Philips-PET-805-Service-Manual(1) 电路图 维修手册.pdf
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1、DVD Portable Player PET810 / PET805 All version 3141 785 30465 Version 1.5 TABLE OF CONTENTS Chapter Technical Specification1 Safety Instructions.2 Instruction for Use.3 Mechanical Instructions. 4 Troubleshooting 5. Press key to input preference region code (see below table). 6. Switch off and re-sw
2、itch on the product. 7. Verify Region code change done. Region Code Region 1 USA 2 EUROPE 3 ASIA PACIFIC 4 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 ass
3、igned region may not be released. 5.0 TROUBLESHOOTING & SERVICE TIPS no replace 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 repl
4、ace MAIN BOARD go to other SYMPTOM no yes yes no replace DVD drive SYMPTOM: 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
5、SCREEN IS NOT DISPLAYED ON THE LCD Check if the LED on the front lights up? 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
6、 no yes Refer to the symptom NO POWER, NO GREEN LED Is the connector harness 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?
7、Replace LCD harness or main board yes Remove the LCD cover and plate of the 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 TROUBLESHOOTING PET710 SYM
8、PTOM: NO IMAGE OR SOUND COMES OUT FROM THE EXTERNAL INPUT start Replace the main board or the connector 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
9、 the DVD player and turn on the power. Then check whether or not the optical pick- up lens of the 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 m
10、ain board? OK Secure the connection of the DVD drive and main board Not OK Pick up lens light up OK 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 o
11、perates twice), or abnormal noise sound Replace DVD drive or main board DVD drive does not work The 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 t
12、he DVD disc OK? DVD disc OKDVD disc dirty No defect, return set to customer Does the image output 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
13、connection of the battery OK inside the DVD player? yes no Replace main board Replace batteryyes 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
14、 does not light when the battery is fully charged.) - Before this check, make sure other function 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 TROUBLESHOOTIN
15、G & SERVICE TIPS 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 RF AMP & SERVO & DVD PROCESSOR MPEG-2 DECODER & VIDEO ENCODER MT1389SE 6.0 OVERALL BLOCK DIAGRAM AC Adapter DC IN +9VD
16、C / DC R1224/IRF7304/PQ050DZ01 BA033/PQ1R33/TPS5100 LM1117-1.8/BA50BC0FP (BQ2057C)(TPC8207)(VG202C) 110240V 50/60Hz BATTERY DV23(HD80) PU mechanism DRIVER (CMD5954) 16M FlashROM MX29LV160ABTC-70 64M SDRAM NT56V6620C0T-75S TC4W5327MHz AUDIO D/A (PCM1753) UPD5100TFT MONITOR AUDIO AMP (NJM4558) LM4863
17、HIGH VOLTAGE ASSY 74HCU04 27MHz VIDEO OUT AUDIO OUT PHONE OUT SPEAKER LOUT SPEAKER ROUT L R L R DRIVER +5V +5V AUDIO +/-5V +5V +3.3V +1.8V AUDIO +5V TFT POWER +3.3V +5V +2.5V +15V -16V +9V COAXIAL OUT DC 9V OSCILLATOR OZ9RR 14.31818MHz XS8 XS9 XS001 XS4 XS5 XS6 XS7 XS1 1 2 3 4 5 6 7 8 KEYIN0 KEYIN1
18、KEYIN2 KEYIN3 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 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
19、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 18 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 XS4 X
20、S6 XS7 FUNCTION BUTTON PCB LOADING MAIN PCB LCD HV POWER PCB SWITCH PCB 7.0 OVERALL WIRING DIAGRAM XS5 XS9 XS8 XS9 XS8 XS3 XS7 VCOMS SPIO VBS LCDR LCDG LCDB MODE1 3.3V 3.3V CLD 3.3V 3.3V 3.3V NC VEE TFT-GND VCOMS SPS SPOI CTR MODE2 CLS TFT-GND NC NC TFT-16V TFT-GND 3.3V NC TFT+13V GND NC GND -16V GN
21、D +15V GND GND UPD5100VDD UPD5100VDD SPKR- SPKR+ SPKL- SPKL+ GND GND TFT ON/OFF BRIGHT-CO TFT-HV9V TFT-HV9V VCOMS NC NC GND G B R GND MODE2 MODE1 SPOI SPIO SPS CLD CTR CLS GND GND TFT +5V TFT +5V 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 GND USBDVD GND POWERSW HV HV 1 2 3 4 1 2 3 4 BATT+ TS GND GND XS001 BATT
22、ERY 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 SPEAKER L SPEAKER R 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 XS8 XS9 XS2 XS1 XS7 XS3 A B C D E G 2 F 1345678910 8.0 ELECTRICAL DIAGRAM - MAIN BOARD CIRCUIT DIAGRAM (POWER CIRCUIT DIAGRAM) H T3A
23、/125V cation: REPLACE PUSE WITH SAME TYPE AND RATING DC IN +9V POWER SWITCH VD01 TS POWERSW BAT+#HV C19 1U C198 10U/16V R13 39K VD52 XN4601 R010 2.7K R198 18K C014 NC C199 100N C126 10U/16V L20 601 VD029 2SD601AR C207 1U R208 33K L001 CDRH6D38-330MC R12 68K N15 1453 1 2 3 4 5 6 7 89 10 11 12 13 14 1
24、5 16 C020 100N R092 47K R12 39K C68 100n R207 33K R029 1K R030 120k C034 100n VD010 ISS355 N003A IR7304 C140 100n R005 1K VD012 ISS355 C02 100u/6V N005 R1224N 1 2 34 5 CE GND VOUT EXT VIN R14 68K C141 100n R031 100k VD25 ISS355 C002 100U/16V C142 100n R118 1K C032 1N C641 1U R15 39K C204 1u VD42 ISS
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