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JVC UX-G46B, Service Manual

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JVC UX-G46B Service Manual Download Page 28

SCHEMATIC DIAGRAMS

UX-G46B,UX-G46E,UX-G46EN

UX-G46EV,UX-G47E

Contents

Block diagrams
Standard schematic diagrams
Printed circuit boards

2-1
2-2
2-7 to 9

CD-ROM No.SML200705

MICRO COMPONENT SYSTEM

No.MB602SCH

2007/5

COPYRIGHT      2007 Victor Company of Japan, Limited.

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

CA-UXG46

CA-UXG47

SP-UXG46

SP-UXG46

SP-UXG47

SP-UXG47

Summary of Contents for UX-G46B

Page 1: ...46E UX G46EN UX G46EV UX G47E COPYRIGHT 2007 Victor Company of Japan Limited Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 6 3 DISASSEMBLY 1 6 4 ADJUSTMENT 1 13 5 TROUBLESHOOTING 1 13 CA UXG46 CA UXG47 SP UXG46 SP UXG46 SP UXG47 SP UXG47 ...

Page 2: ...ction Dynamic range 85 dB Signal to noise ratio 85 dB Wow and flutter Immeasurable General Power requirement AC 230 V 50 Hz Power consumption 145 W at operation 20 W on standby 0 9 W standby and on Display off Dimensions approx 175 mm 246 mm 415 mm W H D Mass approx 6 2 kg Speakers for UX G46 Type 2 way Bass reflex Speaker units Woofer 12 cm cone 1 Tweeter 4 cm cone 1 Impedance 6 Ω Dimensions appr...

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: ...t 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 ...

Page 6: ...CE INSTRUCTIONS SECTION 3 DISASSEMBLY 3 1 Main Body 3 1 1 Removing the side panel See Fig 1 2 1 Remove the four screws A attaching the rear cover See Fig 1 2 Remove the six screws B attaching the side panel See Fig 1 3 Remove the four screws C attaching the side panel See Fig 2 Fig 1 Fig 2 A B B A A E C C ...

Page 7: ...ke out the top cover raise slowly take care not to break the two claws of the front panel Fig 3 3 1 3 Removing the power trans board See Fig 4 1 Remove the two screws F attaching the power trans board 2 Disconnect the connector wire from the connector CN103 of the main board 3 Disconnect the connector wires from the connectors CN901 CN902 of the trans board Fig 4 D D b b F CN901 CN902 CN103 Connec...

Page 8: ...ove the tow screws K attaching the main board and the front board See Fig 7 3 Disconnect the card wires from the connectors CN401 CN402 of the main board See Fig 7 4 Disconnect the card wire from the connector CN403 of the main board See Fig 7 5 Disconnect the parallel wire from the connector CN502 of the main board See Fig 7 6 Disconnect the connector wires from the connectors CN101 CN102 CN204 C...

Page 9: ...res a on the bottom chassis See Fig 4 2 Remove the two screws N attaching the front panel See Fig 8 3 Disconnect the connector wire from the connector CN860 of the CD board See Fig 9 4 Disengage the four hooks b are remove the front panel as sembly See Fig 3 Fig 8 Fig 9 N CN860 R BN702 BN703 R R CN701 ...

Page 10: ...ig 10 to 12 1 Remove the four screws P attaching the CD mechanism cover and then remove it See Fig 10 2 Turn the gear c and then undraw the CD tray See Fig 11 3 Remove the four screws Q attaching the CD mechanism assembly See Fig 12 Fig 10 Fig 11 Fig 12 P c Q Q ...

Page 11: ...s BN702 BN703 of the CD board 3 Disconnect the card wire from the connector CN701 of the CD board 3 1 10 Removing the rear panel See Fig 5 13 1 Remove the one screw S attaching the rear panel See Fig 5 2 Disengage the two hooks d and remove the rear panel See Fig 13 Fig 13 3 1 11 Removing the power transformer See Fig 14 1 Remove the four screws T attaching the power transform er Fig 14 d T T ...

Page 12: ...5 2 Remove the four screws U attaching the VFD board See Fig 16 3 1 13 Removing the key board See Fig 16 1 Remove the fourteen screws V attaching the key board 3 1 14 Removing the jack board See Fig 16 1 Remove the four screws W attaching the jack board Fig 15 Fig 16 Volume knob U U V V V V V W ...

Page 13: ... No MB602 1 13 SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

Page 14: ... No MB602 VPT Printed in Japan Victor company of Japan Limited Audio Video Systems category 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan ...

Page 15: ...s are not available as service parts Contents Exploded view of general assembly and parts list Block No M1 Electrical parts list Block No 01 04 Packing materials and accessories parts list Block No M3 UX G46B UX G46E UX G46EN UX G46EV UX G47E 3 2 3 5 3 12 MB602 ...

Page 16: ...eral assembly and parts list Block No M M M 1 Main board VFD board Power Trans board Key board Jack board a 18 40 15 11 40 17 18 42 3 2 32 34 40 40 44 5 6 7 8 12 1 14 16 41 14 27 27 54 45 36 20 9 10 1 4 35 35 13 40 31 38 48 53 ...

Page 17: ...3 3 M rd CD board The parts without symbol number are not service a 18 18 8 30 34 2 2 34 51 46 18 24 25 49 18 23 32 45 26 22 39 38 35 27 37 55 35 52 28 18 47 31 52 21 43 33 31 50 18 52 48 ...

Page 18: ...090202X1 REAR PANEL T 0 8mm 26 BI211011146001 POWER TRANS 27 BI372R30080BTN SCREW 3XL8 x4 28 BI2031150202X1 SIDE PANEL R 30 BI372B30140YTN SCREW 3XL14 x2 31 BI372P30350BTH SCREW 3XL35 x2 32 BI372B30120NTN SCREW 3XL12 x3 33 BI2031370101X1 BOTTM CHASSIS T 1 0mm 34 BI372B30060YTN SCREW x4 35 BI372R30060YRN SCREW x6 36 BI2031390101X1 CD MECH HLD FRONT 37 BI2031400101X1 CD MECH HLD BACK 38 BI1085930201...

Page 19: ...31SS133M000V7 D361 1SS133 FR DIODE BI31SS133M000V7 D362 1SS133 FR DIODE BI31SS133M000V7 D363 1SS133 FR DIODE BI31SS133M000V7 D371 1SS133 FR DIODE BI31SS133M000V7 D401 1SS133 FR DIODE BI31SS133M000V7 D402 1SS133 FR DIODE BI31SS133M000V7 D403 1SS133 FR DIODE BI31SS133M000V7 D404 1SS133 FR DIODE BI31SS133M000V7 D405 1SS133 FR DIODE BI31SS133M000V7 D421 1SS133 FR DIODE BI31SS133M000V7 D551 1SS133 FR D...

Page 20: ...C557 BICE107160MP01 E CAPACITOR 100uF 16V C558 BICE107160MP01 E CAPACITOR 100uF 16V Symbol No Part No Part Name Description Local C559 BICE475500MP01 E CAPACITOR 4 7uF 50V C560 BICE475500MP01 E CAPACITOR 4 7uF 50V C561 BICE475500MP01 E CAPACITOR 4 7uF 50V C562 BICC471500JA04 C CAPACITOR 470pF C563 BICC471500JA04 C CAPACITOR 470pF C601 BICC103500KA04 C CAPACITOR 0 01uF 50V C602 BICC103500KA04 C CAP...

Page 21: ... R406 BIRC3310085M00 C RESISTOR 330Ω 1 8W Symbol No Part No Part Name Description Local R407 BIRC1820085M00 C RESISTOR 1 8KΩ 1 8W R408 BIRC2220085N00 C RESISTOR 2 2KΩ 1 8W R411 BIRC4700105A00 C RESISTOR 47Ω 1 10W R420 BIRC1010105A00 C RESISTOR 100Ω 1 10W R421 BIRC1010105A00 C RESISTOR 100Ω 1 10W R422 BIRC1010105A00 C RESISTOR 100Ω 1 10W R423 BIRC1010105A00 C RESISTOR 100Ω 1 10W R424 BIRC1010105A00...

Page 22: ...00 C RESISTOR 47KΩ 1 10W R678 BIRC4730105A00 C RESISTOR 47KΩ 1 10W R679 BIRC4730105A00 C RESISTOR 47KΩ 1 10W R680 BIRC4730105A00 C RESISTOR 47KΩ 1 10W R681 BIRC4730105A00 C RESISTOR 47KΩ 1 10W R682 BIRC4730105A00 C RESISTOR 47KΩ 1 10W R683 BIRC4730105A00 C RESISTOR 47KΩ 1 10W R684 BIRC4730105A00 C RESISTOR 47KΩ 1 10W Symbol No Part No Part Name Description Local R685 BIRC4730105A00 C RESISTOR 47KΩ...

Page 23: ...F 16V C727 BICC154100KA04 C CAPACITOR 0 15UF C728 BICC104500KA04 C CAPACITOR 0 1uF 50V C729 BICC102500KA04 C CAPACITOR 1000pF 50V C730 BICC222500KA04 C CAPACITOR 2200pF 50V C731 BICC333500KA04 C CAPACITOR 0 033uF 50V C732 BICC104500KA04 C CAPACITOR 0 1uF 50V C733 BICC104500KA04 C CAPACITOR 0 1uF 50V C741 BICC391500JA04 C CAPACITOR 390pF 50V C742 BICC391500JA04 C CAPACITOR 390pF 50V C743 BICC391500...

Page 24: ...1 10W R860 BIRC2230105A00 C RESISTOR 22KΩ 1 10W R861 BIRC2200105A00 C RESISTOR 22Ω 1 10W R862 BIRC2200105A00 C RESISTOR 22Ω 1 10W R863 BIRC2200105A00 C RESISTOR 22Ω 1 10W R864 BIRC2200105A00 C RESISTOR 22Ω 1 10W R865 BIRC2200105A00 C RESISTOR 22Ω 1 10W R866 BIRC2200105A00 C RESISTOR 22Ω 1 10W R867 BIRC2200105A00 C RESISTOR 22Ω 1 10W R868 BIRC2200105A00 C RESISTOR 22Ω 1 10W R869 BIRC1010105A00 C RE...

Page 25: ... BIRC5620085M00 C RESISTOR 5 6KΩ 1 8W R903 BIRC3320085M00 C RESISTOR 3 3KΩ 1 8W R905 BIRC3300085M00 C RESISTOR 33Ω 1 8W R906 BIRC4720085M00 C RESISTOR 4 7KΩ 1 8W R907 BIRC1220085M00 C RESISTOR 1 2KΩ 1 8W R908 BIRC4720085M00 C RESISTOR 4 7KΩ 1 8W R909 BIRC1030085M00 C RESISTOR 10KΩ 1 8W J L901 BI2601102V LINE FILTER WIRE BN903 BI12P60178X WIRE 6P FOR MAIN CN103 CN901 BI12S200691V CONNECTOR 2P CN902...

Page 26: ... list Block No M M M 3 No additional supplemental order of WARRANTY CARDs are available P1 P8 P6 P4 P2 P7 P9 P10 P11 P5 A8 A1 UX G46B A2 A3 A7 P4 A1 UX G46E UX G46EN UX G46EV UX G47E A2 P3 A4 A5 A6 The parts without symbol number are not service ...

Page 27: ... A 3 BI400083291001 REGIST CARD G46B A 4 BATTERY x2 A 5 BIAN01371Y ANT WIRE A 6 BIAN01351Y AM LOOP ANT A 7 BI643UXG4602BX REMOCON UNIT A 8 BI644UXG46202B SPEAKER SYSTEM P 1 BI430002276000 CARTON P 2 BI470011067002 POLY BAG FOR AC CORD P 3 BI470011057005 POLY BAG FOR ANT LOOP P 4 BI470011031005 POLY BAG FOR INST P 5 BI450012097000 POLY FOAM FRONT P 6 BI450012096000 POLY FOAM REAR P 7 BI450012140000...

Page 28: ...matic diagrams Printed circuit boards 2 1 2 2 2 7 to 9 CD ROM No SML200705 MICRO COMPONENT SYSTEM No MB602SCH 2007 5 COPYRIGHT 2007 Victor Company of Japan Limited Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade CA UXG46 CA UXG47 SP UXG46 SP UXG46 SP UXG47 SP UXG47 ...

Page 29: ...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 30: ...N102 CN101 CN102 CN103 CN401 CN402 JK971 USB BN971 CN860 FRONT PCB 2 5V CONTROL 1 8V 3 3V 3 3V 8V 5V IC703 MOTOR DRIVE IC801 DSP IC803 1 8V REG IC802 DRAM IC860 USB HOST IC701 ASP IC862 5V REG Q862 USB POWER CONTROL Q703 CD ON OFF CONTROL Q896 USB ON OFF CONTROL IC371 BUFFER Q361 Q362 AUX LEVEL SELECT CTRL IC372 Q371 AUX SIGNAL DETECT JK981 AUX IN IC105 AMP Q402 RESET X860 12MHz X801 16 9344MHz Q8...

Page 31: ...X E U A 530 1710 522 1629 522 1710 531 530 1710 1710 531 530 1710 1710 531 530 1602 1600 10KHz 9KHz 9KHz 9 10 KHz 9 10KHz 9 10 KHz FM MHz STEP CLOCK VERSION VERSION R428 R464 R465 R466 R468 R469 AM kHz STEP N M No Mount Parts TO CD TO MAIN CD FRONT CD LED STBY LED LIGHT STBY ON S TURBO BASS TREBLE REC DIMMER AUX CD OPEN REW SKIP STOP FF SKIP FM AM AM TAPE FM CD PLAY USB DIMMER VFD DISPLAY 1 2 3 4 ...

Page 32: ...ZD350 UZ3 3BSA R349 R357 R356 R348 C355 C369 D363 D362 C362 2 2U 50 3 5 10U 25 2 2U 50 2 2U 50 2 2U 50 3 5 0 01 J AX L351 F BEAD JW351 1 8K 15K 15K 15K 10K 4 7K 3 3K 2 2 1 4W L321 COIL REC OSC 5699 1SS133 1SS133 47U 16 47U 16 47U 16 0 1U 680 A 1K 18K 18K R330 0 1U 0 01U 560P M 5600P 2 7K P 5V R 0V Q305 DTA124EK Q304 DTA124EK P LOW R HIGH 1 8K R344 R351 R303 R309 P 2 5V R 0 5V R302 R301 R305 R321 R...

Page 33: ...K A 3P 2 5 CN141 Q143 KTA1273Y Q141 2SC3052 Q142 2SC3052 10K R154 JUMPER R153 R149 10K 220K 220P 220P D141 R144 MC2838 D134 D132 D112 D173 D174 R297 3 9K R295 2 2K R296 2 2K Q292 DTC323TK Q172 2SC3052 Q175 2SC3052 Q174 2SC3052 IC111 KIA79L09F D111 RS202M 1SS133 1SS133 1SS133 C203 C217 5p C218 5p C204 1U 50 R142 47K R141 47K C201 C144 D142 D133 FAN C142 C128 C127 1000 16 0 1U 1000 16 0 1U C126 C125...

Page 34: ... IC860 TMC51F01M IC703 BA5927FM 100K PICK UP UNIT MACHA VREF SVCC E D A B C F GND LD VR PD FE TE TE FE SP SP SL SL IN SW GND CLOSE GND OPEN MOTOR MOTOR FE FE TE TE TE IN FE IN VCC VCC REG 1 GND REG B REG O CLOSE IN NC OPEN IN MO MO NC GND NRESET DATA0 DATA1 DATA2 DATA3 DATA4 DATA5 DATA6 DATA7 VDD0 VSS0 NPCMCS HOST_INT HOST_RDY HOST_OUT VSS1 VDD1 HOST_IN HOST_CLK USB_DET SD_DET VSSF VDDF EXHV NMWR ...

Page 35: ...6P Out In Gnd C907 4700P C908 C906 47U 50 N M 3 3U 50 R903 R907 D901 D902 D903 D904 D905 IN4001 IN4001 IN4001 L901 F901 T1 25AL 250V AC CORD AC 230V COMMON FILTER AC IN4001 IN4001 PT902 PT SUB DPL 5 IC901 NJM78L05 RY901 RELAY R905 33 R904 4 7K A 10K A 3 3K A 1 2K A N M No Mount parts 1SS133 R909 R906 Q903 KTC3199GR BOARD TO BOARD R908 R908 4 7K A 5 6K A R902 IN4001 C905 220U 10 D907 FC901 FC902 C9...

Page 36: ...02 D601 D625 D626 S608 S609 S610 S611 S612 S613 VR601 S614 S605 S606 S607 S601 S602 S603 S604 J657 STBY ON S TURBO BASS TREBLE REC DIMMER AUX USB AM FM AM TAPE FM CD PLAY CD OPEN REW SKIP STOP FF SKIP BN652 J656 PbF 25 1515 G01V DIP DIM LED ST BY LED 5V GND KEY1 KEY2 ENSW1 ENSW2 R486 R485 R484 R453 R454 R461 R356 L351 F B F B L361 R303 R330 R116 D112 R112 R150 R153 W1 R309 R574 Q243 R571 R218 D172...

Page 37: ...4 R753 Q762 R764 R763 R756 IC703 JR704 VREF FEO SLO TEO GND SPO JR709 R714 R717 R868 R718 8 CD8V 7 MT8V 6 MGND 5 MGND 4 DGND 3 CD L 2 AGND 1 CD R R877 R878 R873 R881 R870 R872 R876 CN701 R854 R808 C808 C814 C826 X801 L802 L806 L761 L804 L710 L860 L805 L822 R761 ZD860 Q703 L803 L801 R809 R802 R803 R747 R897 R898 Q861 D762 D892 L808 R746 R806 JW764 JW733 JW763 JW762 JW732 JW727 GND GND GND JW765 JW7...

Page 38: ...5 V INHIBIT MICOM GND PWR RELAY DC 12V R906 R908 C907 C904 C908 Q903 Q908 Q909 D901 D902 D903 D905 D904 D908 D907 CN902 PT902 L901 Primary FC901 F901 FC902 T1 25AL 250V AC IN NEUTRAL LIVE TRANS CAUTION REPLACE WITH SAME TYPE AND RATING FUSE S ATTENTION REMPLACER PAR UN LES FUSIBLE S DE MEME TYPE ET DE MEME VALEUR R902 R903 C903 C905 R907 C906 CN901 ...

Page 39: ...Victor Company of Japan Limited No MB602SCH Printed in Japan VPT Audio Video Systems Category 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan ...

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