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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
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 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 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. 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...
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Page 3: Precautions
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: Disassembly
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 Important for laser products REPRODUCTION AND POSITION OF LABELS and PRINT WARNING LABEL and PRINT (No.MA292)1-5...
- Page 6 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 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 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. Hook Hook Hook...
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Page 9: Adjustment
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: Vi Vi/Bk
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 MEMORY YL 4 16 YL 15 OR/WH 8 BK REMOTE 6 BL/WH 13 BR 3 GN... - Page 11 16 PIN CORD DIAGRAM (for Asia) Black Green OR/WH Violet BL/WH Blue Gray 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 10 VI/BK 4 WH 12 WH/BK 1 GY...
- Page 12 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 OR/WH RD2 BK YL 2 OR/WH GN/BK VI/BK WH/BK GY/BK BL/WH VI/BK GY/BK WH/BK GN/BK (No.MA292)1-13...
- Page 13 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)
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Page 14: Block Diagram
DISPLAY REMOCON LCDCL CHANGER JBUS-SCK VOL1 LCDDA IC801 CONTROL BUSSI, BUSSO, /BUS-I/O, BUS-I/O, BUSSCK, BUSINT JBUS-SI/SO IC661 VOL2 LCDCE JVC BUS LCD DRIVER COM1 to COM3 VOL1 S1 to S52 STEERING REMOCON VOL2 STEERING LCD1 REMOTE IC681 JS686 LCD DISPLAY... -
Page 15: Standard Schematic Diagrams
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 R332 R367 IC931 BA05CC0WT-V5 SSTOP TUSDA TUSCL Q-OUT RDSDA RDSCL... - Page 16 CD section (for Europe version) R568 R569 C510 C509 C508 R519 C502 D501 R509 R515 100K CD_8V 1A3G-T1 CD-USB.R R516 C586 C515 C506 0.0012 QTE1H54-225Z CD-USB.L R588 0.01 R584 R590 VDD_5V C588 R586 150P C505 5.6K IC501 LA6242H-X R517 R510 R585 C587 C517 R518...
- Page 17 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 ILL10V 0.022 C687 KEY0 KEY1 0.022 IC661 KEY2 LC75823W-UJ JS686 QSW1163-001 R605 R604 R603 R602 R601 KEY0...
- Page 18 Main section (for Asia version) J321 QNN0815-001 C341 C321 R383 R352 QAU0481-001 R342 R387 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 R332 R367 IC931 BA05CC0WT-V5 SSTOP TUSDA TUSCL Q-OUT RDSDA RDSCL R324 C786...
- Page 19 CD section (for Asia version) R568 R569 C510 C509 C508 R519 C502 D501 R509 R515 100K CD_8V 1A3G-T1 CD-USB.R R516 C586 C515 C506 QTE1H54-225Z CD-USB.L 0.0012 R588 0.01 R584 R590 C588 R586 150P C505 5.6K IC501 LA6242H-X R517 R510 R585 C587 C517 R518 5.6K...
- Page 20 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 0.022 ILL10V C687 KEY0 KEY1 0.022 IC661 KEY2 LC75823W-UJ JS686 QSW1163-001 R605 R604 R603 R602 R601 KEY0...
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Page 21: Printed Circuit Boards
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 CN901 J321 IC901... -
Page 22: Printed Circuit Boards
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. - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 6 Electrical parts list (Block No.01~04) - Page 23 Exploded view of general assembly and parts list Block No. only G638UF only G635UT S/M : MY005,MY005B G631,G632 Except G638UF...
- Page 24 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 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 TAP SCREW M2.6 x 6mm QYSDSF2606ZA TAP SCREW...
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Page 27: Electrical Parts List
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 DIODE D712 or MA111-X SI DIODE ... - Page 28 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 C706 NCB31EK-103X C CAPACITOR 0.01uF 25V K...
- Page 29 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 1/16W J R558 NRSA63J-823X MG RESISTOR 82kΩ...
- Page 30 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 NRSA63J-104X MG RESISTOR 100kΩ...
- Page 31 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 TACT SW D402 or MA8051/M/-X Z DIODE S609...
- Page 32 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 NCB31EK-153X C CAPACITOR 0.015uF 25V K C171...
- Page 33 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 1/16W J R516 NRSA63J-102X MG RESISTOR 1kΩ...
- Page 34 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 1/16W J X401 NAX0832-001X CRYSTAL R749 NRSA63J-102X MG RESISTOR 1kΩ...
- Page 35 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 1/8W J R661 NRSA63J-222X MG RESISTOR 2.2kΩ...
- Page 36 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 G635U G638UF G631EU,G632EU G635UN,G635UH, G631E,G631EX, G635UT,G634UI G631EY,G632E, G632EX,G632EY G631,G632,G635U KIT : A9 A10 A11A12 A13 The parts without symbol number are not service.
- Page 37 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 KOR CHI(TAIWAN) ARA PER G635U GET0424-002A INST BOOK...