Radio Shack 4301107A 900 MHz Cordless Telephone User Manual Draft Owners Manual

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Document ID	20981
Application ID	c+axa9AFY73Cn5i+JoM8mg==
Document Description	Draft Owners Manual
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Adobe Acrobat PDF - pdf
Filesize	2.66kB (33297 bits)
Date Submitted	1999-01-26 00:00:00
Date Available	1999-03-10 00:00:00
Creation Date	2001-07-06 15:30:36
Producing Software	Acrobat Distiller 4.0 for Windows
Document Lastmod	2001-07-06 15:30:37
Document Title	Draft Owners Manual

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RADIOSHACK MODEL 43-1107A (FCC ID: AAO4301107A) - USER MANUAL
AND OPERATIONAL DESCRIPTION
USER MANUAL
CAUTION
You are cautioned that any changes or modifications not expressly approved
in this manual could void your authority to operate this equipment.
Introduction
Your 900 MHz cordless phones is designed and engineered to exacting
standards for reliability, long life, and outstanding performance.
Features
900 MHz Extended Range Technology
40 Channel Autoscan
9-Number Memory Dialing
3 One-Touch Priority Keys
Desk or Wall Mountable
Tone/Pulse Dialing
Handset Volume Control
32 Digit Redial
Page/Find
AutoTalk
AutoStandby
7 Hours Talk Time
Hearing Aid Compatible
Your 900 MHz cordless phone includes AutoTalk and AutoStandby. AutoTalk
allows you to answer a call by just removing the handset from the base so
you dont have to waste time pushing buttons or flipping switches.
AutoStandby allows you to hang up by simply returning the handset to the
base.
The UltraClear Plus true compander circuitry virtually eliminates
background noise. This innovative technology, together with 40 different
channels, provides you with the best possible reception during all your
conversations.
To protect you against misbilled calls which might result from your phone
being activated by other equipment, your phone has Random Code digital
security which automatically selects one of over 65,000 digital security
codes for the handset and base. Also, the AutoSecure feature
electronically locks your phone when the handset is in the base.
To get the most from your phone, please read this owners manual
thoroughly. Also, be sure to complete the product registration form and
mail it in.
Included with Your Phone
This Owners Manual
Other Printed Material
Precautions and Important Safety Instructions
Controls and Functions
1.talk - answers or places calls
2.*/tone - switches to tone dialing in pulse dial mode
3.redial - redials the last number
4.pause - adds a timed pause in a memory dialing sequence
5.talk/batt - LED indicates when phone is in use or the battery is low
6.flash - accesses call waiting (if available)
7.mem - enters or recalls numbers in memory
8.volume - sets both the ringer and earpiece volumes
9.chan - selects another channel for clearer reception
10.m1, m2, m3 - accesses stored numbers in memory locations 1, 2, and 3
for one-touch dialing
11.handset retainer - holds handset in base for wall mounting.
12.status LED - indicates the phone is in use or the handset is charging
13.page/find - locates the handset
Installation
Charging the Battery Pack
The rechargeable Nickel-Cadmium battery pack must be fully charged before
using your phone for the first time. Before plugging the phone line into
your new phone, you must charge the battery for approximately 15-20 hours
without interruption.
1.Remove the handset battery cover.
2.Plug the batterys cable into the handset and place the battery pack
inside the battery compartment.
3.Replace the battery cover.
Charging the Handset
Place the handset on the base to charge. (The handset can charge in
either the face-up or face-down position.)
Low Battery Indicator
When the battery pack in the handset is low and needs to be charged, the
batt LED flashes every 3 seconds. If this occurs while you are on the
phone, you will hear an alert tone. Complete your call as quickly as
possible, and return the handset to the base for charging.
Cleaning the Battery Contacts
To maintain a good charge, it is important to clean all battery contacts
on the handset and base about once a month. Use a pencil eraser or other
contact cleaner. Do not use any liquids or solvents.
Selecting a Location
Before choosing a location for your new phone, read the Installation
Considerations included in the Precautions and Important Safety
Instructions brochure. Note: Raise the antenna on the base to get best
communication range.
Setting the Dial Mode Switch
Desk or Tabletop Installation
1.Plug the AC adapter cord into the 9V DC input jack on the base.
2.Wrap the AC adapter cord inside the molded strain-relief.
3.Plug one end of the long telephone cord into the TEL LINE jack on the
base.
4.Place the telephone cord into the right molded channel cord holder.
5.Plug the other end of the telephone cord into the telephone wall jack.
(Remember, the phone must be fully charged before you can use it.)
6.Plug the AC adapter into a standard 120V AC wall outlet that is not
controlled by a wall switch.
7.Raise the antenna on the base.
Wall Installation
Setting the Handset Retainer for Wall Mounting
1.Remove the handset retainer on the base by sliding it upward.
2.Flip the retainer over so the tab is facing up.
3.Slide the retainer back onto the base.
Mounting on a Standard Wall Plate
The phone is designed to be mounted on a standard AT&T or GTE wall plate.
1.Plug the AC adapter into the base.
2.Place the AC adapter cord inside the left molded channel cord holder.
3.Plug a short telephone cord into the TEL LINE jack on the base.
4.Place the telephone cord into the right molded channel cord holder and
plug the other end of the cord into the wall jack. (Remember, the phone
must be fully charged before you can use it.)
5.Place the base on the two posts of the wall plate and slide downward to
secure.
6.Plug the AC adapter into a standard 120V AC wall outlet that is not
controlled by a wall switch.
7.Raise the antenna on the base to get best communication range.
Mounting Directly on a Wall
If you do not have a standard wall plate, you can mount the phone
directly on a wall. Before mounting your cordless telephone, consider the
following:
Select a location away from electrical cables, pipes, or other items
behind the mounting location that could cause a hazard when inserting
screws into the wall.
Make sure the wall material is capable of supporting the weight of the
base and handset; otherwise, damage to the unit could result.
Use #10 screws with anchoring devices suitable for the wall material
where the base will be placed.
1.Insert the screws, with their appropriate anchoring devices, 35/16
inches apart. Allow 3/16 of an inch between the wall and screw heads for
mounting the phone.
2.Plug the AC adapter into the base.
3.Place the AC adapter cord inside the left molded channel cord holder.
4.Plug one end of the long telephone cord into the TEL LINE jack on the base.
5.Place the telephone cord into the right molded channel cord holder.
6.Place the base on the screws and push down until its firmly seated.
7.Plug the other end of the telephone line into the telephone wall jack.
(Remember, the phone must be fully charged before you can use it.)
8.Plug the AC adapter into a standard 120V AC wall outlet that is not
controlled by a wall switch.
9.Raise the antenna on the base to get best communication range.
Setting Up Your Phone
Raising the Antenna
Before using your phone, be sure to raise its antenna to the vertical
position.
Adjusting Ringer/Volume Controls
Ringer Tone and Volume
1.While the phone is not in use, press volume .
2.The phone has two ringer tones, each with two volume levels. Press
volume again until you hear the ringer tone and volume level you want.
Setting the Handset Earpiece Volume
1.While you are on a call, press volume .
2.The phone has two receiver volume levels, one soft and one loud. Press
volume again until you hear the volume level you want.
3.Plug the AC adapter into a standard 120VAC wall outlet that is not
controlled by a wall switch.
4.Place the handset upright in the charging cradle. (The handset can be
placed in the charger with the keypad facing either the front or back of
the charging cradle.)The charge LED lights while the unit is charging.
Using Your Phone
Making and Receiving Calls
Storing a Number in Memory
Your 900 MHz cordless phone has 9 memory locations for storing important
telephone numbers.
1.Remove the handset from the base and press mem. The talk LED flashes
and you hear a beep.
2.Enter the phone number you want to store (up to 16 digits).
3.Press mem and enter a number (1-9) on the keypad for the memory
location you want to use.
You hear a long beep and the talk LED goes out indicating the number has
been stored successfully.
If you select any keys other than 1-9, the handset will beep rapidly and
no number will be stored.
Entering a Pause in Memory Dialing
If you would like to use a phone number stored in memory to access voice
mail, for example, you can store a pause in the phone number sequence.
To use this function, follow steps 1 and 2 in Storing a Number in Memory,
then press the pause button on the handset to place a pause in the phone
number sequence.
10
Follow the remaining steps in the Storing a Number in Memory section to
complete the operation.
Storing Mixed Tone/Pulse Numbers
If your phone is set up for pulse dialing, you can store a mixed mode
number (up to 16 digits) to easily access long distance services.
1.Remove the handset from the base and press mem. The talk LED flashes
and you hear a beep.
2.Enter the number to be dialed in pulse mode.
3.Press the */tone button on the handset. The */tone button counts as one
digit and enters a pause.
4.Enter the number(s) to be dialed in tone mode.
5.Press mem and a number (1-9) on the keypad for the memory location you
wish to use. You hear a long beep and the talk LED goes out.
Dialing a Stored Number
To dial a phone number stored in memory, press talk, then press mem and
the memory location (0-9). Your phone will dial the stored number.
One-Touch Dialing
Your phone is equipped with three One-Touch Priority keys for instant
dialing (m1, m2, and m3). You cannot store phone numbers directly into
m1, m2, and m3. They are only used to dial phone numbers stored into
memory locations 1, 2, and 3 on the keypad.
11
1.To instantly dial phone numbers stored in memory locations 1, 2, or 3,
simply press m1, m2, or m3. (There is no need to press talk, the phone
will automatically dial.)
2. If no phone number was stored in memory locations 1, 2, or 3 on the
keypad, pressing m1, m2, or m3 will do nothing.
Chain Dialing
After dialing a number you may be requested to enter a special access
code, for example, when performing a banking transaction.
1.Store the access code into one of the memory locations(1-9).
2.Dial the main number.
3.Press mem and the memory location of the access code at the appropriate
time.
Erasing a Stored Number
1.Remove the handset from the base.
2.Press mem twice.
3.Press the memory location number (1-9) you want to clear. You hear a
long beep confirming that you have erased the number.
12
Replacing a Stored Number
Remember, your phone has 9 memory locations, represented by the numbers
1-9 on the keypad. If you store a phone number in one of these locations,
then attempt to store a different number in the same location later, the
new number will replace the previous one.
Selecting a Different Channel
If you encounter interference while using your phone, you can manually
change the phones channel for clear operation. Interference can come from
appliances or other phones in your home. This function works only when
the phone is in use.
The chan button on the handset allows you to choose between 40 factory
set channels. During the course of a conversation, if you hear static or
noise which makes it difficult to hear, press chan. The talk LED flashes,
indicating the phone is changing to another channel.
Using the Flash Button
Use flash for accessing services such as call waiting. If you receive a
call during your conversation, press the flash button on the handset.
Press flash again to return to the previous call.
13
Using the Page/Find Feature
The Page/Find feature sends a signal from the base to the handset causing
it to beep. This is useful for locating the handset when it is away from
the base. To use this feature, press page/find on the base. The handset
beeps for 60 seconds. (Press and hold the page/find button to get a
continuous beep.)
On the handset press talk to end the page. Press talk again if you do not
wish to make a call.
Traveling Out of Range
When you begin to move too far from the base, you will first hear a
clicking sound. As you travel further out of range, the voice
transmission will begin to break up. If you pass the range limits of the
base, your call will terminate.
14
--------------------------------------------------------OPERATIONAL DESCRIPTION
(superscript: CIRCUIT DESCRIPTIOAND)
(superscript: DIGITAL SECURITY CODE INFORMATION)
UC-219ZL AAO4301107A
43-1107A
(superscript: Equipment Description )
(superscript: =====================)
(superscript: Your 900MHz cordless telephone is a telephone terminal
device that is designed for voice operation in a similar fashion to an
ordinary residential or business telephone without the inconvenience and
restrain of a handset cord.)
(superscript: This device consists of a base unit and a handset. The
base unit is connected to a standard telephone modular jack (USOC RJ 11C
Type) and is supplied electric power from a standard AC power line by
using with the AC Adapter. The handset is powered from an internal
battery pack.)
(superscript: Your 900MHz cordless telephone operates by means of a full
duplex radio frequency TX/RX system in 902 - 928 MHz band. These radio
frequency systems operate in accordance with Part 15 of the FCC Rules.)
(superscript: Your 900MHz cordless telephone has been specifically
designed to comply with the requirements set forth in Part 68 of the FCC
Rules as well as the Part 15 requirements.)
(superscript: Circuit Description and Operating Frequency)
(superscript: ===========================================)
15
(superscript: Overview)
(superscript: This equipment is a Cordless Telephone System which
operates within the 900MHz ISM band. This equipment consists of a base
unit and a handset. The base unit is connected to a telephone network,
and has transmitter and receiver circuits which are served to
communication with the handset. The handset also has a transmitter and
receiver portions in addition to regular dialing circuit.)
(superscript: Both the handset and the base unit have PLL circuits which
enable to communicate in an empty channel. Pressing the CH key on the
handset can last the communications moving into other open channel
without cutting the line even if interfered by interruption on talks.)
(superscript: 1. Handset)
(superscript: 1) Local Frequencies and Intermediate Frequencies)
(superscript: TX VCO Frequency: 902.052464 MHz to 904.002470 MHz)
(superscript: RX 1st Local Freq.: 936.552559 MHz to 938.502564 MHz)
(superscript: RX VCO Frequency: 936.552559 MHz to 938.502564 MHz)
(superscript: RX 2nd Local Freq.:
10.100 MHz)
(superscript: 1st Intermediate Frequency: 10.555 MHz)
(superscript: 2nd Intermediate Frequency: 455 kHz)
(superscript: 2) Communication Link to Base unit)
(superscript: RX Circuit:)
(superscript: An incoming RF signal from the base unit is received
through the antenna. RX VCO frequency shown above is produced by PLL IC
(IC502) and RX VCO (IC502 1/2). Then, this frequency is the RX 1st Local
frequency.)
(superscript: This 1st local signal is applied to the 1st Mixer (IC502)
which produces 1st IF of 10.555MHz.)
16
(superscript: The 1st IF signal (10.555MHz) is mixed with 2nd local
frequency of 10.1MHz to produce the 2nd IF of 455kHz at IC401. AF signal
demodulated by IC401 is amplified by the audio amplifier
(Q401/Q403/Q405/Q406) to drive a speaker.)
(superscript: TX Circuit:)
(superscript: TX VCO signal is generated at the PLL circuit and the TX
VCO (IC502 2/2). Meanwhile, voice signal from the microphone (MC401)
modulates the TX VCO signal at IC502. This modulated signal is the TX
RF frequencies as listed above.)
(superscript: Then, the TX RF signal is amplified by RF AMP (Q506/Q507)
and fed into the antenna through a band pass filter (FT501).)
(superscript: 3) Dialing Signal)
(superscript: When this equipment is in Talk Mode, the transmitting
circuit and dialing circuit are activated to make outgoing call. In this
condition, when any number keys are pressed, the CPU (IC404) generates
corresponding dial pulse codes.)
(superscript: 2. Base Unit)
(superscript: 1) Local Frequencies and Intermediate Frequencies)
(superscript: TX VCO Frequency : 925.997470 MHz to 927.947465 MHz)
(superscript: RX 1st Local Freq.: 891.497564 MHz to 893.447559 MHz)
(superscript: RX VCO Frequency : 891.497564 MHz to 893.447559 MHz)
(superscript: RX 2nd Local Freq.: 10.100MHz)
(superscript: 1st Intermediate Frequency: 10.555 MHz)
(superscript: 2nd Intermediate Frequency: 455 kHz)
(superscript: 2) Communication Link to Handset)
(superscript: RX Circuit:)
(superscript: An incoming RF signal from the handset is received through
the antenna.)
17
(superscript: RX VCO frequency shown above is produced by PLL IC (IC202)
and RX VCO (IC202 1/2). Then, this frequency is the RX 1st Local
frequency. This 1st local signal is applied to the 1st Mixer (IC202)
which produces 1st IF of 10.555MHz.)
(superscript: Then, the 1st IF signal (10.555MHz) is mixed with 2nd local
frequency of 10.100MHz to produce the 2nd IF of 455kHz at IC3, and also
AF output is obtained by IC3. The demodulated signal by IC3 contains a
security code, and the code is fed to the CPU.)
(superscript: TX Circuit:)
(superscript: TX VCO signal is generated at the PLL circuit and the TX
VCO (IC202 2/2). Meanwhile, voice signal from Telephone Network through
the Hybrid Transformer (T1) modulates the TX VCO signal at IC202. This
modulated signal is the TX RF frequencies as listed above. Then, the TX
RF signal is amplified by RF AMP (Q206/Q207) and fed into the antenna
through a band pass filter (FT201).)
(superscript: 3) Dialing Signal)
(superscript: Dial pulse code sent from the handset is demodulated by IC3
as mentioned above, and is fed into the CPU to control RL1.)
(superscript: 4) Telephone Interface Circuit)
(superscript: Outgoing voice signal to telephone network is amplified by
IC1 and Q3. This signal is delivered to the telephone interface circuit
through the Hybrid Transformer (T1).)
(superscript: Incoming voice signal also goes through T1, then it is
amplified by Q4 and IC1 2/2 to a proper level for frequency modulation,
then it is fed to the TX circuit. To protect the TX/RX circuits from a
metallic surge, the surge absorbing capacitor (C20) is provided at the
secondary circuit of the Hybrid Transformer (T1).)
18
(superscript: 5) Bell Signal)
(superscript: An alerting signal (Bell signal) is detected by means of a
Photo Coupler (IC4) which has a sufficiently high impedance.)
(superscript: 6) Power Supply Circuit)
(superscript: The power supply circuits are composed of Q7, Q11 and a
zener diode type D11 and D13. These are voltage regulator circuits to
stabilize input voltage from the AC Adapter to attain a stable operation.)
(superscript: Digital Security Code Information)
(superscript: =================================)
(superscript: 65536 Digital Security Code)
(superscript: This cordless telephone system automatically selects a
different security code from 65536 possible discrete digital codes each
time the cordless telephone is used.)
(superscript: Furthermore, the security code can be changed randomly by
pressing PAGE button on the base unit when the handset is placed in the
base unit.)
(superscript: [APPENDIX]
TEST MODE AND OPERATION FREQUENCY)
(superscript: TEST MODE)
(superscript: This cordless telephone has test mode function which enable
to perform TX/RX testing.)
(superscript: Test Mode for Base Unit)
(superscript: To enter the test mode, connect the AC Adapter to the unit
while)
(superscript: pressing the PAGE button. When test mode is set up, and the
LINE LED lights. The unit is set for CH 19 (926.897468MHz) Transmitting
mode.)
19
(superscript: To change the transmitting frequency, change the TONE/PULSE
switch position to TONE side and them press the PAGE button during the
unit is set the TX Test mode, so that the channel is changed from CH 19
to CH 20. Every pressing the CHANNEL key, channel is changed as below.)
(superscript: 19 20 21 40 1 2 3 - - - 39 40 1 2 3 4 ---)
(superscript: To cancel the test mode, place the Handset in the Base
Unit, so that the STATUS LED lights and the equipment is set for normal
operation mode (Standby mode).)
(superscript: Or, disconnect the AC Adapter and connect it again, so that
the test mode is easily canceled.)
(superscript: Test Mode for Handset)
(superscript: First, disconnect the battery pack. Then, connect the
battery pack again while pressing # and * keys. When test mode is set
up, long beep tone is heard and the TALK LED lights. The unit is set for
CH 21 Transmitting mode. Every pressing the CHANNEL key, channel is
changed as below.)
(superscript: 21 20 19 40 1 2 3 - - - 39 40 1 2 3
4 ---)
(superscript: To cancel the test mode, press the TALK key.)
RADIOSHACK
CARE AND MAINTENANCE:
Modifying or tampering with 43-1107A internal components can cause a
malfunction and might invalidate its warranty and void your FCC
authorization to operate it. If your 43-1107A is not performing as it
should, take, it to your local RadioShack store for assistance. If the
trouble is affecting the telephone line, the phone company can ask you to
disconnect your 43-1107A until you have resolved the problem.
20
FREQUENCY TABLE
CH
Portable(TX Frequency)
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
902.052464MHz
902.102465MHz
902.152465MHz
902.202465MHz
902.252465MHz
902.302465MHz
902.352465MHz
902.402465MHz
902.452465MHz
902.502466MHz
902.552466MHz
902.602466MHz
902.652466MHz
902.702466MHz
902.752466MHz
902.802466MHz
902.852467MHz
902.902467MHz
902.952467MHz
903.002467MHz
903.052467MHz
903.102467MHz
903.152467MHz
903.202468MHz
903.252468MHz
903.302468MHz
903.352468MHz
903.402468MHz
903.452468MHz
903.502468MHz
903.552468MHz
903.602469MHz
903.652469MHz
903.702469MHz
903.752469MHz
903.802469MHz
903.852469MHz
903.902469MHz
903.952470MHz
904.002470MHz
Base(TX Frequency)
925.997470MHz
926.047470MHz
926.097470MHz
926.147470MHz
926.197470MHz
926.247469MHz
926.297469MHz
926.347469MHz
926.397469MHz
926.447469MHz
926.497469MHz
926.547469MHz
926.597469MHz
926.647468MHz
926.697468MHz
926.747468MHz
926.797468MHz
926.847468MHz
926.897468MHz
926.947468MHz
926.997467MHz
927.047467MHz
927.097467MHz
927.147467MHz
927.197467MHz
927.247467MHz
927.297467MHz
927.347466MHz
927.397466MHz
927.447466MHz
927.497466MHz
927.547466MHz
927.597466MHz
927.647466MHz
927.697466MHz
927.747465MHz
927.797465MHz
927.847465MHz
927.897465MHz
927.947465MHz
21

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