Philips-PET-700-Service-Manual(1) 电路图 维修手册.pdf

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1、DVD Portable Player PET700/00/05/44/75 3141 785 30565 Version 1.5 TABLE OF CONTENTS Chapter Technical Specification1 Safety Instructions.2 Instruction for Use.3 Mechanical Instructions. 4 Troubleshooting fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lappa

2、recchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The

3、 leakage current must not exceed 0.5mA. CLASS 1 LASER PRODUCT 3122 110 03420 GBWarning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojaluki

4、tuksen ohitettaessa olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DKAdvarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. RadioFans.CN 收音机爱 好者资料库 When?the?power?supply?is?being?turned?on,?you?may?not?remove?this?laser?cautions

5、?label.?If?it?removes,?radiation?of?laser may?be?received. 2.1 ESD PROTECTION PREPARATION?OF?SERVICING Pickup?Head?consists?of?a?laser?diode?that?is?very?susceptible?to?external?static?electrocity. Although?it?operates?properly?after?replacement,?if?it?was?subject?to?electrostatic?discharge?during?r

6、eplacement, its?life?might?be?shortened.?When?replacing,?use?a?conductive?mat,?soldering?iron?with?ground?wire,etc.?to protect?the?laser?diode?form?damage?by?static?electricity. And?also,?the?LSI?and?IC?are?same?as?above. Soldering?iron with?ground?wire or?ceramic?type Ground?conductive wrist?strap?

7、for?body. Conductive?mat The?ground?resistance between?the?ground?line and?the?ground?is?less?than?10 1M SAFTY NOTICE Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check). Use an AC voltmeter, having 5000 per volt or more sensitivity. Connect a 15

8、00 10W resistor,paralleled by a 0.15uF 150V AC capacitor between a knomn good earth ground (water pipe, conduit, etc.) and all exposed metal parts of cabinet (antennas, handle bracket, metal cabinet screwheads, metal overlays, control shafts, etc.). SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Measure th

9、e AC voltage across the 1500 resistor. The test must be conducted with the AC switch on and then repeated with the AC switch off. The AC voltage indicated by the meter may not exceed 0.3V.A reading exceeding 0.3V indicates that a dangerous potential exists, the fault must be located and corrected. R

10、epeat the above test with the DVD VIDEO PLAYER power plug reversed. NEVER RETURN A DVD VIDEO PLAYER TO THE CUSTOMER WITHOUT TAKING NECESSARY CORRECTIVE ACTION. READING SHOULD NOT EXCEED 0.3V DVD VIDEO PLAYER AC OUTLET AC VOLTMETER Test all exposed metal. Voltmeter Hook-up for Leakage Current Check 0

11、.15uF 150V AC 1500 10W (5000 per volt or more sensitivity) Good earth ground such as a water pipe, conduit, etc. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure tha

12、t may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. AUDIO/V

13、IDEO AV cable jack VOLUME PHONE 1PHONE 2AUDIO/VIDEO TV OUTTFT ONCOAXIAL DC IN 9V OFFON POWER OPEN CHGPOWER English 3.0 INSTRUCTIONS FOR USE Front of player Grip Opens display and disc tray POWER / CHG Power and charging indicator Left of player POWER ON / OFF Switches the player on / off Right of pl

14、ayer PHONES 1 & 2 Headphones jack VOLUME Volume control DC IN 9V Power supply socket COAXIAL Digital audio output jack (coaxial) TV OUT / TFT ON Selects video output English Disc tray FUNCTION Selects display mode OPEN Opens disc tray Disc tray Open to inser or remove disc , , , Up / down / left / r

15、ight cursor OK Confirms selection TITLE Display TITLE page PAUSE Pause playback STOP Press twice to stop playback PLAY Starts / resumes playback MENU Display MENU page OSD On Screen Display on / off / For previous () or next () chapters, tracks or titles 9: 5634 9: English Remote control OSD On Scre

16、en Display on / off LANGUAGE Language selector AUDIO Audio language selector SCAN Playback of the first 10 seconds of each chapter / index on the disc BOOKMARK Selects bookmark options MENU Displays MENU page TITLE Displays TITLE page Previous chapter, track or title Search backward PLAY / OK Confir

17、ms selection and starts playback STOP Press twice to stop playback PAUSE Pause playback 0-9 Numerical keypad MUTE Muting player volume SETUP Enters SETUP menu SUBTITLE Subtitle language selector ANGLE Selects DVD camera angle PLAY MODE Selects play order options ZOOM Enlarges / chapter / video image

18、 REPEAT Repeats chapter / title / disc A - B To repeat or loop a sequence in a title Search forward , , , Up / down / left / right cursor SLOW PLAY Slow motion / Frame by frame playback RETURN For VCD menu page TIME SEARCH Searches by time Next chapter, track or title 9: 7 8 5634 4.0 Mechnical instr

19、uctions Fig.1 screws soldered 1. Back View as Fig.1 Remove screws to Disassemble the base 2. Soldered short pattern for laser diode as Fig.2 3. Fig.2 Disassemble the DVD drive and main board as Fig.3,4 Disconnect the DVD drive and main board Fig.3 Disassemble the key board and other parts 5. Remove

20、top cover as Fig.5 Fig.4 Fig.5 6. Disassemble the IF board and HV board as Fig.6 7. Fig.6 Detach the LCD TFT as Fig.7 Take off the screws to remove LCD TFT Fig.7 remove screws remove screws remove screws 5.0 TROUBLESHOOTING & SERVICE TIPS 5.1 Procedure to change regioncode 1.Power on player and open

21、 DVD Door. 2.Press at Remote Control. In select and press . 3.For PET700 - Press successively 2 5 2 3 1 5. . . 4.Display will show for Europe: 5.Press key to input preference region code (see below table). 6.Switch off and re-switch on the product. 7. Region Code Region 1USA 2EUROPE 3ASIA PACIFIC 4

22、AUSTRALIA, NEW ZEALAND, LATAM 5 RUSSIA, INDIA 6 CHINA REMARKS: 1. Password is CONFIDENTIAL. 2. Region code is printed on product type plate. Due to DVD legislation region codes different to assigned region may not be released. Verify Region code change done. 5.0 TROUBLESHOOTING & SERVICE TIPS no rep

23、lace cable/ adapter SYMPTOM: NO POWER, NO GREEN LED Check if the power cable and AC adapter OK? No defect, return set to customer yes start set OK? Check if the power and play button OK? replace connector and switch unit replace MAIN BOARD go to other SYMPTOM no yes yes no replace DVD drive SYMPTOM:

24、 NO IMAGE OR SOUND COMES OUT FROM THE EXTERNAL OUTPUT start Check operation of the DVD drive. Does the DVD drive work? yes no Replace the main board or the connector 5.0 TROUBLESHOOTING & SERVICE TIPS no SYMPTOM: THE INITIAL SCREEN IS NOT DISPLAYED ON THE LCD Check if the LED on the front lights up?

25、 start Check if the backlight is OK? Check if the lighting of the LCD is OK? Open the top and bottom assembly to check the connector harness Open the top and bottom assembly to check the connector to the main board yes yes no no yes Refer to the symptom NO POWER, NO GREEN LED Is the connector harnes

26、s broken? Replace broken harness yes Remove the LCD cover and plate of the LCD unit to check the connector of the FL harness Is the connector OK? no Repair connector Replace FL inverter or LCD no yes Is the connector broken? Replace LCD harness or main board yes Remove the LCD cover and plate of the

27、 LCD unit to check the connection of the harness to the LCD unit no Is the connection OK? Connect the LCD harness to the LCD unit no Replace LCD unit or main board yes Replace LCD unit or main board SYMPTOM: NO IMAGE OR SOUND COMES OUT FROM THE EXTERNAL INPUT start Replace the main board or the conn

28、ector 5.0 TROUBLESHOOTING & SERVICE TIPS SYMPTOM: THE DVD DRIVE DOES NOT WORK start Check the optical pick up lens? yes Pick up lens does not light up at all Press the DISC cover switch at the center of the DVD player and turn on the power. Then check whether or not the optical pick- up lens of the

29、DVD drive lights. CAUTION: Visible laser radiation when open and interlock defeated. Do not stare into Laser beam. Replace DVD drive Pick up lens light up dim Check the connectors of the DVD drive and main board? OK Secure the connection of the DVD drive and main board Not OK Pick up lens light up O

30、K Insert a DVD disc and turn on the power What is the reaction of the DVD drive? The DVD drive works but the initializing operation of the optical pick-up lens does not start (the optical pick-up lens operates twice), or abnormal noise sound Replace DVD drive or main board DVD drive does not work Th

31、e operation of the DVD player stops at initializing display. Is there any message shown on display oading?displayed? Nothing on display Check the DVD disc for fingerprints, dirt, HECK DISK?displayed? Is the DVD disc OK? DVD disc OKDVD disc dirty No defect, return set to customer Does the image outpu

32、t stop during the operation? yes no 5.0 TROUBLESHOOTING & SERVICE TIPS Secure the connection of the battery harness inside the DVD player SYMPTOM: THE DVD DRIVE DOES NOT OPERATE WITH BATTERY start Is the connection of the battery OK inside the DVD player? yes no Replace main board Replace batteryyes

33、 Install a good battery does the LED lights up orange while the AC adapter is connected and does the DVD drive operate OK? NOTE: - For this check, use a battery which is not fully charged (because the LED does not light when the battery is fully charged.) - Before this check, make sure other functio

34、n work correctly. no SYMPTOM: NO SOUND COMES FROM THE HEADPHONES start Replace main board yes Insert a good headphones and check if the problem persist? Customer? headphones defective no 5.0 TROUBLESHOOTING & SERVICE TIPS SYMPTOM: NO SOUND COMES FROM THE HEADPHONES start Replace main board yes Inser

35、t a good headphones and check if the problem persist? Customer? headphones defective no SERVO & DVD PROCESSOR MPEG-2 DECODER & VIDEO ENCODER D2881 6.0 OVERALL BLOCK DIAGRAM AC Adapter DC IN +9V DC / DC (R1224) DC / DC (R1224) (TPS5100) (BQ2057C)(TPC8207)(VG202C) 110240V 50/60Hz BATTERY KHM-252 PU me

36、chanism DRIVER (BA5954FP) RF AMP D2891 8M FlashROM MX29LV008TTC-70 64M SDRAM NT56V6620C0T-75S TC4W53 27MHz AUDIO D/A (PCM1742) UPD5100TFT MONITOR AUDIO AMP (NJM4558) PHONE AMP (NJM4580) SPEAKER AMP (D2822) HIGH VOLTAGE ASSY 74HCU04 27MHz VIDEO OUT AUDIO OUT PHONE OUT SPEAKER LOUT SPEAKER ROUT L R L

37、R RL DRIVER +5V +5V AUDIO +/-5V +3.3V AUDIO +5V TFT POWER +5V -14.5V +16V S-VIDEO OUT DC 9V DC 9V 1 2 3 4 5 6 7 8 KEYIN3 KEYIN2 KEYIN1 KEYIN0 KEYOUT0 KEYOUT1 KEYOUT2 KEYOUT3 1 2 3 4 5 6 7 8 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 NC LD/VCC V20 GND F E CD/DVD SW RF C D B A VRCD

38、 VRDVD MD LD/CD GND LD/DVD NC VCC FCS- TRK+ TRK- FCS+ 1 2 3 4 5 6 1 2 3 4 5 6 LIMIT GND SL- SL+ SP+ SP- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1

39、8 19 20 1 2 3 4 GND GND ISEN VSEN 1 2 3 4 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 XS5 XS401 XS403 FUNCTION BUTTON PCB LOADING MAIN PCB LCD HV POWER PCB SWITCH PCB XS001 XS4 XS3 XS6 XS3 XS4 XS1 VCOMS TFT-16V SPIO NC NC CLD MODE1 GND VDD1 GND SPOI GND LCD R LCD

40、 G LCD B TFT5V TFT5V GND GND TFT+13V COMS GND GND MODE2 CLS SPS VDD1 GND VDD3V3 VDD3V3 GND COMB GND -14.5V GND +16.5V GND GND 3.3V 3.3V GND SPKR GND SPKL GND GND TFT ON/OFF BRIGHT-CO TFT-HV9V TFT-HV9V VCOMS GND 3.3V GND B G R GND MODE2 MODE1 SPOI SPIO SPS CLD NC CLS GND GND TFT +5V TFT +5V 1 2 3 1 2

41、 3 GND DCIN POWERSW 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 GND GND ISEN VSEN 1 2 3 4 IF PCB 7.0 Overall wiring diagram T3A/1 25V Littelfuse cation: REPLACE PUSE WITH SAME TYPE AND RATING

42、DC IN +9V 451005 F 5A/125V POWER SWITCH CHRG R049 1K XS002 1 2 3 4 CB82 100n R050 3K R058 1K N013 PQ05DZ11 13 2 5 4 INOUT CO GND NC R002 1K R007 1K L009 LQH4N100J04 R003 47K C054 220N VD040 CRG01 L430 BGH2012B601LT R034 39K VD002 IN5402T C003 16V/100U R055 1K C18 10U/16V N020 BQ2057C 1 2 3 45 6 7 8

43、SNS BAT VCC TSSTAT VSS CC COMP R001 0.075 CB81 100n VD028 2SJ401 1 23 R031 120K R059 1M C057 100n C078 100n R006 47K L017 BGH2012B601LT C493 10U/16V C079 10U/16V CB25 100n C424 10U/16V F001 452003 PTC CB05 100n CB16 100n C080 10U/16V L408 BGH2012B601LT VD045 KTA1298 R030 100K C005 100n L7 BGH2012B60

44、1LT R033 56K L008 LQH4N101J04 L002 CDRH6D38-330MC L419 BGH2012B601LT c081 100n C011 10U/16V C021 100u/16V CB14 100n HEC4801-010110 JS001 C048 100U/16v VD013 UDZS7E-174.7B N004 R1224N 1 2 34 5 CE GND VOUT EXT VIN VD033 U5FWK24C42 N014 NJM2360 81 2 3 4 7 6 5 C055 220N C15 10U/16V C049 100U/16v R017 4.

45、7K R008 10K VD016 ISS355 R015 20K CB108 100n c099 100U/16V CB3 100n N006 UPC29M05 1 2 3 IN GND OUT N003 IR7304 LED VD206 R005 10K C053 220N VD014 2SD601AR VD017 RB060-40L VR002 5K C046 470P C012 1000P C461 100U/6V N015 PQ05DZ11 13 2 5 4 INOUT CO GND NC R013 91K CB01 100n XS003 1 2 3 4 R087 10K L016

46、BGH2012B601LT R012 10 CB32 100n C031 100N R088 47K VD015 2SD601AR C010 100n R011 4.7K t SRF96E R035 56K R014 2.7K C412 10U/16V t IP405B217S R047 0.25 L413 BGH2012B601LT R036 56K C016 100n N003 IR7304 VD011 ISS355 FM001 LV902 L001 CDRH6D38-330MC C022 100U/6V C032 100n R019 56K R218 1K R020 20KESD1062

47、 SW003 R052 2K C316 100U/6V N018 S8232AUFT 1 2 3 45 6 7 8 SENS DO CO VMVSS ICT VC VCC L005 CDRH6D38-330MC CB10 100n N019 TPC8207 1 2 3 45 6 7 8 S G S GD D D D VD003 RB060L-40 VD032 LED F002 Littelfuse C015 100n CB43 100n VD018 RB060-40L L3 BGH2012B601LT R018 2.7K C018 1000P C050 100U/6V C020 100u/16

48、V L305 BGH2012B601LT VD010 ISS355 C17 10U/16V R009 10 C417 10U/16V VD009 UDZS7E-1715B C14 10U/16V C076 100n C008 100n CB06 100n R016 47K CB6 100n C014 NC PTC R056 1K N001 R1224N 1 2 34 5 CE GND VOUT EXT VIN C077 10U/16V L420 BGH2012B601LT VD031A RB040L R057 1K N5 BA033 1 2 3 IN GND OUT D4 LT1117-1V8

49、 1 2 3 IN GND OUT VD001 UPA1716G R032 1K R010 10K t N005 BA033 1 2 3 IN GND OUT L007 LQH4N101J04 VD004 RB060L-40 C498 100U/6V TFT +5V TFT ON/OFF AUDIO -5V VIDEO +5V AUDIO +5V RVCCIN +5V +P5V AV33 DV33 V25 HV VCC POWER ON/OFF TFT +3.3V TFT +1.8V 8.0 ELECTRICAL DIAGRAMDC POWER CIRCUIT DIAGRAM Y2 Crystal : DIP + SMD TO TFT BOARD TRSO FOSO FMSO S TBY LDO2 S L+ V20 A MUTE RFL CSO BDO MDI2 B LDO2 C CD/DVD SW LDO1 V20 A BB STBY FR MDI1 LIMIT FEO C EASTB D LDO1 TEO B AACC PWMOUT2 HTRC DD CCAA D RESETAV RFIP RFON FMSO D