JVC KD-G631E Service Manual Download Page 17

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2-4

LCD and Key control section (for Europe version)

R601

C661

C686

D639

D641

C687

D643

IC681

C681

C682

D642

D644

D646

D645

D636

JS686

D637

D634

D638

D640

S612

R605

D662

IC661

CN601

D650

D633

S602

D647

D649

S601

D648

R610

R662

C663

C662

R666

R667
R668

S607

S605

S604

S603

S608

S609

S610

S611

S613

S614

S615

S616

R613

R612

R606

R607

R609

R608

R602

R603

R604

R661

R611

D635

R614

S617

R615

D631

S618

D632

LCD1

R663

R664

D661

R656

R691

R643

R645

R682

R681

R636

R637

R644

R642

R692

R647

R639

R632

R646

R638

R640

D652

R651

R650

R652

R634

R654

D681

R665

R641

R635

R633

R631

R655

D651

R648

R649

R653

820

1uF

0.022

RPM7338-V4

4.7/6.3

0.01

QSW1163-001

2.7k

UDZW5.1B-X

LC75823W-UJ

QGZ1601K1-12S

MC2838-X

2.7k

2.2K

0.022

680p

10K

1.2k

820

1.8k

1.2k

820

1.2k

1.8k

2.2K

820

1.8k

2.7k

QLD0456-001

2.2M

10K

MA111-X

180

3.9K

10K

470

560

10K

100

560

620

NSPW310BS/BRST/

560

620

270

620

UDZW6.2B-X

51K

100

NSPW310BS/BRST/

560

ILL10V

KEY2

KEY1

VOL1

VOL2

KEY0

REMOTE

LCDCL

LCDCE

DATA

LCDDA

KEY0

KEY1

KEY2

LCDCE

S31

S32

S30

S29

S27

S28

S25

S26

S24

S20

S23
S22
S21

S18

S19

S17

S52

S51

S50

S49

ACC5V

LCDCL

LCDDA

INH

OSC

COM3

COM2

COM1

VOL1

VOL2

S50

S51

COM3

S52

COM2

S10

S11

S12

COM1

S13

S15

S14

S17

S16

S18

S19

S20

S23

S21

S22

S24

S27

S25

S26

S28

S29

S30

S31

S32

S33

S34

S36

S35

S40

S37

S38

S39

S41

S43

S42

S45

S44

S47

S46

S48

S49

S46

S48

S47

S45

S44

S43

S42

S41

S39

S40

S38

S37

S34

S36

S35

S33

S16

S15

S14

S13

S12

S11

S10

Summary of Contents for KD-G631E

Page 1: ...35U KD G635UN KD G635UH KD G635UT KD G634UI KD G638UF COPYRIGHT 2007 Victor Company of Japan Limited Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade Lead free solder used in the board material Sn Cu melting point 230 Centigrade TABLE OF CONTENTS 1 PRECAUTIONS 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 6 3 DISASSEMBLY 1 7 4 ADJUSTMENT 1 10 5 TROUBLESHOOTING 1 11 for eur...

Page 2: ...nate Channel Selectivity 400 kHz 65 dB Frequency Response 40 Hz to 15 000 Hz Stereo Separation 30 dB MW Tuner for europe Sensitivity Selectivity 20 µV 35 dB LW Tuner for europe Sensitivity 50 µV AM Tuner for asia Sensitivity 20 µV Selectivity 35 dB CD PLAYER USB MEMORY SECTION Type Compact disc player Signal Detection System Non contact optical pickup semiconductor laser Number of Channels 2 chann...

Page 3: ... formed during molding may be left over on some parts of the chassis Therefore pay attention to such burrs in the case of preforming repair of this system Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check ...

Page 4: ...tical pickup The tester s internal power source can easily destroy the laser diode 1 3 Handling the traverse unit optical pickup 1 Do not subject the traverse unit optical pickup to strong shocks as it is a sensitive complex unit 2 Cut off the shorted part of the flexible cable using nippers etc after replacing the optical pickup For specific details refer to the replacement procedure in the text ...

Page 5: ... No MA292 1 5 1 5 Important for laser products REPRODUCTION AND POSITION OF LABELS and PRINT WARNING LABEL and PRINT ...

Page 6: ...nt chassis Fig 2 3 1 3 Removing the Rear bracket See Fig 3 1 Remove the one screw B attaching the remote cable only for Europe models 2 Remove the one screw C attaching the antenna jack 3 Remove the one screw D attaching the LINE OUT jack 4 Remove the one screw E attaching the CD CH jack 5 Remove the one screw F attaching the IC bracket 6 Remove the two screws G attaching the 16pin connector jack ...

Page 7: ...g the Main board assembly See Fig 5 1 Remove the three screws L attaching the Main board as sembly 2 Disconnect the connector CN501 connected the Main board assembly and CD board assembly Fig 5 3 1 6 Removing the CD mechanism assembly See Fig 6 1 Remove the three screws M attaching the CD mechanism assembly Fig 6 J K J K K L L L CN501 M M M ...

Page 8: ...ver Fig 7 3 2 2 Removing the Switch board assembly See Fig 8 1 Disengage the illumination lens from Front cover assem bly 2 Lift up the Switch board assembly and take out it CAUTION Detach knob and spring are easy to come off do not lost them Fig 8 3 3 CD mechanism assembly For CD mechanism please refer mechanism manual TN2007 1010 No MY005 No MY005B N N N N N Hook c Hook c Hook c Hook c Hook c Ho...

Page 9: ... volume Indication 0 Loudness OFF 4 4 Dummy load Exclusive dummy load should be used for AM and FM For FM dummy load there is a loss of 6dB between SSG output and an tenna input The loss of 6dB need not be considered since direct reading of figures are applied in this working standard 4 5 How to connect the extension cable for adjustment CAUTION Be sure to attach the heat sink and rear bracket ont...

Page 10: ... RD RD 7 YL 4 6 8 5 2 7 8 1 2 5 6 3 4 4 WH 1 3 5 7 2 4 6 8 NC BR NC YL BL WH OR WH RD BK 1 3 5 7 2 4 6 8 VI GY WH GN VI BK GY BK WH BK GN BK BK RD BL WH BR Black Red Blue White Brown GN Green VI Violet GY Gray YL Yellow OR Orange RR Rear Right FR Front Right FL Front Left RL Rear Left REMOTE Remote ILL Illuminations Control ANT ACC TEL Auto Antenna ACC Line Telephone Muting GND Ground MEMORY Memor...

Page 11: ...BL Blue WH White GN Green VI Violet GY Gray OR Orange YL Yellow RR FR FL RL REMOTE ANT ACC ILL GND MEMORY Rear Right Front Right Front Left Rear Left Remote out ACC Line Illuminations Control Ground Memory Backup Battery Auto Antenna BR Brown TEL Telephone muting 16 YL 8 BK 7 RD 15 OR WH 13 BR 3 GN 11 GN BK 2 VI 10 VI BK 4 WH 12 WH BK 1 GY 9 GY BK 5 BL WH 6 BL MEMORY GND ACC ILL TEL RL RL RR RR FL...

Page 12: ...D1 YL1 BK BL GN GN BK VI VI BK WH BK GY GY BK RD3 RD2 YL 2 WH 1 3 5 7 2 4 6 8 NC YL2 OR WH RD2 BK 1 3 5 7 2 4 6 8 VI GY WH GN VI BK GY BK WH BK GN BK BK RD BL WH BR Black Red Blue White Brown GN VI Violet GY Gray YL Yellow YL1 BR NC Green BR BL WH BK BL OR WH BR BL WH 7 8 5 2 4 6 7 1 5 6 3 4 8 2 7 16 8 13 15 6 2 11 3 12 4 10 9 1 5 OR Orange ...

Page 13: ... KD G631E KD G631EX KD G631EU KD G631EY KD G632E KD G632EX KD G632EU KD G632EY KD G635U KD G635UN KD G635UH KD G635UT KD G634UI KD G638UF COPYRIGHT 2007 Victor Company of Japan Limited Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade for europe Lead free solder used in the board material Sn Cu melting point 230 Centigrade ...

Page 14: ...OCUS CD mechanism control section System control Main amplifier section S601 to S605 S607 to S618 KEY MATRIX KEY0 KEY1 KEY2 IC661 LCD DRIVER LCD1 LCD DISPLAY COM1 to COM3 S1 to S52 LCDCL LCDDA LCDCE IC681 REMOCON REMOCON JS686 ENCODER D631 D632 VOL LED D634 to D652 LIGHTING DISPLAY CN601 CN701 CN402 CN403 CN401 VOL1 VOL2 ILM 10V ACC5V ILM 10V CHANGER CONTROL IC801 JVC BUS Q891 TEL MUTE D851 POWER ...

Page 15: ... 474Z CRS03 W 100 NI NI CRS03 W CRS03 W CRS03 W NI 0 1 1k NI NI NI NI NI NI 12k 27k NI NI NI TB2904HQ 100 QNZ0611 001 2 2 50 NI 2SA1530A QR X QFV91HJ 474Z CRS03 W CRS03 W CRS03 W CRS03 W 100 100 100 10 4 7k 4 7k 4 7k 2 2 50 100K 0 01 0 022 1k 1k 1k 1k 100K 2 2 50 0 0047 0 0047 0 0047 0 0047 1k 820 820 QNB0190 001 RT1P141C X 1SS355W X RT1N141C X RT1N141C X 47 16 100K 100K 1K 4 7K QGA2001C1 02 NI 0 ...

Page 16: ...01 0 082 1000p 0 NI 82k 0 1 0 015 680p 0 1 15k 0 15k 0 33 27K 5 6K 150P 0 33 0 022 0 022 180P 560P 30K 150P QTE1H54 225Z QTE1H54 225Z 0 150 0 01 1K 1K NI 3 3K 3 3K 0 1 NI NI NI 220 6 3 NI NI 22 22 11k 0 NI NI 20K NI 1K 2SA1705 ST T 8 2k 15k 3 3K 100K 27K 15K 6800p 10k 5 6k 0 0012 15k 1K 0 0018 15k 5 6K NI 0 01 68p 0 1 NI NJU7772F15 X QGB2027M4 22S 1M 220 1 5M 0 1 100p 0 1 0 1 NAD0031 004X NI 47 6 ...

Page 17: ...1 2 7k UDZW5 1B X LC75823W UJ QGZ1601K1 12S MC2838 X 2 7k 2 2K 0 022 680p 10K 10K 10K 1 2k 820 820 820 1 8k 1 2k 820 1 2k 1 8k 2 2K 820 1 8k 2 7k QLD0456 001 2 2M 10K MA111 X 180 3 9K 10K 470 560 560 560 10K 100 560 560 620 NSPW310BS BRST 560 620 270 620 UDZW6 2B X 51K 100 100 NSPW310BS BRST 560 ILL10V KEY2 KEY1 VOL1 VOL2 KEY0 REMOTE LCDCL LCDCE CE DATA LCDDA KEY0 KEY1 KEY2 LCDCE S31 S32 S30 S29 S...

Page 18: ... 100 NI NI CRS03 W CRS03 W CRS03 W NI 0 1 1k NI NI NI NI NI NI 12k 27k NI NI NI TB2904HQ 100 QNZ0611 001 2 2 50 QAU0481 001 NI 2SA1530A QR X QFV91HJ 474Z CRS03 W CRS03 W CRS03 W CRS03 W 100 100 100 10 4 7k 4 7k 4 7k 2 2 50 100K 0 01 0 022 1k 1k 1k 1k 100K 2 2 50 0 0047 0 0047 0 0047 0 0047 1k 820 820 QNB0190 001 RT1P141C X 1SS355W X RT1N141C X RT1N141C X 47 16 100K 100K 1K 4 7K QGA2006C1 02 NI 0 0...

Page 19: ...27K 0 01 0 082 1000p 0 NI 82k 0 1 0 015 680p 0 1 15k 0 15k 0 33 27K 5 6K 150P 0 33 0 022 0 022 180P 560P 30K 150P QTE1H54 225Z QTE1H54 225Z 0 150 0 01 1K 1K NI 3 3K 3 3K 0 1 NI NI NI 220 6 3 NI NI 22 22 11k 0 NI NI 20K NI 1K 2SA1705 ST T 8 2k 15k 3 3K 100K 27K 15K 6800p 10k 5 6k 0 0012 15k 1K 0 0018 15k 5 6K NI 0 01 68p 0 1 NI NJU7772F15 X QGB2027M4 22S 1M 220 1 5M 0 1 100p 0 1 0 1 NAD0031 004X NI...

Page 20: ... 2 7k UDZW5 1B X LC75823W UJ QGZ1601K1 12S MC2838 X 2 7k 2 2K 0 022 680p 10K 10K 10K 1 2k 820 820 820 1 8k 1 2k 820 1 2k 1 8k 2 2K 820 1 8k 2 7k QLD0456 001 2 2M 10K MA111 X 180 3 9K 10K 470 560 560 560 10K 100 560 560 620 NSPW310BS BRST 560 620 270 620 UDZW6 2B X 51K 100 100 NSPW310BS BRST 560 ILL10V KEY2 KEY1 VOL1 VOL2 KEY0 REMOTE LCDCL LCDCE CE DATA LCDDA KEY0 KEY1 KEY2 LCDCE S31 S32 S30 S29 S2...

Page 21: ...6 R977 X71 X401 X521 X701 X702 R884 R885 Q882 Q883 B1 B3 B2 C722 C520 R418 CN701 TU1 R779 IC702 L402 R324 D787 C786 Q785 C785 D785 D786 C416 R932 CN403 CN402 C1 C2 C3 C4 C5 C6 C7 S701 C73 C74 C75 C77 C81 C91 C161 C162 C163 C171 C172 C173 C177 C178 C183 C301 C302 C307 C308 C310 C311 C312 C315 C316 C317 C318 C319 C320 C321 C322 C323 C324 C325 CN401 C365 C366 C385 C386 C391 C405 C406 C409 C414 C415 C...

Page 22: ... MY005 MY005B for the CD mechanism Contents Exploded view of general assembly and parts list Block No M1 Electrical parts list Block No 01 04 Packing materials and accessories parts list Block No M3 KD G631E KD G631EX KD G631EU KD G631EY KD G632E KD G632EX KD G632EU KD G632EY KD G635U KD G635UN KD G635UH KD G635UT KD G634UI KD G638UF 3 2 3 6 3 16 MA292 ...

Page 23: ...ssembly and parts list B B A D S M MY005 MY005B Block No M M M 1 only G635UT c only G638UF Except G638UF 4 12 4 4 1 2 19 15 17 16 37 37 37 33 34 32 23 35 22 27 36 26 21 29 30 25 24 31 28 40 45 41 38 3 8 9 9 3 10 5 5 59 61 G631 G632 ...

Page 24: ...3 3 A o M M M 1 Main board D A a b a b only G635UT c 1 49 48 53 57 50 52 54 51 56 55 58 19 13 20 18 14 15 17 16 37 37 37 27 0 45 41 38 39 46 7 7 6 6 6 11 47 10 10 44 42 43 60 G631 G632 ...

Page 25: ...4UI 22 GE32343 005A FINDER ASSY G638UF 23 GE40347 001A JVC BADGE 24 GE32342 001A PUSH BTN x3 25 GE32346 001A EJECT BTN 26 GE20211 004A PRESET BTN G631E G631EX G631EU G631EY G635U G635UN G635UH G635UT G634UI 26 GE20211 001A PRESET BTN G632E G632EX G632EU G632EY G638UF 27 FSYH4036 069 SHEET 28 GE32340 001A NAVI BTN 29 GE40373 001A DETACH BTN ASSY G631E G631EX G631EU G631EY G635U G635UN G635UH G635UT...

Page 26: ... G634UI G638UF 50 QYSDST2606ZA TAP SCREW M2 6 x 6mm 51 QYSDST2606ZA TAP SCREW M2 6 x 6mm 52 QYSDST2606ZA TAP SCREW M2 6 x 6mm 53 QYSDSF2606ZA TAP SCREW M2 6 x 6mm x2 54 QYSDSF2606ZA TAP SCREW M2 6 x 6mm 55 GE40307 002A POWER IC BRACKE 56 GE40103 003A REG BRACKET 57 GE40107 002A HEAT SINK 58 GE40309 001A REG BRACKET 59 GE30854 001A LED HOLDER 60 GE31574 048A UT LABEL G635UT 61 GE32288 003A TOP SHEE...

Page 27: ...5W X DIODE D782 or MA111 X SI DIODE D784 UDZW11B X Z DIODE D784 or MA8110 M X Z DIODE D785 1SS355W X DIODE D785 or MA111 X SI DIODE D891 MC2836 X DIODE D891 or MA152WA X DIODE D901 1N5401 F64 SI DIODE D901 or 1N5401 TU 15 SI DIODE D902 GS1J X DIODE D931 1A3G T1 SI DIODE D932 CRS03 W SB DIODE D932 or RB160M 30 X SB DIODE D932 or MA22D23 X SB DIODE D971 CRS03 W SB DIODE D971 or RB160M 30 X SB DIODE ...

Page 28: ... NDC31HJ 270X C CAPACITOR 27pF 50V J C704 NDC31HJ 270X C CAPACITOR 27pF 50V J Symbol No Part No Part Name Description Local C705 NCB31EK 103X C CAPACITOR 0 01uF 25V K C706 NCB31EK 103X C CAPACITOR 0 01uF 25V K C707 QEKJ1AM 107Z E CAPACITOR 100uF 10V M C708 NCB31CK 104X C CAPACITOR 0 1uF 16V K C709 NCB31CK 104X C CAPACITOR 0 1uF 16V K C710 NDC31HJ 101X C CAPACITOR 100pF 50V J C711 QTE0J57 476Z E CA...

Page 29: ...NRSA63J 4R7X MG RESISTOR 4 7Ω 1 16W J Symbol No Part No Part Name Description Local R556 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R558 NRSA63J 823X MG RESISTOR 82kΩ 1 16W J R559 NRSA63J 821X MG RESISTOR 820Ω 1 16W J R565 NRSA63J 151X MG RESISTOR 150Ω 1 16W J R566 NRSA63J 100X MG RESISTOR 10Ω 1 16W J R568 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R583 NRSA63J 153X MG RESISTOR 15kΩ 1 16W J R584 NRSA63J 153X ...

Page 30: ...1 KL X LED D635 LSQ971 KL X LED D636 LSQ971 KL X LED D637 LSQ971 KL X LED D638 LSQ971 KL X LED D639 LSQ971 KL X LED D640 LSQ971 KL X LED D641 LSQ971 KL X LED D642 LSQ971 KL X LED D643 LSQ971 KL X LED D644 LSQ971 KL X LED D645 LSQ971 KL X LED D646 LSQ971 KL X LED D647 LSQ971 KL X LED D648 LSQ971 KL X LED D649 LSQ971 KL X LED D650 LSQ971 KL X LED D651 NSPW310BS BRST LED D652 NSPW310BS BRST LED D661 ...

Page 31: ...402 UDZW5 1B X SB DIODE D402 or MA8051 M X Z DIODE D501 1A3G T1 SI DIODE D701 UDZW6 2B X Z DIODE D701 or MA8062 M X Z DIODE D702 UDZW6 2B X Z DIODE D702 or MA8062 M X Z DIODE D703 UDZW6 2B X Z DIODE D703 or MA8062 M X Z DIODE D704 UDZW6 2B X Z DIODE D704 or MA8062 M X Z DIODE D705 UDZW6 2B X Z DIODE D705 or MA8062 M X Z DIODE D706 UDZW6 2B X Z DIODE D706 or MA8062 M X Z DIODE D707 UDZW6 2B X Z DIO...

Page 32: ...3V M C537 QEKJ0JM 476Z E CAPACITOR 47uF 6 3V M C539 NCB31EK 104X C CAPACITOR 0 1uF 25V K Symbol No Part No Part Name Description Local C540 NCS31HJ 681X C CAPACITOR 680pF 50V J C541 NCB31EK 153X C CAPACITOR 0 015uF 25V K C542 NCB31EK 104X C CAPACITOR 0 1uF 25V K C543 NCB31HK 102X C CAPACITOR 1000pF 50V K C544 NCB31EK 823X C CAPACITOR 0 082uF 25V K C545 NCB31EK 104X C CAPACITOR 0 1uF 25V K C547 QTE...

Page 33: ... NRSA63J 562X MG RESISTOR 5 6kΩ 1 16W J Symbol No Part No Part Name Description Local R515 NRSA63J 153X MG RESISTOR 15kΩ 1 16W J R516 NRSA63J 102X MG RESISTOR 1kΩ 1 16W J R517 NRSA63J 153X MG RESISTOR 15kΩ 1 16W J R518 NRSA63J 562X MG RESISTOR 5 6kΩ 1 16W J R519 NRSA63J 203X MG RESISTOR 20kΩ 1 16W J R520 NRS181J 220X MG RESISTOR 22Ω 1 8W J R521 NRSA63J 105X MG RESISTOR 1MΩ 1 16W J R522 NRSA63J 221...

Page 34: ...114M 4R7X COIL 4 7uH M L410 NQR0536 001X CHOKE COIL L701 NQL114M 4R7X COIL 4 7uH M L702 NQL114M 4R7X COIL 4 7uH M L901 QQR1695 001 CHOKE COIL CN401 QGB1214K1 06S CONNECTOR B B 1 6 CN402 QGB1214J1 06S CONNECTOR B B 1 6 CN403 QNZ0906 001 CONNECTOR CN501 QGB2027M4 22S CONNECTOR B B 1 22 CN701 QGZ1601J1 12 CONNECTOR 1 12 CN901 QNZ0611 001 16P CONNECTOR F401 NAD0031 004X N THERMISTOR Ω J1 QNB0190 001 C...

Page 35: ...81 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R682 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R691 NRSA63J 392X MG RESISTOR 3 9kΩ 1 16W J R692 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J CN601 QGZ1601K1 12S CONNECTOR 1 12 JS686 QSW1163 001 ROTARY ENCODER S601 NSW0124 001X TACT SW S602 NSW0124 001X TACT SW S603 NSW0124 001X TACT SW S604 NSW0124 001X TACT SW S605 NSW0124 001X TACT SW S607 NSW0124 001X TACT SW S608 ...

Page 36: ...re available G631E G631EX G631EY G632E G632EX G632EY G631 G632 G635U The parts without symbol number are not service G631EU G632EU G635U G635UN G635UH G635UT G634UI G638UF KIT P2 A8 A7 P5 P5 P1 P7 P6 A14 A17 P4 A16 A15 A9 A10 A11A12 A13 P3 A1 A2 P3 P3 P3 P3 A3 A4 A5 A6 A2 A3 A4 A5 A2 A3 A4 A19 A2 A3 A4 A20 A18 P3 A2 A3 ...

Page 37: ...LL MANUAL POL CZE HUN G631EY G632EY A 4 GET0421 007A INSTALL MANUAL KOR CHI TAIWAN ARA PER G635U A 5 WARRANTY CARD BT 54031 1 G631E G631EX G631EY G632E G632EX G632EY A 6 VND3046 001 SERIAL TICKET G631E G631EX G631EY G632E G632EX G632EY A 7 GE20204 007A TRIM PLATE G631E G631EX G631EU G631EY G635U G635UN G635UH G635UT G634UI A 7 GE20204 001A TRIM PLATE G632E G632EX G632EU G632EY A 7 GE20204 008A TRI...

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