JVC KD-G331E Service Manual

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SERVICE MANUAL

2006

MA287

KD-G331E, KD-G331EX, KD-G331EY,

KD-G331EU, KD-G332E, KD-G332EX,

KD-G332EY, KD-G332EU, KD-G333E,

KD-G333EX, KD-G333EY, KD-G333EU,

KD-G334UI, KD-G335U, KD-G335UN,

KD-G335UT, KD-G335UH, KD-G337BEE,

For the CD mechanism, please refer mechanism manual FLM-CD1-1 (No.MY006).

Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11

CD RECEIVER

KD-G337SEE, KD-G338UF

Only KD-G335

(for KD-G331)

(for KD-G332)

(for KD-G333)

(for KD-G337)

No.MA287

2006/12

Table of Contents

Summary of Contents for JVC KD-G331E

Page 1: Table Of Contents
SERVICE MANUAL CD RECEIVER MA287 2006 SERVICE MANUAL KD-G331E, KD-G331EX, KD-G331EY, KD-G331EU, KD-G332E, KD-G332EX, KD-G332EY, KD-G332EU, KD-G333E, KD-G333EX, KD-G333EY, KD-G333EU, KD-G334UI, KD-G335U, KD-G335UN, KD-G335UT, KD-G335UH, KD-G337BEE, KD-G337SEE, KD-G338UF Only KD-G335 (for KD-G331) (for KD-G332) (for KD-G333) (for KD-G337) COPYRIGHT © 2006 Victor Company of Japan, Limited For the CD mechanism, please refer mechanism manual FLM-CD1-1 (No.MY006).
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 Continuous Power Output (RMS) Front/Rear 0.8% total harmonic distortion. 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...
Page 3 GENERAL Power Requirement Operating Voltage DC 14.4 V (11 V to 16 V allowance) Grounding System Negative ground Allowable Operating Temperature 0°C to +40°C Dimensions (W × H × D) 182 mm × 52 mm × 150 mm(For KD-G331,332,333,337) Installation Size 182 mm ×...
Page 4: Precaution
SECTION 1 PRECAUTION 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. 1-4 (No.MA287)
Page 5 Important for laser products 1.CLASS 1 LASER PRODUCT 5.CAUTION : If safety switches malfunction, the laser is able to function. 2.CAUTION : (For U.S.A.) Visible and/or invisible class II laser radiation 6.CAUTION : Use of controls, adjustments or performance of when open.
Page 6: Specific Service Instructions
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. 1-6 (No.MA287)
Page 7: Disassembly
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 Fig.1 3.1.2 Removing the Front chassis (See Fig.2) (1) Remove the two screws A (both side of Front chassis) at- taching the Front chassis.
Page 8 3.1.4 Removing the Rear bracket (See Fig.4) (1) Remove the one screw D attaching the Remote cable. (2) Remove the one screw E attaching the LINE OUT jack. (3) Remove the two screws F attaching the Connector jack. (4) Remove the one screw G attaching the Antenna jack. (5) Remove the one screw H attaching the IC bracket.
Page 9 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 M attaching the Rear cover. Hook Hook Hook Hook (3) Disengage the fourteen hooks c engaged Front panel. CAUTION: When remove the Rear cover, Detach knob and spring are easy to come off, do not lost them.
Page 10: 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 11: Troubleshooting
SECTION 5 TROUBLESHOOTING 16PIN CORD DIAGRAM (for KD-G331,KD-G332,KD-G333,KD-G337) Black Green Violet Gray Blue BL/WH White Yellow WH/BK Brown GN/BK VI/BK GY/BK BL/WH RD 7 7 RD YL 4 16 YL 8 BK 5 BL/WH 13 BR 3 GN 11 GN/BK 2 VI 10 VI/BK 4 WH...
Page 12: Memory Backup Battery
16 PIN CORD DIAGRAM (for KD-G334,KD-G335) Black Green Violet BL/WH Blue Gray WH White Yellow WH/BK GN/BK VI/BK GY/BK MEMORY 16 YL 8 BK 7 RD 3 GN 11 GN/BK 2 VI 10 VI/BK 4 WH 12 WH/BK 1 GY 9 GY/BK 5 BL/WH REMOTE...
Page 13 16 PIN CORD DIAGRAM (for KD-G338) Green Black Violet Blue Gray BL/WH White Yellow WH/BK GN/BK VI/BK GY/BK 7 RD RD 7 16 YL MEMORY YL 4 8 BK 6 BL 3 GN 11 GN/BK 2 VI 10 VI/BK 4 WH 12 WH/BK 1 GY 9 GY/BK...
Page 14: No.ma287)1
Victor company of Japn, Limited Mobile Entertainment Business Group Mobile Entertainment Category 10-1,1chome,Ohwatari-machi,Maebashi-city,Gumma-ken, 371-8543,Japan (No.MA287) Printed in Japan...
Page 15 SCHEMATIC DIAGRAMS CD RECEIVER KD-G331E,KD-G331EX,KD-G331EY KD-G331EU,KD-G332E,KD-G332EX KD-G332EY,KD-G332EU,KD-G333E KD-G333EX,KD-G333EY,KD-G333EU KD-G334UI,KD-G335U,KD-G335UN KD-G335UT,KD-G335UH,KD-G337BEE KD-G337SEE,KD-G338UF CD-ROM No.SML200612 Only KD-G335 (for KD-G331) (for KD-G332) (for KD-G333) (for KD-G337) Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Contents Block diagram...
Page 16 Safety precaution 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 17 Block diagram (For KD-G331,KD-G332 KD-G333 and KD-G337) Main amplifier section TU_L/R FM/AM TUNER CD mechanism control section Q_OUT VF1, VF2, VT1, VT2, LD, MD IC71 PICK UP SSTOP TUSDA TUSCL DETECTOR TRK+/- FOCUS & RDSDA FOCUS+/- IC981 MUTE TRACKING RDSCL Q341,Q351 1.5V VDD5V...
Page 18 Block diagram (For KD-G334,KD-G335 and KD-G338) Main amplifier section TUN_L/R FM/AM TUNER 4MHz CD mechanism control section VF1, VF2, VT1, VT2, LD, MD PICK UP TRK+/- MUTE FOCUS & Q781, Q782 FOCUS+/- SUBMUTE L_MUTE Q342 TRACKING LINE OUT LR, RR MUTE LINE OUT COIL...
Page 19 Standard schematic diagrams QAM0958-001 Main section (for KD-G331,KD-G332,KD-G333,KD-G337) J761 CN761 QGA2006F1-02 C720 C718 R351 R352 100P 100P D723 D722 D351 MA111-X R355 Q351 C351 RT6N430C-X 100P UDZW6.2B-X UDZW6.2B-X J321 C783 0.082 QNB0190-001 1/50 QNN0802-001 R345 D341 Q341 4.7u 0.22U C341 RT6N430C-X 1/50 100P...
Page 20 CD servo control section (for KD-G331,KD-G332,KD-G333,KD-G337) 1A3G-T1 D501 5.6k Q501 R549 2SA1705/ST/-T C586 QTE1H55-225Z R584 R588 R590 R506 C588 1.5K R586 C518 100P 8.2k R509 R515 R510 R517 R585 C587 IC501 R583 100P R589 LA6565-X R587 1.5K C585 R507 QTE1H55-225Z R511 R505 8.2k...
Page 21 LCD and Key control section (for KD-G331,KD-G332,KD-G333,KD-G337) IC681 RPM7338-V4 JS686 QSW1219-001 C682 0.010 C681 R686 4.7/6.3 R687 CJ601 QGZ1601K1-12S KEY2 R683 LCD1 KEY1 KEY0 REMOTE ACC5V ENC1 ENC2 LCD.CL LCD.DA LCD.CE R603 R602 R601 1.2K KEY0 COM1 COM2 S604 S603 S602 S601 COM3...
Page 22 Main section (for KD-G334,KD-G335,KD-G338) QNB0190-001 R341 R342 Q501 R511 2SA1705/ST/-T C341 J321 100P R512 CN501 D341 QNN0802-001 MC2836-X QGB2044M1-26 Q352 L_MUTE RT2N62M-X FEED- FEED- R517 TEF6601T/V1-X C351 R514 FEED+ FEED+ 5.1K 100P 100p R351 R352 4.7u 0.001 0.12u 0.12u 0.001 0.22u 0.22u IC501...
Page 23 LCD and Key control section (for KD-G334,KD-G335,KD-G338) JS686 QSW1219-001 IC681 RPM7338-V4 C682 0.012 C681 R686 4.7/6.3 R687 CJ601 QGZ1601K1-12S KEY2 R683 LCD1 KEY1 KEY0 REMOTE ACC5V ENC1 ENC2 LCD.CL LCD.DA LCD.CE R603 R602 R601 1.2K KEY0 COM1 COM2 S604 S603 S602 S601 COM3...
Page 24 Printed circuit boards Main board 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-Ag-Cu, melting point : 219 Centigrade) (for KD-G331,KD-G332,KD-G333,KD-G337) (for KD-G334,KD-G335,KD-G338) D303 CN901 CN901...
Page 25 < M E M O >...
Page 26 Victor Company of Japan, Limited Mobile Entertainment Business Group Mobile Entertainment Category 10-1,1chome,Ohwatari-machi,Maebashi-city,Gumma-ken,371-8543,Japan Printed in Japan (No.MA287SCH)
Page 27: Parts List
PARTS LIST KD-G331E,KD-G331EX,KD-G331EY,KD-G331EU KD-G332E,KD-G332EX,KD-G332EY,KD-G332EU KD-G333E,KD-G333EX,KD-G333EY,KD-G333EU KD-G334UI KD-G335U,KD-G335UN,KD-G335UT,KD-G335UH KD-G337BEE,KD-G337SEE KD-G338UF * All printed circuit boards and its assemblies are not available as service parts. * Please refer to the mechanism manual (model FLM-CD1-1, No.MY006) for the CD mechanism. - Contents - Exploded view of general assembly and parts list (Block No.M1)
Page 28 Exploded view of general assembly and parts list Block No. (KD-G331,G332,G333,G337) S/M : MY006 Switch board...
Page 29 Main board...
Page 30 General Assembly (KD-G331,G332,G333,G337) Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local GE10136-002A TOP CHASSIS GE40135-001A EARTH PLATE GE31894-001A HEAT SINK QYSDST2604ZA TAP SCREW M2.6 x 4mm(x3) GE40377-001A SCREW (x2) QYSDST2604ZA TAP SCREW M2.6 x 4mm(x3) GE40377-002A SCREW (x2) QYSDST2610ZA...
Page 31 Exploded view of general assembly and parts list Block No. (KD-G334,G335,G338) S/M : MY006 Switch board...
Page 32 Main board...
Page 33 General Assembly (KD-G334,G335,G338) Block No. [M][2][M][M]  Symbol No. Part No. Part Name Description Local GE10181-001A TOP CHASSIS GE32333-003A HEAT SINK QYSDST2604ZA TAP SCREW M2.6 x 4mm(x3) GE40377-001A SCREW (x2) QYSDST2606ZA TAP SCREW M2.6 x 6mm GE40377-002A SCREW (x2) GE40377-001A SCREW QYSDSF2606ZA TAP SCREW...
Page 34: Electrical Parts List
Electrical parts list Main board (KD-G331,G332,G333,G337)  Symbol No. Part No. Part Name Description Local Block No. [0][1]  D901 or 1N5401-TU-15 SI DIODE  Symbol No. Part No. Part Name Description Local D902 GS1J-X DIODE D903 1SS355W-X DIODE D903 or MA111-X SI DIODE ...
Page 35  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C518 NDC31HJ-680X C CAPACITOR 68pF 50V J C521 NCB31EK-104X C CAPACITOR 0.1uF 25V K NRSA02J-8R2X MG RESISTOR 8.2Ω 1/10W J C522 NCB31CK-224X C CAPACITOR 0.22uF 16V K NRSA02J-8R2X...
Page 36  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R546 NRSA63J-822X MG RESISTOR 8.2kΩ 1/16W J G331E,G331EU, G331EX,G331EY, R547 NRSA63J-822X MG RESISTOR 8.2kΩ 1/16W J G332E,G332EU, R548 NRS181J-332X MG RESISTOR 3.3kΩ 1/8W J R759 NRSA63J-473X MG RESISTOR...
Page 37 Switch board  Symbol No. Part No. Part Name Description Local (KD-G331,G332,G333,G337) G332E,G332EU,G332EX, Block No. [0][2] D645 LSQ971/KL/-X G332EY,G333E,G333EU, G333EX,G333EY,G337BEE G331E,G331EU,G331EX,  Symbol No. Part No. Part Name Description Local D646 LNJ308G81/1-3/X LED G331EY,G337SEE G332E,G332EU,G332EX, D646 LSQ971/KL/-X G332EY,G333E,G333EU, IC661 PT6523LQ-L LCD DRIVER G333EX,G333EY,G337BEE IC681...
Page 38  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local S609 NSW0124-001X TACT SW G334UI,G335U, D852 or MA22D23-X SB DIODE G335UH,G335UN, S610 NSW0124-001X TACT SW G335UT S611 NSW0124-001X TACT SW  D901 1N5401-TU-15 SI DIODE S612...
Page 39  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C543 QEKJ1AM-107Z E CAPACITOR 100uF 10V M NRSA63J-332X MG RESISTOR 3.3kΩ 1/16W J C544 NCB31CK-104X C CAPACITOR 0.1uF 16V K NRSA63J-392X MG RESISTOR 3.9kΩ...
Page 40  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R595 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J L901 QQR1735-001 CHOKE COIL R596 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R597 NRSA63J-103X MG RESISTOR 10kΩ...
Page 41  Symbol No. Part No. Part Name Description Local R643 NRSA63J-561X MG RESISTOR 560Ω 1/16W J R645 NRSA63J-561X MG RESISTOR 560Ω 1/16W J R647 NRSA63J-561X MG RESISTOR 560Ω 1/16W J R649 NRS181J-181X MG RESISTOR 180Ω 1/8W J R661 NRSA02J-102X MG RESISTOR 1kΩ...
Page 42 Packing materials and accessories parts list Block No. (KD-G331,G332,G333,G337) No additional / supplemental order of WARRANTY CARDs are available. A2, A3, A4, A5, A6, A15 KIT: A7,A8,A9, A10, A11 3-16...
Page 43 Packing and Accessories (KD-G331,G332,G333,G337) Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local GET0406-001A INST BOOK GER FRE ITA G331E,G332E,G333E GET0406-003A INST BOOK ENG FRE G331EU,G331EX,G332EU,G332EX,G333EU,G333EX GET0406-006A INST BOOK ENG GER RUS G331EY,G332EY,G333EY GET0406-002A INST BOOK SPA GRE POR G331E,G332E,G333E GET0406-005A INST BOOK...
Page 44 Packing materials and accessories parts list Block No. (KD-G334,G335,G338) A1, A2, A3, A4, A5, A6 KIT: A7, A8, A9, A10, A11 3-18...
Page 45 Packing and Accessories (KD-G334,G335,G338) Block No. [M][4][M][M]  Symbol No. Part No. Part Name Description Local GET0404-001B INST BOOK G334UI GET0402-001B INST BOOK ENG THA G335U,G335UH GET0402-004B INST BOOK ENG INA G335UN GET0402-005B INST BOOK ENG CHI(TAIWAN) G335UT GET0404-002A INSTALL MANUAL G334UI GET0402-002B INST BOOK...
Page 46 SCHEMATIC DIAGRAMS CD RECEIVER KD-G331E,KD-G331EX,KD-G331EY KD-G331EU,KD-G332E,KD-G332EX KD-G332EY,KD-G332EU,KD-G333E KD-G333EX,KD-G333EY,KD-G333EU KD-G334UI,KD-G335U,KD-G335UN KD-G335UT,KD-G335UH,KD-G337BEE KD-G337SEE,KD-G338UF CD-ROM No.SML200612 Only KD-G335 (for KD-G331) (for KD-G332) (for KD-G333) (for KD-G337) Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Contents Block diagram...
Page 47 Safety precaution 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 48 Block diagram (For KD-G331,KD-G332 KD-G333 and KD-G337) Main amplifier section TU_L/R FM/AM TUNER CD mechanism control section Q_OUT VF1, VF2, VT1, VT2, LD, MD IC71 PICK UP SSTOP TUSDA TUSCL DETECTOR TRK+/- FOCUS & RDSDA FOCUS+/- IC981 MUTE TRACKING RDSCL Q341,Q351 1.5V VDD5V...
Page 49 Block diagram (For KD-G334,KD-G335 and KD-G338) Main amplifier section TUN_L/R FM/AM TUNER 4MHz CD mechanism control section VF1, VF2, VT1, VT2, LD, MD PICK UP TRK+/- MUTE FOCUS & Q781, Q782 FOCUS+/- SUBMUTE L_MUTE Q342 TRACKING LINE OUT LR, RR MUTE LINE OUT COIL...
Page 50 Standard schematic diagrams QAM0958-001 Main section (for KD-G331,KD-G332,KD-G333,KD-G337) J761 CN761 QGA2006F1-02 C720 C718 R351 R352 100P 100P D723 D722 D351 MA111-X R355 Q351 C351 RT6N430C-X 100P UDZW6.2B-X UDZW6.2B-X J321 C783 0.082 QNB0190-001 1/50 QNN0802-001 R345 D341 Q341 4.7u 0.22U C341 RT6N430C-X 1/50 100P...
Page 51 CD servo control section (for KD-G331,KD-G332,KD-G333,KD-G337) 1A3G-T1 D501 5.6k Q501 R549 2SA1705/ST/-T C586 QTE1H55-225Z R584 R588 R590 R506 C588 1.5K R586 C518 100P 8.2k R509 R515 R510 R517 R585 C587 IC501 R583 100P R589 LA6565-X R587 1.5K C585 R507 QTE1H55-225Z R511 R505 8.2k...
Page 52 LCD and Key control section (for KD-G331,KD-G332,KD-G333,KD-G337) IC681 RPM7338-V4 JS686 QSW1219-001 C682 0.010 C681 R686 4.7/6.3 R687 CJ601 QGZ1601K1-12S KEY2 R683 LCD1 KEY1 KEY0 REMOTE ACC5V ENC1 ENC2 LCD.CL LCD.DA LCD.CE R603 R602 R601 1.2K KEY0 COM1 COM2 S604 S603 S602 S601 COM3...
Page 53 Main section (for KD-G334,KD-G335,KD-G338) QNB0190-001 R341 R342 Q501 R511 2SA1705/ST/-T C341 J321 100P R512 CN501 D341 QNN0802-001 MC2836-X QGB2044M1-26 Q352 L_MUTE RT2N62M-X FEED- FEED- R517 TEF6601T/V1-X C351 R514 FEED+ FEED+ 5.1K 100P 100p R351 R352 4.7u 0.001 0.12u 0.12u 0.001 0.22u 0.22u IC501...
Page 54 LCD and Key control section (for KD-G334,KD-G335,KD-G338) JS686 QSW1219-001 IC681 RPM7338-V4 C682 0.012 C681 R686 4.7/6.3 R687 CJ601 QGZ1601K1-12S KEY2 R683 LCD1 KEY1 KEY0 REMOTE ACC5V ENC1 ENC2 LCD.CL LCD.DA LCD.CE R603 R602 R601 1.2K KEY0 COM1 COM2 S604 S603 S602 S601 COM3...
Page 55 Printed circuit boards Main board 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-Ag-Cu, melting point : 219 Centigrade) (for KD-G331,KD-G332,KD-G333,KD-G337) (for KD-G334,KD-G335,KD-G338) D303 CN901 CN901...
Page 56 < M E M O >...
Page 57 Victor Company of Japan, Limited Mobile Entertainment Business Group Mobile Entertainment Category 10-1,1chome,Ohwatari-machi,Maebashi-city,Gumma-ken,371-8543,Japan Printed in Japan (No.MA287SCH)

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JVC KD-G331E Service Manual

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