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Service Manual CLA

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1. e ul o go 2 lt m This is a basic schematic diagram VOLTAGES OF IC amp TRANSISTOR TRANSISTOR Unit Volt t PLAY MODE SANYO SANYO Electric Co Ltd w Apr 95 100 NS Printed in Japan Osaka Japan
2. ANSWERING SYSTEM OPERATION continued OTHER ANSWERING SYSTEM FEATURES CALL SCREENING This cordless telephone answering system lets you monitor incoming calls from the base station or the handset to avoid unwanted calls Base station 1 EXTENSION PHONE DISCONNECT Set the VOLUME control to the Correct position to let you hear messages If you do not wish to speak to the caller let the answering System record the message If you wish to speak to a caller pick up the handset from the base station When you finish speaking to the caller return the handset to the base station cradle The unit returns automatically to the auto answer mode Handset If the handset is not on the base station cradle the REMOTE indicator flashes while the incom ing message is recorded 1 To monitor the incoming message press the REMOTE button If you wish to speak to the caller press the TALK button 2 When you finish speaking to the caller press the END button The unit returns automatically to the auto answer mode If you pick up an extension phone while a call is being answered the unit automatically disconnects from the line to let you take the call If you pick up while a message is being recorded the call is counted as one call If you pick up while your outgoing message is being played the call is not counted ANSWERING SYSTEM OPERATION continued To turn on the answering system by remote if you hav
3. Data Input from je ow cow moor cowan sa RELAY ___ 55 EHEAD Eraso Hoad Coma Low Some rej 57 Tx POWER 1 TX Power Low 0 8 M B Make Break Switch High 33 Low 3996 STD DTMF Receiver Input from pr 0 RX Data Input pro Ed 61 REC PLAY REC PLAY Control to WEE LL 62 RINGO Buzzer Sound Output TEST Test Mode Switch AC CHECK AC Power Check low No Signal Name Description of Function INT LED INT LED Control 32 LATCH 3 Latch DTMF Generator Control RING CP Ringer CPC Signal Input e imag aa BIS CET Branch Check t w 1 45 ______ Busy inputtromica30_ Low 46 REEL PULSE Rotate Detect tow 1 a vox VOX Signal mua t w BL LANE Key Scan Data Input from EE 704 P01 Key Scan Data Input from Key Matrix Slide Switch pm Ps o poo ANSSET oGmrec 1 MONE PULSE PLAYBACK pacent srop ERASE__ RINGOELAY1 RINGER FLASH 1 pos INNGDELAY2 IRINGERZ IFLASHZ LIE SIO un m e nm 57 on 16 2 Key Matrix ANSWER Key Matrix RING
4. Service Manual Cordless Telephone SANYO FILE NO CLA 1380 nz Answering System Contents Specifications 1 Operation ae aida Ses WE 2 Removal 13 Tape Adjustments 16 Adjustment scele EY wer EE RR 18 Exploded View Handset 25 Exploded View Base Station 26 Parts eol lC EPIRI Gl eI dU 27 IC Description 33 Circuit Description 36 Trouble Shooting Guide 40 PRODUCT CODE No 178 585 93 Voltages of IC and Transistor 49 Block Diagram Handset 53 Schematic Diagram Handset 54 Wiring Diagram Main of Handset 56 Block Diagram Base Station 58 Wiring Diagram Control of Handset 60 Schematic Diagram Base Station 62 Wiring Diagram Control of Base Station 64 Wiring Diagram OGM 65 Wiring Diagram Main of Base Station 66 Schematic Diagram OGM 8 Control 70 REFERENCE No 5 580489 SPECIFICATIONS e CORDLESS TELEPHONE ANSWIRING SYSTEM Transmitting frequency Recording System Micro Cassette Base station 30 075 30 300 MHz Securi
5. followed by button 2 Connect IC351 pin 16 to ground by electrical capaci tor 1O04F 16V HCC OFF Mode 2 RX RF 1 Connect a FM SSG 46 dB gt 0 dB to the ANT test pin CN151 2 Adjust T151 so that the reading of the distortion me ter is minimum distortion less than 1096 3 RX AF LEVEL 1 Connect a FM SSG 0 dB 46 dB to the ANT test pin CN151 2 Adjust VR352 so that the reading of the AF voltmeter is 50 mV 10 mV at SPEAKER output ADJUST VALUE SPECIFICATION less than 10 50 mV 10 mV AF Voltmeter 150 ohm Dummy Adjust 50 mV Distortion Meter 1 Adjust VR351 to obtain reading of OV at digital volt meter 2 Confirm at power supply as follows Power supply Voltmeter reading 3 35V lt 0 5V 3 5V gt 3 0V IC351 Pin 36 Digital Voltmeter Unit ADJUSTMENT BASE STATION SECTION e TEST mode setting Before connecting DC 9V to uni parform the following operation Push button at once STOP SW454 PLAY SW453 ANSWER SW452 A beep signal will be heard after DC supply connected PARTS LOCATIONS Or by shorting TEST round solder side Note During adjustment disconnect the antenna wire from the base station unit Connect the AC Adaptor DC 9 0 V center minus into the DC jack VR602 ux VR603 CN102 T202 T201 T301 DN AUTO ping feel Ti 540
6. 1C001 LC66358B Micro Processor for Handset Signal Name Description of Function Active 170 Key Matix Strobe Out ses Koy Matix Strabo Ou Fa mz key Matrix Stobe Out Fe No 1 RXDATA e Tx MUTE 1X Mute 25 TALK LED__ Tak LED Goni o 26 KEY MON Key Montor Signal __ 0 REMOTE LED Remote LED Gor PPLE DATA 16451 Chanel iG4s1 Cramer ne Non Connection Open __ lt 2 O PLL Lock Change PLL EN 451 Channel Select 5 25 75 W 4 TX DATA 1 TX Data LO Oo TXDATA2 o eee ace EE 5 BATT LOW Battery Low Detect CHARGE Charge Delect 7 TEST 1 Normal TEST mode RING SW Ringer Switch Input 7777371 US AUS Model Selector Low 1 Son Check TEST mode k w 1 Non Connection Power Source ric Q O NC PNG Non Connection _ 2 0502 Clock Out Pron key Wats input 21 RESET System Reset input tow ss Por key Matix pu _____ _______ ___ 22 RX VOL Volume cona o Poe Tx POWER 2 TX Power Low o 47 Ke
7. MIC MODULATION 5102 MOD SIDE VR651 1 5 kHz Dev 1 5 0 1 kHz Dev 1 kHz OSC OUT 10 mV 0 9 0 3 kHz Dev 300 Hz 2 7 1 0kHz Dev 3 kHz Frequency Counter L151 DPX side RF Electronic Voltmeter 651 Test Pin 1 GND Mod 1kHz Linear Detector 100 F 6 3V ADJUSTMENT 3 RECEIVING HANDSET Test Equipment 1 FM SSG 50 ohm OPEN type 2 AC Voltmeter 3 DC Power Supply DC 3 8V 4 Distortion meter 6 Digital voltmeter 1 RX IF 1 Connect a FM SSG 1 kHz mod 2 0 kHz dev 30 100 MHz 46dB to the ANT test pin CN151 2 Connect an AF VTVM and distortion meter in parallel and terminate a 150 ohm dummy load across the SP terminal 3 Adjust T351 so that the reading of the AF voltmeter is maximum level and minimum distortion at distor tion meter STEP 1 RXIF 2 RXRF 3 RX AF LEVEL CN151 Unit L151 DPX SIDE IC351 Test 16 Ls SS 10uF 16V GND Mod 1kHz Dev 2 0 kHz 4 BATTERY LOW HANDSET Test Equipment 1 Digital Voltmeter 2 DC Power Supply Unit Condition 1 Disconnect Ni Cd battery feed 3 8V from power sup ply terminal 2 Connect digital voltmeter across IC351 pin 36 Hot and ground 3 Change DC power supply from 3 8V gt 3 4V 4 Give a full turn to VR351 at counterclockwise SP GND Unit Condition 1 Change to channel 6 by pushing 6
8. Measuring Pin No TALK MODE 1 701 LC4066BM TALK MODE 2 3 PLAY MODE 5 702 LA2805M TALK MODE 3 PLAYMODE Poe Po TALK MODE PLAY MODE 2 1C704 LC7385M 2 RAE PLAY MODE VOLTAGES OF IC amp TRANSISTOR 1 901 PC724V 1 902 TLP521 TR REEL 1C903 PC814 1 904 17806 TALK MODE PLAY MODE TRANSISTOR PLAY MODE Unit Volt 4 3 gt 915 5 WNOIS BLOCK DIAGRAM HANDSET 53 SCHEMATIC DIAGRAM HANDSET This is a basic schematic diagram R EH ARE 5 iXX 5 wa amp B PAGE 55 unnm WIRING DIAGRAM HANDSET MAIN BUZZER REMOTE CONTROL REMOTE CONTROL 002 lt O J CN655 73 f n ibe c i w Vd 5 A 55 57 BLOCK DIAGRAM BASE STATION i 1 302 1 2 9710 711 AC 0712 70 10701 ROTATION DET CONTROL UNIT IC401 HEAD MIC x E HEAD SWITCHING 9704 RECEIVING SIGNAL i 4 SENDING SIGNAL aN 58 759 WIRING DIAGRAM HA
9. SHEET SPEED DL LABEL CAUTION CRADLE INNER POLYE COVER REMOTE INNER POLYE COVER BASE PAD BACK PAD FRONT HANGER LABEL CAUTION NOTICE LABEL CAUTION HAND SET LABEL CRADLE INNER CARTON PRINT COATING INSTRUCTION MANUAL INSTRUCTION SHEET CARD WARRANTY LABEL IDENTIFICATION BASE NZ SUPPLY BATTERY RECHARGE ADAPTOR AC DC CORD TAPE CASSETTE C 30 TE CHCO TAPE CASSETTE C 30 OLYMPAS net No Description ASSY LID CASSETTE ASSY CRADLE SERVICE TERMINAL CHARGE BUTTON PAGE INT ANS PLAY BUTTON STOP MEMO BUTTON FF REW SHIELD FOR OGM SHIELD FOR OGM COVER VOL ASSY CABINET BOTTOM SPRING PLATE TOP LID CLICK MARKING PLATE BOTTOM LUG ANT LUG CONT MECHA CABINET 2ND DIE CUSHION RUBBER SP KNOB SLIDE ASSY HANDLE ASSY LID BATTERY BRACKET E ROD ANT SWITCH DIAL KEY SWITCH KEY SUB LABEL 1 3 MAIN ACCESS CODE10 LABEL 1 3 MAIN ACCESS CODE20 LABEL 1 3 MAIN ACCESS CODE30 LABEL 1 3 CABINET BOTTOM AC10 FIXING PARTS 614 268 3491 614 268 3507 LABEL 1 3 CABINET BOTTOM AC20 LABEL 1 3 CABINET BOTTOM AC30 RefNo panno FIXING PARTS SCR S TPG BIN 2 6X8 SCR S TPG BIN 3X12 SCR S TPG PAN 2 6X12 HANDLE SCR S TPG PAN 2X6 SCR S TPG PAN 2 6X8 SCR S TPG PAN 2X8 MAIN PCB RefNo ANTENNA SPEAKER ASSY CONNECTOR S MAIN SP 2P ASSY CONNECTOR S MAIN MECHA 5P ASSY CONNECTOR S MAIN
10. TRANSMITTING HANDSET Test Equipment Unit Condition 1 RF Electronic Voltmeter 1 Change to channel 10 by pushing 0 followed by 2 Linear Detector 3 button 3 Frequency Counter 2 Connect IC651 pin 1 to ground by electrical capaci 4 AF Oscillator tor 100 6 3V 5 AF VTVM 6 Dummy Load 50 onm 7 DC Power supply DC 3 8V 1 TX POWER 3 MIC MODULATION 1 Connect a RF electronic voltmeter with 50 ohm pro 1 Connect a Linear detector and switch 5102 to ANT be and switch S102 to the ANT test pin CN151 test pin CN151 2 Set switch 5102 to the CARR position 2 Set switch S102 to the MOD position 3 Adjust T252 so that the reading of the RF electronic 3 Connect an AF oscillator Mod 1kHz and AF VTVM voltmeter is maximum level to microphone input 4 Adjust T251 so that the reading of the RF electronic 4 Adjust an AF oscillator so that the reading of the AF voltmeter is maximum level VTVM is 10 mV 5 Adjust VR651 so that the reading of the linear detec 2 TX FREQUENCY tor is 1 5 kHz 0 1 kHz dev 1 Connect a frequency counter and switch 5102 to the ANT test pin CN151 2 Set switch 102 to the FREQ position 3 Adjust CT451 so that the reading of the frequency counter is 49 770 MHz 0 5 kHz lt CONDITION ADJUST ADJUST VALUE SPECIFICATION TXPOWER 5102 CARR SDE T251 T252 2 TX FREQUENCY S102 FREQ SIDE 40 000 MHz 40 000 MHz 0 5 kHz 3
11. conversation 3 Handset When intercom conversation is over press the END button to switch the intercom mode off PAGE NT button VOLUME control NOTES When the VOLUME control on the base station is set to the minimum Position no sound is heard from the speaker the handset user does not answer the base station is automatically disconnected approximately 5 seconds after you release the PAGE INT button Room monitor The handset user can monitor the ambient sound of the room where the base station is located 1 Press the END button 2 Press the INT button to begin monitoring 3 Press the END button to end monitoring Covering the handset mouth piece while monitoring may produce better sound quality END button INT button OPERATION ANSWERING SYSTEM OPERATION BEFORE YOU LEAVE 1 Make sure there is enough space left on the message tape to record your calls If there is not rewind the tape or turn it over and reinsert it 2 Press the ANS SET button The ANSWER indicator lights and your outgoing message plays back automatically The answering system is now ready to receive calls NOTES df you turn over or change the message tape you should record your message again This will record a backup message as described on page 14 6 long beeps sound when you press the ANS SET button no outgoing message has been recorded TAPE END ALERT If 3 long beeps sound an
12. 2 0 0 1 kHz dev 1 kHz Frequency FREQ Counter Unit CN101 O CARR L101 H RF d Loop COPA side Electronic Oscillator Simulator TEST GND Voltmeter Dummy Mod 1kHz 50 ohm Linear Detector 220 OPTIONAL 23 ADJUSTMENT 3 RECEIVING BASE STATION Test Equipment Unit Condition 1 FM SSG 50 ohm OPEN type 1 Set a S403 RINGER to LO HI position 2 AF VTVM Set a 8404 ANS ONLY to ANS ONLY position 3 Distortion meter 4 Dummy Load 600 ohm 2 Setting band 6 channel 39 800 MHz 5 AC Adaptor DC 9 0V center minus Select channel 6 by FFWD button pushed six 6 Loop Simulator times at speedy Confirm at Frequency Counter only 7 Power Supply DC 48V when changed a 5403 PULSE TONE to PULSE position 3 Push PLAY button 1 RX IF 2 RX RF 1 Connect a FM SSG 1 kHz mod 1 5 kHz dev 1 Connect a FM SSG 46dBu 10dB to the CN101 39 800 MHz 46dB to the CN101 2 Adjust T101 so that the reading of the distortion me 2 Connect an AF VTVM and distortion meter in parallel ter is minimum distortion less than 10 and terminate a 600 ohm dummy load across the TEL line 3 RX AF LEVEL 3 Adjust T301 so that the reading of the AF voltmeter 1 Connect a FM SSG 10dBz gt 46dB to the CN101 is maximum level and minimum distortion at distor 2 Adjust VR301 so that the reading of the AC volt tion meter meter is 10 dBm
13. After message playback ends 3 beeps sound press the END button or return the handset to the base station cradle The messages are saved and any new messages are record ed after the old ones c To erase messages After message playback ends 3 beeps sound press 2 within 10 seconds The tape rewinds and 3 beeps sound Any new messages are recorded over the old ones REMOTE CONTROL FROM ANOTHER TELEPHONE You can access your answering system from another location using any Touch Tone telephone Your factory preset remote access code number located on the bottom of the unit helps ensure your privacy Record your remote access code number here 1 NOTES unit is not set to the auto answer mode you cannot access the answering system from another location You must activate the system first See To tum on the answering system by remote on page 36 The beeperiess remote feature does not work when you call the unit from a pulse dialing telephone To hear message playback by remote 1 Dial your phone number and listen to your outgoing mes sage 2 After you hear the beep at the end of the outgoing message enter your remote access code within 3 seconds The message tape rewinds and plays back the messages After the last message 3 beeps sound Remote Access Code Number Label NOTES If no messages are recorded 3 beeps sound when you enter your remote acces
14. DELAY ANs oNY ANS ONLY 2 DELAY RING DELAY 2 c r Oo x RINGER 1 RINGER 2 x a Ge NNI cae Sees Nole O gt Shot X gt Open IC BLOCK DESCRIPTION PIN NAME amp FUNCTION 1C430 MSM6388GS for OGM Out Going Message Signal Name Description of Function Cannel Select 525 Signal Name Description of Function 9 TAS Transfer Address Strobe Connect TAS Terminal of 0 Connect SAS Terminal of Serial Register Clock Termi 2 3 Cannel Select Cannel Select REC PLAY Record Playback Select REC High Serial Register Serial Address Strobe SAM 2 Sampling Frequency Select For LSI Test LOW A E 3 1 Connect DA Converter Out put when Playback Connect 5 2 30 SAS nal for Serial Address Writing 31 SAD Serial Address Data Connect SAD Terminal of Serial Register Output of Head Address for Read Write 32 CS1 Chip Select Connect CS Terminal of Seri Register 33 CS2 Chip Select Connect CS Terminal of Seri NE al Register 34 CS3 Chip Select Connect CS Terminal of Seri M al Register 5 1 5 Chip Select Connect CS Terminal of Seri al Register Connect Oscillator T Bar Connect Oscillator Write Enable Connect WE Terminal of Serial Register Select Read Write Mode Power Source for Digital E d SESS Data Input Connect DIN Terminal o Serial R
15. REMOTE MIC ASSY CONNECTOR S SEIS NE FETAL 2SA1179 M6 SWITCH ZENER DIODE GZSl0Y SWITCH SLIDE ZENE gt ZENER Bk RESONATOR XTAL 4 15MHZ we BASE OGM PWB ASSY Description MED I A PWB ASSY ASSY PCB BASE OGM BASE OGM No Des iption PLUG 614 265 3272 ASSY PWB REMOTE ANT IC MSM6388GS V1 IC MSNB5Q7S BASE OGM CERAMIC RESONATOR REMOTE CONTROL PWB ASSY SHEET FOR OGM Ref MCONTROL PWB ASSY fees ASSY PCB W BASE CONT SOCKET SOCKET CONT MAIN 13P LED LED SLZ 135B 08 T1 CHARGE LED BRION LED SLZ 135B 12 T1 IN USE DIODE DANZDZE LED SLZ 135B 02 Ti INT DIJE MAIETMK LED SLZ 135B 12 T1 ANSWER LED SLP 165B 51 C POWER LED SLP 165B 51 B POWER is LED SLP 165B 51 A POWER PARTS LIST ret No Pan wo DIODE DIODE DIODE DIODE DIODE DIODE Description 58007 RB421D SB007 03CP RB421D B007 03CP RB421D SWITCH TACT ERASE SWITCH TACT ANSWER SWITCH TACT PLAY SWITCH TACT STOP SWITCH TACT SWITCH TACT OGM REC SWITCH TACT INT SWITCH TACT FF SWITCH TACT REW SPACER SPACER FIXER BASE MIC PWB ASSY BASE MAIN PWB ASSY ELECT ELECT ELECT ELECT ELECT PLUG PLUG PLUG PLUG PLUG PLUG JACK ZENER ZENER DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE MT POLYEST 0 10 MT POLYEST
16. WALL MOUNTING if desired To mount the base station on a wail 1 Insert the hooks of the hanger in the holes in the back of the base station Then push them in the direction of arrow 2 as shown 2 Connect the cord 3 Mount the base station on the wall To socket Wail mount hanger NOTES This cordless telephone may not be compatibie with certain multiple line PBX systems Avoid locations near electrical equipment such as computers TVs fluorescent lamps halogen lamps or microwave ovens These may cause interference or reduce the operating range of the cordless tele phone INITIAL SETUP continued RECORDING AN OUTGOING MESSAGE Before you record your outgoing message decide what you are going to say and write it down SAMPLE OUTGOING MESSAGE Hello This is your name Please leave your name and telephone number and a brief message and your call will be retumed as soon as possible Thank you NOTES To record an outgoing message The message tape must be 1 Press the STOP button inserted before an outgoing _ 2 Set the VOLUME control to the message can be recorded This mid position ensures that there is a backup Press and hold the OGM REC tape recording of your outgoing message in the event of a power failure E FAILURE Sae The IN USE indicator lights page 40 attempt to record an 4 When you hear the beep tone outgoing message withou
17. Yes No Does the ringer signal reach pin 1 and 2 of IC903 Check CN901 L903 L904 D901 and D902 Yes Is the HI LO signal being emitted to pin 3 and 4 of No Check 1C903 903 Yes No Is the Hi LO signal being emitted to pin 12 of 1401 Check IC401 Yes Check 1 401 z Does the ringer tone signal reach pin 62 and of 1C401 Yes No Does the ringer tone signal reach pin 15 and of C702 Check IC702 Yes Yes Check speaker and speaker connector Handset TROUBLE SHOOTING GUIDE 9 Is the right tone signal being output to pin 10 of IC001 2 Check 001 Yes 10 J Is the right tone signal being reached to collector of Q013 Check 0013 CN651 and 002 Yes Check Buzzer SP651 j The intercom does not operate No 7 1 Does the handset transmit with the telephone line Refer to the station e and f e transmission signal f No voice sig Yes nals emitte s voice communication Handset Base Station 2 Is the voice signal from the handset being output from pin No 6 of 1C702 2 g g p Check IC701 Yes 3 Is the voice signal from the handset being output from pin No 8 of 1C702 2 Yes No 4 Is the voice signal from the handset being output from pin 15 of IC702 Check 1 702 Check IC 401 Yes 9 Check CN701 and SP701 Yes Base Station Handset 6 Does the voice signal that is input from the base station
18. call is answered 2 position incoming calis are answered on the second ring 4 position Incoming calls are answered on the fourth ring AUTO Toll Saver position The first incoming call is answered on the fourth ring and later calls are answered on the second ring If you call your number from another phone and hear three rings you know you have no messages and can hang up and save the cost of the call When you reset the unit to the auto answer mode the unit again answers the first new call on the fourth ring RING DELAY switch ZA CPC ON OFF The telephone systems in many areas provide a disconnect pulse when a caller hangs up If the CPC ANS ONLY switch located on the side of the base station is set to CPC ON the CLA 1380 Stops recording and returns to the auto answer mode when this disconnect pulse is received This eliminates annoying recordings of dial tones between messages The CPC ANS ONLY switch should be kept in the CPC OFF position if Your telephone is equipped with call waiting service You have a noisy telephone exchange If the switch is not in the CPC OFF position your calls may be disconnected prematurely ANSWER ONLY If you do not want messages to be received and recorded set the Switch to the ANS ONLY position The unit then plays your outgoing message but does not record incoming messages CPC ANS ONLY switch INITIAL SETUP continued
19. noise is present in most homes at one time or anoth er This is most intense during electrical storms Certain kinds of electrical equipment such as TVs fluorescent lamps halogen lamps microwave ovens light dimmers motors fans etc also generate noise pulses Because radio frequency transmissions are susceptible to these pulses on occasion you may hear them in your handset Generally they are a minor annoyance and should not be interpreted as a defect in your system HOW TO GET THE BEST PERFORMANCE Please read these hints carefully to get the best performance from your cordless telephone Rechargeable battery Charge the rechargeable battery for a full 12 hours before using the cordiess telephone for the first time See page 8 Clean the battery charging terminals on the handset and the base station once a month by wiping them with a soft cloth moistened lightly with isopropyl alcohol Security code This cordless telepnone nas a digitat security system with 10 million possible codes This system helps to prevent unauthorized use of your telephone line by another cordless telephone If you hear a high pitched beep tone or no dial tone this means that the security code has been lost If this occurs reset the security code as de scribed on page 11 power failure occurs or if the battery is replaced the security code must be reset See page 11 Operating range The operating range may vary
20. pitched chattering sound at the button button recorded portion Release the FFWD or REW button The message tape plays back again Press the STOP button to end playback Press the ANS SET button to reset the unit to the auto answer mode ons OPERATION ANSWERING SYSTEM OPERATION continued REMOTE CONTROL FROM THE HANDSET You can access your answering system using the cordless handset If the unit is not set to the auto answer mode you cannot access the answering system using the handset To hear message playback using the handset 1 Press the REMOTE button The REMOTE indicator lights The message tape rewinds and plays back your messages After the last message 3 beeps Sound no messages are recorded 3 beeps sound when you press the REMOTE button If 3 seconds elapse with no operations after 3 beeps remote operation will be released automatically Only 7 OGM REC and 0 TURN OFF operations are acceptable within these 3 seconds more than 10 messages have been recorded a single long beep sounds when you press the REMOTE button REMOTE indicator REMOTE button ANSWERING SYSTEM OPERATION continued 2 Then you can a Repeat message playback b Save messages C Erase messages a To repeat messages playback After message playback ends 3 beeps sound press 1 within 10 seconds The tape plays back again After the last message 3 beeps sound b To save messages
21. s No microphone being output from pin 4 of 1 701 Check microphone CN702 and D701 Yes No Are the voltage leaves of pin 22 23 and 24 in 1C702 the same as those shown in the TAS MODE table 15 the voice signal that is input from the base station s mi crophone being output from pin 1 701 12 Is the level of pin 5 of IC701 High Yes No Check 1 701 Check iC 401 45 w TROUBLE SHOOTING GUIDE j 1 The OGM outgoing message recording does not operate Does the voice signal that is input from the base station s No h N702 and D701 microphone reach pin 5 of 10702 2 heck microphone GNZUS and DZU No Are the voltage levels of pin 22 23 24 in 1C702 the same as those shown in the TAS MODE table 2 Is the voice signal being output from pin 8 in 10702 2 Does the voice signal reach pin 22 of 1C430 Check 1C702 Check 1 401 4 Is the voice signal being output from pin 15 of IC430 o o o Yes No Check IC431 Check 1 430 2 The OGM signal does not emanate from the speaker 1 Is the OGM signal being output from 12 of 1C430 Check 430 and 431 2 Does the OGM signal reach pin 6 of 1702 2 Check CN430 Are the voltage levels of pin 22 23 24 in 3 Is the OGM signal being output from pin 8 in IC7027 C709 ihe same lt as shown JT
22. the Yes TAS MODE table Ye 4 Is the OGM signal being output from pin 15 of IC702 Check IC702 Check 1 401 Check speaker and CN701 Check VR703 and 1C702 3 The OGM signal is not output to the telephone line i Is the OGM signal being output from speaker Check refer to the section j 2 Are the voltage levels of pin 22 23 24 in 1C702 the same as those shown in the TAS MODE table Does the OGM signal being output from pin 17 of 1 702 2 Check Q702 T901 RY901 R902 R908 C916 L903 L904 and CN901 Check 1C702 Check 1 401 TROUBLE SHOOTING GUIDE k 1 k 2 1 The ICM incoming message recording does not operate Check CN901 R902 R908 C916 L903 L904 RY901 and T901 Check Q701 Q703 Are the voltage level of pin 22 23 24 in IC702 the same as those shown in the TAS MODE table Is the voice signal from the telephone line being output from T901 s secondary side Does the voice signal from the telephone line being output from pin 3 of IC702 Is the voice signal from the telephone line being output from pin 4 of 1C702 Check Record play head Check IC702 Check 1 401 The ICM signal does not emanate from the speaker No 15 ICM recording possible Refer to the section k 1 Tm Is the OGM signal output to the telephone line Refer to the section j 3
23. this happens come closer to the base station and press the END button or return to the base station and place the handset in the base station cradle END button TALK button Dialing button OO Your handset battery needs recharging when you hear a beep every 3 seconds during a conversation The BATT LOW indicator also lights CORDLESS TELEPHONE OPERATION BEFORE MAKING A CALL 1 Fully extend the antenna on the base station 2 Take the handset to the desired location 3 Fully extend the antenna on the handset 4 Press the TALK button Make sure that you get a dial tone and the TALK indicator lights Make a call Press the END button to return the handset to the standby mode If the phone does not work proper ly check the system connections and the operating range If the BATT LOW indicator is lit charge the handset See page 8 10 CHANNEL ACCESS The CLA 1380AUS is capable of operating on 10 different channels if you experience interference during a call simply select a different channel by pressing the SCAN button NOTE When there is excessive signal noise or interference pressing the SCAN button may not improve signal quality If conversation becomes impossible follow the instructions below 1 Place the handset in the cradle of the base station 2 Lift the handset and press the END button 3 Press the SCAN button 4 Reset the security code Se
24. those shown in the TAS MODE table No Check IC702 Check 1 401 i o Refer to the station m m The memo recording does not oper ate handset Refer to the station j 1 j 2 j 1 The OGM recording does not operate 2 The OGM signal does not emanate from the speaker handset VOLTAGES OF IC amp TRANSISTOR Unit Voit e Handset TALK Mode 10 ch Vpp 3 8V Base station TALK and PLAY Mode at 10 ch 1 001 LC66358B Measuring Pin No PLAY MODE REOR RAW 1 302 LA6358NM PLAY MODE 1C351 LA8609M Measuring Pin No TALK MODE Measuring Pin No PLAY MODE VOLTAGES OF IC amp TRANSISTOR 402 MN1380R TALK MODE Unit Volt 403 MC145162 TALK MODE PLAY MODE iC405 LC74HC373M TALK MODE PLAY MODE TALK MODE PLAY MODE 1C406 LC7366NM Measuring Pin No ERENEM 430 MSM6388GS PLAY MODE mE orm ER RES DE ES ES FER RT asa mmo ss o o zs m o o o o o o ss 55 os ss ss o a m o o o o o ss ss wt te fo Po fo fata x IC451 MC145162 VOLTAGES OF IC amp TRANSISTOR 1 601 MC14069UBF TALK MODE Unit Volt TALK MODE 1 681 LA6358NM
25. 0 10 ASSY PWB BASE MIC SOCKET DIP 2P SOCKET ZENER DIODE MTZ10B ZENER DIODE GZS10Y MICROPHONE ASSY PWB BASE MAIN 2200U 1000U 220U 1000U 10000 SOCKET 13P PLUG 2P SOCKET DIP 2P SOCKET PLUG 3P PLUG 5P JACK MODULAR 2 SOCKET TRIMMER DIODE 6255 12 DIODE MTZJ5 1C 1SV136A02 DAP202K 155133 GMA01 155133 GMAO1 155133 GMAO1 155133 1 MEMO REC FOR POWER LED FOR LED L ANGLE Description DIODE 155133 DIODE 6 01 DIODE 155133 DIODE 01 DIODE RB441Q DIODE MA723 DIODE DAN202K DIODE MA151WK DIODE 155133 DIODE GMAO1 DIODE 155133 DIODE GMAO1 DIODE DAN202K DIODE MA151WK DIODE 155133 DIODE 6 01 DIODE 58007 03 DIODE RB421D ZENER DIODE MTZ10B ZENER DIODE GZS10Y DIODE SB02 03C ZENER DIODE MTZ39A ZENER DIODE MTZ39B ZENER DIODE MTZ39C ZENER DIODE GZS39X ZENER DIODE GZS39Y ZENER DIODE 625392 ZENER DIODE MTZ39A ZENER DIODE 2398 ZENER DIODE MTZ39C ZENER DIODE GZS39X ZENER DIODE GZS39Y 42 ZENER DIODE 6275392 6 3V ZENER DIODE MTZ4 7B 10V ZENER DIODE GZS8 2Y 250V ZENER DIODE MTZJ8 2B 250V DIODE DBB10E 16V DIODE 155133 DIODE DIODE 155133 DIODE GMAO1 DIODE 155133 DIODE GMAO1 ZENER DIODE MTZ12B ZENER DIODE GZS12Y VARISTOR ERZTC4AK220 IC MC13135DW IC LA6358NM IC NJM2904 T2 IC 1
26. 03 Q909 1C401 PIN 54 SWITCHING Q907 CIRCUIT DESCRIPTION H 3 The branch detection circuit The branch detection circuit serves to detect the signal that is emitted when a telephone that is branch connected goes off hook while CIA 1380AUS is in the auto answer mode The circuit then informs IC401 and stops the auto answer mode When the telephone line enters the closed stated i e off hook the direct current from the telephone line flows through telephone line D to amp At this time Q901 Q902 drive IC902 then switched pin 44 in IC401 L and H eBranch detection condition Detection begins 2 5 sec following off hook L is detected if pin 44 in IC401 if it continues for 500 msec or more BRANCHES OFF HOOK p dd TEL LINE to 0 1C401 PIN 43 L 4 The VOX Voice activate recording detection circuit This circuit determines whether the signal sent from the telephone line while CIA 1380AUS is in the auto answer mode is voice a busy signal silence or a continuous sound then stops auto answer mode While in the auto answer mode the signal from the telephone line is input to pin 3 in 1C702 After being amplified by the Amplifier inside 1C702 the signal is output from pin 8 in IC702 and sent to pin 10 in IC702 Then the waveform shown in the figure below is output from pin 20 in 1C702 e VOX detection conditions The signal is interpreted sa a voice if T does not occur in 8
27. 1 dB at TEL line STEP CONDITION ADJUST ADJUST VALUE SPECIFICATION 1 RXIF FM SSG 46dB T301 Maximum Level at Minimum Distortion 2 RXRF SSG 1098 less than 1096 3 RX AF LEVEL FM SSG 46dB VR301 10 dBm 10 dBm 1 dB 1 kHz 7 5 dBm 3 dB 300 Hz 19 dBm 3 dB 3 kHz CN101 Unit L101 H DPX side LOOP Teu Hee SIMULATOR GND E TEST Dummy 600 ohm Mod 1kHz Dev 1 5 kHz POWER Distortion SUPPLY Meter DC 48V OPTIONAL 24 EXPLODED VIEW HANDSET EXPLODED VIEW BASE STATION PARTS LIST PRODUCT SAFETY NOTICE Each precaution in this manual should be followed during servicing Components identified with the IEC symbol A in the parts list and the schematic diagram designate components in which safety can be of special significance When replacing a component identified use only the replacement parts designated or parts with the same ratings of resistance wattage or voltage that are designated in the parts list in this manual Leakage current or resistance measurements must be made to determine that exposed parts are acceptably insulated from the supply circuit before returning the product to the customer CAUTION Regular type resistors and capacitors are not listed To know those values refer to the schematic diagram PACKING amp ACCESSORIES Ref No porto CABINET amp CHASSIS
28. 3 switch to ON and OFF Then IC903 and Q909 control the level of pin 43 in IC401 1C401 reads the time between L and H and thus deter mines that the ringing tone has been sent The ringing tone is not detected if the voltage is less than 20 Vrms when received TEL LINE gt INSTANT BREAK DOWN RING SIGNAL i w TEL LINE TEL LINE nid L 1 U TE IC903 OFF 1C401 PIN 43 i pur __ IC903 ON 1 401 PIN 43 L 2 The CPC Calling Parity Control detection circuit This circuit detects the disconnect pulse CPC which is emitted from the telephone line when a caller hangs up while CLA 1380AUS is in the AUTO answer mode and inform pin 43 in IC401 When the telephone line is closed i e off hook the direct current from the telephone line flows from telephone line to Then 901 switches to ON and 43 in IC401 get into L If at the time the caller hangs up and the direct current in the telephone line is disconnected through CPC 1C901 Switches to OFF Pin 43 in IC401 then switches to H CPC detection conditions Detection begins 2 5 sec following off hook The CPC disconnect pulse is detected when pin 43 in IC401 is in the H level for 8 msec or more e 1 802 0901 0902 BRANCH DETECT 1 401 PIN 44 RY901 T901 O TEL SOCKET TRANSFORMER NE 0701 0702 12901 CPC DETECT IC401 PIN 43 RING DETECT 1C9
29. 5 115 DECAY CN703 VR301 12 SHORT POINT DC IN TEL LINE 5403 5400 MIN MAX OFF LO Mi OFF ON ANS VOLUME RINGER ONLY 1 VCO BASE STATION Test Equipment Unit Condition 1 Digital voltmeter 1 Setting band 10 channel Initial setting 2 Frequency Counter Select channel 10 by FFWD button Confirm at Frequency Counter 4 1 TX VCO 2 RX VCO 1 Connect a Frequency counter to CN101 1 Connect a Frequency counter to CN101 2 Connect a Digital voltmeter and switch 103 to CN 2 Connect a Digital voltmeter and switch S103 to CN 102 102 3 Set switch S103 to the TX position 3 Set switch 5103 to the RX position 4 Adjust T202 so that the reading of the Digital volt 4 Adjust T102 so that the reading of the Digital volt meter 15 2 5 V 0 2 V meter is 2 5 V 02 V STEP CONDITION ADJUST ADJUST VALUE SPECIFICATION 1 TX VCO 103 TX SIDE T202 2 5 0 2V 2 RX VCO 5103 RX SIDE T102 CN101 Unit CN102 TX Ro RETIUM e 5103 L101 H 1 403 15 TX VCO Ow m a Pinio RX VCO ARE RX gt GND E TEST GND SABES OPTIONAL 22 ADJUSTMENT 2 TRANSMITTING BASE STATION Test Equipment 1 RF Electronic Voltmeter 2 Linear detector 3 Frequency Counter 4 AF Oscillator 5 Dummy Load 50 ohm 6 AC Adaptor DC 9V center minus 1 TX LEVEL 1 Connect a RF electronic voltmeter with 50 ohm pro be and switch 104 to the CN101 2 Set switch S104 to the CARR position 3 Adj
30. 665128 4 00 IC MN1380 R IC MC145162D1 IC MC74HC373F IC LC7366NM IC MC14069UBF IC LA8632M R IC LA6358NM IC NJM2904 T2 IC MC14066BF IC LA2805M IC LC7385M R IC LA5550M PHOTO COUPLE PC724V PHOTO COUPLER PHOTO COUPLE TLP521 1GB PHOTO COUPLE PS2501 1 J PARTS LIST Description Description IC PC814 TR 2SB815 B6 IC TLP520 GB TR 2SB624 BV4 PHOTO COUPLE PS2505 1 TR 2SB624 BV5 IC L7806 TR 2SC2812 L6 IC NJM7806FA TR 2SC2412K R IC RC7806FA TR 2SC2812 L6 INDUCTOR 2 2U K TR 2SC2412K R INDUCTOR 100U K TR 2SD612K F INDUCTOR TR 2SB815 B6 INDUCTOR 8 2U K TR 2SB624 BV4 INDUCTOR 47U K TR 2SB624 BV5 INDUCTOR 22U K RESISTOR 27 J 1 2M CHOKE CARBON 6 8K JA 1 4 CHOKE CARBON 22K JA 1 4W VARISTOR RESISTOR 47 J 1W TR 2SK544 E RESISTOR 47 J 1W TR 2SC2058S P RELAY TR 2SC2058S P SWITCH SLIDE TR 2SC2812 L6 SWITCH SLIDE TR 2SC2412K R SWITCH SLIDE TR 2SA1037K R SWITCH SLIDE TR 2SA812 M6 SWITCH SLIDE TR 2SA1179 M6 SWITCH SLIDE TR DTA114EK TRANS RF TR DTC114EK TRANS OSC TR 2SC2812 L6 TRANS TR 2SC2412K R TRANS OSC TR 2SC2812 L6 I F T 2SC2412K R I F T 25 2812 16 TRANS 2SC2412K R VR SEMI 20K N 2SA1037K R VR SEMI 500K N 2SA812 M6 VR SEMI 20K N 2SA1179 M6 VR SLIDE 25 2812 16 VR SEMI 2K 2SC2412K R RESONATOR XTAL 2501048 7 RESONATOR XTAL 4 15MHZ 2501757 5 RESONATOR CERAMIC 25 2812 16 FILTER LC 2SC2412K R I F FI
31. ANDSET SECTION Note Disconnect the Ni Cd battery and feed 3 8V from the DC power supply e During adjustment disconnect the antenna lead wire e Set unit to TEST mode by shorting the TEST POINT P001 as shown in right figure 18 CHANNEL gt HANDSET RX BASE STATION RX 4 7 0 10 HANDSET DISCONNECT I ANT LEAD REMOTE MAIN PWB TEST POINT WE d REMOTE CONTROL SHORT ADJUSTMENT PARTS LOCATIONS J109 T152 5 9 R157 25 RX ec P251 CN652 VR651 2 HOT 1253 59 D R259 CT451 VR352 TX 1 VCO HANDSET Test Equipment Unit Condition 1 Digital voltmeter 1 Press the 0 followed by gt lt button on the hand 2 DC Power supply DC 3 8V set And to set handset to channel 10 1 TX VCO 2 RX VCO 1 Connect a Digital voltmeter and switch S101 to 1 Connect a Digital voitmeter and switch S101 to P152 P152 2 Set switch S101 to the TX position 2 Set switch S101 to the RX position 3 Adjust T253 TX so that the reading of the Digital 3 Adjust T152 RX so that the reading of the Digital voltmeter is 1 8 V 0 2 V voltmeter is 1 8 V 0 2 V STEP CONDITION ADJUST ADJUST VALUE SPECIFICATION R259 C265 TX VCO Unit R157 C161 RX VCO Digital Test Voltmeter w ADJUSTMENT 2
32. CN651 Check 0151 0152 and IC351 Check 02 and CN651 dy Check Q251 Q252 and Q253 41 TROUBLE SHOOTING GUIDE e Transmission signal Handset Does the transmission signal reach pin B Q651 Check mic and D651 2 Does the transmission signal reach pin 16 106513 Check IC351 and Q651 3 Does the transmission signal reach pin 13 C651 Is the level of pin 11 of IC651 High SETY No 4 Does the transmission signal reach pin 17 IC301 Check IC 301 Yes eC No 5 Does the transmission signal reach pin 6 IC602 Is the level of pin 16 of IC602 High Yes Yes No Check IC602 Check IC401 TRO No 6 Does the transmission signal reach pin 9 IC701 Is the level of pin 6 of 701 High Yes Yes No Does the transmission signal reach telephone line side of T901 Check 1 701 Check 401 N No Check T901 and Q702 Q713 f No voice signal is emitted during voice communications of handset speaker Base station Is there voltage in the T901 telephone line Is the switch RY901 ON Check CN901 R901 R908 L903 L904 and C916 TROUBLE SHOOTING GUIDE Is the level of pin 54 of 10401 High Does the voice signal reach secondary of T901 z o Yes No Check 1C401 Is the level of collector of Q907 Low Yes No Check Relay Check Q907 Check T901 Does the v
33. HEAD SPEAKER PWB REMOTE SP TERMINAL SHEET SWITCH DIALKEY CORD MAIN CONT FPC CORD ANTENNA ROD ANT ANTENNA RUBBER ANT CUSHION FOR BASE MIC REMOTE MAIN PWB ASSY Description ASSY PWB REMOTE MAIN PLUG PLUG PLUG SOCKET PLUG 2P TRIMMER VARACTOR DI HVU202 30 VARACTOR DI HVU202 30 DIODE DAN202K DIODE MA151WK IC LA8609M IC MC145162D1 IC LA8630M IC LA6358NM IC NJM2904 T2 INDUCTOR 100U TR 2SK543 4 25 2814 4 PARTS LIST dw Dein R 2SA1037K R LED PG1101W 2SA812 M6 LED PG1101W 2SA1179 M6 LED PG1101W 2SC2814 F4 DIODE 0 010 2SC2058S P DIODE DAP202K 2SC2058S P DIODE DAN202K 258815 86 DIODE MA151WK 258624 4 LED BR1102W 2SB624 BV5 IC LC66358B 4E99 2SA1037K R IC RH5VA31CA 2SA812 M6 IC RH5VL31CA 2SA1179 M6 2SA1037K R 2501048 7 2SA812 M6 2SD1757K S 2SA1179 M6 25 2812 16 2SA1037K R 2SC2412K R 2SA812 M6 25 1623 16 2SA1179 M6 BUZZER 2SD1048 X7 TRANS ANT 30MHZ 2501757 5 TRANS OSC 258815 86 gt TRANS ANT 40MHZ 258624 4 TRANS ANT 40MHZ 2SB624 BV5 TRANS OSC 40MHZ 25 2812 16 TRANS IF 2SC2412K R VR SEMI 20K N 25 1623 16 VR SEMI 10K 25 2812 16 VR SEMI 100K 2SC2412K R RESONATOR XTAL 25 2812 16 FILTER LC 2SC2412K R I F FILTER 25 2812 16 FILTER 2SC2412K R I F FILTER 25 1623 16 I F FILTER 25 2812 16 I F FILTER 2SC2412K R 25 1623 16 55 DTA114EK ASSY PWB
34. INT button CORDLESS TELEPHONE OPERATION continued FLASH BUTTON You can use the FLASH button to access special services offered by your phone company call waiting and PBX for example if you subscribe to call waiting 1 If a call comes in when you are already on the phone an audible tone sounds 2 Press FLASH The first call is placed on hold and you can talk to the second caller 3 Press FLASH again FLASH button The second caller is placed on ho d and you can talk to the first caller NOTE The FLASH button may also be used to get a new dial tone without pressing END or replacing the handset in the base station cradle However if your telephone line has special service features like call waiting the FLASH button may not operate in this way HANDSET VOLUME CONTROL If it is difficult to hear the caller s voice during conversation press the TALK TALK buttoi button once to increase the volume NOTES To return to the normal level press the TALK button again Thereceiving level automatically resets to the normal level when the call is terminated REMEMBER Your handset battery needs recharging when you hear a beep every 3 seconds during a conversation The BATT LOW indicator also lights CORDLESS TELEPHONE OPERATION continued INTERCOM From base station to handset 1 Base station Press the PAGE INT button to page the handset 2 Handset Press the TALK button and begin intercom
35. IPTION ANSWERING SYSTEM lt gt 4 amp ICM RECORD START Y MICRO CASSETTE TAPE Max 16 sec OGM RECORD HOME POSITION 2 TELEPHONE ANSWERING SYSTEM MODE sos T Note See circuit diagram or schematic diagram 13114 15 16 20 24 19 SW SW SW 5 5 5 SW SW SW SW SW EE rises fel m DBGBBO BERE CIC ERE CR fonrenn e ee EB ER ER ER ER ER ER S000000 1 401 LC66512B IC702 LA2805M TAS MODE r 4 Fs oom cono cae e easestanom x s meno Prav manos MIE nn Ln 10 MEMO PLAY SPEAKER ERI L BEN 12 ICM amp MEMO PLAY L STATION gt HANDSET 13 BEEP REC EDI L necem EEEE 0 SWITCH OFF 1 SWITCH ON CIRCUIT DESCRIPTION 1 THE BASE STATION s DETECTOR CIRCUIT 1 The ringing tone detector circuit The ringing tone detect circuit detects the ring signal when the ringing tone is sent from the telephone line and in forms the 1 401 micro processor that the signal has arrived The ring signal coming in from the telephone line is transmitted from telephone line to At this time IC90
36. L or H End of rewind 10msec minimum ON OFF 7 Motor drive control signals e The motor drive voltage is controlled by IC401 and 801 MOTOR CONTROL REFERENCE TABLE pin52 pins3 OF THE MOTOR D TROUBLE SHOOTING GUIDE a The base station does not operate Is the AC adaptor connected to an AC 240V line Is the jack DC 9V connected to the base station gt Yes No Is the voltage of AC adaptor output 9V 2 is the voltage of pin 1 of ic904 Sv or higher 2 Check AC adaptor Yes No e Is the voltage of pin 3 of IC904 6 0V Check IC904 Yes 4 Is the voltage of pin 56 of IC401 5 3V NO Check D401 Yes Is the level of pin 26 of IC401 High Ne Check 16402 Yes No Is the frequency of pin 25 of 1C401 4 15MHz 2 Check the OSC circuit include X401 9 Yes N 7 Is the level of pin 64 of IC401 HIGH 2 9 Check 0903 0905 0401 A i Check battery Check connector CN001 b The handset does not operate 1 15 the voltage of pin 39 of 001 3 3v or higher 2 2 Is the level of the reset terminal of pin 21 of ic001 high Check 1 003 3 Is the frequency of pin 20 of IC401 4 15MHz 2 Check X001 and 1 001 The security code cannot be registered Base station Voice communications are not possible by pushing the TALK button The unit does not link Is the level of pin 42 of IC401 Low Check charger
37. LK button or pick up the handset from the base station The TALK indicator lights 2 Dial the number you want to call If you make an error in dialing the number press the END button then press the TALK button to get a dial tone 3 Press the END button to hang up or return the handset to the base station cradle AUTO STANDBY After finishing a call you can hang up by returning the handset to the base station cradle The handset autornatically switches from talk mode to standby mode This feature lets you use the handset like a regular corded telephone without pressing the END button To answer the next call simply pick up the handset and talk NOTE When you remove the handset from the base station cradle the phone automatically enters the talk mode This means that if some one tries to call you the line will be busy To return to standby mode press the END button ANSWERING AN INCOMING CALL 1 Press the TALK button or pick up the handset from the base station The TALK indicator lights 2 Talk 3 Press the END button to hang up or return the handset to the base station NOTES Ifthe RINGER switch is set to the off position no ring is heard when an incoming call is received The cordless handset may ring slightly after a corded telephone connected to the same phone line the handset is too far away from the base station pressing the END button may not hang up a call If
38. LTER 25 2812 16 I F FILTER 2SC2412K R I F FILTER 2502812 16 I F FILTER 2SC2412K R FILTER 25 2812 16 2SC2412K R 2SA1037K R 2SA812 M6 2SA1179 M6 2SC2812 L6 25 2412 2SC2812 L6 2SC2412K R 2SB698 F 2SB698 F 2SC2812 L6 25 2412 2SC2812 L6 2SC2412K R 2SC2812 L6 2SC2412K R 25 2812 16 2SC2412K R 25 3331 25 2812 16 2SC2412K R MEMO E EXPLODED VIEW amp PARTS LIST TAPE MECHANISM TAPE MECHANISM TM CAS1200MEC SP Part No Description WASHER SPECIAL CUT 1 6X3 2X0 25T PINCH ROLLER SCREW SPECIAL 3P 1 7 12 SCREW SPECIAL 3P 1 7X5 5 HEAD RECORD PLAYBACK SPRING COMP AZIMUTH SPRING WIRE PINCH BASE HEAD SPACER SCREW SPECIAL 3P 1 7X6 5 HEAD ERASE DM 390 ASSY SLIDE HEAD BASE SPRING WIRE HEAD BASE ASSY MOTOR MM5B60T24 1 K ASSY REEL SUPPLY ASSY REEL TAKEUP SPRING PLATE CST HOLDER WASHER SPECIAL CUT 1 26X2 5X0 5T ASSY CHASSIS MECHANISM BASE CUSHION RUBBER MOTOR FIX SCREW SPECIAL MOTOR FIX LEVER REVIEW ARM SCREW SPECIAL ARM SPRING PLATE FRICTION WASHER SPECIAL 2 1 3 5 0 18 GEAR FWD WASHER SPECIAL CUT 1 6X3 2X0 25T GEAR POWER ASSY FLYWHEEL BELT SQUARE V 15 SCREW SPECIAL PLAY ARM FIX LEVER PLAY ARM SCREW SPECIAL PWB FIX TAPE SENSOR P W BOARD ASSY 614 238 9331 ASSY PWB SENSOR TAPE MECHANISM 407 149 5307 SENSOR NJL5161K TAPE END iC BLOCK DESCRIPTION PIN NAME amp FUNCTION
39. NDSET CONTROL REMOTE MIC PWB REMOTE MAIN PWB 1 CN651 60 61 SPEAKER SCHEMATIC DIAGRAM BASE STATION ed A E 3 This is a besic schematic diagram M REFER TO CLA 1380M CONTROL BASE CONTRA P C E REFER CLA 1380M CONTROL P 63 WIRING DIAGRAM BASE STATION CONTROL BASE MAIN PW B CN401 1A4D4B11A08671 CMKS 35EHB TELT P 000900000000057 This is a basic schematic diagram 64 WIRING DIAGRAM OGM le BASE OGM P W B 2 BASE MAIN P W B v R510 0 ohm Jumper Wire WIRING DIAGRAM BASE STATION 2 25 67 WIRING DIAGRAM BASE STATION MAIN IL sPeaxer 5 701 56012 CN701 CN702 AES nt nae W p 7 SSE um dmm ud B 68 69 2 CN430 MECHANISM E HEAD ICM R P HEAD 1 BASE CONTROL P W B 451 2 OGM P W B CN430 SCHEMATIC DIAGRAM CONTROL amp OGM R475 iK SW451 ERASE BASE CONTROL 4900 0454 POWER un z e 0000000000000 OA m
40. VOLUME Control Adjusts the sound level from the base station speaker See page 10 BOTTOM VIEW Remote Access Code Number Label See page 33 HANDSET CONTROLS continued MEMORY Button Press to store phone numbers in memory or to recall a REDIAL P Button Press to redial the last number dialed If you press stored phone number any other dialing button See page 22 before pressing this button it functions as a pause button FLASH Button See pages 22 amp 23 Works like a temporary INT Intercom Button Press to begin an intercom conversation with the base telephone company call waiting for example See pages 25 amp 26 REMOTE Indicator Lights when the handset is in SCAN Button Press to change the channel if remote answering system you hear noise or interference control mode during a call See page 20 Flashes when the answering system is in use 6 21 REMOTE Button Press to operate the answering system from the handset See page 31 Contact Points Microphone For battery pack charging BASE STATION CONTROLS continued ERASE Button OGM Outgoing Message REC Button Press to erase messages This Press to record your outgoing message button functions only after automatic See page 14 message playback See pages 29 amp 30 CHARGE Indicator Lights when the handset battery pack is being recharged in the
41. Yes Are the voltage level of 22 23 and 24 IC702 the same as those shown in the TAS MODE table Yes No Check 1C702 Check IC401 The remote control signal does not emanate Does the remote signal being output from collector of Q701 No Check CN901 R902 R908 C916 L903 L904 RY901 and T901 o Is the remote signal output from pin 3 of IC704 2 PS Yes Is the level of pin 15 of 10704 High 2 When signal is output from pin 15 in 704 are the Yes voltage levels of pin 11 through 14 the same as those in Check 1C702 Check IC401 the table DTMF tone pairs into a 4 bit code w TROUBLE SHOOTING GUIDE m The MEMO recording does not operate No 1 Is ICM recording possible Yes Does the voice signal that is input from the microphone No reach pin 5 of 1C702 Yes Is the voice signal that is input from microphone being out No put from pin 8 in IC702 n The OGM recording is not possible with the handset No 1 Is memory recording possible with the handset No Is the OGM recording with the base station Yes Are the voltage levels of pin 22 23 24 in 1C702 the same as those shown in the TAS MODE table Yes No Check 1C702 Check IC401 Refer to the section k 1 Check microphone CN702 and 0701 Are the voltage levels of pin 22 23 24 in IC702 the same as
42. adaptor 0 941 1209 Handset 265 g including batteries 941 1336 Accessories AC adaptor and plug adaptor 25 PE Telephone line cord Wall mount Hanger Instruction manual Microcassette Tape Number Memory Index Sheet Battery Pack Specifications subject to change without notice OPERATION INTRODUCTION Thank you for purchasing the Sanyo CLA 1380AUS The Sanyo CLA 1380AUS is a cordless telephone and answering system in one compact unit and has many convenient features 10 Channel Access If noise or other interference occurs during conversation press the SCAN button to select a different channel See page 20 10 Number Auto Dial You can store up to 10 frequently called numbers for easy recail Once stored these numbers can be dialed by using the MEMORY button and the 0 9 buttons on the handset See page 22 Intercom Using the handset and base station you can have an inter com conversation See pages 25 26 Outgoing Message OGM IC Recording Your outgoing message which asks callers to leave a message is recorded on an integrated circuit This allows callers to leave a message immediately after hearing your outgoing message instead of having to wait for the message tape to wind to the end of the last recorded message Your outgoing message is also recorded at the beginning of the message tape as a backup If there is a power failure the outgoing message is transferred auto
43. ar a beep every 3 seconds during a conversation The BATT LOW indicator also lights MAINTENANCE continued CAUTION During a tightning storm or when the answering system will not be in use for an extended period you should disconnect it from the tele phone line and unplug it from the AC outlet POWER FAILURE If a power failure continues for only a short time within one half hour the unit resets to the auto answer mode However if the power failure lasts longer the unit is disengaged from the auto answer mode and old messages cannot be retrieved from a remote location power failure occurs the security code must be reset See page 4 If a power failure occurs record your outgoing message again See page 4 TROUBLESHOOTING continued you have a probiem with your cordiess telephone answering system try the following suggestions before calling for service ANSWERING SYSTEM SECTION it you try to retrieve your messages from another telephone but nothing happens your outgoing message is not recorded Press and hold the OGM REC button for at least 1 second until a You may not have entered the beep sounds The OGM REC correct remote access code button is located inside the number cassette compartment lid You may not have entered the The message tape may not be Correct remote access code or inserted entered it incorrectly You may not be using Touch Tone telephone or the te
44. base station cradle IN USE Indicator Lights when the handset is in talk mode or the answering system is in use INT Indicator Lights when the intercom is in use See page 25 Contact Points For charging the battery pack Microphone MIC PAGEANT Button ANSWER Indicator Press to begin an intercom conver Lights when the unit is in the sation with the handset user auto answer mode Also used to reset the cordless Flashes to indicate the number telephone security code of messages including memos See pages 11 25 amp 26 received to a maximum of 15 OPERATION BASE STATION CONTROLS continued POWER Indicator Lights when the unit is Supplied with AC power ANS SET Button Press to set the unit to the auto answer mode See page 27 Speaker Antenna For optimum performance extend fully in a vertical position Simplified Instructions LE Pull out to read Simplified instructions Cassette Compartment Lid FFWD Fast Forward Button Press to fast forward the message tape See page 30 REW Rewind Button Press to rewind the message tape See page 30 MEMO REC Button Press to record a memo See page 38 STOP Button Press to cancel the auto answer mode or to stop the message tape See pages 14 amp 30 PLAYBACK Button Press to play back messages See pages 29 amp 30 CORDLESS TELEPHONE OPERATION continued PLACING A CALL 1 Press the TA
45. d To change your outgoing message by remote 1 Dial your phone number and listen to your outgoing mes sage After you hear the beep at the end of the outgoing message enter your remote access code The message tape rewinds and plays back your messages After the last message 3 beeps sound After 3 beeps press 7 imme diately Record your new outgoing message Press 8 to finish recording Wait a moment Your new outgoing message will play back automatically Hang up after you hear the new outgoing message If you change your outgoing message the message tape rewinds to the beginning and any new messages are record ed over the old ones To turn off the answering system by remote 1 Dial your phone number and listen to your outgoing mes sage After you hear the beep at the end of the outgoing message enter your remote access code Press 0 Hang up The answering system turns off automatically Room monitoring The CLA 1380AUS lets you monitor the ambient sound of the room where the answering system is located 1 Dial your phone number and listen to your outgoing mes sage 2 After you hear the beep at the end of the outgoing message enter your remote access code 3 Press 5 to begin monitoring After 30 seconds you hear a beep and the answering system hangs up automatically 4 To listen for another 30 sec onds press 5 again immedi ately after the beep
46. d the ANSWER indicator flashes slowly when you press the ANS SET button there is not enough space left on the message tape to record calls or the tape has not been inserted ANS SET button ANSWERING SYSTEM OPERATION continued WHEN YOU COME HOME NOTE the end of the message tape is CALL COUNTER reached while a message or The ANSWER indicator flashes to memo is being recorded the indicate the number of messages ANSWER indicator flashes slowly that have been received to a maxi and continuously If this happens mum of 15 If more than 15 messag you cannot perform AUTOMATIC es are received the indicator flashes PLAYBACK Before proceeding continuously with manual message playback press the STOP button and then press the REW button AUTOMATIC PLAYBACK 1 Press the PLAYBACK button The answering system plays back any recorded messages including memos 2 Then you can a Repeat message playback b Save messages c Erase messages ANSWER indicator a To repeat messages playback Press the PLAYBACK button The unit plays back any record ed messages b To save messages After the last message has been piayed back the tape stops and the unit returns to the auto answer mode Leave the unit as it is The old messages are saved and any new ones are recorded after the old ones PLAYBACK button To erase messages automati cally Press th
47. depending on the operating conditions location and distance between the base station and the handset For the best possible performance locate the base station in the highest room feasible in your home or office and as close to the centre of the desired operating area as possible For the best performance under normal operating conditions extend the base station antenna fully Since cordless telephones use radio frequencies for communication certain obstacles between the base station and the handset may reduce the operat ing range The following are some examples Concrete walls Tile walls typically used in bathrooms Large metal objects such as refrigerators metal cabinets etc Metal shielding inside of walls Metal fences Objects which obstruct radio frequencies NOTE If you are beyond the operating range of the telephone the END button or SCAN button does not operate properly If this occurs move closer to the base station and try again INITIAL SETUP INSTALLING THE BATTERY PACK 1 Remove the battery compart ment lid 2 Plug the battery pack cord into the connector inside the battery compartment Place the battery w 2 pack in the battery 4 compartment 3 Replace the lid by sliding it up over the pack until it is firmly in place NOTES U When you replace the battery pack press the END button before step 1 above If the battery pack is replaced the security code and any s
48. ds and 3 beeps sound 2 Hang up Any new messages are record ed over the old ones To change your outgoing message using the handset 1 Press the REMOTE button The REMOTE indicator lights The message tape rewinds and plays back your messages After the last message 3 beeps Sound 2 After 3 beeps press 7 immediately 3 Record your new outgoing message 4 Press 8 to finish recording Wait a moment Your new outgoing message plays back If you change your outgoing message the message tape rewinds to the beginning and any new messages are record ed over the old ones If you accidentally press the END button while recording the recorded contents will be canceled In this case you must record your outgoing message from the base station again To turn off the answering system using the handset 1 Press the REMOTE button The REMOTE indicator lights If no messages have been recorded 3 beeps sound 2 Press 0 immediately The unit turns off automatically To fast forward the tape by remote 1 Press and hold 3 during playback The message tape fast for wards as long as you press 3 2 When you release 3 message playback begins again To rewind the tape by remote 1 Press and hold 6 during playback The message tape rewinds as long as you press 6 2 When you release 6 message playback begins again DOO v OPERATION ANSWERING SYSTEM OPERATION continue
49. e ERASE button The message tape rewinds t PETI and a beep sounds i After the message tape is erased the unit automatical ERASE ly returns to the auto answer button mode ANSWERING SYSTEM OPERATION continued WHEN A CALL COMES IN The answering system answers all calls and records all messages to a maximum of three minutes each If you do not wish to record any messages set the CPC ANS ONLY switch to ANS ONLY NOTE If the end of the message tape is reached while a message is being record ed long beeps sound ANSWERING SYSTEM OPERATION continued To erase messages manually Fast Erase 1 Press the STOP button 2 Press the ERASE button and hold it 3 While holding the ERASE button press the REW button The answering system begins to erase the message tape TheFFWD button does not function for fast erase REW button STOP button ERASE button MANUAL MESSAGE PLAYBACK The message tape can be advanced or rewound to quickly find a certain message or recorded section of the tape 1 Press the STOP button This disengages the unit from the auto answer mode and lets you use it like a regular tape FFWD recorder 2 Press the PLAYBACK button Pufton The message tape begins REW playing back button 3 Press and hold the FFWD or REW button to quickly move STOP the tape forward or backward button Only when the tape is rewind ing you can hear a high ANS SET PLAYBACK
50. e left your home or office without setting the unit to the auto answer mode you can set it from any Touch Tone telephone 1 Dial your phone number 2 Let the phone ring 16 times 1 222 252 2252 After 16 rings the unit plays 2 32 back your outgoing message and 3 beeps sound 3 After 3 beeps no sound is heard for approximately 10 seconds 4 Within these 10 seconds enter your remote access code H i The unit automatically resets to the auto answer mode 5 Hang up 99 9996 2 To reset the answering system by remote When the tape is fully recorded the unit shuts off But you can retrieve recorded messages by remote as follows 1 Dial your phone number 2 Let the phone ring 16 times ITAL After 16 rings the unit plays back your outgoing message and 3 beeps sound 3 After 3 beeps no sound is heard for approximately 10 seconds 4 Within these 10 seconds enter your remote access code The message tape rewinds and plays back At the end of the last message 3 beeps sound After 3 beeps press 2 within 10 seconds Hang up The message tape rewinds and the unit automatically resets to the auto answer mode 5 59 au ANSWERING SYSTEM OPERATION continued OTHER ANSWERING SYSTEM FEATURES MEMO PERSONAL MESSAGE RECORDING You can leave a memo a recorded personal message that can be retrieved manual y or by remote control by anyone who has access to the an
51. e page 11 END button TALK indicator TALK button d SCAN button CORDLESS TELEPHONE OPERATION continued AUTODIAL You can store up to 10 frequently called phone numbers in the autodial memory Stored phone numbers can include pauses where necessary See below To store numbers 1 Press the END button 2 Press the MEMORY button The TALK indicator flashes 3 Dial the phone number you want to store Press the MEMORY button 5 Press a number button to designate an index number 0 9 A beep sounds The phone number is now stored in the autodial memory 6 Write the stored phone number on the supplied index sheet 7 Repeat steps 2 6 above to store other numbers or to change previously stored numbers To interrupt number storing press the END button any time before step 5 above Toclear a stored phone num ber from the memory press the END button once and then the MEMORY button twice and enter the index number O 9 of the phone number you want 1o clear gt NOTES To insert a 2 second pause between two digits in a stored number after 9 to get an outside line a PBX system for example press the REDIAL P button after the first digit Phone numbers up to 16 digits in tength can be stored A pause counts as one digit The autodial memory is cleared if The battery pack is changed The battery pack is exhausted To call a number stored in the
52. egister Output of Write Data Data Output A Connect LOUT when Rec or 4 AMON Input FIN of Internal LPF LOUT Output of Operational Amplifi E d er with Input is LIN LIN Inverted input of Internal jaaa Power Source for Digital _ 19 SG Output of Reference Voltage for Analog Circuit Signal uM Ground For Internal 20 SGC Output of Reference Voltage for Analog Circuit Signal Ground For External 21 MOUT Output of Operational Amplifi p er with Input is MIN MIN Inverted Input of Interna Operational Amplifier 23 AGND Ground for Analog DGND Ground for Digital 25 RSEL 1 Select Number of Serial Reg 26 RSEL 2 Select Number of Serial Reg Ep Iu 27 ST SP Start of Record or Playback Repeat Playback when HIGH Level hold or End of Record or Play 28 MCUM Slandalone Micro Processor Type Select 1 lt aja ce i x 5 w o 5 x m 9 0 DVpp DIN ho 1 DOUT Connect DOUT Terminal of Serial Register Input of Read Data Read Write Clock Connect RWCK Terminal of Serial Register Clock Output Terminal for Data Read Write to Serial Register 2VCK Output 1 2 Frequency Clock During Record or Playback 42 RWCK HIGH Pulse back Or During Playback Bl Ss wur ss A o 2 CIRCUIT DESCR
53. es for transmission and re ception and is subject to certain op erating conditions The following conditions are normal and could af fect the operation of your system 1 NOISE Electrica pulse noise is present in most homes at one time or another This is most intense during electrical storms Certain kinds of electrical equipment such as light dimmers fluorescent bulbs motors fans etc also generate these noise pulses Because radio frequency transmis sions are susceptible to these puls es on occasion you may hear them in your handset Generally they area minor annoyance and should not be interpreted as a defect in your system 2 RANGE Because radio frequencies are used the location of the base station can affect the operation range Try sev eral locations in your home or busi ness and pick the one that gives you the clearest signal to the handset Tuming around while holding the handset may help you find the best position 3 INTERFERENCE Electronic circuits activate a relay to connect the cordless telephone to yourtelephone line These electronic circuits operate inthe radio frequency spectrum While several protection circuits are used to prevent unwant ed signals there may be periods when these unwanted signals enter thebase station You may hearclicks or hear the relay activate while you arenotusingthe cordless handset If this starts occurring frequently it can be minimized or eliminated by low er
54. gned for answering system use If you decide to use another brand make sure the tape is of high quality CLEANING THE HEADS To ensure continued high performance from the answering system clean the head pinch roller and capstan periodically whenever dust or reddish brown oxide particles have accumulated Failure to do so may result in inferior sound quality and inconsistent tape speed 1 Open the cassette compartment lid 2 Moisten a soft cloth or cotton swab with isopropyl alcohol and gently rub the surface of the heads pinch roller and capstan until the dirt or oxide is removed NOTE Remember that you own the unit The telephone company is not responsible for its maintenance PARTS LOCATION PREPARATION FOR ADJUSTMENTS Measuring instruments tools 1 Test tape OA W41 Head azimuth 3kHz 10dB OA W411 Motor speed 3kHz 10dB MC 30 Normal tape 2 Oscilloscope 3 AF VTVM 4 Frequency counter 5 Screwdriver non metallic for adjustments MOTOR SPEED VR80 VR703 FREQUENCY COUNTER BASE STATION SPEAKER 25 ohm TAPE MECHANISM ADJUSTMENT 1 HEAD REPLACEMENT AND AZIMUTH ADJUSTMENT R P HEAD E HEAD WHITE BLUE 1 HEAD REPLACEMENT Notes 1 After replacement demagnetize the heads by using a degausser 2 Be sure to clean the heads before attempting to make any adjustments 3 All wiring should be returned to the o
55. he dirt or oxide is removed NOTE Remember that you own the unit The telephone company is not responsible for its maintenance TROUBLESHOOTING If you have a problem with your cordless telephone answering system try the following suggestions before calling for service CORDLESS TELEPHONE SECTION If the phone does not work The AC adaptor may not be important note plugged into a wall outlet The rechargeable battery pack The battery pack may need Should be replaced with a new one recharging BATT LOW indicator lights in talk mode The security code may not be set properly See page 11 The handset may be too far from the base station the communication range is too short Check the base station location See page 4 Extend the base station antenna fully If incoming calls do not ring on the handset The handset may be too far from the base station TheRINGER switch may be set to the off position the battery is not charging The battery contacts may need cleaning The battery plug may be connected properly If you encounter noise or interfer ence Press the SCAN button if the BATT LOW indicator lights after only a few telephone calls or if the available calling time dura tion of a phone call becomes Shorter than normal even when the battery pack has been charged for 12 or more hours Your handset battery needs recharging when you he
56. he ring is muted TALK VOLume Button pe place M OA TALK indicator Lights when the handset is in sed to change talk mode fo evel Gorm parser Flashes when the answering from the handset speaker system is in use Earpiece END Button BATT LOW indicator Press to hang up Lights when the battery pack needs recharging If the battery Pack is completety exhausted the indicator does not light See page 8 TONE gt Button s Dialing Buttons Press to change the dialing Use just like the buttons on a mode temporarily from pulse standard Touch Tone phone to tone See page 23 BASE STATION CONTROLS RING DELAY Switch 2 4 AUTO Set to 2 to have calls answered on the Second ring Modular Telephone Jack TEL LINE Set to 4 to have calis answered on the See page 9 fourth ring Set to AUTO to set to Toll Saver mode See page 13 BACK OF UNIT Ng Jack DC 9V See page 7 RINGER Switch OFF LO HI Adjusts the volume of the base station ringer When set to OFF no ring is heard If a call is received during an intercom Conversation the ring is heard even if the RINGER switch is CPC ANS ONLY Switch For normal use set to CPC ON you have EASY CALL service or a noisy telephone exchange set to CPC OFF If you do not want to receive messages set to ANS ONLY answer only See page 13 setto OFF cce y w um SIDE VIEW
57. ing the height of your base station antenna or relocating the base sta tion Check for interference before selecting your final base station lo cation by plugging it in and monitoring it for clicks Twocordless systems should not be operated too close to each other be cause of interference This interfer encecanbe reducedby lowering your base station antenna thereby re ducing its range REMOVAL AND INSTALLATION All wiring should be returned to the original position after work is completed 1 BASE STATION SECTION 1 REMOVAL OF TOP LID 2 REMOVAL OF MAIN P W BOARD 1 Remove 4 bottom cabinet mounting screws 1 Remove the antenna lead wire 2 Remove a MAIN P W Board mounting screw MAIN PWB PUSH xd SOLDER o 3 REMOVAL OF MECHANISM 4 REMOVAL OF CONTROL P W BOARD 1 Remove 4 mechanism mounting screws 1 Remove 6 CONTROL P W Board mounting screws 2 Remove the CONTROL W Board as shown the figure ANN 13 REMOVAL AND INSTALLATION 5 WIRING LAYOUT Ail wiring should be returned to the original position after work is completed CN7C2 2P m CN701 2P CJ SPEAKER tsp MECHANISM TERMINAL SIDE CONNECT CORO BASE CONTROL P W B 2 HANDSET SECTION 1 REMOVAL OF CABINET The procedure for disassembly
58. lephone does not produce continuous tones while the unit is set to the auto answer mode but no messages have been recorded the dialing buttons are pressed The tape may need rewinding You may have entered your remote Make sure the full side of the tape access code before the beep that is on the right follows your outgoing message The message tape may be damaged or may not have been the unit does not function after it inserted has been exposed to a static Your outgoing message may not electric shock have been recorded property Disconnect the AC adaptor then The CPC ANS ONLY switch may reconnect it be set to ANS ONLY Record your outgoing message again the unit disconnects before the Reset the security code caller has finished leaving a mes sage caller may have kept silent for too long Thecaller s voice may have been extremely low the telephone rings but the unit does not answer the phone Set the unit to auto answer mode See page 27 If you hear beeps but no messages during message playback A caller probably hung up without leaving a message The beeps you hear represent each time your Outgoing message was played not each time someone spoke OPERATION Although it is uniike y that the base station will malfunction if it does disconnect it from the telephone line until proper repairs are completed The cordiess telephone uses radio frequenci
59. matically from the message tape to the IC memory when the power is restored Remote Message Retrieval You can retrieve your incoming messages from another location using any touch tone telephone which has a continuous tone signal See page 33 Switchable Tone Pulse Dialing CLA 1380AUS can be operated on tone or pulse dialing systems When used with pulse dialing telephone lines you can dial a number then switch to tone dialing temporarily to access answering machines by remote control or to access special telephone services such as electronic banking This SANYO cordless telephone answering system is Hearing Aid compati ble Notice This unit uses radio communication between the handset and the base unit and may not ensure privacy of communication Other devices including other cordless telephones may interfere with the operation of the cordless telephone section of this unit or cause noise during operation Cordless telephones must not cause interference to any licensed radio service HOW TO GET THE BEST PERFORMANCE continued Interference If you have more than one cordless telephone in your home or office we recommend that you separate the telephones from each other as much as possible to avoid interference If interference does occur change the operat ing channel on one of the telephones by pressing the SCAN button or lower the base station antenna thereby reducing its range Noise Electrical pulse
60. memory 1 Press the TALK button 2 Press the MEMORY button 3 Press the assigned index number 0 9 END button TALK indicator TALK button Dialing button MEMORY button REDIAL P button OPERATION CORDLESS TELEPHONE OPERATION continued REDIAL To automatically redial the last number called press the REDIAL P button instead of dialing the number again Phone numbers up to 32 digits in length can be redialed NOTE To redial after hearing a busy signal press the END button then the TALK button then the REDIAL P button CORDLESS TELEPHONE OPERATION continued INTERCOM From handset to base station Auto Intercom 1 Handset Press the END button 2 Handset Press the INT button to page the base station The base station automatically switches to intercom mode 3 Handset and base station Begin intercom conversation 4 Handset When intercom conversation is over press the END button to switch the intercom mode off INTERCOM WHILE A CALL IS ON HOLD During a telephone call the handset user can talk to the base station user The outside call is automatically put on hold 1 Press the INT button to alert the base station The outside call is put on hold and the TALK indicator flashes 2 if you end the intercom conver sation or the base station does not answer press the TALK button to talk to the caller again END button TALK button
61. ng devices or automatic ring detectors will give rise to bell tinkle or noise and may cause false tripping of the ring detector Should such problems occur the user is not to contact Telecom Faults Service INITIAL SETUP continued CHARGING THE BATTERY PACK IMPORTANT NOTE The battery pack must be charged for a full 12 hours before the cord less phone is used for the first time Do not use the phone before charging the battery pack 1 Place the handset on the base station and charge it for a full 32 hours 2 In order to verify that the handset battery is fully charged a Remove the handset from the base station b Check to see that the BATT LOW indicator is off Dl NOTE If the LOW indicator lights even after charging for a full 12 hours refer to the troubleshooting guide on page 41 After initial setup recharge the handset battery by placing it on the base station cradle whenever the BATT BATT LOW LOW indicator lights indicator Replacement battery packs are available from an authorized Sanyo service center Repiacement battery pack part number SANYO 3N 270AA Use of other brand or type batter ies may cause serious damage or equipment malfunctions NOTE When batteries are discharged they must be disposed of in a safe manner that complies with all applicable laws SANYO 3N 270AA INITIAL SETUP continued BASE STATION VOLUME CONTROL Set the VOLUME control
62. oice signal reach pin E of Q701 e z o Yes Check Q701 Does the voice signal reach pin 24 of IC602 Check IC601 Q710 Q711 and Q712 Yes 2 Does the voice signal reach pin 18 of IC602 Is the level of pin 17 of IC602 High Yes Yes No HANDSET Check 1C602 Check 1 401 No 6 Does the voice level reach pin 18 of IC351 Check IC351 Yes 2 Does voice level reach pin 3 0106517 Is the level of pin 10 of IC651 High Yes Check IC651 Check 001 4 8 Does the voice signal reach terminal speaker Check Q010 Q011 and Speaker o The number cannot be dialed g PULSE MODE gt Is the High Low signal being emitted to 54 of IC401 Check IC401 Is Q907 switching Check Q907 Check Relay TROUBLE SHOOTING GUIDE h TONE MODE 15 the signal 3 58MHz being emitted to pin 9 of IC406 Does the TONE signal reach pin 20 of 1406 Yes No Check IC405 and Check 704 X701 Does the TONE signal reach secondary of T901 Yes No Does the TONE signal reach Telephone Line No Check T901 L903 and L904 Check Q702 and Q713 The ringer does not ring Base station No up mE Is not the position of ringer switch S403 OFF Set ringer switch 8403 to the HI or LO position Yes No Are the handset and base station linked Refer to the section c and d
63. riginal posi tion after work is completed 2 HEAD AZIMUTH ADJUSTMENT 1 Load the test tape OA W411 etc 3kHz for azimuth adjustment 2 Press the PLAY button 3 Use a cross tip screwdriver to turn the screw for azi muth adjustment so that the output is maximized 4 After completion of the adjustment use thread lock TB 1401B to secure the azimuth adjustment screw 2 MOTOR REPLACEMENT AND SPEED ADJUSTMENT 1 MOTOR REPLACEMENT 2 MOTOR SPEED ADJUSTMENT 1 Insert the test tape OA W411 etc 3 000Hz 2 Press the PLAY button 3 Adjust VR801 so that the frequency counter reading Is 3 000Hz ADJUSTMENT This cordless telephone is composed of two sections the base stations and the handset The 30MHz and 39MHz frequency bands are used for these communications There are 10 channels each consisting of two frequencies one from the 30MHz band and one from the 3 9MHz band AT any given time communications between the base station and handset use one pair of these frequency channels BASE STATION MEASURING INSTRUCTIONS TOOLS 1 FM STANDARD SIGNAL GENERATOR MSG 2560B etc Frequency 100 kHz 110 MHz Modulation 2 5kHz Level 46dB LINEAR DETECTOR FOR FM LD 460 etc RF VTVM or ELECTRONIC VOLTMETER ML 69A etc FREQUENCY COUNTER 4050 etc AF VTVM or AF AC VOLTMETER ACVM AF OSCILLATOR 1 kHz 7 DIGITAL VOLTMETER DC POWER SUPPLY TELEPHONE ANALYZER 1050 H
64. s code The answering system auto matically returns to the auto answer mode in 3 seconds At this point if you wish you can change your outgoing message or turn off the answering system more than 10 messages been recorded a single long beep sounds when you enter your remote access code ANSWERING SYSTEM OPERATION continued To fast forward the tape using the handset 1 Press and hold 3 during playback The message tape fast forwards as long as you press 3 2 When you release 3 message playback begins again To rewind the tape using the handset 1 Press and hold 6 during playback The message tape rewinds as long as you press 6 2 When you release 6 mes sage playback begins again REMOTE button REMOTE indicator ANSWERING SYSTEM OPERATION continued 3 After listening to your messag es you have 3 choices a Repeat message playback b Save messages C Erase messages a To repeat messages playback Wait for message playback to end 3 beeps sound Press 1 within 10 seconds The tape plays back again After the last message 3 beeps sound b To save messages When message playback ends 3 beeps sound simply hang up the phone The messages are saved and any new messages are recorded after the old ones c To erase messages 1 Wait for message playback to end 3 beeps sound Press 2 within 10 seconds The message tape rewin
65. seconds in the following range 15 lt lt 80 msec or 900 x lt 3000msec VOICE I 1 1 1 4 12702 PIN 20 i i 1 401 PIN 47 T gt 1 702 TRANSFORMER une 20 12401 PIN 47 VOX T901 Q701 8 0 CIRCUIT DESCRIPTION ANSWERING SYSTEM 5 DTMF receive signal detection circuit Example 0 and 3 When retrieving recorded messages through a telephone line from another location this circuit detects the 0 3 frequency components of the signal sent as a gt OX control signal and informs IC401 When the DTMF signal is sent through the telephone line 0 5 sec or more within 2 0 sec 0 5 sec or more from another location while CLA 1600 is in the auto answer mode it is input to pin 2 in 1C704 DTMF TONE PHASE IN 4 BIT CODE from L to H Then from pin 11 pin 14 in 1C704 the 4 bit signal that corresponds to the key 16 DTMF tone pairs into a 4 bits code is output When this happens the level of pin 15 in 1704 changes LOW HIGH 1 704 LC7385M eu gt 13 FREQUENCY FREQUENCY 401 is activated in response to remote control signals sent from another location ALC CIRCUIT CN901 Q710 Q711 Q712 5 TEL SOCKET RELAY TRANS DTMF 704 LINE AMP Q701 52 0702 6 Tape rotation detection Reel pulse detection condition at Q803 C IC401 pin 46 Playback 500 max ON OFF
66. swering system NOTES The call counter counts memos as messages Memo recordings can be as long as the available message tape 1 Make sure the unit is in the auto answer mode See page 27 2 Press the MEMO REC button 3 Record a message using the built in microphone MIC 4 When you have finished recording your message press the MEMO REC button again Microphone MEMO REC MIC button OPERATION MAINTENANCE CLEANING THE CONTACT POINTS To ensure proper charging of the handset battery pack clean the battery charging terminals on the handset and the base station once a month by wiping them with a soft cloth moistened lightly with isopropyl alcohol CASSETTE TAPES After a message tape has been in use for 6 months you should turn it over and use the other side for the next 6 months After that you should replace it with another Sanyo cassette designed for answering system use If you decide to use another brand make sure the tape is of high quality CLEANING THE HEADS To ensure continued high performance from the answering system clean the head pinch roller and capstan periodically whenever dust or reddish brown oxide particles have accumulated Failure to do so may result in inferior sound quality and inconsistent tape speed 1 Open the cassette compartment lid 2 Moisten a soft cloth or cotton swab with isopropyl alcohol and gently rub the surface of the heads pinch roller and capstan until t
67. t a record your message using the message tape inserted 3 long built in microphone beeps sound 5 Press the OGM REC button Your outgoing message be up to approximately 16 seconds in length The IN USE indicator flashes to alert you during the last again to end recording The IN USE and ANSWER indicators flash alternately and your outgoing message plays back automatically A backup recording of your outgoing message is made automatically on the message tape 4 seconds of recording time If you attempt to record an outgoing message more than 16 seconds in length the answering system automatically stops recording and enters the auto answer mode When outgoing message record ing is completed the unit switch es to the auto answer mode automatically If you want to cancel the auto answer mode press the STOP button incoming call is received while you are recording your outgoing message or while the backup tape recording is being made your outgoing message is erased If this happens record your outgoing message again When you replace the message tape you must record your outgoing message again Microphone MIC OPERATION HANDSET CONTROLS Earpiece RINGER Switch Tums the ringer on and off This switch must be set to the position in order for a ring to be heard when an incoming call is received When the switch is set to the off position t
68. terminals Q903 and Q904 Is a modulation signal 30MHz being output to the antenna Is TX data being output to pin 15 of No Check 1 401 0402 and Q403 Check D201 TROUBLE SHOOTING GUIDE l i WJ H 1 1 3 Is the level of pin collector of Q906 and 3 Is a carrier signal being output to the antenna Q911 High i Yes i i 4 Is RX data being input to pin 60 of IC401 Is the level of pin 57 21 of 1C401 Low Yes No Check 12401 Check IC301 Check Q906 Check IC401 Yes 5 Is RX data being output to pin 17 of IC301 Check Q101 and 1 301 d The security code cannot be registered Handset Voice communications are not possible by pushing the TALK button The unit does not link 1 Is the level of pin 36 of IC001 High 7 No Check charger terminals and D951 Q007 Q008 4 Yes 2 Is a modulation signal 40MHz being output to the antenna No Is TX data being output to pin 34 of ICOO1 Yes Yes o Check D251 Check 1 001 z Is a carrier signal being output to the antenna Is there voltage in pin C of Q002 Yes Yes No Is RX data being input to pin 8 of 1 001 Is the level of pin 11 of IC001 Low gt No Yes Yes No Check Q002 Check 1 001 Check 1 001 Is RX dada being output to pin 28 of IC351 Is there voltage in pin C of Q253 No Yes No Check 002 and
69. the handset is as follow 1 Remove the battery compartment lid O 2 Remove the battery pack 3 Remove a handle mounting screw 0 4 While pressing the shaded area to release the hooks on both sides of the cabinet gently open the bottom of the cabinet 5 While gently opening the handle lift and remove 14 REMOVAL AND INSTALLATION 2 REMOVAL OF MAIN P W BOARD 1 Remove the 2 MAIN P W Board mounting screws O 2 Remove the solder between the antenna lead wire and the P W Board 3 Remove the 3 connectors 4 Remove the antenna 9 0 3 REMOVAL OF CONTROL P W BOARD 1 Remove the 5 CONTROL P W Board mounting screws 0 2 Taking care not to damage the TALK and BATT LOW LED s remove the control P W Board as shown in the figure 3 Remove the ringer switch on the control P W Board as shown in the figure REMOTE CONTROL P WB REMOTE MIC PWB TAPE MECHANISM ADJUSTMENT MAINTENANCE CLEANING THE CONTACT POINTS To ensure proper charging of the handset battery pack clean the battery charging terminals on the handset and the base station once a month by wiping them with a soft cloth moistened lightly with isopropyl alcohol CASSETTE TAPES After a message tape has been in se for 6 months you should turn it over and use the other side for the next 6 months After that you should replace it with another Sanyo cassette desi
70. to the correct position to give you the desired sound level If you set the VOLUME control to the minimum position no sound is heard from VOLUME control the speaker OPERATION INITIAL SETUP continued SECURITY CODE The CLA 1380AUS has a digital security system with 10 million possible codes This system helps prevent the unauthorized use of your telephone line by another cordless telephone user A security code is set automatically the first time the handset is placed in the base station cradle When the code is set a beep sounds The security code must be reset if the battery pack is replaced or the power is interrupted How to reset your security code 1 Place the handset in the cradle of the base station 2 Press the PAGEANT button on the base station within 3 seconds A beep sounds within 30 seconds The security code is now set To change your security code at any time simply repeat the above steps A new security code is automatically set each time NOTES It is necessary to change the security code if There is a power failure The battery pack is changed The battery pack is exhaust ed AC adaptor is disconnect ed security code has been cleared calls cannot be made until the code is reset INITIAL SETUP continued ANSWERING SYSTEM RING DELAY SWITCH 2 4 AUTO The RING DELAY switch lets you choose the number of times the telephone rings before a
71. tored numbers are cleared When you replace the battery pack pull out the plug of battery pack vertically INSTALLING THE ANTENNA Antenna install the antenna to the handset by rotating it clockwise as shown For the best overall performance the telescopic rod antenna is recommended Using the optional rubber antenna may reduce performance and operational range Handset OPERATION INITIAL SETUP continued AC CONNECTION 1 Insert the small plug on the end of the AC adaptor cord into the 9V DC jack on the back of the base station 2 Plug the AC adaptor into an AC wall outlet NOTE If 6 long beeps sound when the AC connections are made the message tape has not been inserted To power outlet gae Me 240V 50Hz 75 D TY AC adaptor f Model No KR0617 NOTE USE ONLY SANYO AC ADAPTOR MODEL NO KR0617 APPROVAL NO Q94113 INITIAL SETUP continued PHONE LINE CONNECTION NOTE Please make sure that the handset battery is fully charged before connecting the phone line cable 1 Normally fully stretch the antenna To telephone line WARNINGS This cordless telephone may on some longer lines have difficulty handing over to another device connected to the same line Immediately disconnect the equipment should it become physically damaged and arrange for its disposal or repair The operation of this equipment on the same line as telephones or other equipment with audible warni
72. ty Codes for Handset 39 775 40 000 MHz Remote Control 3 Factory preset Receiving frequency Toll Saver Ring Delay 2 4 auto Base station 39 775 40 000 MHz Handset Remote yes Handset 30 075 30 300 MHz Auto message erase yes Noise Reduction Super Compander Announcement only yes Speaker Control yes base station Extension Phone disconnect yes Memory Dial 10 number Message Recording Time 3 minutes each Channel Access 10 channel Manual scan Voice Activated Recording yes Security Codes 10 million Calling Parity control ON OFF Continuous Standby 1 remote control Functions AUTO REW PLAY Auto Standby OGM CHANGE Quick Talk Access yes AUTO RESET Intercom yes REVIEW Paging yes FAST FORWARD Flash yes TURN ON OFF Instant Tone yes and ROOM MONITOR Ring level control yes handset and base station Hearing Aid Compatible yes Wall Mountable yes e GENERAL e STANDARD DTMF DIALING TONE Power Source Base station Local current with AC adaptor Digit Symbol Frequency H2 AC 230 240 V 50 Hz 1 697 1209 Handset Ni Cd battery 3 6 V 270 mAH 4 770 1209 Dimensions 5 770 1336 Base station 172 W x53 H x227 D mm 6 770 1477 Handset 58 W x 205 H x 50 D mm gt Weight 9 852 1477 Base station 694 g without
73. ust T201 so that the reading of the RF electronic voltmeter is maximum at 50 ohm scale about 4 dBm typical 2 TX FREQUENCY 1 Connect a frequency counter and switch S104 to the CN101 2 Set switch S104 to the FREQ position 3 Adjust CT101 so that the reading of the frequency counter is 30 225 MHz 0 5 kHz Unit Condition 1 Set a 5403 RINGER to OFF position Set a S404 CPC to OFF position 2 Setting band 4 channel 30 225 MHz Select channel 4 by FFWD button pushed four times at speedy Confirm at Frequency Counter 3 Push PLAY button 3 TX LINE MODULATION 1 Connect a Linear detector and switch S104 to CN 101 2 Set switch S104 to the MOD position 3 Connect an AF oscillator 1kHz and AF VTVM to TEL line 4 Adjust an AF oscillator so that the reading of the AF VTVM is 20 dBm 5 Adjust VR603 so that the reading of the linear detec tor is 2 0 kHz 0 1 kHz dev 4 TX DATA MODULATION 1 After TX LINE MODULATION adjustment push REW button 2 Adjust VR602 so that the reading of the linear detec tor is 4 5 kHz 0 1 kHz dev STEP CONDITION ADJUST ADJUST VALUE SPECIFICATION 1 TX LEVEL 5104 CARR SIDE 4 0 dBm 1 5 dBm 2 TX FREQUENCY 5104 FREQ SIDE 30 225 MHz 30 225 MHz 0 5 kHz 3 TX LINE 8104 MOD SIDE VR603 2 0 kHz Dev MODULATION OSC OUT 20dBm 4 TX DATA 5104 MOD SIDE VR602 4 5 kHz Dev 4 5 0 1 kHz dev 1 kHz MODULATION OSC OUT 20dBm
74. y Matix ingot BATLOW LED Battery Low LED Control LOW P10 Key Matrix Strobe Out Key Matrix m tax ms s A sew 9 m x wor 1C401 LC66512B Micro Processor for Base Station 6 Ps1 Latch Data Key Scan 7 ps 02 ______ 02 TEST Not used Low Vss Source GND 061 O m EM Bam al pm 7 52 _____ Scan 8 P53 jtacnDaa KeyScan 9 RE CODE 0_ Remote Code Select Switch 10 1 RemoteCodeSelectSwich 11 TX Data Output 12 TXDATA2 TX Data Output Jo ____ E sci E mn 5 OSC2 System Clock Out LO BM SSE EM o RESET TXMUTE TX Mute LOW Jo LO 9 0 13 D0 00 Control to IC702 TX CNT Mic Signal Switch DOS Control to 1C702 9 RNG LVL Ringer Level Control NIN 4 BEJO N O o s o USE LED IN USE LED Control D1 Control to IC702 30 IC BLOCK DESCRIPTION PIN NAME amp FUNCTION Active 1 0 Signal Name Description of Function Active g Key Scan Data Input from KH wska Key Scan

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