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SERVICE MANUAL
2007
1 S ERVICE MANUAL
MA292
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)
Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
1
PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11
All manuals and user guides at all-guides.com
CD RECEIVER
TABLE OF CONTENTS
COPYRIGHT © 2007 Victor Company of Japan, Limited
(for europe)
No.MA292
2007/1
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Summary of Contents for JVC KD-G631E
- Page 1 All manuals and user guides at all-guides.com SERVICE MANUAL CD RECEIVER MA292 2007 1 S ERVICE MANUAL 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 (for europe) COPYRIGHT © 2007 Victor Company of Japan, Limited Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
- Page 2 All manuals and user guides at all-guides.com SPECIFICATION AUDIO AMPLIFIER SECTION Maximum Power Output Front/Rear 50 W per channel 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no more than 0.8% total har- Continuous Power Output Front/Rear (RMS) monic distortion.
- Page 3 All manuals and user guides at all-guides.com SECTION 1 PRECAUTIONS Safety Precautions Burrs 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 All manuals and user guides at all-guides.com Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.2.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as CD players.
- Page 5 All manuals and user guides at all-guides.com Important for laser products REPRODUCTION AND POSITION OF LABELS and PRINT WARNING LABEL and PRINT (No.MA292)1-5...
- Page 6 All manuals and user guides at all-guides.com SECTION 3 DISASSEMBLY Main body 3.1.1 Removing the Bottom cover (See Fig.1) (1) Disengage the five hooks a engaged Bottom cover. Hook Hook Hook Fig.1 3.1.2 Removing the Front chassis (See Fig.2) (1) Remove the two screws A (both side) attaching the Front chassis.
- Page 7 All manuals and user guides at all-guides.com 3.1.4 Removing the Heat sink (See Fig.4) (1) Remove the two screws J and three screws K attaching the Heat sink. Fig.4 3.1.5 Removing the Main board assembly (See Fig.5) (1) Remove the three screws L attaching the Main board as- sembly.
- Page 8 All manuals and user guides at all-guides.com Front panel assembly 3.2.1 Removing the Rear cover (See Fig.7) (1) Remove the Volume knob from Front panel assembly. (2) Remove the five screws N attaching the Rear cover. Hook Hook Hook Hook (3) Disengage the twelve hooks c engaged Rear cover.
- Page 9 Dummy load (4) Tracking offset meter Exclusive dummy load should be used for AM, and FM. For FM (5) Test Disc JVC: CTS-1000 dummy load, there is a loss of 6dB between SSG output and an- (6) Extension cable for check tenna input.
- Page 10 All manuals and user guides at all-guides.com SECTION 5 TROUBLESHOOTING 16 PIN CORD DIAGRAM (for Europe) Black Green OR/WH Violet Gray Blue BL/WH White Yellow Orange Brown WH/BK GN/BK VI/BK GY/BK BL/WH OR/WH 7 RD RD 7 16 YL MEMORY YL 4 15 OR/WH 8 BK...
- Page 11 All manuals and user guides at all-guides.com 16 PIN CORD DIAGRAM (for Asia) Black Green OR/WH Violet BL/WH Gray Blue WH White Yellow WH/BK Brown Orange GN/BK VI/BK GY/BK MEMORY 16 YL 8 BK 7 RD 15 OR/WH 13 BR 3 GN 11 GN/BK 2 VI...
- Page 12 All manuals and user guides at all-guides.com 16 PIN CORD DIAGRAM (for China) Black Green OR/WH Violet Gray BL/WH Blue White Yellow WH/BK Orange Brown GN/BK VI/BK GY/BK NC YL2 OR/WH RD2 BK YL 2 OR/WH GN/BK VI/BK WH/BK GY/BK BL/WH VI/BK GY/BK...
- Page 13 All manuals and user guides at all-guides.com SCHEMATIC DIAGRAMS CD RECEIVER 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 CD-ROM No.SML200701 (for europe) 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)
- Page 14 DISPLAY REMOCON LCDCL CHANGER JBUS-SCK LCDDA VOL1 CONTROL BUSSI, BUSSO, /BUS-I/O, BUS-I/O, BUSSCK, BUSINT IC801 JBUS-SI/SO IC661 LCDCE VOL2 JVC BUS LCD DRIVER COM1 to COM3 VOL1 S1 to S52 REMOCON VOL2 STEERING STEERING LCD1 IC681 REMOTE JS686 LCD DISPLAY...
- Page 15 All manuals and user guides at all-guides.com Standard schematic diagrams Main section (for Europe version) J321 QNN0802-001 C341 C321 R383 R352 R387 R342 Q351 QNB0190-001 RT6N430C-X R323 R322 R363 6.8K Q321 4.7u 1/50 RT6N430C-X Q341 RT6N430C-X Q331 1/50 6.8K RT6N430C-X R367 R332 IC931...
- Page 16 All manuals and user guides at all-guides.com CD section (for Europe version) R568 R569 C510 C509 C508 R519 C502 D501 R515 R509 100K CD_8V CD-USB.R 1A3G-T1 R516 C586 C515 C506 QTE1H54-225Z CD-USB.L 0.0012 R588 0.01 R584 R590 VDD_5V C588 R586 150P C505 5.6K...
- Page 17 All manuals and user guides at all-guides.com LCD and Key control section (for Europe version) IC681 RPM7338-V4 C682 0.01 C681 4.7/6.3 CN601 QGZ1601K1-12S LCD1 QLD0456-001 VOL1 VOL2 REMOTE LCDCL LCDCE C686 LCDDA ACC5V 0.022 ILL10V C687 KEY0 KEY1 0.022 IC661 KEY2 LC75823W-UJ JS686...
- Page 18 All manuals and user guides at all-guides.com Main section (for Asia version) J321 QNN0815-001 C341 C321 R383 R352 QAU0481-001 R387 R342 Q351 QNB0190-001 RT6N430C-X R323 R322 R363 6.8K Q321 4.7u 1/50 RT6N430C-X Q341 RT6N430C-X Q331 1/50 6.8K RT6N430C-X R367 R332 IC931 BA05CC0WT-V5 SSTOP...
- Page 19 All manuals and user guides at all-guides.com CD section (for Asia version) R568 R569 C510 C509 C508 R519 C502 D501 R509 R515 100K CD_8V CD-USB.R 1A3G-T1 C586 R516 C515 C506 QTE1H54-225Z CD-USB.L 0.0012 R588 0.01 R584 R590 C588 R586 150P C505 5.6K IC501...
- Page 20 All manuals and user guides at all-guides.com LCD and Key control section (for Asia version) IC681 RPM7338-V4 C682 0.01 C681 4.7/6.3 CN601 QGZ1601K1-12S LCD1 QLD0456-001 VOL1 VOL2 REMOTE LCDCL LCDCE C686 LCDDA ACC5V ILL10V 0.022 C687 KEY0 KEY1 0.022 IC661 KEY2 LC75823W-UJ JS686...
- Page 21 All manuals and user guides at all-guides.com Printed circuit boards Main board 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) (Main board) forward side reverse side...
- Page 22 All manuals and user guides at all-guides.com PARTS LIST 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 * All printed circuit boards and its assemblies are not available as service parts. * Please refer to the mechanism manual (model TN2007-1010, No.MY005,MY005B) for the CD mechanism.
- Page 23 All manuals and user guides at all-guides.com Exploded view of general assembly and parts list Block No. only G638UF only G635UT S/M : MY005,MY005B G631,G632 Except G638UF...
- Page 24 All manuals and user guides at all-guides.com only G635UT Main board G631,G632...
- Page 25 FINDER ASSY G631E,G631EX,G631EU,G631EY GE32343-007A FINDER ASSY G632E,G632EX,G632EU,G632EY GE32343-004A FINDER ASSY G635U,G635UN,G635UH,G635UT GE32343-003A FINDER ASSY G634UI GE32343-005A FINDER ASSY G638UF GE40347-001A JVC BADGE GE32342-001A PUSH BTN (x3) GE32346-001A EJECT BTN G631E,G631EX,G631EU,G631EY,G635U,G635UN, GE20211-004A PRESET BTN G635UH,G635UT,G634UI GE20211-001A PRESET BTN G632E,G632EX,G632EU,G632EY,G638UF FSYH4036-069 SHEET...
- Page 26 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local G631E,G631EX,G631EU,G631EY,G632E,G632EX, QAM0992-001 STEERING REMOTE G632EU,G632EY QMFZ047-150-T FUSE G631E,G631EX,G631EU,G631EY,G632E,G632EX, GE32513-001A REAR BRACKET G632EU,G632EY GE32513-002A REAR BRACKET G635U,G635UN,G635UH,G635UT,G634UI,G638UF QYSDST2606ZA TAP SCREW M2.6 x 6mm QYSDST2606ZA TAP SCREW M2.6 x 6mm QYSDST2606ZA...
- Page 27 All manuals and user guides at all-guides.com Electrical parts list Main board(G631,G632) Symbol No. Part No. Part Name Description Local Block No. [0][1] D711 UDZW6.2B-X Z DIODE Symbol No. Part No. Part Name Description Local D711 or MA8062/M/-X Z DIODE D712 1SS355W-X...
- Page 28 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C316 QEKJ1EM-475Z E CAPACITOR 4.7uF 25V M C705 NCB31EK-103X C CAPACITOR 0.01uF 25V K C317 QEKJ1HM-225Z E CAPACITOR 2.2uF 50V M...
- Page 29 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R311 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R556 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R312 NRSA63J-102X MG RESISTOR 1kΩ...
- Page 30 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R783 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J D634 LSQ971/KL/-X R801 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J D635 LSQ971/KL/-X R802...
- Page 31 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local S605 NSW0124-001X TACT SW D401 or MA8051/M/-X Z DIODE S607 NSW0124-001X TACT SW D402 UDZW5.1B-X SB DIODE S608 NSW0124-001X...
- Page 32 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local C163 QTE1H54-225Z E CAPACITOR 2.2uF 50V C540 NCS31HJ-681X C CAPACITOR 680pF 50V J C164 NCB31AK-474X C CAPACITOR 0.47uF 10V K C541...
- Page 33 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local NRSA63J-331X MG RESISTOR 330Ω 1/16W J R515 NRSA63J-153X MG RESISTOR 15kΩ 1/16W J NRSA63J-102X MG RESISTOR 1kΩ...
- Page 34 All manuals and user guides at all-guides.com Symbol No. Part No. Part Name Description Local Symbol No. Part No. Part Name Description Local R747 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J TU1 QAU0481-001 TUNER R748 NRSA63J-102X MG RESISTOR 1kΩ...
- Page 35 All manuals and user guides at all-guides.com Symbol Part No. Part Name Description Local R650 NRSA63J-561X MG RESISTOR 560Ω 1/16W J R652 NRSA63J-621X MG RESISTOR 620Ω 1/16W J R654 NRSA63J-621X MG RESISTOR 620Ω 1/16W J R656 NRS181J-181X MG RESISTOR 180Ω...
- Page 36 All manuals and user guides at all-guides.com Packing materials and accessories parts list Block No. No additional / supplemental order of WARRANTY CARDs are available A2 A3 A2 A3 A4 A5 A4 A5 G638UF G635U G631EU,G632EU G635UN,G635UH, G631E,G631EX, G635UT,G634UI G631EY,G632E, G632EX,G632EY G631,G632,G635U KIT :...
- Page 37 All manuals and user guides at all-guides.com Packing and Accessories Block No. [M][3][M][M] Symbol No. Part No. Part Name Description Local GET0424-001A INST BOOK GER FRE ITA G631E,G632E GET0424-003A INST BOOK ENG FRE G631EX,G631EU,G632EX,G632EU GET0424-006A INST BOOK ENG GER RUS G631EY,G632EY GET0421-002A INST BOOK...