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JVC KD-AVX44J Скачать руководство пользователя страница 1

SERVICE MANUAL

COPYRIGHT © 2008 Victor Company of Japan, Limited

No.MA401<Rev.001>

2008/3

DVD/CD RECEIVER

MA401<Rev.001>

2008

3

SERVICE MANUAL

KD-ADV49J, KD-AVX44J, KD-AVX44C,

KD-AVX44E, KD-AVX44EU, KD-AVX44EE,

KD-AVX44U, KD-AVX44UT, KD-AVX44A,

KD-AVX22E, KD-AVX22EU, KD-AVX22EE

COPYRIGHT © 2008 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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10

2

SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13

3

DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13

4

ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23

5

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-35

KD-AVX49JC / KD-AVX44JC

KD-AVX44EE
KD-AVX22EE

KD-ADV49J/C
KD-AVX44J/C
KD-AVX44E
KD-AVX44EE
KD-AVX44U
KD-AVX44UT
KD-AVX44A

KD-AVX44E / KD-AVX22E

1
2
3
...
»

Содержание KD-AVX44J

Страница 1: ...T 2008 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 10 2 SPECIFIC SERVICE INSTRUCTIONS 1 13 3 DISASSEMBLY 1 13 4 ADJUSTMENT 1 23 5 TROUBLESHOOTING 1 35 KD AVX49JC KD AVX44JC KD AVX44EE KD AVX22EE KD ADV49J C KD AVX44J C...

Страница 2: ...ty 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITOR Screen Size 3 5 inch wide liquid crystal display Number of Pixel 211 200 pixels 960 horizontal 22...

Страница 3: ...sitivity 50 µV DVD CD Signal Detection System Non contact optical Frequency Response DVD fs 48 kHz 16 Hz to 22 000 Hz DVD fs 96 kHz 16 Hz to 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITOR Screen Size 3 5 inch wide liquid crystal display Number of Pixel 211 200 pixels 960 horizontal 220 vertical Drive Method TFT...

Страница 4: ...0 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITOR Screen Size 3 5 inch wide liquid crystal display Number of Pixel 211 200 pixels 960 horizontal 220 vertical...

Страница 5: ... 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITOR Screen Size 3 5 inch wide liquid crystal display Number of Pixel 211 200 pixels 960 horizontal 220 vertical Drive Method TFT Thin Film Transis...

Страница 6: ...m 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITOR Screen Size 3 5 inch wide liquid crystal display Number of Pixel 211 200 pixels 960 horizontal 220 vertical Drive Method TFT Thin Film Transi...

Страница 7: ... 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITOR Screen Size 3 5 inch wide liquid crystal display Number of Pixel 211 200 pixels 960 horizontal 220 vertical Drive Method TFT Thin Film Transis...

Страница 8: ...0 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable limit MONITO...

Страница 9: ...cy 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 44 000 Hz VCD CD 16 Hz to 20 000 Hz Dynamic Range 93 dB Signal to Noise Ratio 94 dB Wow and Flutter Less than measurable...

Страница 10: ...urrs 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 ...

Страница 11: ...ster to check the condition 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...

Страница 12: ...oduct 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 th...

Страница 13: ...TRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS SECTION 3 DISASSEMBLY 3 1 Main body Used figure are KD AVX44J 3 1 1 Removing the Heat sink See Fig 1 1 Remove the two screw A and two screws B attaching the Heat Sink Fig 1 A B ...

Страница 14: ...ody remove the two screw C attaching the both side of Top chassis See Fig 2 2 From the bottom side of the main body remove the two screws D attaching the Top chassis See Fig 3 3 From the back side of the main body remove the four screws E attaching the Top Chassis See Fig 4 Fig 2 Fig 3 Fig 4 C D E ...

Страница 15: ...ee Fig 6 4 Disconnect the card wire from Front chassis connected to connector CN962 of the Main board See Fig 6 5 Remove the two screws G attaching the Main board See Fig 6 6 Slide the Main board to rear side and lift up it then take out the Main board See Fig 6 Fig 5 Fig 6 3 1 4 Removing the DVD mechanism assembly See Fig 7 1 Remove the three screws H attaching the DVD mechanism assembly 2 Discon...

Страница 16: ...card wire from DVD mechanism assembly connected to connector CN1 and CN395 of the Connection board assembly 2 Remove the four screws J attaching the Connection board assembly Fig 8 3 1 6 Removing the Rear cover See Fig 9 1 Remove the nine screws K attaching the Rear cover Fig 9 J J CN1 CN395 K K ...

Страница 17: ...o TP79 and TP81 approx DC 3 0V until Clamper is shift to loading complete position See Fig 2 3 Disconnect the flexible wires from Traverse mechanism as sembly connected to connector CN101 and CN164 of the Front end board See Fig 2 4 Remove the five screws A attaching the Top cover assem bly See Fig 3 5 From the bottom side disconnect the connector wire from Top cover assembly connected to connecto...

Страница 18: ...TP81 of the Front end board 2 Remove the two screws B attaching the Front end board Fig 7 3 2 3 Removing the Loading arm assembly See Fig 8 1 Remove the Loading arm spring L from Loading arm assembly 2 Slide to left side and then disengage hook a then hook b Fig 8 B B TP79 TP81 Loading arm assembly Loading arm spring L hook a hook b ...

Страница 19: ...L See Fig 9 2 Remove the two screws C attaching the Gear base assembly See Fig 10 Fig 9 Fig 10 3 2 5 Removing the Loading arm holder See Fig 11 1 Remove the two screws D attaching the Loading arm holder 2 Remove the Loading arm spring R Fig 11 Loading arm spring L C D Loading arm spring R Loading arm holder ...

Страница 20: ...ide to backward the Slide cam assembly and the remove the Slide cam spring 2 Slide to frontward the slide cam assembly and then take out it Fig 13 3 2 8 Removing the Photo board See Fig 14 1 Pressing the hook c and then slide to backward slide to the arrow side the Disc plate 2 Remove the one screw F attaching the Photo board Fig 14 E Slide cam assembly Slide cam spring hook c hook c F Photo board...

Страница 21: ...the A worm gear M connect gear and M wheel gear by sequentially See Fig 16 3 Remove the two screws G attaching the Loading motor Se Fig 17 4 When attaching the Loading motor motor wire should arrange to figure See Fig 18 Fig 15 Fig 16 Fig 17 Fig 18 A Wheel gear A worm gear M connect gear M wheel gear G Wire arrangement ...

Страница 22: ... R collar R is easy to come off does not lose it CAUTION When reattach the Roller assembly Middle gear should keep direction and Slit washer should be change new part Fig 19 3 2 11 Removing the Roller See Fig 20 1 Remove the Slit washer 2 Pull out the Roller shaft CAUTION When reattach the Roller shaft Slit washer should be change new part Fig 20 Direction Slit washer R connect gear R collar R R m...

Страница 23: ... R325 R326 R306 C304 C305 C306 C303 R303 R305 R230 R307 R903 C37 C377 C206 C307 C378 D372 Q863 Q864 C336 C125 R219 R119 R336 D191 D190 R311 R312 R8 R331 R337 R38 R39 R866 Q374 R962 R9923 R961 C9926 IC935 IC934 R925 D921 C921 C9927 C925 C923 R9926 R937 C9930 C9906 R9927 RA729 R926 R9925 C9905 R934 R932 R923 C9925 D922 R9924 C215 R347 R209 R109 L101 R115 L201 R215 R153 R116 R163 R216 R263 R253 C115 ...

Страница 24: ... seconds while continuing pressing the STANDBY ON ATTENUATOR button and EJECT button sequentially Screen indication NO EJECT 1 EMERGENCY EJECT 2 Exchanging it operate a menu of a service mode with the ޓ button and ޓ button Operate choice of a menu with a PLAY PAUSE button 1 When an PLAY PAUSE button is pushed in NO EJECT indication it is set by an EJECT prohibition mode When an PLAY PAUSE button i...

Страница 25: ... data DVD unit EEPROM initialization except a permanent domain Bluetooth module EEPROM initialization After clear completion a screen returns to normal indication after OK indication was displayed for three seconds INITIALIZE Initialization of a user area of each EEPROM Main micon EEPROM initialization ޓޓ a user entry domain a user entry domain speaker setting ޓޓ subarea of J version data to pre s...

Страница 26: ... ޓ correction version DVD module version CH version Panel micon version and ROM ޓ correction version AREA REGION SYS AREA DISC AREA REGION Area and region indicattion Main micon area DVD area Region TEMPERATURE Temperature data reading ޓ Temperature data by the temperature sensor in the main ޓ micon and DVD PCB is read every 5 seconds and displayed in hex numbers MEMORY CHECK It is displayed only ...

Страница 27: ... BT MODULE ADR Bluetooth version indication Software version of BT core Hardware version of BT Module Software version of BT Module BT Address INITIALIZE ALL NOW INITIALIZE ALL INITIALIZE ALL OK INITIALIZE ALL Each EEPROM ޓ is initialized by a factory shipme nt state Main micon EEPROM initiali zation user entry domain error history speaker setting subarea of J version data to pre set Panel micon E...

Страница 28: ...contents NORMAL PLAY Start at normal speed After start jitter is measured by an inner position Laser current value jitter value EF OUT TRACKING OFF Tracking off the outermost position of CD Tracking off the outermost position of CD For EF phase error For EF phase error EF IN TRACKING OFF CD LASER ON DVD LASER ON CD_LD lights and laser current is displayed DVD_LD lights and laser current is display...

Страница 29: ...90 0091 0093 0094 0095 0071 0072 0074 0075 First track access error Last track access error T12 access error T1 access error Even if T1 access passes in a DVD runnung mode for 30 seconds it is not finished Even if T12 access passes in a DVD runnung mode for 30 seconds it is not finished T24 access error Even if T24 access passes in a DVD runnung mode for 30 seconds it is not finished DVD L1 layer ...

Страница 30: ...cannot detect at moving close position Moving to 20 degrees ANGLE 3 error 1 Time out error by ANGLE 3 position cannot detect at moving to open position 2 Missing to ANGLE 2 and detected ANGLE 3 position at moving to open position 3 Time out error by ANGLE 3 cannot detect at moving close position Moving to 30 degrees ANGLE 4 error 1 Time out error by ANGLE 4 position cannot detect at moving to open...

Страница 31: ...ngle 3 position Panel angle 1 position Panel angle 2 position RETRY NO RETRY Indication Explanation Operation contents of 1 cycle Door mecha running 1 Door mecha running 2 Retly Retly Retly Retly Retly Retly Stop Stop Stop Stop Stop Stop Loading Eject Wait for 5 seconds Door open close Loading Eject Wait for 5 seconds Door open close Panel close Panel open Loading Playback Eject Wait for 5 seconds...

Страница 32: ... in TINT of the whole picture NTSC Change in TINT of the whole picture PAL Change with the deepness of the color of the whole picture NTSC Change with the deepness of the color of the whole picture PAL Tint adjustment NTSC Tint adjustment PAL Color adjustment NTSC Color adjustment PAL Set the offset DC of the input video signal NTSC Set the offset DC of the input video signal PAL Quantity of trans...

Страница 33: ...n signal Appoint gamma revision gain 8 of the Green signal Adjust 1 gamma revision point position of a Blue signal Adjust 2 gamma revision point position of a Blue signal Adjust 3 gamma revision point position of a Blue signal Adjust 4 gamma revision point position of a Blue signal Adjust 5 gamma revision point position of a Blue signal Adjust 6 gamma revision point position of a Blue signal Adjus...

Страница 34: ...djust Adjust Adjust Adjust Fix Fix Fix Fix Fix Fix Synchronization separation burst clock setting PAL Free run center value setting of horizontal synchronization signal NTSC Free run center value setting of horizontal synchronization signal PAL DOKIDET 01 DOKIDET 02 DOKIDET 03 Unused Unused Subcareer center frequency setting NTSC Unused Subcareer center frequency setting PAL Unused Coordinate the ...

Страница 35: ...4 13 10 15 3 YG 12 14 BL YL1 YL2 YL1 YL2 DIMENSION CASE VIEW TOP VIEW SIDE GN BK 7 YL2 LOCKING THE WIRE WITH INSULOK YL1 YL2 WIRE CUT CONNECTOR 16PIN MOLEX SET BATT 8 7 6 5 16 15 14 13 4 3 2 1 12 11 10 9 BK RD WH GN VI GY BL WH GN BK VI BK GY BK YL BL WH BK BR YG OR WH BK RD BL WH VI Black Red Blue White Violet GN BR Brown GY Gray YL Yellow Green YG YellowGreen OR Orange ...

Страница 36: ... 16PIN MOLEX SET BATT 1 3 5 7 2 4 6 8 NC YL RD BK NC BL WH BR OR WH YL2 YL3 YL2 YL3 DIMENSION CASE VIEW TOP VIEW SIDE 1 3 5 7 2 4 6 8 VI GY WH GN VI BK GY BK WH BK GN BK RD1 YL2 BK BL WH BR GN BK VI VI BK WH BK GN GY BK YL 1 WH OR WH RD3 RD2 7 8 5 4 7 1 5 6 3 8 2 2 16 1 8 13 6 5 7 12 10 9 15 3 YG 4 11 14 GY 2 6 BK RD BL WH VI Black Red Blue White Violet GN BR Brown GY Gray YL Yellow Green YG Yello...

Страница 37: ... No MA401 Rev 001 1 37 ...

Страница 38: ... No MA401 Rev 001 VPT Printed in Japan Victor Company of Japan Limited Mobile Entertainment Business Group Mobile Entertainment Category 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan ...

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