JVC KD-AVX11J Service Manual Download Page 40

Page: 40 / 40

(No.MA304)

VPT

Printed in Japan

Victor company of Japan, Limited
Mobile Entertainment Business Group Mobile Entertainment Category 10-1,1chome,Ohwatari-machi,Maebashi-city,Gumma-ken, 371-8543,Japan

Summary of Contents for KD-AVX11J

Page 1: ...KD AVX11UT KD AVX11A 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 TABLE OF CONTENTS 1 PRECAUTION 1 6 2 SPECIFIC SERVICE INSTRUCTIONS 1 9 3 DISASSEMBLY 1 10 4 ADJUSTMENT 1 24 5 TROUBLESHOOTING 1 37 for Europe for Northern America ...

Page 2: ... 0 µV 75 Ω 50 dB Quieting Sensitivity 16 3 dBf 1 8 µV 75 Ω Alternate Channel Selectivity 400 kHz 65 dB Frequency Response 40 Hz to 15 000 Hz Stereo Separation 35 dB AM Tuner Sensitivity Selectivity 20 µV 35 dB DVD CD Signal Detection System Non contact optical pickup semiconductor laser Frequency Response DVD fs 48 kHz 16 Hz to 22 000 Hz DVD fs 96 kHz 16 Hz to 22 000 Hz VCD CD 16 Hz to 20 000 Hz D...

Page 3: ...11 3 dBf 1 0 µV 75 Ω Alternate Channel Selectivity 400 kHz 16 3 dBf 1 8 µV 75 Ω Frequency Response 65 dB Stereo Separation 40 Hz to 15 000 Hz MW Tuner Sensitivity Selectivity 35 dB LW Tuner Sensitivity 20 µV 35 dB DVD CD Signal Detection System Non contact optical pickup semiconductor laser Frequency Response DVD fs 48 kHz 16 Hz to 22 000 Hz DVD fs 96 kHz 16 Hz to 22 000 Hz VCD CD 16 Hz to 20 000 ...

Page 4: ...Quieting Sensitivity 16 3 dBf 1 8 µV 75 Ω Alternate Channel Selectivity 400 kHz 65 dB Frequency Response 40 Hz to 15 000 Hz Stereo Separation 35 dB MW Tuner Sensitivity Selectivity 20 µV 35 dB LW Tuner Sensitivity 50 µV DVD CD Signal Detection System Non contact optical pickup semiconductor laser Frequency Response DVD fs 48 kHz 16 Hz to 22 000 Hz DVD fs 96 kHz 16 Hz to 22 000 Hz VCD CD 16 Hz to 2...

Page 5: ...Quieting Sensitivity 16 3 dBf 1 8 µV 75 Ω Alternate Channel Selectivity 400 kHz 65 dB Frequency Response 40 Hz to 15 000 Hz Stereo Separation 35 dB AM Tuner Sensitivity Selectivity 20 µV 35 dB DVD CD Signal Detection System Non contact optical pickup semiconductor laser Frequency Response DVD fs 48 kHz 16 Hz to 22 000 Hz DVD fs 96 kHz 16 Hz to 22 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 d...

Page 6: ...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 7: ...of the laser diode in the optical pickup The tester s internal power source can easily destroy the laser diode 1 3 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 8: ... 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 9: ... No MA304 1 9 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS ...

Page 10: ...0 No MA304 SECTION 3 DISASSEMBLY 3 1 Main body 3 1 1 Removing the Side heat sink Fig 1 1 From the left side of the main body remove the two screws A and Two screws B attaching the Side heat sink Fig 1 A B ...

Page 11: ...body remove the two screws D attaching the Top chassis assembly See Fig 3 and 4 3 From the bottom side of the main body remove the two screws E attaching the Top chassis assembly See Fig 5 4 From the back side of the main body remove the four screws F attaching the Top chassis assembly See Fig 6 5 Lift the Top chassis assembly in the direction of the arrow See Fig 6 Fig 2 Fig 3 Fig 4 Fig 5 Fig 6 C...

Page 12: ...ig 7 and 8 Fig 7 Fig 8 3 1 4 Removing the DVD mechanism assembly See Fig 9 1 From the inside of the Top chassis assembly remove the three screws H attaching the DVD mechanism assembly and take out the DVD mechanism assembly 2 From the side of the DVD mechanism assembly remove the double stick tape fixing the insulator 3 Remove the insulator from the DVD mechanism assembly Fig 9 G G H H H ...

Page 13: ...ew N attaching the Digital out jack and remove the two screws P attaching the Rear bracket See Fig 11 2 Remove the three screws Q attaching the Wire holder See Fig 11 3 Disconnect the connector wires from car cables connected to connector CN931 CN311 and CN361 on the Main board assembly See Fig 12 4 Disconnect the connector wire from Fan connected to con nector CN861 on the Main board assembly See...

Page 14: ...ve screws T attaching the Front door mech anism assembly to the Bottom chassis REFERENCE When attaching the screws S and T apply a locking agent them Fig 13 3 1 9 Removing the panel A control board assembly and panel B control board assembly See Fig 14 and 15 1 Remove the eight screws U attaching the Rear cover See Fig 14 2 Remove the two screws V attaching the panel B control board See Fig 15 Fig...

Page 15: ...l board 3 Disconnect the card wire from connector CN201 on the mechanism control board 4 Disconnect the flexible wire from connector CN202 on the mechanism control board 5 Unsolder two soldered points a on the mechanism control board and remove the wire extending from the feed motor 6 Remove the screw A attaching the lug wire 7 Remove the two screws B and screw C attaching the mechanism control bo...

Page 16: ...ers on the front side See Fig 2 3 Remove the two floating springs on the bottom of the body See Fig 3 4 Move the mechanism section upward and remove from the chassis frame The three damper springs come off from the dampers See Fig 4 Caution When reassembling reattach the damper spring to the damper respectively and insert the three shafts on the bot tom of the mechanism to the dampers Before inser...

Page 17: ... spring to the clamper unit See Fig 8 2 Move the clamper unit to set the side joints e and f to each boss of the chassis base assembly Make sure that part g is inserted to the notch of the chassis base assembly See Figs 5 and 9 3 Move the part d of the clamper spring to the outside of the bending part of the chassis base assembly See Fig 7 4 Attach the clamper2 spring to the chassis base assembly ...

Page 18: ...1 18 No MA304 Fig 8 Fig 9 Clamper unit Clamper spring Notch g Clamper unit ...

Page 19: ... release joint h and release two joints i and j on the right side of the chassis base assembly Then remove the front unit upward See Figs 11 and 12 4 Remove the two screws H attaching the switch board See Fig 12 Reference You can remove the switch board only without removing the front unit Caution When reassembling attach the flexible wire extending from the switch board using the double tape See ...

Page 20: ...embly from the front side upward and release the bosses from the right and left joints k and m of the chassis base assem bly 2 Release the boss from notch n of the connect arm on the right side of the body and release the boss from notch p of the slide cam assembly on the left side Fig 13 Fig 14 k n m Loading arm assembly k n m Loading arm assembly p Side cam assembly Connect arm ...

Page 21: ...o collars and washer from the roller assem bly See Fig 16 Caution After attaching the loading arm assembly to the roller assem bly attach the rod L and R Attach the rods to the right and left collars of the roller See Fig 15 When reattaching the rod L and R to the loading arm as sembly engage each joint as shown in Fig 15 As joints q of the rod L let the rod through q before reattaching it Fig 15 ...

Page 22: ...eleasing the lead screw at joint s the L S collar comes off at the end of the lead screw When reas sembling reattach the L S collar to the lead screw and engage joint s See Fig 18 When reattaching the L S collar reattach it to the point s of the lead screw and to the rod M Make sure that the L S collar is set on the rod M spring See Fig 18 4 Remove the screw K attaching the rack spring rack plate ...

Page 23: ...r assembly See Fig 21 and 22 Remove the mechanism control board 1 Remove the feed TRI spring on the bottom of the body See Fig 21 2 Remove the two screws M attaching the feed motor as sembly See Fig 21 3 Remove the slit washer from the motor H assembly and pull out the worm wheel See Fig 22 Remove the two screws N attaching the feed motor See Fig 22 Fig 21 Fig 22 L Spindle motor M Feed motor assem...

Page 24: ...ure to attach the heat sink and rear bracket onto the power amplifier IC and regulator IC respectively before supply the power If voltage is applied without attaching these parts the power amplifier IC and regulator IC will be destroyed by heat 4 3 Connection method Connection procedure 1 Attach the front chassis assembly to the main board 2 Attach the heat sink and rear bracket to the main board ...

Page 25: ... half turn at a time but adjust the screws in the cycle of the same level is turned in the pair of b c and the same level is turned in the pair of a b 3 After completing the adjustment secure the screws with screw lock paint Jitter value adjustment procedure Pickup horizontal level adjustment relative to the DVD recording surface For the adjustment tool use a 3 mm wrench and not a screwdriver this...

Page 26: ...1 E8A2 8 0 E2BE 10 9 DCDA 13 8 EE52 5 2 E86E 8 1 E28A 11 0 DCA6 13 9 EE1E 5 3 E83A 8 2 E256 11 1 DC72 14 0 EDEA 5 4 E806 8 3 E222 11 2 DC3E 14 1 EDB6 5 5 E7D2 8 4 E1EE 11 3 DC0A 14 2 ED82 5 6 E79E 8 5 E1BA 11 4 DBD6 14 3 ED4E 5 7 E76A 8 6 E186 11 5 DBA2 14 4 ED1A 5 8 E736 8 7 E152 11 6 DB6E 14 5 ECE6 5 9 E702 8 8 E11E 11 7 DB3A 14 6 ECB2 6 0 E6CE 8 9 E0EA 11 8 DB06 14 7 EC7E 6 1 E69A 9 0 E0B6 11 9...

Page 27: ... 2 Service mode 2 Keep this state more 2 seconds while continuing pressing the MENU button VOLUME button and ENT button sequentially Screen indication SERVICE MODE 2 INITIALIZE ALL INITIALIZE INITIALIZE DVD INITIALIZE BT Exchanging it operate a menu of a service mode with the UP button and DOWN button Operate choice of a menu with a ENT button A Exchanging it operate a menu of a service mode with ...

Page 28: ... data to pre set EPanel micon EEPROM initialization picture adjustment data EDVD unit EEPROM initialization except a permanent domain EAfter clear completion a screen returns to normal indication after OK indication was displayed for three seconds INITIALIZE DVD INITIALIZE DVD OK Full initialization of EEPROM of a DVD unit It is included a permanent domain After clear completion this indication is...

Page 29: ...on indicattion Main micon area JD8 area JD8 region CPPM does not have KD AVX11 TEMPERATURE Temperature data reading ETemperature data by the temperature sensor in the main micon and JD8 PCB is read every 5 seconds and displayed in hex numbers MEMORY CHECK It is displayed only at the time of the disc insertion Memory residual quantity indication mode Data residual quantity of a disc is displayed by...

Page 30: ...IZE ALL Each EEPROM is initialized by a factory shipment state Main micon EEPROM initialization user entry domain error history speaker setting subarea of J version data to pre set Panel micon EEPROM initialization picture adjustment data DVD unit EEPROM initialization except a permanent domain Bluetooth Module Hideaway EEPROM initialization After clear completion a screen returns to normal indica...

Page 31: ...ton Command NORMAL PLAY EF OUT TRACKING OFF EF IN TRACKING OFF CD LASER ON DVD LASER ON DVDx1 JITTER MODE EEPROM DATA DISP EEPROM DATA CLEAR TEMPERATURE SEARCH JITTER MONITOR PLAY STOP OPEN Mechanism unit operation Start at normal speed After start jitter is measured by an inner position Tracking off the outermost position of CD Tracking off the innermost position of CD CD_LD lights and laser curr...

Page 32: ... error T24 access error Read in area read error DVD L1 layer adjustment error NO DISC judgment It is NO DISC by start failure It is stopped by playback inability Logic format NG Details TOC lead movement of a CD is not completed Even if TOC reading passes after the end with CD running mode for 30 seconds the first track access is not finished Even if first track passes after the end with CD runnin...

Page 33: ...lose 10 degrees 20 degrees 30 degrees Open PANEL ANGLE Detail Error code Service mode 0A0001 0B0006 0D0021 0D0022 0D0023 0A0000 0F0041 0F0042 0F0043 0E0031 0E0032 0E0033 Indication RUNNING1 MECHA RUNNING2 MECHA RUNNING3 DVD RUNNING4 DVD RUNNING5 DVD RUNNING6 DVD RUNNING7 DVD RUNNING8 DVD Explanation Door mecha running 1 Door mecha running 2 DVD Door mecha running1 DVD Door mecha running2 DVD Door ...

Page 34: ...7F 7F 7F 7F 7F 3F FF 01 0F 0F 0F FF FF 0F 0F 3F 3F 3F 01 01 01 Initial value 5E 33 32 3F 3C 3F 3F 20 89 01 09 0F 00 00 00 09 09 20 20 2F 00 00 00 5C 39 36 3F 3E 40 3F 20 96 01 09 0F 00 00 00 08 08 20 20 2F 00 00 00 Adjust Adjust Adjust Fix Adjust Adjust Fix Fix Adjust Fix Fix Fix Fix Fix Fix Adjust Adjust Fix Fix Fix Fix Fix Fix Reference register value Detail Contrast control Color control Color ...

Page 35: ...e amplitude Peference DC output AFC2 phase control Driving ability of pulse output stage 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 LPF Unknown 3 DOTCLK Freq Range EXCHFI PLL offset NTSC PLL offset PAL PLL offset SECAM VD Phase NTSC HD Phase NTSC S GP Phase S ID Sense S ID M HP Boost P N ID S BPF HPF SECAM R Y Black Adj SECAM B Y Black Adj Gamma2 R Gamma2 G Gamma2 B VD Phase PAL VD Phase SECAM H...

Page 36: ...LEVEL Peference DC output VCO FREE RUN adjustment NTSC VCO FREE RUN adjustment PAL LPF TRAP SLCLP1 SLCLP0 H POSITION S H POSITION HDO POSITION SLPAIR BLK POSITION 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Indication Minimum value Maximum value Initial value Reference register value Detail S H POSITION2 H POSITION NTSC H POSITION PAL VCO 33 NTSC VCO 33 PAL COM DC PAL H POSITION PA...

Page 37: ... 10 3 15 9 YG 8 7 6 5 16 15 14 13 4 3 2 1 12 11 10 9 BK RD OR WH WH GN VI GY BL WH GN BK VI BK GY BK YL BR WH BK BL YG 11 14 GY BK RD BL WH BR Black Red Blue White Brown GN VI Violet GY Gray YL Yellow Green YG YellowGreen OR Orange YL1 YL2 YL1 YL2 DIMENSION CASE VIEW TOP VIEW SIDE LOCKING THE WIRE WITH INSULOK YL1 YL2 WIRE CUT CONNECTOR 16PIN MOLEX SET BATT BL 4 YL2 ...

Page 38: ... 5 7 12 10 9 15 3 YG 4 8 7 6 5 16 15 14 13 4 3 2 1 12 11 10 9 BK RD OR WH WH GN VI GY BL WH GN BK VI BK GY BK YL BR WH BK NC YG 1 3 5 7 2 4 6 8 NC YL RD BK NC BL WH BR OR WH 11 14 GY 2 6 BK RD BL WH BR Black Red Blue White Brown GN VI Violet GY Gray YL Yellow Green YG YellowGreen OR Orange YL2 YL3 YL2 YL3 DIMENSION CASE VIEW TOP VIEW SIDE LOCKING THE WIRE WITH INSULOK YL2 YL3 300501 2 CONNECTOR 16...

Page 39: ... No MA304 1 39 ...

Page 40: ... No MA304 VPT Printed in Japan Victor company of Japan Limited Mobile Entertainment Business Group Mobile Entertainment Category 10 1 1chome Ohwatari machi Maebashi city Gumma ken 371 8543 Japan ...

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