JVC CA-UXG37, Service Manual

Page 1: ...d 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 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 7 3 DISASSEMBLY 1 8 4 ADJUSTMENT 1 19 5 TROUBLESHOOTING 1 19 CA UXG37 CA UXG38 CA UXG39 SP UXG38 SP UXG38 SP UXG39 SP UXG38 SP UXG38 SP UXG39 UX G39 is derivertive model and...

Page 2: ... MHz AM MW tuning range 522 kHz 1 629 kHz CD player section Dynamic range 88 dB Signal to noise ratio 85 dB Wow and flutter Immeasurable USB storage USB specification Compatible with USB 2 0 Full Speed Compatible device Mass storage class Compatible file system FAT16 FAT32 Bus power supply Max 500 mA Speakers Speaker units 10 cm cone 1 Impedance 6 Ω Dimensions approx 145 mm 251 mm 162 mm W H D Mas...

Page 3: ...ack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord directly into the AC outlet Using a Leakage Current Tester measure the leakage current from each exposed metal parts of the cabinet particular ly any exposed metal part having a return path to the chassis to a known good...

Page 4: ...same safety characteristics as the recommended replacement parts shown in the Parts List of the Service Manual and may create shock fire or other hazards 4 The leads in the products are routed and dressed with ties clamps tubings barriers and the like to be separated from live parts high temperature parts moving parts and or sharp edges for the prevention of electric shock and fire hazard When ser...

Page 5: ...of the laser diode in the optical pickup The tester s internal power source can easily destroy the laser diode 1 7 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 replac...

Page 6: ... uses visible and or invisible laser radiation and is equipped with safety switches which prevent emission of radiation when the drawer is open and the safety interlocks have failed or are defeated It is dangerous to defeat the safety switches 5 CAUTION If safety switches malfunction the laser is able to function 6 CAUTION Use of controls adjustments or performance of procedures other than those s...

Page 7: ... No MB611 1 7 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS ...

Page 8: ... DISASSEMBLY 3 1 Main body 3 1 1 Removing the Metal cover See Fig 1 2 1 Remove the six screws A attaching the metal cover See Fig 1 2 Remove the two screws B attaching the both side of metal cover See Fig 2 Fig 1 Fig 2 A A B ...

Page 9: ...ly con nected to connector CN432 of the Main board assembly See Fig 3 2 Remove the two screws C attaching the Front panel as sembly See Fig 4 3 Disengage the hook a engaged Front panel assembly See Fig 4 4 Disengage the hook b engaged both side of Front panel assembly See Fig 5 Fig 3 Fig 4 Fig 5 CN432 hook a C C hook b ...

Page 10: ...e Fig 6 2 Remove the two screws D attaching the Tuner pack See Fig 7 Fig 6 Fig 7 3 1 4 Removing the Rear Panel See Fig 8 9 1 Remove the two screws E attaching the Speaker terminal See Fig 8 2 Remove the two screws F attaching the Power board as sembly See Fig 8 3 Disengage the hook c engaged both side of Rear panel See Fig 9 Fig 8 Fig 9 CN911 D E F F hook c ...

Page 11: ...Jack boaed assembly 4 Disconnect the connector wire from CD mechanism as sembly connected to connector CN708 of the Main board assembly Fig 10 3 1 6 Removing the Power board assembly See Fig 11 1 Disconnect the card wire from DVD mechanism assembly connected to connector CN701 of the Power board assem bly 2 Remove the two screws H attaching the Power board as sembly 3 The slide is done and it pull...

Page 12: ...e Fig 12 2 Turnover the CD mechanism disconnect the connector wire from CD mechanism assembly connected to connec tor CN104 of the Jack board assembly See Fig 13 Fig 12 Fig 13 3 1 8 Removing the Front board assembly See Fig 14 1 Remove the volume knob 2 Remove the eleven screws K attaching the Front board as sembly Fig 14 J CN104 K K ...

Page 13: ...g 1 3 2 2 Removing the tray assembly See Fig 2 and 3 Remove the CD cover 1 Press slide cam and pull out the tray assembly to direction of the arrow from right side of CD mechanism assembly See Fig 2 2 Remove the two screws B attaching the tray assembly from upper side of CD mechanism See Fig 3 3 Remove the bussing of the tray assembly from boss c of the CD mechanism assembly and remove the tray as...

Page 14: ...CD mechanism assem bly 2 Disconnect the card wire from connector CN602 of the CD servo board and then take out the traverse mechanism as sembly and CD servo board together Reference When reattaching the traverse mechanism assembly the card wire should through the part d Fig 4 CD mechanism assembly CN602 CD servo board C C d Card wire Traverse mechanism assembly ...

Page 15: ...ard See Fig 5 6 Solder to short land part j of pickup See Fig 6 7 Release the lock of connector CN601 to direction of the ar row 2 and disengage the card wire See Fig 6 Caution Solder to short land part j of the pickup then disconnect the card wire from connector CN601 of the CD servo board If disconnect the card wire before soldering pickup is make sure destroyed by static electricity See Fig 6 W...

Page 16: ...e pickup then disconnect the card wire from connector If disconnect the card wire before soldering pickup is make sure destroyed by static electricity See Fig 9 When reattaching the pickup connect the card wire to con nector and then remove the solder from short land part p See Fig 9 3 2 6 Attaching the pickup See Fig 7 to 10 Please refer the Removing the pickup 1 Connect the card wire to connecto...

Page 17: ...ttaching the plate See Fig 12 4 Disengage the plate from fixing part s and take out the plate See Fig 12 5 Remove the feed gear and take out the feed motor See Fig13 Reference When attaching the feed motor the wire has to through the part t of the traverse mechanism assembly See Fig 13 Fig 11 Fig 12 Fig 13 Traverse mechanism assembly CD servo board Yellow wire White wire Soldered part q Soldered p...

Page 18: ...nism assembly it have to bond lock 3 2 9 Removing the motor See Fig 14 and 15 Remove the tray assembly 1 Remove the wire from solder part u of the switch board from bottom side of CD mechanism assembly 2 Remove the belt of motor pulley from upper side of CD mechanism assembly See Fig 15 Caution Belt should not apply grease 3 Remove the two screws J attaching the motor to CD mech anism assembly and...

Page 19: ...R SET FADE MUTING POWER SET BASS TREBLE POWER SET SLEEP BUTTON INDICATION FUNCTION COLD V_E_RDS FL ALL DISPLAY VOL MAX V_E_RDS MG38_256 1129B FF R 1 29 00 CLOCK FAST FORWARD COLD START Initialization of set Version indication FL all display Volume level to max by compulsion Micon version indication Whenever the button is pushed the display replaces it Clock minute fast increase by 1 every seconds ...

Page 20: ... No MB611 VPT Printed in Japan Victor company of Japan Limited Audio Video Systems category 10 1 1chome Ohwatari machi Maebashi city Gumma ken 371 8543 Japan ...

Page 21: ... COMPONENT SYSTEM No MB611SCH 2007 5 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 CA UXG37 CA UXG38 CA UXG39 SP UXG38 SP UXG38 SP UXG39 SP UXG38 SP UXG38 SP UXG39 UX G39 is derivertive model and different color model of UX G38 UX G37 is ...

Page 22: ...ponent parts appearing on the silk screen printed side parts side of the PWB diagrams the parts that are printed over with black such as the resistor diode and ICP or identified by the mark nearby are critical for safety ...

Page 23: ...OL2 REMOCON KEY0 KEY1 LINEIN FM AM USB CD LED1 REMOCON VOL1 VOL2 GR1 to 10 SG1 to 16 PULSW TRVP SPOUT TRP FOP CDIRQ CDL R CDL R USBCS USBREQ USBSDA USBSCL USBRST USBIN USBCS USBREQ USBSDA USBSCL USBRST USBIN USBSEL CDCLK CDDATA CDLD CDRST CDSTAT CDIRQ PULSW LDSWOP LDSWCL USBSEL CDCLK CDDATA CDLD CDRST CDSTAT CDL R J8001 J4352 J4351 X601 16 93MHz X101 12MHz USB HEADPHONE LINE OUT LINE IN Q3601 Q360...

Page 24: ... 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 MTZJ6 8B T2 D955 3 9K R957 FR104 A124 T5 D904 QGB1214K1 20S CN702 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 TL431 A T IC902 1 2 3 0 001 AC250V C901 56K R905 2K R955 1F4G G T2 D951 100P AC250V C903 4 3K R909 NI R911 22K R903 2W 10 R910 0 0047 2000 C909 1F4G G T2 D953 C907 1K R958 11K R953 QQL50AK 221Z L952 QQR1799 001 L901 4 2 3 1 ...

Page 25: ...A 4 GND 3 A2 2 A1 1 A0 1K R7061 1K R7060 1K R7059 2 2K R7040 2 2K R7039 2 2K R7038 2 2K R7037 10 16 C7001 0 1 25 C7005 10 L7001 2 2K R7036 330 R7005 47000 5 5 C7004 100 10 C7006 150P 50 C7003 100K R7004 2 2K R7035 RT1N430C X Q7002 1K R7017 MTZJ3 3B T2 D7002 10K R7002 NI C7002 1K R7018 RT1N430C X Q7001 10K R7001 1SS133 T2 D7001 1K R7019 1K R7010 1K R7011 NQR0389 003X K7001 1K R7012 2 2K R7077 2 2K ...

Page 26: ...86 001 36 P2 35 P3 34 P4 33 P5 32 P6 31 P7 30 P8 29 P9 28 P10 27 P11 26 P12 25 P13 24 P14 23 P15 22 P16 14 1G 13 2G 12 3G 11 4G 10 5G 9 6G 8 7G 7 8G 6 9G 5 10G 3 2 F 1 F 37 P1 39 40 F 41 F QSW1130 001 JS261 1 3 2 100K R4304 NI C4307 100P C4305 2 2 50 C4304 1K R4306 NI C4308 100P C4306 47K R4302 2 2 50 C4303 47 25 C4301 1K R4305 100K R4303 47 25 C4302 47K R4301 0 C113 D101 STZC6 8N X 1 2 3 D102 NI ...

Page 27: ...TY3 2700P 50 C3244 10 63 C3249 10 50 C3312 LDOPEN RT1P430C X Q3803 W312 1 4 7K R3801 1SS133 T2 D3803 3300P 50 C5212 W303 1 0 068 25 C3152 NI R3151 US6V NI C3705 R3705 R3706 0 01 50 C5223 2SC5938A B X Q3602 W302 1 NQR0413 002X K5101 AGND 6 2K R5103 B5104 100k R5311 220P 50 C5114 22K R3243 R3255 1 50 C5308 0 15 50 C3141 NQR0413 002X K5201 4 7K R3244 1k R8210 0 01 50 C5207 0 R5205 NI R3159 QPLINK MTZ...

Page 28: ... 3Y 8 GND 7 2Y 6 2B 5 2A 4 1Y 3 1B 2 1A 1 A B 0 01 C661 22 R657 22 R658 0 01 C7201 0 1 C7202 GDMTZJ4 3B X D7201 WJP0093 004A E CN101 1 2 3 4 5 IC721 LB1641 1 LM 2 OUT1 3 P1 4 V2 5 IN1 6 IN2 7 VCC1 8 VCC2 9 LM 10 OUT2 MN6627945EE IC602 1 EXT0 2 EXT1 3 EXT2 4 PWMSW 5 SPOUT 6 SPPOL 7 TRVP 8 TRVM 9 TRVP2 10 TRVM2 11 TRP 12 TRM 13 FOP 14 FOM 15 DVDD1 16 SRAMVDD 17 DVSS1 18 NPWDOWN 19 TEIN 20 FEIN 21 CE...

Page 29: ...601 C2602 D2411 IC221 IC241 JS261 Q2411 R2203 R2204 R2205 R2206 R2207 R2411 R2501 R2502 R2503 R2504 R2505 S2501 S2502 S2503 S2504 S2505 S2506 S2507 S2509 S2510 S2511 S2512 DI221 CN221 C2901 R2201 R2202 C111 C112 C114 C115 C116 C4151 C4152 C4251 C4252 C4351 C4651 C8106 C8206 C8305 C8306 C8307 CN103 CN104 CN402 D101 D102 D103 J4351 J4352 J8001 K102 K103 K105 K106 K4351 K4602 K8101 K8201 K8301 R4151 ...

Page 30: ...7039 R7040 R7041 R7042 R7043 R7044 R7045 R7046 R7047 R7048 R7049 R7050 R7051 R7052 R7053 R7054 R7059 R7060 R7061 R7062 R7063 R7064 R7065 R7066 R7067 R7068 R7069 R7070 R7071 R7072 R7073 R7074 R7075 R7076 R7077 C3158 C3258 R7080 R7081 R7082 R7083 R7084 R7085 R7086 R7087 R7088 R7089 R7090 R7091 R7092 R7093 R7094 R7095 R7096 R8101 R8107 R8108 R8110 R8201 R8207 R8208 R8210 X7001 D4501 R8111 R8112 R8211...

Page 31: ...105 R106 R107 R108 R601 R604 R605 R606 R607 R608 R609 R610 R613 R614 R615 R616 R617 R618 R624 R625 R660 R670 R671 S201 X101 X601 W601 C7203 C101 C102 C103 C104 C105 C106 C107 C108 C109 C110 C121 C122 C609 C611 C612 C613 C614 C616 C623 C624 C625 C626 C627 C629 C630 C631 C632 C633 C635 C638 C639 C640 C641 C642 C643 C644 C645 C646 C647 C648 C649 C650 C651 C652 C653 C654 C660 C661 C7201 C7202 CN101 CN...

Page 32: ...Victor Company of Japan Limited No MB611SCH Printed in Japan VPT Audio Video Systems Category 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan ...

Page 33: ...f UX G38 Contents Exploded view of general assembly and parts list Block No M1 CD mechanism assembly and parts list Block No MB CD loading base assembly and parts list Block No MD Electrical parts list Block No 01 04 Packing materials and accessories parts list Block No M3 UX G38B UX G38E UX G38EN UX G38EV UX G39E UX G39EN UX G39EV UX G37B UX G37E UX G37EN UX G37EV 3 2 3 5 3 7 3 9 3 16 MB611 ...

Page 34: ...3 2 Exploded view of general assembly and parts list A A a a c e f E j x Block No M M M 1 Jack board Front board Power boa 20 7 41 5 16 10 12 34 38 7 4 9 3 39 7 42 1 2 6 Front View 42 ...

Page 35: ... f B B C C g D g D E h h j x 23 rd Main board 15 20 37 22 15 33 24 36 40 36 36 21 44 15 14 36 36 37 17 18 19 47 36 31 30 43 43 43 13 11 8 15 32 26 27 46 25 9 35 29 45 28 The parts without symbol number are not service ...

Page 36: ...PACER PC 20 QYSDSG3008ZA TAP SCREW x2 21 QYSBSGY3008EA TAP SCREW 22 QYSBSGY3008EA TAP SCREW 23 GV40764 001A FOOT SPACER x2 24 QMPN410 200 JD POWER CORD EU 2m BLACK G38B G37B 24 QMPK200 200 JD POWER CORD EU 2m BLACK G38E G38EN G38EV G39E G39EN G39EV G37E G37EN G37EV 25 QZW0033 001 STRAIN RELIEF 26 QAU0473 001 TUNER 27 QUQU12 1519BJ E FFC WIRE 28 GV30349 046A SPACER 29 QUR110 2014AJ E FFC WIRE 30 GN...

Page 37: ...A A a a 0 1mm 12 0mm 0 1mm 0 1mm GTU MS1 12M Block No M M M B Back side The parts without symbol number are not service CD servo board 12 19 4 1 23 8 7 14 13 6 18 9 21 15 20 3 10 5 11 7 6 9 12 10 14 13 22 24 26 25 2 JVG 31N JVS 1003 FL 7750E E 460 Grease ...

Page 38: ...SPRING 9 QAR0302 001 SPINDLE MOTOR 2 0V DC 10 VKZ4743 002 SPECIAL SCREW x2 11 LV40157 001A SCREW SHAFT 12 LV43651 001A SS GEAR 13 LV43650 001A F MOTOR GEAR 14 QAR0303 001 FEED MOTOR 2 0V DC 15 QYSPSPT2030MA SCREW M2 x 3mm 18 LV34565 003A F MIDDLE GEAR 19 LV34563 001A SHAFT HOLDER 20 QYSPSFT1740ZA TAP SCREW M1 7 x 4mm 21 QYSBSF2006ZA TAP SCREW M2 x 6mm x2 22 LV30225 073A SPACER 23 QUQU05 1506BB E F...

Page 39: ...m h j h GMU MS1 12M Backside The parts without symbol number are not service j Top view e f c d k 31 e d CD loading switch board f c k 11 10 5 6 7 8 15 14 14 16 2 3 12 1 20 19 18 17 4 25 13 30 28 24 22 27 24 22 29 24 23 32 21 24 23 26 9 JVS 1003 CFD 4007ZY2 Grease Back side ...

Page 40: ...44 002A MOTOR PULLEY 12 QYSPSPU1730ZA SCREW M1 7 x 3mm x2 13 QYSDSF2008ZA TAP SCREW M2 x 8mm 14 QYSDSF2008ZA TAP SCREW M2 x 8mm x2 15 LV21852 003A CLAMPER BASE 16 LV43974 001A BELT 17 LV34586 002A CD CLAMPER 18 LV42930 003A P C MAGNET 19 LV43848 001A YOKE 20 LV43958 001A SPECIAL SCREW 21 CD TRAMECHA UNI 22 LV44043 001A INSULATOR x2 23 LV44043 002A INSULATOR x2 24 LV44044 001A SPECIAL SCREW x4 25 L...

Page 41: ...Z E CAPACITOR C4305 NDC31HJ 101X C CAPACITOR C4306 NDC31HJ 101X C CAPACITOR C4351 NRSA63J 0R0X MG RESISTOR C4399 NRSA63J 0R0X MG RESISTOR C4651 NRSA63J 0R0X MG RESISTOR C8106 NCB31CK 104X C CAPACITOR C8206 NCB31CK 104X C CAPACITOR C8305 NCB20JK 155X C CAPACITOR C8306 NRSA63J 0R0X MG RESISTOR C8307 NCB31CK 104X C CAPACITOR C8351 NRSA63J 0R0X MG RESISTOR R901 QRZ9037 335 COMP RESISTOR R903 QRL02DJ 2...

Page 42: ...2 Z DIODE D3802 MTZJ3 3B T2 Z DIODE D3803 1SS133 T2 SI DIODE D4501 1SS133 T2 SI DIODE D5001 MC2838 X DIODE D5101 MC2838 X DIODE D5301 MC2838 X DIODE D7001 1SS133 T2 SI DIODE D7002 MTZJ3 3B T2 Z DIODE D7003 MC2838 X DIODE C3140 QFVF1HJ 154Z MF CAPACITOR C3141 QFVF1HJ 154Z MF CAPACITOR C3142 QFVF1HJ 104Z MF CAPACITOR C3143 QFVF1HJ 104Z MF CAPACITOR C3144 QFLC1HJ 272Z M CAPACITOR C3145 QETN1HM 475Z E...

Page 43: ...2X C CAPACITOR C9005 QETN1CM 227Z E CAPACITOR C9007 NRSA63J 0R0X MG RESISTOR Symbol No Part No Part Name Description Local R3140 NRSA63J 153X MG RESISTOR R3141 NRSA63J 752X MG RESISTOR R3142 NRSA63J 473X MG RESISTOR R3143 NRSA63J 223X MG RESISTOR R3144 NRSA63J 472X MG RESISTOR R3145 NRSA63J 222X MG RESISTOR R3146 NRSA63J 182X MG RESISTOR R3147 NRSA63J 622X MG RESISTOR R3148 NRSA63J 224X MG RESISTO...

Page 44: ...R R7063 NRSA63J 102X MG RESISTOR R7064 NRSA63J 101X MG RESISTOR R7065 NRSA63J 101X MG RESISTOR R7066 NRSA63J 101X MG RESISTOR Symbol No Part No Part Name Description Local R7067 NRSA63J 222X MG RESISTOR R7068 NRSA63J 222X MG RESISTOR R7069 NRSA63J 222X MG RESISTOR R7070 NRSA63J 222X MG RESISTOR R7071 NRSA63J 222X MG RESISTOR R7072 NRSA63J 102X MG RESISTOR R7073 NRSA63J 222X MG RESISTOR R7074 NRSA6...

Page 45: ...639 NCB31HK 182X C CAPACITOR 1800pF 50V K C640 NCB31EK 682X C CAPACITOR 6800pF 25V K C641 NCB31HK 222X C CAPACITOR 2200pF 50V K C642 NCB31CK 104X C CAPACITOR 0 1uF 16V K C643 NCB31CK 104X C CAPACITOR 0 1uF 16V K C644 QERF1AM 227Z E CAPACITOR 220uF 10V M C645 NCB31CK 104X C CAPACITOR 0 1uF 16V K C646 NDC31HJ 680X C CAPACITOR 68pF 50V J C647 NCB31CK 104X C CAPACITOR 0 1uF 16V K C648 QERF1AM 227Z E C...

Page 46: ...0Ω 1 16W J R668 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R670 NRSA63J 102X MG RESISTOR 1kΩ 1 16W J R671 NRSA63J 102X MG RESISTOR 1kΩ 1 16W J R672 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J L101 QQL232K 100Z COIL 10uH K CN101 WJP0093 004A E USB CONNECTOR CN201 QJK043 050600 E CONNECTOR CN202 QGF0501F8 15X CONNECTOR FFC FPC 1 15 CN203 QGF1040F1 23 CONNECTOR FFC FPC 1 23 CN721 QGF1040F1 05 CONNECTOR FFC FPC 1 5 ...

Page 47: ...3 15 MEMO ...

Page 48: ...ls and accessories parts list Block No M M M 3 The parts without symbol number are not service No additional supplemental order of WARRANTY CARDs are available P1 P4 P3 P2 P7 P8 P6 P5 A11 A10 A8 A7 A1 A2 A3 A4 A5 A6 A9 A12 ...

Page 49: ... G39E G37E A 4 GNT0080 009A INST BOOK FIN G38EN G39EN G37EN A 4 GNT0080 014A INST BOOK CZE G38EV G39EV G37EV A 5 GNT0080 010A INST BOOK DAN G38EN G39EN G37EN A 6 QAL0457 001 ANT WIRE A 7 QAL0014 003 AM LOOP ANT A 8 RM SUXG38R REMCON UNIT A 9 WARRANTY CARD BT 54031 1 A 10 QQR1607 001 FERRITE CLAMP A 11 SPUXG38E SPBOX SPEAKER BOX x2 G38B G38E G38EN G38EV G37B G37E G37EN G37EV A 11 SPUXG39E SPBOX SPE...