JVC UX-G60B, Service Manual

Page 1: ...NENT SYSTEM MB518 2006 4 UX G60B UX G60E UX G60EN UX G60EV UX G60EE 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 7 4 ADJUSTMENT 1 18 5 TROUBLESHOOTING 1 19 SUPER VIDEO ...

Page 2: ...S IT IS RECOMMENDED THAT THE USER SWITCH THE CONNECTION TO THE STANDARD DEFINITION OUTPUT IF THERE ARE QUESTIONS REGARDING OUR TV SET COMPATIBILITY WITH THIS MODEL 525p AND 625p DVD PLAYER PLEASE CONTACT OUR CUS TOMER SERVICE CENTER Amplifier CA UXG60 Output Power 120 W 60 W 60 W at 6Ω 10 THD Audio Input AUX 500 mV 50 kΩ at AUX LVL1 250 mV 50 kΩ at AUX LVL2 125 mV 50 kΩ at AUX LVL3 Digital output ...

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: ...ion of the laser diode in the optical pickup The tester s internal power source can easily destroy the laser diode 1 6 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 re...

Page 5: ...ND POSITION OF LABELS Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check WARNING LABEL CAUTION VISIBLE AND OR INVISIBLE CLASS 1M LASER RADIATION WHEN OPEN DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS VARNING SYNLIG OCH ELLR OSYNLIG LASERSTRALING KLASS 1M NAR DENNADELAR OPPNAD STIRRAEJ IN I STRALEN OCH BETRAKTA EJ STRAL...

Page 6: ...1 6 No MB518 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS ...

Page 7: ...1 1 Removing the metal cover See Fig 1 2 1 Remove the two screws A attaching the rear cover See Fig 1 2 Remove the five screws B attaching the metal cover See Fig 1 3 Remove the two screws C attaching the metal cover See Fig 2 Fig 1 Fig 2 A B B B B B A C ...

Page 8: ...g the front panel assembly See Fig 3 4 1 Remove the two screws D attaching the front panel assem bly See Fig 3 2 Disconnect the card wire of the FL board from the connec tor CN205 of the main board See Fig 4 Fig 3 Fig 4 D CN205 ...

Page 9: ...of the main board See Fig 5 2 Remove the two screws E attaching the tuner pack See Fig 6 3 1 4 Removing the fan See Fig 6 7 1 Disconnect the connector wire of the fan from connector CN602 of the power amp board See Fig 7 2 Remove the two screws F attaching the fan See Fig 6 Fig 5 Fig 6 Fig 7 CN11 E F F E H L L L H Q CN602 ...

Page 10: ...5 Remove the one screw H and one screw J attaching the power amplifier board See Fig 8 6 Remove the three screws K attaching the power amplifier board See Fig 6 Fig 8 3 1 6 Removing the main board See Fig 6 9 1 Remove the four screws L attaching the main board See Fig 6 2 Disconnect the connector wire from connector CN202 of the main board See Fig 9 3 Disconnect the card wires from connector CN201...

Page 11: ...mbly can remove without remove the mecha holder B please remove mechanism holder B if necessary 3 Disconnect the connector wire of the jack board from con nector CN811 of the DVD module board See Fig 11 Fig 10 Fig 11 3 1 8 Removing the power supply board see Fig 6 12 1 Remove the one screw Q attaching the power supply board See Fig 6 2 Remove the one screw R attaching the power supply board See Fi...

Page 12: ...e the five screws S attaching the FL board 3 1 10 Removing the switch board See Fig 13 1 Take out the volume knob 2 Remove the four screws T attaching the switch board 3 Disengage the six hooks a then remove the switch board Fig 13 S S S T S S T a a a a a a T T ...

Page 13: ...lder the solder part of DVD pick up See Fig 5 6 Disconnect the card wire from CN101 and CN201 on the DVD module board See Fig 6 Caution Solder the short land section on the DVD pickup before dis connecting the card wire from the connector on the DVD pickup If the card wire is disconnected without attaching sol ders the pickup may be destroyed by static electricity When attaching the DVD pickup be ...

Page 14: ...1 14 No MB518 Fig 3 Fig 4 Fig 5 Fig 6 C C C C DVD module board D D Traverse mechanism assembly DVD mechanism assembly Solder short land section CN101 CN201 DVD module board ...

Page 15: ...crew from traverse mechanism assem bly See Fig 9 Caution When remove the lead screw do not loss the middle gear See Fig 10 and 11 4 Remove the bar spring pressing the shaft See Fig 10 5 Take out the pickup assembly from traverse mechanism chassis by order See Fig 11 Fig 7 Fig 8 Fig 9 Fig 10 Fig 11 ROD SPRING ROD SPRING E F Spring holder Lead screw Middle gear T TABLE HOOK SHAFT BAR SPRING order 1 ...

Page 16: ...ing the feed motor assem bly 2 Remove the feed motor wires from solder part of spindle motor board Fig 12 3 2 4 Removing the spindle motor assembly See Fig 13 1 Remove the two screws H attaching the spindle motor from spindle motor board Fig 13 Lead screw Middle gear Splder part G Spindle motor H ...

Page 17: ...e one screw K attaching the shaft guide from bottom side See Fig 14 3 Remove the two screws L attaching the shaft guide from top side See Fig 15 Caution When attach the tray assembly boss of loading sub assembly should attach to guide of bottom side at tray assembly See Fig 15 Fig 14 Fig 15 J order 1 order 2 clamper base K bottom side L ...

Page 18: ...e key write DVD region rewrite first AC OFF then AC ON again to return to normal state 4 2 3 DVD module EEPROM initialization 1 AC power OFF 2 Press and hold DVD CD keys on the front panel Then AC power ON while holding three keys 3 DVD mechanism will start in TEST MODE The following will be display on the set xx Destination information as follows JC 1U D E 2U 3U UB UT 4U UY EE UF y region number ...

Page 19: ... No MB518 1 19 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

Page 20: ... No MB518 Audio Video Systems Category 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan Victor Company of Japan Limited VPT Printed in Japan ...