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MICROFILM

SERVICE MANUAL

CORDLESS TELEPHONE

E Model

SPECIFICATIONS

SPP-904

Summary of Contents for SPP-904

Page 1: ...MICROFILM SERVICE MANUAL CORDLESS TELEPHONE E Model SPECIFICATIONS SPP 904 ...

Page 2: ...iring Board HAND RF Section 24 5 9 Schematic Diagram HAND RF Section 25 5 10 Printed Wiring Board HAND MAIN Section 26 5 11 Schematic Diagram HAND MAIN Section 27 5 12 IC Pin Function Description 29 6 EXPLODED VIEWS 31 7 ELECTRICAL PARTS LIST 33 Notes on chip component replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat S...

Page 3: ...3 SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 4: ...4 ...

Page 5: ...he hand cabinet rear to direction of the arrow B 1 Remove the battery case lid to direction of the arrow A 4 claw 3 two claws 3 two claws 2 two screws BTP2 6 12 A B 2 four screws BTP2 6 8 5 Remove the hand main board to direction of the arrow C 3 two screws BTP2 6 4 two charge terminals U C 1 vol knob U 2 screw BTP2 6 8 6 antenna cover ...

Page 6: ...ASE CABINET BASE MAIN BOARD 1 four screws BTP2 6 10 2 claw 3 cabinet lower 2 claw 1 two screws BTP2 6 8 2 two charge springs U 7 harness 5 washer SP 6 base main board 4 four screws BTP2 6 8 3 cabinet upper ...

Page 7: ... the power off disconnect the AC adapter plug Set the handset to charge on the base unit except Test Mode 9 Bell in Changing the Test Mode Step 1 Set the DIAL MODE switch to the PULSE position 2 Press the HANDSET LOCATOR key 3 A step is changed each time the key is pressed and CHARGE and LINE LEDs turn on for 50 msec Changing the Channel 1 Set the DIAL MODE switch to the TONE position 2 Press the ...

Page 8: ...335 65 Hz ROW 3 852 27 Hz COL3 1476 71 Hz ROW 4 940 99 Hz 3 Test Mode 7 Set the DIAL MODE switch to the TONE position and press the HANDSET LOCATOR key DTMF will be changed 1 2 3 4 5 6 7 8 9 0 1 4 Test Mode 8 When locked receiving data is 0000 CHARGE LED turns on 5 Test Mode 9 When CHGIN IC5 pin eg is L charge on CHARGE LED turns on 1 VCO TX FREQ ADJ L L L L 2 TX MOD CHECK L H L H 3 TX DATA L L L ...

Page 9: ...ution Press the each key for the desired test mode step to execute any of the following tests Initial Channel of each step 21CH A SQ on H SQ off L 1 Test Mode 3 Continue output TX data as 0000 2 Test Mode 4 10 It is possible to change the speaker output level by VOL switch 3 Test Mode 6 When locked receiving data is 0000 it beeps confirm tone 1 kHz 4 Test Mode 8 When BATT LOW IC404 pin eg is L bat...

Page 10: ...tch S2 to the TONE position 4 Press the HANDSETLOCATOR key S1 three times to change the channel to 40CH 5 Check that the value of power meter is 5 5 dBm 1 5 dBm 6 Press the HANDSET LOCATOR key S1 once to change the channel to 1CH BASE UNIT digital voltmeter TP TX VCO TP RX VCO TP GND frequency counter TP ANT TP GND power meter TP ANT TP GND 7 Check that the value of power meter is 5 5 dBm 1 5 dBm ...

Page 11: ...d 3 Adjust RT2 on the BASE MAIN board so that the value of noise meter becomes 265 mV 10 mV 3 Distortion and S N Ratio Check Setting Procedure 1 Connect a distortion meter to the LINE jack J1 on the BASE MAIN board 2 Set the CCITT of noise meter on 3 Check that the value of distortion meter is less than 4 4 Check that the value of noise meter and record it 5 Change the modulation of SSG to no modu...

Page 12: ... Procedure 1 Connect a noise meter to the LINE jack J1 on the BASE MAIN board 2 Press the HANDSET LOCATOR key S1 twice to change the test mode step to DTMF DUAL TONE 3 Check that the value of noise meter is 5 dBm to 0 dBm noise meter 600 Ω LINE jack J1 BASE MAIN BOARD Component Side BASE MAIN BOARD Conductor Side TP ANT TP GND J1 BASE RF Board BASE RF Board TP RX VCO TP TX VCO RT301 TX Power Adjus...

Page 13: ... key three times to change the channel to 40CH 4 Check that the value of power meter is 7 5 dBm 1 5 dBm 5 Press the CHANNEL key once to change the channel to 1CH 6 Check that the value of power meter is 7 5 dBm 1 5 dBm HANDSET digital voltmeter TP TX VCO TP RX VCO TP GND frequency counter TP ANT TP GND power meter TP ANT TP GND 4 Modulation Sensitivity Adjustment Setting Procedure 1 Disconnect the...

Page 14: ...ier frequency 926 997467 MHz Modulation 1 kHz 8 kHz deviation Output level 47 dBm TP ANT TP GND TP SP TP SP 150 Ω noise meter 4 Set the VOL switch S401 to M position 5 Adjust RT402 on the HAND MAIN board so that the value of noise meter becomes 115 mV 10 mV 3 Distortion and S N Ratio Check Setting Procedure 1 Connect a distortion meter to TP SP and TP SP on the HAND MAIN board 2 Check that the val...

Page 15: ...arrier frequency 926 997467 MHz Modulation 1 kHz 8 kHz deviation Output level 113 dBm TP ANT TP GND HAND MAIN BOARD Component Side HAND MAIN BOARD Conductor Side TP SP TP SP HAND RF Board RT501 TX Power Adjustment CT401 TX Frequency Adjustment L402 DISCRI Voltage Adjustment RT402 Speaker Out Level Adjustment RT403 Modulation Sensitivity Adjustment RT401 SQ Sensitivity Adjustment TP TX VCO TP RX VC...

Page 16: ...16 ...

Page 17: ...LCH CONTROL IC3 1st MIXER VCO PLL SYNTHESIZER IC302 EXPANDER COMPRESSOR LIMITER IC1 BATTERY VOLTAGE DETECT IC6 TX MUTE B SWITCH FOR TX SYSTEM Q12 3V REGULATOR Q11 RESET SIGNAL GENERATOR Q9 CHARGE TERMINAL 37 RX MUTE 36 DTMF 1 DTMF 34 LED CHG1 LED CHG2 B 3V 32 31 TX B PULSE TONE RESET 2 46 CHG IN 35 RL1 HOOK ON OFF RELAY DRIVE Q10 RINGER DETECT IC4 TALK 13 21 05 SIGNAL PATH RX TX BELL 6V REGULATOR ...

Page 18: ... CONTROLLER IC404 2nd MIXER LIMITER AMP DET AF AMP SQUELCH CONTROL IC401 1st MIXER VCO PLL SYNTHESIZER IC502 EXPANDER COMPRESSOR LIMITER IC403 COMPARATOR VREF TX MUTE B SWITCH FOR TX SYSTEM Q403 3V REGULATOR IC405 RESET SIGNAL GENERATOR Q411 CHARGE TERMINAL 11 RX MUTE 12 CONV 37 KEY LED 17 TALK LED TALK LED BATT B 16 15 SC TX B 13 RESET 2 42 CHG IN 36 VDET2 VIN1 COL1 COL5 Y401 BUZZER RINGER DRIVE ...

Page 19: ...xternal power voltage jack J2 on the BASE MAIN board dc 12 V and fed with regulated dc power supply from modular jack J1 on the BASE MAIN board with 100 Ω in series and dc 3 6 V and fed with regulated dc power supply from battery terminal on the HAND MAIN board Voltages and waveforms are dc with respect to ground in test mode Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations ma...

Page 20: ... R361 C309 C370 C351 C341 R353 C363 R348 C315 C339 C360 C357 Q302 B C E Q307 B C E Q306 B C E Q301 B C E E Q312 B C E D303 A K L302 FT301 D302 A K BASE RF BOARD COMPONENT SIDE BASE RF BOARD CONDUCTOR SIDE L351 357 PRINTED COIL B BASE MAIN BOARD MOD TX GND LO GND IF 11 11 11 11 SHIELD CASE 1 3 6 4 A BASE MAIN BOARD ANT GND VCC LE DATA CLK 1 675 273 1 657 273 CLK DATA LE VCC GND ANT IF GND LO GND TX...

Page 21: ... C363 C319 C327 C344 C335 L306 C323 R329 C334 C309 C324 R361 Q312 C320 R322 C326 C321 R303 C325 C390 FT301 R304 C308 C305 C307 R342 L307 C373 1st MIXER VCO PLL SYNTHESIZER Q307 R353 C370 C368 R352 RT301 C310 C364 C365 C371 C372 R351 C369 R354 C376 C304 L302 C306 C302 TP302 C340 C348 C315 C301 C303 L310 L303 C375 R302 C374 C347 C349 C362 L352 L351 L301 L350 L355 L356 L357 L309 L353 L354 TP301 TP D3...

Page 22: ... R40 R99 R87 R15 C17 C75 R13 R16 R79 C48 R57 R56 R78 R94 R93 R2 C77 C62 C26 C27 R29 C99 C82 R58 C49 C45 C72 Q12 B C E Q2 B C E Q9 B C E Q3 B C E Q4 E C B Q1 B C E Q6 B C E IC3 R5 R8 R54 C11 R9 R10 C9 C8 C6 C53 IC6 C60 IC5 Q10 B C E R38 R60 R17 J2 C80 C81 C23 C39 T1 RL1 R25 R24 D4 D9 D13 D3 D11 IC4 Q7 C55 FT1 MOD GND VCC ANT TP ANT TP GND LE DATA CLK TX GND LO GND IF C56 C52 C36 C33 C32 C42 S3 24 1...

Page 23: ...1k 22k 47k 0 2 2k 47k 220p 0 1 2 2k 220p 470k 2 2 50V 33p 1N4148 470 18k 1k 680 220k 0 0 01 0 001 47p 39p 2p 15p 10p 0 01 10 1MHz 100p 100p 4 7k 33p 4 7 50V 0 047 0 047 10k MVR3338S CHARGE LINE MPG3371X 1 2 0 047 ANT GND 1 5k 1k ANT MOD 3 9nH 1N4148 2SC1623 L6 2 2 50V 2SC1623 L6 PREAMP MC3361CDR2 2nd MIXER LIMITER AMP DET AF AMP SQUELCH CONTROL 2SC2714 Y 2SC1623 L6 Q11 3V REGULATOR 2SC1623 L6 47k ...

Page 24: ...12 B C E B C E Q502 B C E Q507 B C E Q506 Q501 B E C E C560 C557 D502 A K D503 A K RT501 HAND RF BOARD COMPONENT SIDE HAND RF BOARD CONDUCTOR SIDE 1 3 6 4 L522 L551 1 675 275 1 675 275 11 11 11 11 L551 557 PRINTED COIL D HAND MAIN BOARD MOD TX GND LO GND IF GND IF LO GND TX MOD L566 L555 L554 L553 SHIELD CASE SHIELD CASE C HAND MAIN BOARD ANT GND VCC LE DATA CLK DATA CLK LE VCC GND ANT C539 1 2 3 ...

Page 25: ...43 C545 R544 C527 R529 C523 L506 C524 C509 R561 Q512 R503 R522 C520 C526 C521 C525 C590 C519 C505 C508 R548 C563 Q507 C542 R541 R553 C570 C586 C560 C510 RT501 C564 C565 R552 C571 C572 C568 R554 C574 C573 Q506 C507 L507 C506 FT501 R542 R504 C501 C503 L510 L503 TP502 C502 C575 L502 C504 C576 R551 C569 C541 R526 C547 R502 C549 C562 L551 L552 L550 Q501 L501 22µH L555 L556 L557 L553 L554 D502 TP501 R50...

Page 26: ...409 R408 R441 C453 R443 R442 R429 R428 R496 R492 R494 R493 R495 R448 R449 R473 R478 R472 C462 R464 C468 C463 R466 R475 C472 R457 R456 R469 R470 R468 R467 R454 C466 C465 R474 R451 C471 R471 R491 R423 R444 R445 R450 R430 C460 C459 R465 R405 R406 R407 C403 C404 C405 C407 C406 R409 C401 R401 C424 R404 C469 D401 A K IC401 B C E Q401 Q402 Q421 C467 C474 C461 IC404 IC406 C464 D407 K A K Q410 B C E Q409 B...

Page 27: ...402 R404 C424 C423 R401 C421 X401 FT401 C422 C425 CT401 CT401 TX FREQUENCY C427 C426 C428 R477 C430 R483 IC401 FT402 C432 C434 R421 C433 C431 L402 R423 IC403 R440 C454 R441 RT403 RT403 MODULATION SENSITIVITY C453 C452 L403 C458 R460 R458 R459 R461 R462 R463 R442 R443 X402 C459 C460 R465 C461 R464 C462 C464 C463 C466 R467 R470 R468 Q410 Q410 CHARGE DETECT D405 D406 C465 C467 C468 R469 C469 C470 3V ...

Page 28: ...LATCH PROGRAMMABLE DEVIDER LATCH PROGRAMMABLE DEVIDER LATCH 1 2 1 16 1 17 PRESCALER 1 32 1 33 PRESCALER VCO TX OSC 1 2 DEVIDER 1 2 3 4 5 6 7 8 9 10 11 12 PHASE DETECTOR LATCH SELECT SHIFT REGISTOR PULSE COUNTER 17 16 15 PHASE DETECTOR MIX VCO RX 21 20 19 18 24 23 22 LOCK DETECTOR 14 13 TX GND1 TX OUT TX VCC TXB TXE TX GND2 PD1 VCC XIN XOUT XBO GND MIX OUT LOCK CPS SI RST PD2 RX GND RXE RXB RX VCC ...

Page 29: ...itch S3 input terminal L speed 100 switch position is 1 H speed 270 or speed 650 switch position is 2 or 3 25 CHG OUT O Charge on off control signal output terminal H charge on 26 to 28 NC O Not used open 29 30 LED INUSE2 LED INUSE1 O LED drive signal output of the LINE indicator D7 L LED on 31 32 LED CHG2 LED CHG1 O LED drive signal output of the CHARGE indicator D6 L LED on 33 NC O Not used open...

Page 30: ...t of the key back light D421 to D424 L LED on 18 NC O Not used open 19 GND Ground terminal 20 21 NC O Not used open 22 to 25 ROW4 to ROW1 I Key scan signal input from the key matrix 26 STPCNT O Wakeup control signal output terminal 27 WAKEUP I Wakeup input terminal 28 NC O Not used open 29 BATT OFF I Battery level detect signal input from the XC612N3328MR IC406 L battery off 30 to 34 COL5 to COL1 ...

Page 31: ...ot supplied not supplied 19 Ref No Part No Description Remark Ref No Part No Description Remark 1 3 036 331 01 CABINET F HS U 2 3 036 339 01 PANEL U 3 3 041 507 01 CUSHION SP 4 3 039 415 01 HOLDER SP 5 3 039 417 01 SCREW 2X6 BTP TAPPING 6 3 036 329 01 KNOB U VOL 7 A 3672 852 A HAND MAIN BOARD COMPLETE 8 A 3672 781 A HAND RF BOARD COMPLETE 9 3 036 332 01 CABINET R HS U 10 3 036 121 01 LID U BATTERY...

Page 32: ...3 036 334 21 CABINET LOWER BASE U 52 A 3672 783 A BASE RF BOARD COMPLETE 53 A 3672 853 A BASE MAIN BOARD COMPLETE 54 3 039 413 01 WASHER SP 55 3 036 340 01 SPRING U CHARGE 56 3 036 333 21 CABINET UPPER BASE U 57 3 036 336 01 HOOK U 58 3 036 338 01 GUIDE U LIGHT 59 3 036 337 01 KEY U PAGE 60 3 039 401 01 CUSHION 61 3 039 399 01 SPRING TORSION 62 3 039 398 01 BASE RUBBER FOOT ANT1 1 754 093 11 ANTEN...

Page 33: ...T 4 7uF 20 50V C30 1 131 712 11 CERAMIC CHIP 0 01uF 50V C31 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C32 1 124 742 11 ELECT 0 47uF 20 50V C33 1 126 058 11 ELECT 4 7uF 20 50V C34 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C35 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C36 1 126 706 11 ELECT 2 2uF 20 50V C37 1 124 673 11 ELECT 100uF 20 10V C38 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C39 1 161 754 00 CERAM...

Page 34: ...20 1 216 832 11 METAL CHIP 8 2K 5 1 16W R21 1 216 832 11 METAL CHIP 8 2K 5 1 16W R22 1 216 843 11 METAL CHIP 68K 5 1 16W R23 1 216 819 11 METAL CHIP 680 5 1 16W R24 1 214 888 00 METAL 10K 1 1 2W R25 1 215 864 00 METAL OXIDE 150 5 1W F R26 1 216 849 11 METAL CHIP 220K 5 1 16W R27 1 216 817 11 METAL CHIP 470 5 1 16W R28 1 216 864 11 METAL CHIP 0 5 1 16W R29 1 216 833 11 RES CHIP 10K 5 1 16W R30 1 21...

Page 35: ...F 10 50V C321 1 162 921 11 CERAMIC CHIP 33PF 5 50V C323 1 131 707 11 CERAMIC CHIP 5PF 50V C324 1 131 707 11 CERAMIC CHIP 5PF 50V C325 1 162 921 11 CERAMIC CHIP 33PF 5 50V C326 1 131 712 11 CERAMIC CHIP 0 01uF 50V C327 1 162 908 11 CERAMIC CHIP 3PF 0 25PF 50V C333 1 162 921 11 CERAMIC CHIP 33PF 5 50V C334 1 131 707 11 CERAMIC CHIP 5PF 50V C335 1 131 705 11 CERAMIC CHIP 3PF 50V C336 1 162 967 11 CER...

Page 36: ... 864 11 METAL CHIP 0 5 1 16W R351 1 216 809 11 METAL CHIP 100 5 1 16W R352 1 216 797 11 METAL CHIP 10 5 1 16W R353 1 216 840 11 METAL CHIP 39K 5 1 16W R354 1 216 836 11 METAL CHIP 18K 5 1 16W R359 1 216 823 11 METAL CHIP 1 5K 5 1 16W R361 1 216 839 11 METAL CHIP 33K 5 1 16W R397 1 216 821 11 METAL CHIP 1K 5 1 16W R398 1 216 821 11 METAL CHIP 1K 5 1 16W R399 1 216 821 11 METAL CHIP 1K 5 1 16W VARIA...

Page 37: ... KEY BACK LIGHT D424 8 719 063 83 LED SML 310MTT86 KEY BACK LIGHT D431 8 719 943 60 DIODE HZ6CT2 D432 8 719 943 60 DIODE HZ6CT2 CERAMIC FILTER FT401 1 760 143 42 FILTER CERAMIC FT402 1 781 595 11 FILTER CERAMIC IC IC401 8 759 375 39 IC MC3361CDR2 IC403 8 759 641 08 IC LA8633VU TLM IC404 8 759 641 12 IC MB89174PF G 257 BND IC405 8 759 641 10 IC TK11130SCL IC406 8 759 641 07 IC XC612N3328MR COIL L40...

Page 38: ... R484 1 216 129 00 METAL CHIP 2 2M 5 1 10W R490 1 216 820 11 METAL CHIP 820 5 1 16W R491 1 216 821 11 METAL CHIP 1K 5 1 16W R492 1 216 815 11 METAL CHIP 330 5 1 16W R493 1 216 815 11 METAL CHIP 330 5 1 16W R494 1 216 815 11 METAL CHIP 330 5 1 16W R495 1 216 815 11 METAL CHIP 330 5 1 16W VARIABLE RESISTOR RT401 1 223 590 21 RES ADJ CARBON 220K RT402 1 223 589 11 RES ADJ CARBON 100K RT403 1 223 587 ...

Page 39: ... 11 INDUCTOR 33nH L510 1 403 664 11 INDUCTOR 27nH TRANSISTOR Q501 8 729 050 34 TRANSISTOR 2SC4095 R47T1 Q502 8 729 216 22 TRANSISTOR 2SA812 T1M6 Q506 8 729 050 35 TRANSISTOR 2SC5065 Y TE85R Q507 8 729 050 35 TRANSISTOR 2SC5065 Y TE85R Q512 8 729 050 35 TRANSISTOR 2SC5065 Y TE85R RESISTOR R502 1 216 841 11 METAL CHIP 47K 5 1 16W R503 1 216 795 11 RES CHIP 6 8 5 1 16W R504 1 216 813 11 METAL CHIP 22...

Page 40: ... BATTERY PACK NI CD BP T23 3 010 356 11 LABEL MEMORY 3 012 379 21 ADAPTOR WALL HOOK 3 867 099 31 MANUAL INSTRUCTION ENGLISH SPANISH E 3 867 099 41 MANUAL INSTRUCTION ENGLISH SPANISH Mexican SPP 904 Sony Corporation Digital Telecommunication Company 9 870 001 11 99H0520 1 Printed in Japan 1999 8 Published by Mobile Electronics Company Quality Assurance Dept The components identified by mark 0 or do...

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