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JVC UX-G35US Service Manual

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SERVICE MANUAL
MICRO COMPONENT SYSTEM
6
2006
MB536
UX-G35US,UX-G35UB,UX-G33A,
UX-G33US,UX-G33UB,UX-G33UW,
UX-G30US,UX-G30UB,UX-G30UW
SP-UXG35
SP-UXG33
SP-UXG30
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
5
TROUBLE SHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
CA-UXG35
CA-UXG33
CA-UXG30

TABLE OF CONTENTS

COPYRIGHT © 2006 Victor Company of Japan, Limited
SP-UXG35
SP-UXG33
SP-UXG30
No.MB536
2006/6

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  • Page 1: Table Of Contents

    SERVICE MANUAL MICRO COMPONENT SYSTEM MB536 2006 UX-G35US,UX-G35UB,UX-G33A, UX-G33US,UX-G33UB,UX-G33UW, UX-G30US,UX-G30UB,UX-G30UW SP-UXG35 CA-UXG35 SP-UXG35 SP-UXG33 CA-UXG33 SP-UXG33 SP-UXG30 CA-UXG30 SP-UXG30 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 SPECIFICATION 60 W (30 W + 30 W) at 6 Ω (10% THD) Amplifier section Output Power 6 Ω - 16 Ω Speakers/Impedance Audio Input 500 mV/50 kΩ (at "AUX LVL 1") 250 mV/50 kΩ (at "AUX LVL 2") 125 mV/50 kΩ (at "AUX LVL 3") Tuner section FM tuning range 531 kHz - 1 710 kHz (at 9 kHz intervals)

  • Page 3: Precaution

    SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and voltmeter. many circuits and components specially for safety purpos- Move the resistor connection to each exposed metal es. For continued protection, no changes should be made part, particularly any exposed metal part having a return to the original design unless authorized in writing by the path to the chassis, and measure the AC voltage across...
  • Page 4 1.5 Safety Precautions (U.K only) (1) This design of this product contains special hardware and many circuits and components specially for safety purposes. For con- tinued protection, no changes should be made to the original design unless authorized in writing by the manufacturer. Replace- ment parts must be identical to those used in the original circuits.
  • Page 5 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. 1.6.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as laser products.
  • Page 6 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 7: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. (No.MB536)1-7...

  • Page 8: Disassembly

    SECTION 3 DISASSEMBLY Main Body 3.1.1 Removing the side panel (See Fig.1 to 3) (1) Remove the one screw A attaching the rear cover. (See Fig.1) (2) Remove the five screws B attaching the side panel and top cover. (See Fig.1) (3) Remove the two screws C attaching the front panel assem- bly.
  • Page 9 3.1.2 Removing the front panel assembly (See Fig.4) (1) Remove the two screws D attaching the front panel and top cover. CN401 (2) Disconnect the card wire of the switch board from the con- nector CN401 of the micon board. (3) Disengage the two hooks a then remove the front panel as- sembly.
  • Page 10 3.1.4 Removing the tuner pack (See Fig.6, 7) (1) Disconnect the card wire of the tuner pack from connector CN405 of the micon board. (See Fig.6) CN406 CN405 (2) Remove the two screws E attaching the tuner pack. (See Fig.7) 3.1.5 Removing the micon board (See Fig.6 to 8) (1) Remove the two screws F attaching the micon board.
  • Page 11 CN151 power amplifier board CN152 CN150 power amplifier board power amplifier board Fig.8 (No.MB536)1-11...
  • Page 12 3.1.7 Removing the DVD mechanism assembly (See Fig.9) (1) Remove the one screw K attaching the DVD mechanism assembly. Fig.9 3.1.8 Removing the trans board (See Fig.7, 10, 11) (1) Remove the two screws L attaching the trans board. (See Fig.7) (2) Disconnect the connector wire from the connector CN900...

  • Page 13: See Fig.

    3.1.9 Removing the rear panel (See Fig.7, 12) (1) Remove the one screw P attaching the rear panel. (See Fig.7) (2) Disengage the two hooks e then remove the rear panel. (See Fig.12) Fig.12 3.1.10 Removing the jack board (See Fig.13) (1) Remove the two screws Q attaching the jack board.

  • Page 14: See Fig.

    3.1.12 Removing the switch board (See Fig.14, 15) (1) Take out the volume knob. (See Fig.14) (2) Remove the six screws S attaching the switch board. (See Volume knob Fig.15) (3) Disengage the two hooks g then remove the switch board. (See Fig.15) Fig.14 Fig.15...

  • Page 15: See Fig.

    CD mechanism assembly • Remove the CD mechanism assembly from main body. 3.2.1 Removing the CD cover (See Fig.1) (1) Remove the two screws A attaching the CD cover from bot- tom side of CD mechanism assembly. Boss a Fixing part b (2) Lift up the CD cover from disengage boss a of the CD mechanism assembly.
  • Page 16 3.2.3 Removing the traverse mechanism assembly (See Fig.4) (1) Remove the four screws C attaching the traverse mecha- CD mechanism assembly nism assembly from bottom side of CD mechanism assem- bly. CD servo board Card wire (2) Disconnect the card wire from connector CN602 of the CD servo board and then take out the traverse mechanism as-...
  • Page 17 3.2.4 Removing the CD servo board (See Fig.5 and 6) • Remove the traverse mechanism assembly. Solder part e Yellow wire (1) Remove the two screws D attaching the CD servo board from bottom side of traverse mechanism assembly. (See Fig.5) (2) Remove the solder from solder part e of the CD servo White wire...
  • Page 18 3.2.5 Removing the pickup (See Fig.7 to 9) • Remove the traverse mechanism assembly. (1) Remove the one screw E attaching the plate from upper Feed gear Shaft LEAD spring side of traverse mechanism assembly. (See Fig.7) (2) Remove the plate from fixing part k then take out the plate. (See Fig.7) Part m (3) Remove the two screws F attaching the LEAD spring and...
  • Page 19 3.2.7 Removing the feed motor (See Fig.11 to 13) • Remove the traverse mechanism. Yellow wire (1) Remove the yellow wire from solder part q of the CD servo board from upper side of traverse mechanism. (See Fig.11) (2) Remove the white wire from solder part r of the CD servo White wire board.
  • Page 20 3.2.8 Removing the switch board (See Fig.14) (1) Disconnect the card wire from of the switch board Hook v Switch board Wire from bottom side of CD mechanism assembly. (2) Remove the wire from solder part u of the switch board. Solder (3) Remove the one screw H attaching the switch board to CD part u...

  • Page 21: Adjustment

    SECTION 4 ADJUSTMENT Test mode Step Special key function Keys Description Cold start (remocon) 1. Restore factory setting at next AC Power ON. A.STANDBY + SET + DISPLAY Volume level: 12 First source at Power ON: CD Sound Turbo: Enable AHB Pro: Disable FM Preset Channel: restore to factory setting Clock/ Timer: Clear...

  • Page 22: Trouble Shooting

    SECTION 5 TROUBLE SHOOTING Maintenance of laser pickup (CD) Replacement of laser pickup (CD) (1) Cleaning the pick up lens Before you replace the pick up, please try to clean the lens Turn off the power switch and, disconnect the with a alcohol soaked cotton swab.
  • Page 23 (No.MB536)1-23...
  • Page 24 Victor Company of Japan, Limited Audio/Video Systems Category 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MB536) Printed in Japan...
  • Page 25 SCHEMATIC DIAGRAMS MICRO COMPONENT SYSTEM UX-G35US,UX-G35UB UX-G33A,UX-G33US,UX-G33UB,UX-G33UW UX-G30US,UX-G30UB,UX-G30UW CD-ROM No.SML200606 SP-UXG35 CA-UXG35 SP-UXG35 SP-UXG33 CA-UXG33 SP-UXG33 SP-UXG30 CA-UXG30 SP-UXG30 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Contents Block diagrams Standard schematic diagrams...
  • Page 26 In regard with component 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 27: Block Diagram

    Block diagram CD servo control section System control section TBAL, FBAL, FE, TE PICKUP GCTL, RFENV, OFT OUTL A+C, B+D, E, F IC601 S2UDT(RXDO) IC200 IC651 3.3V MD, LD BDO, ARF, /RFDET OUTR CPURST(/RESET) RF & SERVO 3.3V REG. FOCUSING T+/-, F+/- COIL Q2000,Q2001...
  • Page 28 Standard schematic diagrams Transformer section C901 C901 D901 D901 1N5402M-20 1N5402M-20 CN901 D900 CN901 C900 QGB2510J1-13 1N5402M-20 C900 D900 QGB2510J1-13 1N5402M-20 D903 1N5402M-20 D903 1N5402M-20 C903 C903 T900 QQT0500-004 T900 QQT0500-002 Q950 Q950 KTC3875/YG/-X KTC3875/YG/-X RY950 QSK0129-002 RY950 B934 QSK0129-002 D956 C911 D956...
  • Page 29 Amplifier section R1260 D1260 IC150 STK432-050-E D1261 D1250 C1402 C1401 D1402 2A02-M C1250 2200/35 D1401 2A02-M CN150 R1251 EP150 QGB2510K2-13 D1404 QNZ0136-001Z 2A02-M Q1251 C1404 KRA102S-X C1251 2200/35 F1400 T1.6AL,250V C1501 R1502 R1501 C1500 10/35 56p/50 R1514 R1520 D1000 1N4003S-T5 IC110 D1503 D1500...
  • Page 30 Micon section CN402 CN401 CN403 QGB2510J1-11 CN400 QGF1205F2-14 QGF1205F2-10 QGB2510J1-10 R2308 R2309 J2600 QNB0292-001 C2400 C2603 4.7/50 Q2402 KRA102S-X R2404 R2405 C2602 Q2400 KTC2875-X Q2401 KTC2875-X R4047 IC401 BR24L02F-W-X R4039 R4072 R4041 100K CN404 R4073 R4040 RECR R4067 RECB R4048 R4038 RECL RECH...
  • Page 31 Front section C5002 C5003 DI500 QLF0165-001 C5004 0.01/50 R5100 R5104 R5103 R5102 R5101 6.8k 3.9k 2.4k JS500 QSW1059-001 S5104 S5103 S5102 S5101 S5100 QSW0683-001Z QSW0683-001Z QSW0683-001Z QSW0683-001Z QSW0683-001Z CN500 QGF1205F2-14 R5109 R5108 R5107 R5106 R5105 6.8k 3.9k 2.4k C5001 C5000 0.01/50 0.01/50 REMOCON...
  • Page 32 Cassette section R227 Q206 KRC107S-X B101 Q205 R211 KRC107S-X R220 R210 2.2K R221 C217 2.2K Q200 C218 C219 KRA102S-X 0.01/50 Q201 R222 KTC2876-T 4.7K R209 R223 Q202 C220 KTC2876-T 22/16 CN110 4.7K QGF1205F1-06 R208 C221 Q203 100K C208 R224 1/50 C211 KTC2876-T 10/16...
  • Page 33 CD section Loader section C201 CN653 0.1/16 QSW1074-001 R601 5.6k TBAL C603 0.1/16 FBAL R602 3.9k R267 TXTCK TP622 C604 0.1/16 DRMUTE TXTD CN651 QGF1036F1-17 TXD0 R604 270K K253 /RST_DSP RXD0 R271 QGF1016F3-05 REST FLAG C607 TP623 IC251 DQSY C601 C602 MN101C61GNA1 R285...
  • Page 34 Printed circuit boards (Trans board) Amplifier board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) FT911 FT912 (Power amplifier board) S900 C1003 Q1000 C1001 HS110 D1000 R1000 IC110 IC120 C1200 C1100 CN900 FT901 FT902 C1253 C1201...
  • Page 35 Micon board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) (Micon board) (Switch board) S5102 S5103 S5104 S5109 CN401 R5109 CN400 R5104 R5102 R5103 R4050 R4052 R4053 JS500 R4054 S5107 S5105 S5100 R5105 R4204 R4046 R4044...
  • Page 36 CD board Loader 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) forward saide C631 R611 CN651 C608 C611 K250 C255...
  • Page 37 < M E M O >...
  • Page 38 Victor Company of Japan, Limited Audio/Video Systems Category 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MB536SCH)

  • Page 39: Parts List

    PARTS LIST UX-G35US,UX-G35UB UX-G33A,UX-G33US,UX-G33UB,UX-G33UW UX-G30US,UX-G30UB,UX-G30UW * All printed circuit boards and its assemblies are not available as service parts. - Contents - Exploded view of general assembly and parts list (Block No.M1) Speaker assembly and parts list (Block No.M2) CD mechanism assembly and parts list (Block No.MB) CD loading base assembly and parts list (Block No.MD)
  • Page 40 Exploded view of general assembly and parts list Block No. Switch board Cover board Jack board...
  • Page 41 Only US,UW ver. Only US,UW ver. Power amplifier board Trans board Micon board...
  • Page 42 General Assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local GV20428-004A FRONT PNL.ASSY. G35US,G35UB G33A,G33US,G33UB,G33UW,G30US, GV20428-003A FRONT PNL.ASSY. G30UB,G30UW QYSDSF2608ZA TAP SCREW M2.6 x 8mm(x4) GV30832-004A FL LENS G35US,G35UB GV30832-003A FL LENS G33A,G33US,G33UB,G33UW GV30832-001A FL LENS G30US,G30UB,G30UW GV30833-003A FRONT BTN.ASSY...
  • Page 43  Symbol No. Part No. Part Name Description Local G33A,G33US,G33UB,G33UW,G30US, GV10297-001A SIDE PANEL R G30UB,G30UW QYSBSGY3008EA TAP SCREW M3 x 8mm(x2) QYSBSGY3008EA TAP SCREW M3 x 8mm(x2) QYSBST3006ZA TAP SCREW M3 x 6mm(x2) GV30837-001A VOLUME KNOB GV30838-002A TRAY FITTING G35US,G35UB G33A,G33US,G33UB,G33UW,G30US, GV30838-001A TRAY FITTING...
  • Page 44 Speaker assembly and parts list Block No. The parts without symbol number are not service. Speaker Block No. [M][2][M][M] Symbol No. Part No. Part Name Description Local  SPUXG35U-SPBOX SPK WITH BOX (x2) G35US,G35UB SPUXG33E-SPBOX SPK WITH BOX (x2) G33A,G33US,G33UB,G33UW SPUXG30E-SPBOX SPK WITH BOX (x2)

  • Page 45: Cd Mechanism Assembly And Parts List

    CD mechanism assembly and parts list Block No. FTU-JS1-1M 3.5mm 0.1mm 12.0mm 0.1mm < Back side > Grease JVG-31N JVS-1003 FL-7750E The parts without symbol number are not service.
  • Page 46 CD mechanism Block No. [M][B][M][M]  Symbol No. Part No. Part Name Description Local QAL0750-001 CD PICK UP LV34564-001A RACK ARM QYSPSPT1720MA SCREW M1.7 x 2mm(x2) LV31744-001A P.S.SPRING QYSPSGT1425MA TAP SCREW M1.4 x 2.5mm LV10855-002A TM CHASSIS LV43468-001A T.T ASSY QAR0302-001 SPINDLE MOTOR VKZ4743-002...
  • Page 47 CD loading base assembly and parts list Block No. FMU-MS1-1M Grease JVS-1003 JVG-450 < Back side > Backside CD loading switch board The parts without symbol number are not service.
  • Page 48 CD loading base Block No. [M][D][M][M]  Symbol No. Part No. Part Name Description Local LV11065-004A LOADER SUB ASSY E407140-001SS C.D ROLLER E407149-001SS RUBBER TUBE LV10979-002A TRAY LV35499-001A SHAFT GUIDE LV44022-001A SHAFT QYSSSF2008ZA TAP SCREW M2 x 8mm QYSDSF2008ZA TAP SCREW M2 x 8mm(x2) QAR0197-001 MOTOR...

  • Page 49: Electrical Parts List

    Electrical parts list Micon board  Symbol No. Part No. Part Name Description Local Block No. [0][1] C2222 QETN1HM-475Z E CAPACITOR 4.7uF 50V M  Symbol No. Part No. Part Name Description Local C2223 QETN1HM-475Z E CAPACITOR 4.7uF 50V M C2225 QFLC1HJ-272Z M CAPACITOR...

  • Page 50: Power Board

     Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R2405 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R5107 NRSA63J-392X MG RESISTOR 3.9kΩ 1/16W J R5108 NRSA63J-682X MG RESISTOR 6.8kΩ 1/16W J G35US, G35UB, R5109 NRSA63J-153X...
  • Page 51  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local Q1651 KTC2875-X CHIP TR. C1519 NDC31HJ-560X C CAPACITOR 56pF 50V J Q1652 KTC2875-X CHIP TR. C1520 QETN1HM-226Z E CAPACITOR 22uF 50V M Q1850 KTC3875/YG/-X TRANSISTOR...
  • Page 52  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local FT901 QNG0003-001Z FUSE CLIP R110 QRE141J-222Y C RESISTOR 2.2kΩ 1/4W J FT902 QNG0003-001Z FUSE CLIP R123 QRE141J-222Y C RESISTOR 2.2kΩ 1/4W J R200 NRSA63J-512X MG RESISTOR...
  • Page 53  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C605 NDC31HJ-391X C CAPACITOR 390pF 50V J R607 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J C606 NDC31HJ-560X C CAPACITOR 56pF 50V J R608 NRSA63J-473X MG RESISTOR 47kΩ...

  • Page 54: Packing Materials And Accessories Parts List

    Packing materials and accessories parts list Block No. No additional / supplemental order of WARRANTY CARDs are available. UX-G35US, UX-G33UW, UX-G35UB, UX-G33US, UX-G30UW UX-G33UB, UX-G30US UX-G30UB A1,A2, A1,A2,A5, A3,A5, A1,A2,A5, A6,A7,A8 A6,A7,A8 A6,A7,A9 UX-G33A A1,A2,A5, A6,A7,A10 3-16...
  • Page 55 Packing and Accessories Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local GVT0171-005A INST BOOK G35US,G35UB,G33US,G33UB,G30US, GVT0171-008A INST BOOK CHI(PEKIN) G30UB GVT0171-006A INST BOOK G33UW,G30UW GVT0171-007A INST BOOK G33UW,G30UW RM-SUXG30U REMOCON UNIT ------------ BATTERY (x2) QAL0014-003 AM LOOP ANT QAL0457-001 ANT.WIRE ...

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Ux-g35ubUx-g33aUx-g33usUx-g33uwUx-g33ubUx-g30us ... Show all

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