3359 C7
3360 C7
3361 C7

3346 E6
3347 E4
3348 A8
3349 E8
3350 B7
3351 B7
3352 B7
3353 B7

5

3362 C7
3363 C7
3364 C7
3365 D8
3366 D8
3367 D8
3368 A8
3369 A8

3378 E9
3379 D10
3380 D10
3381 A9
3382 A10
3392 B3
3393 C4
3395 C4

3370 A8
3371 B9
3372 B9
3373 B10
3374 C9
3375 C10
3376 C9
3377 E9

6

3404 B3
5300 A9
5301 C9
6320 C1
6321 C1
6322 E1
6323 E3
6324 E8

7

7324 E1
7325 E4
7327 B8
7328 C8
7329 E10
7330 B6
8240 A2
9320 A1

6330 B10
6331 C10
6332 A8
6360 A8
7320 C1
7321 C2
7322 D3
7323 E2

8

9321 B1
9323 A10
9329 E10
9330 B3
9331 C4
9333 C4
9341 A6
9342 B9

9

9343 C9
9355 C8
9356 D7
9360 C10
9361 C10
9362 C10
9363 C10
9961 A6

10

11

47K

B

6330

100n
2366

BAV21

4R7

3372

9342

3358
47K

3

*

gnd_s

To Matrix -Surr

1321-A

220n

100n
2365

100n
2368

-

2

C

1323_B

70W
680R
560R
47K

1K

3380

GND_AR

GND_AR
100W
820R
680R
68K

*

9360

BAV21

*

*

9362

10K
6331

3375
4R7

3376

9343

* *

2369

100n

2363

100n
2364

*

9363

+1

*

D

1K

68K

220n

22p
2367

10K

3373

EH-B
1330
2

3379

9356

1322_B
GND_AL

*

4R7

*

56K
2339

3

SPKR RIGHT

3374

3355 , 3363
3354 , 3364
3356 , 3365

100n
2362

2375

3382

47K

3381
100n

2361

BZX55-B15

68K

3356

680R

2360
100n

3369

68K

2K2

6360

3370
3368

68K

3348
820R

3355
0R33
3354

0R33
3353

3343

1m /16V

*

9361

-45V

3365

0V

0V

47K

CH2|IN

J

3366

CH2|NF

*

GND_AL

0V

680R

3361

K

-43V
0V

*

5301

BC556B
7328

0R33
BIAS

*

47K

0V

CH1|NF 0V

*

-

1

-45V

3367

CH1|IN

+4

5300

4R7

47K

0R33
3360

3357

3359

PRE+ 44.6V

SPKR LEFT

1321-B

*

2370

R

2371
100n

470p

100n

2336

Q

220p

1K

3328

2335

9355

PRE--44.6V

14 13 12 11 10

3395
100R
9333

O

3352

CH2+RE 0V

A

AMP_LR_DC

3371

0V

820R

6

CH2-RE 0V

3363

5

CH1-RE 0V

0R33
3362

4u7
9331

3393

1n5

2372

56K
2391

N

**
2323

9323

2350

10u /100V

22u /100V

2
3

I

4

1

220p

CH1+RE 0V

7

3392

100R

9330

3n3

2333

56K

H

*

2

4

9329

A2

6

7

8

3377

4K7

SAT

*

*
**
*: Some values may varies, see respective parts list for correct value.
Note

5

47K

3349

680R

# : For Phase Inverse only
: For Non Phase Inverse only
: PROVISION

E
*7329
BC547B

*
3378

*

D

3K9 BZX79-F8V2

22u /100V

2344

2343

47R

-45V

7325
BC547B

3

100n /63V

0V

3347

22K

1N4148

100n

6323

2345

0V

1K

3332
3333

100n

2322

0V

*

3346

6324

100K -44.8V

10u /100V

BC547B
7323

2353

3331

10u /50V

100p

-44.8V

2355

100K

3330

10K
1N4148

220R
7322
BC547B

100W 70W
2K2
6K8
68K 68K
68K 68K

B2

2u2 /50V

3329
6322
2321

gnd_pa

gnd_pa

-43V

1

#

#

3325 -42V 3326

-45V

-44V

0V

22u /50V

3341
10K

3327

100K

-44.6V

-44.6V

0V

-45V

0V

BC556B
7327

0R33
SUB

M

P

33K

7324
BC556B

gnd_pa

#

0R33
3351

45V

VCC-

L

-43V

*

E

F

-44.6V

100K
3323

680R

2334

**
7321
BC547B

3324

D

3404

820R

**

BZX79-C3V3

47K

3320

3.3V

#

G

gnd_pa

7320
BC557B

AMP_ON

6321

C

**

**

gnd_pa

10K

-44V

6320
1N4148 5V

2332

**

A1

3322

10n
2320

3321

100K

3339

2K2

*

VCC+

8

gnd_pa

AF_right

STK442-110
7330

9

22u /50V

3338

A

150W

9961

3370
3369
3368

3350
2331

2329

* 9321

E

*

*

22u /50V

3337

gnd_pa

gnd_pa

9341

680R

*

470p

2330

2n2

2328

56K

3336

2324
1K

3335

9320

*

C

70W, 100W

3K9

B

2342

2u2 /50V

AF_left

0R33
3364

3334

*

BZX79-F8V2

56K

3K9

22R

gnd_pa

B1
B

6332

100p
3342

A1

10u /50V

3344

47R

2352

gnd_pa

A

*

2325

47p

2390
4n7

2341

2340

8240

100n /63V

3345

3139 118 53720...for 88130...3434 pt4 dd wk0202

9

10

11

11-7

11-7

ELECTRICAL PARTS LIST - MAINS BOARD

ELECTRICAL PARTS LIST - LEFT/RIGHT AMPLIFIER & SUPPLY BOARD

MISCELLANEOUS
1901
1905

4822 265 31015
2422 086 10963

1914
1921

4822 267 10953
4822 071 55002

1924
1925

4822 071 55002
4822 071 52502

1926

4822 071 51602

MISCELLANEOUS
!

Mains Socket
Fuse T5A

6903
6904

4822 130 31878
4822 130 31878

1N4003G
1N4003G

0028
1252

3139 114 70800
4822 267 10953

!

Flex Connector 7P
Fuse T5A

6905
6906

4822 130 30621
4822 130 30621

1N4148
1N4148

1259
1280

4822 267 11039
4822 071 51002

Fuse T5A
Fuse T2,5A

6910
6911

4822 130 30621
4822 130 30621

1N4148
1N4148

1321

4822 267 31176

Fuse T1,6A

6915
6916

4822 130 30621
4822 130 34382

1N4148
BZX79-C8V2

CAPACITORS
2250
4822 124 40255

4822 130 30621
4822 130 30621

1N4148
1N4148

2251
2252

4822 124 40248
4822 122 10577

GBU6D
1N4003G

2253
2257

!

!

!
!

Holder STK 70/100W
Flex Connector 7P

3255
3256

4822 116 52213
4822 116 52206

180R 5% 0,5W
120R 5% 0,5W

Flex Connector 11P
Fuse T1A

3257
3264

4822 050 21003
4822 050 21003

10k 1% 0,6W
10k 1% 0,6W

L/R Speaker Terminal

3265
3268

4822 050 11002
4822 116 52244

1k 1% 0,4W
15k 5% 0,5W

100uF 20% 63V

3269
3270

4822 116 83961
4822 050 11002

6k8 5%
1k 1% 0,4W

10uF 20% 63V
3,3nF 10% 16V

3271
3272

4822 116 52263
4822 116 52289

2k7 5% 0,5W
5k6 5% 0,5W

4822 124 40433
4822 124 40248

47uF 20% 25V
10uF 20% 63V

3273
3274

4822 116 52228
4822 116 52234

680R 5% 0,5W
100k 5% 0,5W

!

CAPACITORS
2901
4822 121 43526

47nF 5% 250V

6917
6918

2902
2904

4822 121 43526
4822 124 40255

47nF 5% 250V
100uF 20% 63V

6922
6923

4822 130 10944
4822 130 31878

2912
2924

4822 124 21913
4822 121 43526

1uF 20% 63V
47nF 5% 250V

6923
6924

5322 130 80686
4822 130 31878

1N5392
1N4003G

2258
2259

5322 121 42386
5322 121 42386

100nF 5% 63V
100nF 5% 63V

3275
3276

4822 050 23303
4822 116 83884

33k 1% 0,6W
47k 5% 0,5W

2925
2926

4822 121 43526
4822 121 43526

47nF 5% 250V
47nF 5% 250V

6924
6925

5322 130 80686
4822 130 31878

1N5392
1N4003G

2260
2261

4822 121 51387
4822 124 41584

10nF 20% 16V
100uF 20% 10V

3277
3279

4822 116 52234
4822 116 83884

100k 5% 0,5W
47k 5% 0,5W

2927
2928

4822 124 80415
4822 124 80415

4700uF 20% 50V
4700uF 20% 50V

6925
6926

5322 130 80686
4822 130 31878

1N5392
1N4003G

2263
2300

4822 124 40248
4822 124 40207

10uF 20% 63V
100uF 20% 25V

3280
3281

4822 116 52303
4822 116 83882

8k2 5% 0,5W
39k 5% 0,5W

2941
2942

5322 121 42386
5322 121 42386

100nF 5% 63V
100nF 5% 63V

6926
6927

5322 130 80686
4822 130 31878

1N5392
1N4003G

2320
2321

4822 121 43693
4822 124 22652

10nF 100V
2,2uF 20% 50V

3283
3284

4822 116 52228
4822 116 83884

680R 5% 0,5W
47k 5% 0,5W

2944
2945

4822 124 42367
4822 124 12328

3300uF 20% 35V
6800uF 25V

6927
6928

5322 130 80686
4822 130 31878

1N5392
1N4003G

2322
2323

5322 121 42386
4822 124 81144

100nF 5% 63V
1000uF 16V

3285
3292

4822 116 52291
4822 116 52263

56k 5% 0,5W
2k7 5% 0,5W

2948

4822 123 14025

2200uF 20% 16V

6928
6930

5322 130 80686
4822 130 34233

1N5392
BZX79-C5V1

2324
2325

4822 124 22652
4822 122 33195

2,2uF 20% 50V
100pF 10% 50V

3295
3300

4822 050 11002
4822 116 83883

1k 1% 0,4W
470R 5% 0,5W

4822 130 34142
4822 130 31878

BZX79-C33
1N4003G

2329
2330

4822 124 81151
4822 122 33519

22uF 50V
470pF 10% 50V

3301
3302

4822 117 12063
4822 116 83876

NTC DC 5W 10k 5%
270R 5% 0,5W

!

RESISTORS
3902
4822 053 10471

470R 5% 1W

6955
6956

3903
3904

4822 050 11002
4822 050 11002

1k 1% 0,4W
1k 1% 0,4W

TRANSISTORS & INTEGRATED CIRCUITS

2332
2335

4822 124 81151
4822 122 33519

22uF 50V
470pF 10% 50V

3303
3304

4822 050 11002
4822 052 10108

3905
3912

4822 116 52244
4822 116 52234

15k 5% 0,5W
100k 5% 0,5W

7911
7912

4822 130 40959
4822 130 40959

BC547B
BC547B

2339
2340

4822 122 33195
4822 126 12726

100pF 10% 50V
47pF 5% 50V

3305
3306

4822 116 83876
4822 116 83876

270R 5% 0,5W
270R 5% 0,5W

3913
3914

4822 050 21003
4822 116 52176

10k 1% 0,6W
10R 5% 0,5W

7951
7952

4822 130 41327
4822 130 41327

BC327-40
BC327-40

2341
2342

5322 121 42386
4822 124 40764

100nF 5% 63V
22uF 100 V

3320
3321

4822 116 83884
4822 116 52234

47k 5% 0,5W
100k 5% 0,5W

3922
3923

4822 050 23303
4822 050 23303

33k 1% 0,6W
33k 1% 0,6W

Note :

Only the parts mentioned in this list are normal

2343
2344

5322 121 42386
4822 124 40764

100nF 5% 63V
22uF 100 V

3322
3324

4822 050 21003
4822 116 52234

10k 1% 0,6W
100k 5% 0,5W

3941
3942

4822 117 11342
4822 117 11342

2345
2350

2020 561 90365
5322 124 40641

100nF +80/-20% 50V
10uF 20% 100V

3325
3326

4822 050 23303
4822 116 83872

33k 1% 0,6W
220R 5% 0,5W

3951
3952

4822 052 10479
4822 116 83961

47R 5% 0,33W
6k8 5%

2355
2360

5322 124 40641
5322 121 42386

10uF 20% 100V
100nF 5% 63V

3327
3328

4822 050 21003
4822 050 11002

10k 1% 0,6W
1k 1% 0,4W

3953
3954

4822 116 83961
4822 116 83881

6k8 5%
390R 5% 0,5W

2362
2363

4822 121 42868
5322 121 42386

220nF 5% 50V
100nF 5% 63V

3329
3330

4822 050 21003
4822 116 52234

10k 1% 0,6W
100k 5% 0,5W

3955

4822 050 11002

1k 1% 0,4W

2365
2370

4822 121 42868
2020 561 90365

220nF 5% 50V
100nF +80/-20% 50V

3331
3332

4822 116 52234
4822 116 52257

100k 5% 0,5W
22k 5% 0,5W

400uH 3A

2371
2372

2020 561 90365
4822 126 12878

100nF +80/-20% 50V
1,5nF 10% 16V

3333
3334

4822 050 11002
4822 116 52276

1k 1% 0,4W
3k9 5% 0,5W

Standby Transformer
Relay

2390
2391

5322 122 32261
4822 124 40769

4,7nF 10% 100V
4,7uF 20% 100V

3335
3336

4822 050 11002
4822 116 52291

1k 1% 0,4W
56k 5% 0,5W

3337
3338

4822 116 52228
4822 116 52256

680R 5% 0,5W
2k2 5% 0,5W

COILS & FILTERS
5900
4822 157 11832
5903
5905

3103 308 30610
4822 280 10382

!

!
!

!
!

!

0R33 5% 2W
0R33 5% 2W

DIODES

service spare parts.

RESISTORS

!

1k 1% 0,4W
1R 5% 0,33W

6900
6901

4822 130 31878
4822 130 31878

1N4003G
1N4003G

3250
3251

4822 116 52256
4822 116 52256

2k2 5% 0,5W
2k2 5% 0,5W

3339
3342

4822 116 52231
4822 116 52291

820R 5% 0,5W
56k 5% 0,5W

6902

4822 130 31878

1N4003G

3253

4822 116 83883

470R 5% 0,5W

3343

4822 116 52291

56k 5% 0,5W

11-8

11-8

ELECTRICAL PARTS LIST - LEFT/RIGHT AMPLIFIER & SUPPLY BOARD
RESISTORS
3344
3345

4822 116 52186
3198 012 14790

22R 5% 0,5W
47R 5% 1W

6322
6323

3346
3347

3198 012 14790
4822 116 52228

47R 5% 1W
680R 5% 0,5W

3350
3351

2322 194 96001
2322 194 96001

TRANSISTORS & INTEGRATED CIRCUITS

0R33 5%
0R33 5%

7250
7251

9322 139 23687
4822 130 40959

BDX53BFP
BC547B

3352
3353

2322 194 96001
2322 194 96001

0R33 5%
0R33 5%

7253
7257

4822 130 40959
4822 209 31841

BC547B
L7805CP

3354
3355

4822 116 52228
4822 116 52231

680R 5% 0,5W
820R 5% 0,5W

7259
7260

4822 130 40981
4822 130 40959

BC337-25
BC547B

3356
3358

4822 116 52297
4822 116 83884

68k 5% 0,5W
47k 5% 0,5W

7261
7262

4822 130 44568
4822 130 40959

BC557B
BC547B

3359
3360

2322 194 96001
2322 194 96001

0R33 5%
0R33 5%

7263
7300

4822 130 40959
4822 130 41246

BC547B
BC327-25

3361
3362

2322 194 96001
2322 194 96001

0R33 5%
0R33 5%

7320
7321

4822 130 44568
4822 130 40959

BC557B
BC547B

3363
3364

4822 116 52231
4822 116 52228

820R 5% 0,5W
680R 5% 0,5W

7322
7323

4822 130 40959
4822 130 40959

BC547B
BC547B

3365
3367

4822 116 52297
4822 116 83884

68k 5% 0,5W
47k 5% 0,5W

7324
7325

4822 130 41691
4822 130 40959

BC556B
BC547B

3368
3369

4822 116 52297
4822 116 52297

68k 5% 0,5W
68k 5% 0,5W

7327
7328

4822 130 41691
4822 130 41691

BC556B
BC556B

3370
3371

4822 116 52256
4822 050 24708

2k2 5% 0,5W
4R7 1% 0,6W

7330

9322 160 21682

STK442-110

3373
3374

4822 050 21003
4822 050 24708

10k 1% 0,6W
4R7 1% 0,6W

Note :

Only the parts mentioned in this list are normal
service spare parts.

3375
3381

4822 050 21003
4822 116 83884

10k 1% 0,6W
47k 5% 0,5W

3382
3392

4822 116 83884
4822 116 52175

47k 5% 0,5W
100R 5% 0,5W

3393
3395

4822 116 52291
4822 116 52175

56k 5% 0,5W
100R 5% 0,5W

!
!

!

!
!

!

!

!
!

!

COILS & FILTERS
5300
5301

4822 157 70599
4822 157 70599

!

!

IND FXD BEAD EMI
IND FXD BEAD EMI

DIODES
6250
6251

4822 130 34281
4822 130 61219

BZX79-C15
BZX79-B10

6253
6254

4822 130 30621
4822 130 31878

1N4148
1N4003G

6256
6257

4822 130 30621
4822 130 30621

1N4148
1N4148

6258
6259

4822 130 34173
4822 130 34278

BZX79-B5V6
BZX79-C6V8

6260
6263

4822 130 30621
4822 130 30621

1N4148
1N4148

6265
6320

4822 130 34233
4822 130 30621

BZX79-C5V1
1N4148

6321

5322 130 31504

BZX79-C3V3

4822 130 30621
4822 130 30621

1N4148
1N4148

12-1

12-1

BRIEF INTRODUCTION OF THE AF9 BOARD
The AF9 Board consists of the following features :
a.

TDA7468D IC
TDA7468D IC (7501) which includes functions such as source selection, loudness control, dynamic bass control, treble
control, volume control and muting function. Sound features such as ALC, DBB, DSC and IS are controllable via I2C Bus
from the microprocessor.
The TDA7468D IC caters for 4 input sources namely TUNER, TAPE, CD and AUX. It also has a Mic mix input. In our
application, software will switch the input source to previous source MUTE during STANDBY mode and some other
occasions where noise from other input source is undesirable.

AF9 BOARD

Note that the input to the TDA7468D IC must be ac coupled to prevent 'polp' noise.
Input networks are included to provide appropriate attenuation for various sources.
b.

SIMPLE MIC MIXING
The AF9 Board has provisions which can be configured to cater for one of the following:
MM : which caters for Mic mixing with additional Mic amplifier board.
NM : non Mic mixing.

c.

DOLBY PRO LOGIC (DPL) INTERFACE
The AF9 Board has provisions which can be configured to cater for DPL.

d.

LINE OUT
Line out cinch socket for connection to external amplifier.

e.

SUB-WOOFER OUT

TABLE OF CONTENTS
Brief Introduction of the AF9 Board ............................... 12-1
AF9 Board - Component layout ..................................... 12-2
AF9 Board - Chip layout ................................................ 12-3
AF9 Board - Circuit Diagram (Part 1) ............................ 12-4
AF9 Board - Circuit Diagram (Part 2) ............................ 12-5
AF9 Board - Circuit Diagram (Part 3) ............................ 12-6
Video Out Cinch part - Layout & Circuit diagram .......... 12-7

Sub-woofer out cinch socket for connection to active sub-woofer speaker.
f.

INCREDIBLE SURROUND
Incredible surround effect using transistor circuit to create phase shifting and spatial effect.

g.

HEADPHONE AMPLIFIER
Headphone amplifier to drive 32 ohm to 1kohm headphone.

Electrical parts list .......................................................... 12-7
h.

CD STANDBY CONTROL
CD Standby Control circuit which switches on the supply to CD servo control IC, digital out buffer IC, HF circuit and the laser
light pen in CD mode only.

i.

j.

ATTENUATION NETWORK
Attenuation network is provided at the output of the AF9 Board for interfacing with power board of different output power.
CD DIGITAL OUT
CD Digital out cinch socket for connection to external digital audio decoders.

12-2

12-2

AF9 BOARD - COMPONENT LAYOUT

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3435 pt4 dd wk0123

12-3

12-3

AF9 BOARD - CHIP LAYOUT

This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list.

3139 113 3435 pt4 dd wk0123

12-4

12-4

AF9 BOARD - CIRCUIT DIAGRAM (PART 1)

3

4

3521

470n

5

470R
3526
1505
EH-B

VOLUME II

LEFT

LEFT

LEFT

LEFT

14
15

2507

1K
3708

2

REC

13

100n

23

TREBLE

BASS

VOLUME II

RIGHT

RIGHT

RIGHT

RIGHT

GND_A

GND_A

GND_A

GND_A

GND_A

GND_A

GND_A

2550

3552

2552

3K3
10K for S

470n

5K6
3554

1n8

100n

2557

8K2

+IS

3571

10K

3569

3561
1n

2641
1n

2560

8K2

3558

470p

2563

220p

10K

3564

33K
2562

3n3

7488
BC847B

GND_A

2558

3572

100n

8K2

GND_A

FULL I.S.
H

2542

GND_A

GND_A

GND_A

GND_A
SUBWOOFER
OUT

Mute2

220n

+5V6
4K7
10K

2592

2594

330n

470n

2K7
D
3542

GND_A

D...for DPL
S...for simple I.S.
P...provision

5K6

LINE_R

3594

3662

4.6V

GND_A

8K2

3669

1u

I

Note : Some values may varies, see respective parts list
for correct value.

GND_A

DPL_L
1K

3139 118 53770...88340 for...3435 pt4 dd wk0123

1

2

G

GND_A

MUTE_SW_FR

3592

I

3690

F

3668

GND_A
2662

5K6

GND_A

0V

1K

3n3
470p
8K2

2559

1n

220R

7586
BC847B

47K

1n
GND_A

S 3546

3544

GND_A
GND_A

P

SIMPLE I.S.
SUB_W

7693
BC817-25

0V

2K2
2664

5.9V

1K

7663
BC857B 5.6V

3664

5.4V

470p

2666

3
1504
YKC21-3418
LINE OUT

BC847B
7662

1V

470R

GND_A

0V

100K

3666

1

GND_A

1n
GND_A

3712

GND_A

3

22u

VOL_R

3560

8K2

10K

YKC21-3416
1691

2696

3568

1M

2K2
2663

3700

470p

-Vkk

3699
470R

2697

2

3667

GND_A

0u47

P

3663

470p

1

3K3

BC847B
7661

1V

2665

100n

2904

100n

2667

3665

2K7

3570

4.6V

2554

GND_A

GND_EMC

3661

1u

2

3556
+IS

GND_A

470p

100n

2556

2698

100n

3566

2921

680K

P

3n3

4813

LINE_L

H

3642

+IS

220K

2661

4

GND_D

GND_A

2548

P

E

4642

100n

4n7

1n

A_Mic

G
470R

2908

GND_A

220R

3548

10n for S
2544

MIC_DET

5

GND_A

3646

5K6

4

1K

LINE_R

18K for S
3550

4

MIC_DET

D

GND_A

2546

GND_A

+12V_A

VOL_L

19 18

20

100p

2506

100p

2516

100p

2534

100p

100p

2524

2523

100p

2533

100p

100p

2515

22 21

P

I2C_Data

17

SUR.

26

1n

VOLUME I

P

220R
4641

I2C_Clk

24
25

GND_A

3643

IIC BUS

2590

3

P

33n

3

16

12K

LOGIC

2568

2

220R

BASS ALC
SOURCE
SELECTOR

GND_A

3641

3645

12

ALC_LEVEL

5K6

1

2

3557
BASS

6

only for
Game Sound Port

A_Aux

680K
2553

3565
TREBLE

GND_A
1

3567

VOLUME I
SUR.

3707

470R

# only for
SOLID STATE

220K
2555

GND_A

POWER
SUPPLY

3

FE-BT-VK-N

1u

GND_A

470p

GND_A

3525

1510
1503
FE-BT-VK-N FE-BT-VK-N

F

GND_A

10 11

2564

4

A_Aux

2504

15K

3506

100p

9

1K

3

#

A_Aux

8

3562

3

10K

12K

2502
A_Aux

4n7

1n

#

2

C
7485
BC847B

2642

1

2

3504

4K7

220p

28

A_DPL

5

1

10K
3508

SS_L

3

8K2

4

3507

SS_R

3502

3n3

18K for S
3549
10n for S
2543

22n

2206

22u
2203

4K7

3438

4K7

3437

1

1502

#

A_Aux

1n8

1N4148

A_TU

5K6

1N4148

A_CD

470n

6641

A_HP

2561

27

GND_A

2505

A_Aux

2

1501
YKC21-3418
AUX IN

A_Tp

3555

2565
GND_A

7

4.6V
VREF

A_Tp

4501

15K

3505

1u

2501

2503

12K

100p

100n

4920
2669

3503

4K7

A_Aux

1

P

A_Tp

3501

4

E

A_Mic

A_Tp

-CMOS

GND_EMC

3K3

7501
TDA7468

4u7
P

A_Tp

GND_A
GND_A

GND_A

A_Aux

2551

6642

1K

4u7

2531

5K6
3553

100p

7

7

1K

33K
2549

2708

3435

GND_A

3559

100p

6

B

3551

10K for S
3547

47u

5

6

+12V_A
TP_RIGHT

GND_A

2532

3436

FULL I.S.

LINE_L

A_Tp

5

GND_A GND_A

2707

4

TP_LEFT

2204

4

GND_A_Tp

1N4148

1K5

3 A_Tp

3532

2

3

9.8V

GND_A

SS_R

A_Tp

2

TP_REC_RIGHT

9.1V
6201

6202

4u7

27K

1

GND_A

+9.1V

2202

Line_R

3202

2536

150R

3534

7201
BC847B

11.7V

+12V_A

BZX55-C9V1

1

1K5

3531

only for
CDR

Line_L

220u

4u7

2n2

27K

2205

2535

2924

10n

2923

SS_L
3533

SIMPLE I.S.

2547

100u

2201

1n

2514

3K3

3514

7585
BC847B

5K6

A_CD

GND_M

1532
FE-BT-VK-N

D

5K6

S 3545

+IS

1n

820R

GND_A

+12V_A

-CMOS

10K

5K6

3201

1u

2567

2512

2u2

C

3563

0u47

2541

1n

2513

3K3

3512

A_CD

FE-BT-VK-N
1531

14

+IS
GND_A

GND_A

A_CD

820R

GND_EMC

13

A

33n

CD_Right
9654
P 5404

TP_REC_LEFT

8K2

DPL_R

1u

3591

D
3541

3593

2593

330n

2511

A_CD

2

B

12

GND_A

2u2

1

3513

5403

EH-B
1506

2591

100n

1K
820R

11

2522

A_TU

3511

CD_Left

10

2589

P

9618

9

220n

+12V_M

3524

1K

P

8

100n

A_TU

3522

TU_Right

7

47K

3523

P

A

6

2521

1K

4K7

TU_Left

5

3543

2

4K7

1

3

4

5

6

7

8

9

10

11

12

13

14

1501 E1
1502 E3
1503 F1
1504 H1
1505 E4
1506 A1
1510 F1
1531 C1
1532 C2
1691 H5
2201 B7
2202 C7
2203 D7
2204 C6
2205 C5
2206 C7
2501 E2
2502 E2
2503 D3
2504 E3
2505 F5
2506 F7
2507 E7
2511 A4
2512 B4
2513 A4
2514 B4
2515 F6
2516 F7
2521 A4
2522 A4
2523 F6
2524 F6
2531 D4
2532 C4
2533 F6
2534 F7
2535 B3
2536 C3
2541 A8
2542 H8
2543 C9
2544 G9
2546 F9
2547 B10
2548 G10
2549 C11
2550 F11
2551 C11
2552 F11
2553 B12
2554 G11
2555 B12
2556 H11
2557 B13
2558 G12
2559 C12
2560 G12
2561 C14
2562 G14
2563 C14
2564 G14
2565 C9
2567 B9
2568 G9
2589 A10
2590 I9
2591 A10
2592 I10
2593 A11
2594 I11
2641 D13
2642 E13
2661 G2
2662 I2
2663 H2
2664 I2
2665 H2
2666 H2
2667 G1
2669 E1
2696 G7
2697 H7
2698 G5
2707 E11
2708 E12
2904 G1
2908 E12
2921 G5
2923 B1
2924 F5
3201 B6
3202 C6
3435 D3
3436 D3
3437 D3
3438 D3
3501 D1
3502 E1
3503 D2
3504 E2
3505 E2
3506 E2
3507 E3
3508 E3

3511 A3
3512 B3
3513 A3
3514 B3
3521 A3
3522 A3
3523 A3
3524 A3
3525 E6
3526 E7
3531 C2
3532 C3
3533 B3
3534 C3
3541 A7
3542 I7
3543 A9
3544 I9
3545 B9
3546 G9
3547 C9
3548 F9
3549 B9
3550 G9
3551 C11
3552 F11
3553 C11
3554 F11
3555 C12
3556 F12
3557 C12
3558 G12
3559 C14
3560 F14
3561 B14
3562 F14
3563 A12
3564 G11
3565 B12
3566 G11
3567 B12
3568 H11
3569 B13
3570 H11
3571 B13
3572 G13
3591 A10
3592 I10
3593 A10
3594 I10
3641 D14
3642 E14
3643 D12
3645 D11
3646 E11
3661 G3
3662 I3
3663 G3
3664 H3
3665 G1
3666 H1
3667 G3
3668 I3
3669 I3
3690 H7
3699 G6
3700 H6
3707 E12
3708 E12
3712 I3
4501 F5
4641 D14
4642 E14
4813 G5
4920 E1
5403 A1
5404 B1
6201 C6
6202 C6
6641 D13
6642 E13
7201 B6
7485 C14
7488 G14
7501 C8
7585 B13
7586 G11
7661 G2
7662 H2
7663 H3
7693 H6
9618 A1
9654 B1

12-5

12-5

AF9 BOARD - CIRCUIT DIAGRAM (PART 2)

1

2

3

4

5

6

7

8

9

10

11

12

13

VC_OUT_LEFT
MUTE_SW_FR

A

-Vkk

3651

A

3655
3689

AMP_LEFT

1K

1K

3658 0V
1K

1K

C

390R

3

3620 A_HP
1K

4

3619

5

1K

6

VC_OUT_LEFT
+12V_A

GND_A

GND_A

B

2

VC_RIGHT

VC_OUT_RIGHT

GND_A

SS_R

1K2

3687

15p

2682

3692

0.6V

1

VC_LEFT

7681
BC857B

7682
BC847B

1602
FE-BT-VK-N

P...provision

C

GND_D

GND_D

1K

3652

10K

3637

0.7V

330K

3683
AMP_RIGHT

1K
GND_D

7636
BC847B

3684

VC_OUT_RIGHT

GND_D

150K

3656
0.2V

150K
100n

0V

0V

3.2V

2683

FROM / TO VC

3.9V

82K

0V

7652
BC817-25

3686

3654

100p

MUTE_SW

4K7

3638

aa

aa
BC817-25
7654

2654

6774

100p

4K7

2691

22u

2621

5K6

1N4148

3634

SA_IN

SS_L

3636

1K

3633

B

47u

GND_A

0V

+5V6

0V

3688

2681

7651
BC817-25

100p

0V

+12V_A

150R

3657 0V

3653

BC817-25
7653

7635
BC857B

0V

0V

2653

7803
BC847B

1K

0V

3639

P

4M7

1K

3635

3640

10K

5K6
1K

+5V
M62320FP
7403

1

3631

470n

2

W 2586

5.9V
1

2612

3612

3616

22u

47R

33R

I/O PORT
8
8
8
DATA LATCHES
OUT I/O
IN
8
8
8
REG
TRANSCEIVER
SHIFT
I 2 C BUS
SDA

SCL

3404

1K
10K

3405
4406

+5V6

3402
I2C_Data
470R

+5V6
1N4148

For VCD sets only

MUTE_SW

470R

GND_D

2u2
3403 4.9V

6401

4405

VCDorCDRon

8

VCD_ON

100R

F

For CDR sets only

GND_D

CDR_On

5.4V

7621
BC847B

GND_D GND_D GND_D

7622
BC857B

0V

MUTE_SW

+12V_A

0V

B_REF3

11.6V

100p

3602

G

47n

47n

1n

2602

22u
W 2582

5.9V
3

SUB_W

A_HP
NJM4556AM
7601-A
4

DPL_Req
+5V_CD

5401

3627

5621

B_REF3

+12V_A

2u2
10R

0V

0V

4K7

470n
2604

470p

5.9V

2608

W 2588

12K
3K9 for W
2606

VOL_R

2584

P

3628

4812
W

7604
BC817-25

1K

3401

For DVD sets only

9402

3623

F

3614

3K3

180p

3660

2610

6K8

5K6

3711

DVD_ON
+5V_VCD

3608

E

+5V

1K

I2C_Clk
4404

A_HP

HPREF

2

CS0

4K7

27K

3

CS1 16

3629

3610

1K

8 13

3406

CS2 15

100p

3606
VC_RIGHT

GND_D

14

GND_D

2401

27K

VC_LEFT

P

GND_D

100p

1K

1K
P

100n

3609

D

GND RES
PWR
VDD

180p

4403

Mute2

2403

6K8
3605

D7

100n

7603
BC817-25

4M7

P...provision

100p

2922
3613

2K2

2404

2609

3630

E

3607
HPREF

7402
BC847B

1603
FE-BT-VK-N
1
HP_in_L
2
A_HP
3
HP_in_R
4

-Vkk

11 D5
12 D6

100p

GND_A

A_HP

10 D4

AmOn

3694

4K7

4811

0.7V

9 D3

DPL_Req

GND_D

0.2V

4

Mute1

VCD_ON

2622

470n

33R

47R

6 D1
7 D2

3625

470n

3615

3611

22u

5 D0

CDR_On

ALC_Enable

10K

6
5.9V

2611

7
5.9V

CD_PORE1

HighPower / ALC Enable

GND_D

3408

2587

NJM4556AM
7601-B
8

9401 4.8V

1K

2607

47n
W

1n

2601

22u
2583

W

470p

VOL_L

5
5.9V

P

+5V6
2R2

5K6

W 2585

3410

SO

4

7401
BC327-25

3409

2603

B_REF3

3K3

47n

P

+5V_CD
5.4V

3659

D

3601

W 2581

100p

12K
3K9 for W
2605

HPREF

15K
A_HP

CHIP SELECT

+5V

HP_DET

3581

2402

W

G

3624

Mute1

10K

VREF

P

C380/37 C500/37 C780/37 C380/21 P750/37
3644

1K

2K2

3K3

4K7

6K8

8K2

10K

P

A_HP

aa

GND_D

GND_D

100u

2625

2905

H

GND_D

GND_A
P

6771

3671

P...provision
W...Provision for Woox only

47K

1N4148

2772

I

0u47

P

3K3

P

CD_PORE1

10M

9599

CD_PORE
1K

2771

3644

P

3675

3678
470K

A_HP

47K

1N4148

0u47

6772
1N4148

ALC_Enable

P

3672

P

3677

1

P

FRONT

GND_D

P

6775

A_HP

27K

P

1102

3676

ALC_LEVEL

GND_EMC

680K

TAPO

3674

1

P

27K

1103

3673

2902
470n

P

4407

10K

3622

0.7V

7623
BC847B

4K7

3621

A_HP

3626

15K

10u

0.2V

2626

5K6

W 3582

H

HPREF

22n

22n

47u

A_HP

2624

HPREF

2623

5.9V
GND_A

I

Note : Some values may varies, see respective parts list for correct value.

15K
GND_A

GND_A

GND_A

GND_A

3139 118 53770...88340 for...3435 pt4 dd wk0123

1

2

3

4

5

6

7

8

9

10

11

12

13

1102 H3
1103 H3
1602 B13
1603 E7
2401 F13
2402 F12
2403 F12
2404 F11
2581 D2
2582 G2
2583 D2
2584 F2
2585 D2
2586 F2
2587 D2
2588 F2
2601 E2
2602 G2
2603 D2
2604 F2
2605 D3
2606 G3
2607 D3
2608 F3
2609 E3
2610 F3
2611 D4
2612 F4
2621 B2
2622 G11
2623 G5
2624 G5
2625 G13
2626 H10
2653 A7
2654 B7
2681 A10
2682 B10
2683 B9
2691 B3
2771 I6
2772 I6
2902 H2
2905 G12
2922 D7
3401 E13
3402 E13
3403 F12
3404 D11
3405 D11
3406 E11
3408 E10
3409 D10
3410 D9
3581 D3
3582 G3
3601 D3
3602 G3
3605 E2
3606 F2
3607 E2
3608 F2
3609 E3
3610 F3
3611 D5
3612 F5
3613 E5
3614 F5
3615 D5
3616 F5
3619 C13
3620 B12
3621 H9
3622 H9
3623 G10
3624 G10
3625 G10
3626 H11
3627 G5
3628 G13
3629 G13
3630 E5
3631 D7
3633 B2
3634 B2
3635 C3
3636 B3
3637 C2
3638 B3
3639 A4
3640 C7
3644 I1
3651 A4
3652 C5
3653 A5
3654 B5
3655 A6
3656 C6
3657 A6

3658 B6
3659 E4
3660 F4
3671 I7
3672 H7
3673 I7
3674 H7
3675 I6
3676 H6
3677 I5
3678 I5
3683 B9
3684 C9
3686 C10
3687 B10
3688 A10
3689 A11
3692 B10
3694 E10
3711 D10
4403 E11
4404 E10
4405 F10
4406 F10
4407 H13
4811 E2
4812 F2
5401 E12
5621 G5
6401 F11
6771 I6
6772 I4
6774 B4
6775 H6
7401 D10
7402 E10
7403 C12
7601-A G3
7601-B D3
7603 E6
7604 F6
7621 F10
7622 F11
7623 H10
7635 B3
7636 C2
7651 A7
7652 B7
7653 B5
7654 B5
7681 B11
7682 B10
7803 B2
9401 D9
9402 F10
9599 I2

12-6

12-6

AF9 BOARD - CIRCUIT DIAGRAM (PART 3)

1100 F6
1201 C1
1202 E1

1203 C1
1204 E1
1205 C1

1206 C1
1401 A9
1402 D9

1403 A9
1404 D9
1405 A9

1520 E6
1521 A7
1522 A6

1523 D6
1524 A5
1525 B5

1

1541 D4
1542 D4
1801 A1

2207 D3
2208 F2
2209 E3

2210 F2
2211 F3
2520 E7

2801 B4
2802 C3
2803 B3

2

2804 B3
2805 B2
2806 B2

2807 B1
2808 B4
2809 B4

2810 A4
2901 F6
2950 E7

3

2951 E7
2952 E7
2953 E7

2954 E6
2955 E1
3205 D2

3412 A8
3801 B4
3802 A4

4

3803 B3
3804 A3
3805 B2

3806 A1
3807 B4
3808 A3

3809 B2
3820 E3
3821 E2

3822 F3
4801 B4
4802 C4

5

4903 B8
4904 F7
4905 C3

4906 A5
4907 C8
4908 C8

4909 A3
4910 A3
4911 A4

6

4912 B8
4913 B8
4914 B5

4915 C8
4921 B1
5801 B2

5802 A3
6204 F7
6205 D3

6206 F3
6207 C5
6208 C5

7

6209 F3
7202 E3
7404 F3

7802 A3
9405 C8
9483 F6

9484 D4
9486 E7
9614 E3

8

9634 E2
9904 F7

9

Note : Some values may varies, see respective parts list for correct value.

3412

4910

P 4911

220R
5802

22K
2810

22K

2.9V

1u

3

5A

12 6Y

6A

5

11

GND_D
CD_PORE

P

2808

5

5

6

6

7

7

8

+12V_A
GND_A
+12V_M
GND_M

6207

GND_D GND_D
7404
BC817-25

9405

15

15

GND_D

16

16

4908

17

17 SICL

P 4915

18

18 SILD

4907

3

CD_RIGHT

3

2

2

2

GND_A

1

1

1

CD_LEFT

12

12

11

11

10

10

9

9

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

AMP_CS_DC
AmOn

22 SRDT

DPL_Clk
DPL_Data

GND_D

TU_ENAB

DPL_Vol_Clk
DPL_Req

1

7

2

6

3

5

4

+12V_A
9486

3
2

GND_A

P

2520
10n

1

TU_Left

HP_DET

Low_Pw_Ctrl

A_DPL

MIC_DET
MIC_DET
DPL_Vol_Clk

1100
2901

9483

A_DPL
100n

DPL_L

GND_D

GND_EMC

aa

5

GND_D

6

+5V6_CON

7

+11V_D

8

+5V6

9

-VKK

13 CD_SH_CLK
14 CD_SH_STR
15 GND_D
16 SW_INFO

2

GND_A
GND_D

3 TU_DATA
4 TU_ENAB

DPL_Clk
DPL_Data

5 Tu_Gnd

6

6 HP_DET

8.5V

8

8 POWER_DOWN

9

4.9V

4

5

6

7

9 CLIP

10
11

10 LOW_PWR_CTRL
11 MIC_DET

12
13
14
15

DPL_VOL_CLK
DPL_CLK
DPL_DATA
GND_D

D_DPL

8

E

7 SA_IN

GND_D

3

C

D

3139 118 53770...88340 for...3435 pt4 dd wk0123

1

B

2 TU_CLK

7

Clipping

SS_L

DPL_R

3.5V

SA_IN

FE-BT-VK-N
1520

SS_R

I2C_CLK

A

1 TU_STEREO

5

Pw_Dn

A_TU

+12V_A

4

1402
FE-BT-VK-N

8

4

+12V_A

TU_Right

D_DPL

23 GND_D
1404
FE-BT-VK-N

TU_CLK

I2C_DATA

19 DSA_STB/GND_D

21 DQSY

D_Text

TU_DATA

GND_D

3

20 UP_CLK

2953

13

19

DSA_STB

3

TU_STEREO

+5V_VCD
GND_D GND_D

+5V_CD

2952 470p

10R

+5V6
GND_D

4

BZX79-B3V3

4

4

9634

6206

3

OUT

GND

10R

9.3V

220n

2

3

3820
IN

1

GND_M

100p 2951

1202
EH-B
2

+5V6_Con

13

9614

7202
MC78L05

220n

FROM / TO Power Board

F

DVD_ON

1541
FE-BT-VK-N
14

FE-BT-VK-N

VCDorCDRon

3821

1

A_CD

5

FE-BT-VK-N
1523

1542

GND_D GND_D

GND_D

1204
EH-B

1

4

+12V_M

9904

14

AMP_CS_DC

2208

E

2955

1n

13

F2

14

-CMOS

-10V

5K6

5

6

6204

12

-32V
F1

14

2

12 CD_SH_DATA

SW_INFO

2950 470p

11

11

CD_Right

AmOn

6205

10

10

6

5

CD_SH_STR

7

7

4

2

-Vkk

9

9

13

NTC

11 F2

CD_SH_CLK

8

8

6

CD_Left

3205

9

5

FROM/TO TUNER

8

For Non-VCD version only

13

1

10 F1

4903

10 SICL

9

8

6

Clipping

FROM / TO DPL Board

8

GND_D

12

PORE / DSA_STB

P

Pw_Dn

BZX79-C6V8

7

1n

2802
7

9

7

+5V_CD

DSA_STB

12

F2

4
1N4003
GND_M
3

9484

47u

6

6

4802

CD_PORE

Low_Pw_Ctrl

3822

5

+5V6

NTC

+12V_M

270R

5

2210

D

FROM / TO Power Board

4

4905

6209 47u

4

100n

3

For CDR version only

AMP_RIGHT

11

12 SILD

7

For VCD version only

11

12

6208

aa

BZX79-C10
2207

3

10

12

10

6

10

4914
1525
FE-BT-VK-N

10

6

9

-Vkk

11 CD_SH_DATA

5

9

GND_D

11

4

5

8

For VCD version only

11

4

8

F1

9

3

4913

P

+5V6

13 GND_D

+12V_M

3

7

14

GND_D

1N4003
2209

2

2

COAX1

2

7

14

GND

AMP_LEFT

2211

1

15

2

4912

+12V_M

13

100n

7

16

15

+5V6_Con

13

GND_M

13

COAX2

16

GND_D

14

8

FE-BT-VK-N
1206 1203 1201 1205
1

17

15

GND_EMC

C

18

17

1

2K2

9

18

2

4904

100n

8 4Y
10 5Y

100n

3807

3

470p

100n

100n

4A

3

I2C_Clk
GND_D

47n

2805

3A

470R

SRDT

SHIELD

2801

1N4003

2807

6 3Y

1

I2C_Data

19

2954

4

4 2Y

2804

2

3803

4921

1

2A

P 4906

3801

4801

6

220R

COAX 1
DIGITAL
OUT

5801
6RG

560R

47R
3805

2803

2

150p

3809

2806

B

3

VCC
1A

20

19

FE-BT-VK-N
1401
1405
1
1

GND_D

DQSY

FROM/TO 3CDC

14

EH-B
1524

7802
74LVU04D

2 1Y

FE-BT-VK-N
1522

NTC

UP_CLK

21

47p GND_D

2u2

1801
YKC21-3416

22

3808

1403

4.5V

GND_D

3802

3804

P

23

D_Text

FROM/TO
FRONT

P

+5V
1K

FROM/TO
FRONT

4909

100n

+5V_CD

P

FE-BT-VK-N
1521

2809

A

75R

3806

P...provision

9

F

12-7

12-7

VIDEO OUT CINCH BOARD COMPONENT LAYOUT

VIDEO OUT CINCH BOARD CHIP LAYOUT

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram
and respective parts list.

This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram
and respective parts list.

3139 113 3435 pt4 dd wk0123

3139 113 3435 pt4 dd wk0123

VIDEO OUT CINCH PART - CIRCUIT DIAGRAM
20 B3

1803 B1

1809 A1

2885 A1

1

2

3

Note : Some values may varies, see respective parts list for correct value.

1809

A

1

A

2885
10n

3

20
1

1

DIPMATE

2

B

YKC21-3564
1803

2

B

3139 118 53770...88380 for...3435 pt4 dd wk0123

1

2

3

ELECTRICAL PARTS LIST - AF9 BOARD
MISCELLANEOUS
1206
4822 267 11039

Flex Connector 11P

1603

4822 267 10733

Flex Connector 4P

1401
1402

Flex Connector 19P
Flex Connector 11P

1801

4822 267 31729

Cinch Socket - Digital out

100uF 20% 25V

4822 265 11553
4822 267 11039

1501
1504

4822 265 20553
4822 265 20553

Cinch Socket - Aux in
Cinch Socket - Line out

CAPACITORS
2201
4822 124 40207

1520
1522

4822 265 11515
4822 265 11553

Flex Connector 8P
Flex Connector 19P

2202
2203

4822 124 81151
4822 124 40433

22uF 50V
47uF 20% 25V

1531

4822 267 10953

Flex Connector 7P

2204

4822 124 40196

220uF 20% 16V

ELECTRICAL PARTS LIST - AF9 BOARD

2205
2206

4822 126 14238
4822 126 14494

2,2nF 50V
22nF 10% 25V

2604
2605

4822 124 81151
4822 122 31765

22uF 50V
100pF 2% 63V

2207
2208

4822 124 40433
4822 126 13879

47uF 20% 25V
220nF +80/-20% 16V

2606
2607

4822 122 31765
4822 126 13881

100pF 2% 63V
470pF 5% 50V

2209
2210

4822 124 41751
4822 126 13879

47uF 20% 50V
220nF +80/-20% 16V

2608
2609

4822 126 13881
4822 126 14508

470pF 5% 50V
180pF 5% 50V

2401
2402

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2610
2611

4822 126 14508
4822 124 81151

180pF 5% 50V
22uF 50V

2403
2404

4822 126 14305
4822 126 14305

100nF 10% 16V
100nF 10% 16V

2612
2621

4822 124 81151
4822 124 81151

22uF 50V
22uF 50V

2501
2502

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2622
2623

4822 122 31765
4822 124 40433

100pF 2% 63V
47uF 20% 25V

2503
2504

4822 124 22466
4822 124 22466

1uF 20% 50V
1uF 20% 50V

2624
2625

3198 017 42230
4822 124 40207

22nF 50V
100uF 20% 25V

2505
2506

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2626
2641

4822 124 40248
3198 016 31020

10uF 20% 63V
1nF 25V

2507
2511

4822 126 14305
4822 124 22466

100nF 10% 16V
1uF 20% 50V

2642
2653

3198 016 31020
4822 122 31765

1nF 25V
100pF 2% 63V

2512
2513

4822 124 22466
3198 016 31020

1uF 20% 50V
1nF 25V

2654
2661

4822 122 31765
4822 124 21913

100pF 2% 63V
1uF 20% 63V

2514
2515

3198 016 31020
4822 122 31765

1nF 25V
100pF 2% 63V

2662
2663

4822 124 21913
3198 016 31020

1uF 20% 63V
1nF 25V

2516
2521

4822 122 31765
4822 126 14305

100pF 2% 63V
100nF 10% 16V

2664
2665

3198 016 31020
4822 126 13881

1nF 25V
470pF 5% 50V

2522
2523

4822 126 14305
4822 122 31765

100nF 10% 16V
100pF 2% 63V

2666
2667

4822 126 13881
4822 126 14305

470pF 5% 50V
100nF 10% 16V

2524
2531

4822 122 31765
4822 124 40769

100pF 2% 63V
4,7uF 20% 100V

2669
2681

4822 126 14305
4822 124 40433

100nF 10% 16V
47uF 20% 25V

2532
2533

4822 124 40769
4822 122 31765

4,7uF 20% 100V
100pF 2% 63V

2682
2683

4822 122 33752
4822 126 14305

15pF 5% 50V
100nF 10% 16V

2534
2535

4822 122 31765
4822 124 40769

100pF 2% 63V
4,7uF 20% 100V

2691
2707

4822 122 31765
4822 122 31765

100pF 2% 63V
100pF 2% 63V

2536
2541

4822 124 40769
4822 124 41407

4,7uF 20% 100V
0,47uF 20% 63V

2708
2771

4822 122 31765
4822 124 41407

100pF 2% 63V
0,47uF 20% 63V

2542
2543

4822 124 41407
5322 126 11583

0,47uF 20% 63V
10nF 10% 50V

2801
2802

4822 126 14305
3198 016 31020

100nF 10% 16V
1nF 25V

2544
2546

5322 126 11583
4822 121 43856

10nF 10% 50V
4,7nF 5% 250V

2803
2804

4822 124 40756
4822 126 14305

1uF 20% 100V
100nF 10% 16V

2547
2548

5322 126 11579
5322 126 11579

3,3nF 10% 63V
3,3nF 10% 63V

2805
2806

4822 126 14305
4822 122 33753

100nF 10% 16V
150pF 5% 50V

2565
2567

4822 121 43856
3198 016 31020

4,7nF 5% 250V
1nF 25V

2807
2808

4822 126 14305
4822 126 14305

100nF 10% 16V
100nF 10% 16V

2568
2589

3198 016 31020
4822 121 42408

1nF 25V
220nF 5% 63V

2809
2810

4822 126 14305
4822 122 33777

100nF 10% 16V
47pF 5% 63V

2590
2591

4822 121 42408
5322 121 42661

220nF 5% 63V
330nF 5% 63V

2901
2902

4822 126 12882
3198 017 44740

100nF +80/-20% 50V
470nF 10V

2592
2593

5322 121 42661
4822 121 51252

330nF 5% 63V
470nF 5% 63V

2905
2908

3198 017 42230
4822 126 14305

22nF 50V
100nF 10% 16V

2594
2601

4822 121 51252
3198 016 31020

470nF 5% 63V
1nF 25V

2950
2951

4822 126 13881
4822 126 13881

470pF 5% 50V
470pF 5% 50V

2602
2603

3198 016 31020
4822 124 81151

1nF 25V
22uF 50V

2952
2953

4822 122 31765
4822 126 13881

100pF 2% 63V
470pF 5% 50V

12-8

12-8

ELECTRICAL PARTS LIST - AF9 BOARD

ELECTRICAL PARTS LIST - AF9 BOARD

RESISTORS
3201
3202

4822 117 12968
4822 051 30151

820R 5% 0,62W
150R 5% 0,062W

3615
3616

4822 051 30339
4822 051 30339

33R 5% 0,062W
33R 5% 0,062W

3804
3805

4822 116 83872
4822 051 30221

220R 5% 0,5W
220R 5% 0,062W

4904
4908

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

3205
3401

4822 116 52289
4822 051 30471

5k6 5% 0,5W
470R 5% 0,062W

3621
3622

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

3807
3808

4822 051 30222
4822 051 30223

2k2 5% 0,062W
22k 5% 0,062W

4913
4921

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

3402
3403

4822 051 30471
4822 116 52175

470R 5% 0,062W
100R 5% 0,5W

3623
3624

4822 051 30102
4822 051 30562

1k 5% 0,062W
5k6 5% 0,063W

3809
3820

4822 051 30479
4822 116 52176

47R 5% 0,062W
10R 5% 0,5W

COILS & FILTERS

3405
3408

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

3625
3626

4822 051 30472
4822 051 30472

4k7 5% 0,062W
4k7 5% 0,062W

3821
4100

4822 052 10109
4822 051 30008

10R 5% 0,33W
0R Jumper 0603

5621
5801

3409
3412

4822 051 30562
4822 050 11002

5k6 5% 0,063W
1k 1% 0,4W

3627
3628

4822 052 10109
4822 116 52283

10R 5% 0,33W
4k7 5% 0,5W

4101
4104

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

DIODES

3435
3436

4822 050 11002
4822 050 11002

1k 1% 0,4W
1k 1% 0,4W

3629
3631

4822 051 30472
4822 050 11002

4k7 5% 0,062W
1k 1% 0,4W

4108
4110

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

6201
6202

4822 130 30621
4822 130 30862

1N4148
BZX55-C9V1

3501
3502

4822 051 30472
4822 051 30472

4k7 5% 0,062W
4k7 5% 0,062W

3633
3634

4822 051 30102
4822 051 30562

1k 5% 0,062W
5k6 5% 0,063W

4111
4112

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

6205
6206

4822 130 61219
4822 130 31878

BZX79-C10
1N4003G

3503
3504

4822 051 30123
4822 051 30123

12k 5% 0,062W
12k 5% 0,062W

3635
3636

4822 051 30103
4822 051 30472

10k 5% 0,062W
4k7 5% 0,062W

4113
4114

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

6207
6208

4822 130 31878
4822 130 31878

1N4003G
1N4003G

3505
3506

4822 051 30153
4822 051 30153

15k 5% 0,062W
15k 5% 0,062W

3637
3638

4822 051 30103
4822 051 30472

10k 5% 0,062W
4k7 5% 0,062W

4115
4116

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

6401
6774

4822 130 30621
4822 130 30621

1N4148
1N4148

3511
3512

4822 117 12968
4822 117 12968

820R 5% 0,62W
820R 5% 0,62W

3640
3644

4822 116 52289
4822 051 30332

5k6 5% 0,5W
3k3 5% 0,062W

4119
4122

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

TRANSISTORS & INTEGRATED CIRCUITS

3513
3514

4822 051 30332
4822 051 30332

3k3 5% 0,062W
3k3 5% 0,062W

3645
3646

4822 051 30221
4822 051 30221

220R 5% 0,062W
220R 5% 0,062W

4124
4125

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7201
7202

4822 130 60511
4822 209 72042

BC847B
MC78L05ACP

3521
3522

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

3651
3652

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

4126
4127

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7401
7402

4822 130 41246
4822 130 60511

BC327-25
BC847B

3525
3526

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

3653
3654

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

4128
4130

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7403
7501

4822 209 17345
9322 150 74668

M62320FP
TDA7468D

3531
3532

4822 051 30152
4822 051 30152

1k5 5% 0,062W
1k5 5% 0,062W

3655
3656

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

4132
4133

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7601
7603

4822 209 31378
4822 130 42804

NJM4556AM
BC817-25

3533
3534

4822 051 30273
4822 051 30273

27k 5% 0,062W
27k 5% 0,062W

3657
3658

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

4134
4135

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7604
7621

4822 130 42804
4822 130 60511

BC817-25
BC847B

3543
3544

4822 117 12925
4822 117 12925

47k 1% 0,063W
47k 1% 0,063W

3661
3662

4822 051 30272
4822 051 30272

2k7 5% 0,062W
2k7 5% 0,062W

4137
4138

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7622
7623

4822 130 60373
4822 130 60511

BC857B
BC847B

3545
3546

4822 051 30562
4822 051 30562

5k6 5% 0,063W
5k6 5% 0,063W

3663
3664

4822 116 52256
4822 051 30222

2k2 5% 0,5W
2k2 5% 0,062W

4139
4141

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7635
7636

4822 130 60373
4822 130 60511

BC857B
BC847B

3547
3548

4822 051 30103
4822 051 30103

10k 5% 0,062W
10k 5% 0,062W

3665
3666

4822 051 30471
4822 051 30471

470R 5% 0,062W
470R 5% 0,062W

4142
4143

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7651
7652

4822 130 42804
4822 130 42804

BC817-25
BC817-25

3549
3550

4822 051 30183
4822 051 30183

18k 5% 0,062W
18k 5% 0,062W

3668
3669

4822 051 30472
4822 051 30103

4k7 5% 0,062W
10k 5% 0,062W

4144
4145

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7653
7654

4822 130 42804
4822 130 42804

BC817-25
BC817-25

3591
3592

4822 117 12902
4822 117 12902

8k2 1% 0,063W
8k2 1% 0,063W

3683
3684

4822 051 30154
4822 051 30154

150k 5% 0,062W
150k 5% 0,062W

4146
4147

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7661
7662

4822 130 60511
4822 130 60511

BC847B
BC847B

3593
3594

4822 051 30562
4822 051 30562

5k6 5% 0,063W
5k6 5% 0,063W

3686
3687

4822 117 12864
4822 117 11817

82k 5% 0,6W
1k2 1% 1/16W

4148
4150

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7663
7681

4822 130 60373
4822 130 60373

BC857B
BC857B

3601
3602

4822 116 52238
4822 116 52238

12k 5% 0,5W
12k 5% 0,5W

3688
3689

4822 051 30391
4822 051 30151

390R 5% 0,062W
150R 5% 0,062W

4151
4152

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7682
7802

4822 130 60511
4822 209 17235

BC847B
74LVU04D

3607
3608

4822 051 30682
4822 116 83961

6k8 5% 0,062W
6k8 5%

3692
3694

4822 051 30334
4822 051 30222

330k 5% 0,062W
2k2 5% 0,062W

4153
4403

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

7803

4822 130 60511

BC847B

3609
3610

4822 051 30273
4822 051 30273

27k 5% 0,062W
27k 5% 0,062W

3707
3708

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

4501
4641

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

Note :

Only the parts mentioned in this list are normal
service spare parts.

3611
3612

4822 051 30479
4822 051 30479

47R 5% 0,062W
47R 5% 0,062W

3711
3801

4822 051 30562
4822 051 30471

5k6 5% 0,063W
470R 5% 0,062W

4642
4811

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

3613
3614

4822 051 30102
4822 051 30102

1k 5% 0,062W
1k 5% 0,062W

3802
3803

4822 051 30223
4822 051 30561

22k 5% 0,062W
560R 5% 0,062W

4812
4903

4822 051 30008
4822 051 30008

0R Jumper 0603
0R Jumper 0603

!

!

4822 157 62552
2422 536 00019

Coil 2,2uH 5%
Transformer 6RG

13-1

13-1

SET MECHANICAL EXPLODED VIEW

Exploded_View_3139 119 33860 dd wk0202

13-2

13-2

MECHANICAL & ACCESSORIES PARTS LIST - MAIN UNIT

SCREW LISTS - MAIN UNIT

0101

3139 118 16980

Cabinet Front

/22

0201

3139 114 68640

Push Catch Left

185

D3 x 12

0101
0103

3139 118 16990
3139 118 14320

Cabinet Front
Window CDC

/34

0203
0204

4822 492 11344
4822 402 11246

Spring Compression
Bracket Right

186
211

D3 x 12
D3 x 12

0105
0106

3139 118 16820
3139 118 14340

Button Set CDC
Cover Tray CDC

0205
0206

4822 402 11245
3139 111 01380

Bracket Left
Spring Torsion Right

212
213

D3 x 12
D3 x 12

0107

4822 454 13408

Badge Philips

0207

3139 111 01390

Spring Torsion Left

214

M3 x 12

0111
0115

3139 118 14350
3139 118 14370

Button Standby/Eco Power
Cover Ring Volume/VU Chrome

0209
0246

4822 492 42787
4822 462 40683

Spring Cassette
Foot Rubber (SQ)

215
226

M3 x 12
M3 x 6

0116
0117

3139 118 17030
3139 118 16840

Window Display
Knob Volume Gloss Black

0251
0252

3139 114 72750
3139 114 72760

Bracket CDC Left
Bracket CDC Right

227
229

M3 x 10
M3 x 10

0120

3139 114 72360

Frame Button Set Source Select

0253

3139 114 73570

Panel Left

230

D3 x 10

0121
0122

3139 118 14390
3139 118 14400

Button Cap Source-CD
Button Cap Source-Tuner

0254
0255

3139 114 73580
3139 114 73590

Panel Right
Cover Top

231
232

M3 x 6
M3 x 6

0123
0124

3139 118 14410
3139 118 14420

Button Cap Source-Tape
Button Cap Source-Aux

0256
0256

3139 114 72790
3139 114 73100

Panel Rear
Panel Rear

276
277

M3 x 6
M3 x 10

0125

3139 114 72410

Lightguide Source-CD

0271

3139 114 71010

Stopper Heatsink

278

D3 x 16

0126
0127

3139 114 72420
3139 114 72430

Lightguide Source-Tuner
Lightguide Source-Tape

0350
0351

3139 118 79120
4822 303 50063

L/R Loudspeaker Box
FM Aerial

279
280

D3 x 12
D3 x 12

0128
0129

3139 114 72440
3139 118 14720

Lightguide Source-Aux
Button Set RDS/NEWS

0356
0384

3139 228 87110
2422 549 45067

Remote Control
Antenna AM Loop

283
285

D3 x 12
D3 x 12

0129

3139 118 15320

Button Set RDS/NEWS/Dolby /34

0385

2422 070 98151

286

D3 x 12

0130
0131

3139 118 14440
3139 118 16850

Button Prog/Time-Disp
Cover Ring Func Control

0387
0387

3139 115 21200
3139 115 21210

Instruction For Use
Instruction For Use

287
292

D3 x 12
M3 x 12

0132
0133

3139 118 15460
3139 118 14470

Button Set Func Control
Cap Function Control

/22

1120
1202

4822 361 11161
3139 110 35350

Fan KD1206PTS3
FFC Foil 11P/220/11P AD

293
294

M3 x 12
M3 x 10

0133

3139 118 15350

Cap Function Control

/34

1203

3139 110 35010

FFC Foil 07P/340/07P AD

295

D3 x 12

0134
0135

3139 118 14820
3139 118 16830

Cover Ring DSC/VAC/IS
Button DSC/VAC/IS

1401
1402

3139 110 34970
3139 110 34610

FFC Foil 19P/180/19P AD
FFC Foil 11P/180/11P AD

296
297

D3 x 12
D2 x 8

0140
0141

3139 118 14500
3139 118 14780

Knob Jog Rotary
Button WOOX Plus Chrome

1403
1404

3139 110 35130
3139 110 34990

FFC Foil 06P/180/06P AD
FFC Foil 12P/120/12P AD

298
299

D3 x 10
D3 x 10

0142

3139 114 72470

Frame Button Set WOOX

1405

3139 110 35000

FFC Foil 08P/120/08P AD

300

D3 x 12

0144
0145

3139 118 14790
3139 114 72500

Knob Rotary WOOX Chrome
Guide Rotary WOOX

1406
1407

4822 320 12752
3139 110 34010

FFC Foil 07P/180/07P AD
FFC Foil 06P/140/06P AD

301
302

D3 x 12
D3 x 12

0148
0148

3139 118 17000
3139 118 17010

Cover Orn Control
Cover Orn Control

1501
1503

3139 110 35120
3139 110 34800

FFC Foil 04P/400/04P BD
FFC Foil 19P/180/19P BD

304
305

D3 x 12
D2 x 8

0149

3139 118 16790

Cover Control WOOX

1601

3139 110 35050

FFC Foil 08P/220/08P AD

306

D3 x 12

0151
0152

3139 118 16800
3139 118 16810

Cover Cassette Left
Cover Cassette Right

1702
5001

4822 320 12654
3103 308 30690

FFC Foil 07P/220/07P AD
Mains Transformer

0152
0153

3139 118 17020
3139 114 74910

Cover Cassette Right Dolby /34
Lens Cassette Left

0154

3139 114 74920

Lens Cassette Right

0197
0198

3139 114 68630
3139 114 68620

Door Cassette Right
Door Cassette Left

0199
0200

4822 402 10621
4822 529 10322

Push-Catch
Damper Assembly

/22

/22
/34

/22

!

!

/22
/34

Mains Cord

Note : Only the parts mentioned in this list are normal
service spare parts.

/22
/34



Source Exif Data:
File Type                       : PDF
File Type Extension             : pdf
MIME Type                       : application/pdf
PDF Version                     : 1.4
Linearized                      : No
Create Date                     : 2001:08:07 08:54:26Z
Keywords                        : 3139, 785, 30017
Subject                         : 3139 785 30017
Modify Date                     : 2002:02:08 09:14:23+01:00
Page Count                      : 94
Page Mode                       : UseOutlines
Page Layout                     : SinglePage
Creation Date                   : 2001:08:07 08:54:26Z
Producer                        : Acrobat Distiller 4.05 for Macintosh
Author                          : Service Audio, Singapore
Mod Date                        : 2002:02:08 09:14:23+01:00
Metadata Date                   : 2002:02:08 09:14:23+01:00
Description                     : 3139 785 30017
Title                           : Service Manual FW-C785/22/34
Creator                         : Service Audio, Singapore
EXIF Metadata provided by EXIF.tools

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