Philips-PET-705-Service-Manual(1) 电路图 维修手册.pdf

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1、DVD Portable Player PET705/00 3141 785 30954 Version 1.4 TABLE OF CONTENTS Chapter Technical Specification 1 Safety Instructions 2 Instruction for Use3 Mechanical Instructions 4 Troubleshooting & Service Tips 5 Overall Block Diagram 6 Overall Wiring Diagram 7 Electrical Diagram 8 Component Layout. 9

2、 Exploded View Diagram & Service Part List.10 Revision List. 11 Service Manual OSD TEST CONFIGURATION SETUP Copyright 2005 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may by reproduced, stored in a retrieval system or transmitted, in

3、any form or by any means, electronics, mechanical, photocopying, or otherwise without the prior permission of Philips RadioFans.CN 收音机爱 好者资料库 1.0 TECHNICAL SPECIFICATION General Dimensions (WxLxH):19.3 x 16.1 x 3.0 cm 7.72 x 6.44 x 1.2 inches Weight:0.824 kg / 1.81 lb Power supply:DC 9V 2.2A Power c

4、onsumption:30W Operating temp. range:0 - 50C (32 122F) Laser wavelength:650nm Video system:NTSC / PAL / AUTO Frequency response:20Hz 20KHz 1dB Signal/noise ratio:85dB Audio distortion + noise:-80(1KHz) Channel separation:85dB Dynamic range:80dB Output Audio out (analog audio):Output level: 2V 10% Lo

5、ad impedance:10K Video out Output level:1Vp - p 20% Load impedance:75 Current consumption DC-IN SUPPLY (9.0V) Battery Charging Current1.2A typ. BATT. SUPPLY (7.2V) Power Off0A Playback with TFT on1.2A typ. Playback without TFT on2.5hrs Headphone out (headphone output load 2x16ohm) Maximum output pow

6、er:10mW Frequency response:20Hz - 20kHz SNR (A-wght):80dB typ. THD (1kHz):1% Left-Right Channel Separation: 32dB typ. Left-Right Channel Balance: 1dB Supported disc type DVD video discs: Audio CD: In addition, this unit can play DVD+R & DVD+RW and CD-R & CD-RW that contains audio titles or MP3 or JP

7、EG files. You cannot play disc other than the above listed. (CVD, CD-ROM, CD-Extra, CD-G and CD-I discs cannot be played on this DVD player) Software upgrades For the best performance of your DVD Portable. Check for latest software upgrades available. To check the software version of your DVD Portab

8、le. 1.Press the SETUP key to enter the setup menu. 2.Press RETURN and then press 1. 2 and 3 on the remote control. 3.The display will show the software version as the date of which the software was built on the bottom of the screen. E.g. 050303 Procedure on how to upgrade the software of the DVD Por

9、table 1.Download the latest software from the Philips support site. 2.Unzipped the files and then burn it onto a CD ROM then playback the CD ROM on the DVD Portable. Pixel specification B To repeat or loop a sequence in a title PLAY-MODE Selects play order options 7 0 - 9 Numeric keypad 8 MUTE Mutin

10、g play volume REPEAT Repeats chapter / title / disc 9 RETURN For VCD menu page ANGLE Selects DVD camera angle SUBTITLE Subtitle language selector LANGUAGE Language selector MENU Displays MENU page SETUP Enters SETUP menu Remote Control ? Up / down / left / right cursor Confirms selection On Screen D

11、isplay on / off INFRA RED PORT BATTERY COMPARTMENT 10 11 12 13 14 Pause playback Press twice to stop playback ? ? / For previous ( ) or next ( ) chapters, tracks or titles ? ? ? / Search backward ( ) or search forward ( ) ? ? ? ? Starts / resumes playback ? VOLUME Volume control ? 4.0 MECHNICAL INST

12、RUCTIONS Fig.1 soldered 1. Back View as Fig.1 Remove screws to remove base 2. Soldered short pattern for laser diode as Fig.2 3. Fig.2 Remove DVD driver and main board as Fig.3,4 Disconnect the DVD driver and main board Fig.3 4. Remove key board and other parts as Fig.5 Fig.5 5. Remove top cover as

13、Fig.6 Fig.4 Remove DVD driver and main board Fig.6 6. Disconnect the speakers and IF board Remove IF board shield as Fig.7,8. 7. Fig.7 Remove IF board and HV board and LCD TFT as Fig.9 Fig.9 remove screws remove screws remove screws Fig.8 5.0 TROUBLESHOOTING & SERVICE TIPS Procedure to change region

14、code 1.Power on player and open DVD Door. 2.Press at Remote Control. In select . 3.For PET705 - Press successively 2 1 2 2 2 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. Verify Region code change done

15、.7. Region CodeRegion 1USA 2EUROPE 3ASIA 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 assigned region may not be released. 5.0 TROUBLESHOOTING &

16、SERVICE TIPS Substitute solution for phased out Main PCB ASSY 994000004198 (General Service Information BG ES PI-06/006) The MAIN PCBA board 994000004198 is no longer support. The substitute solution is to use 994000005107 as replacement. However different IC were used on these two boards, software

17、upgrade is NECESSARY after replacing 994000004198 by 994000005107 on the PET705. Please note that the set can be distinguished by the serial number with the change code “LL00 xxxxxxxxxx” and “LL01xxxxxxxxxx”. Details refer to below table for different IC, PCBA and software version. Serial No. 12NC o

18、f Main PCBA IC of Main PCBA Software version LL00 xxxxxxxxxx 9940 000 04198 5100G 051230 13:56 SQPN 4 LL01xxxxxxxxxx 9940 000 05107 5110G 060210 13:52 SQPN 4 New IC, PCBA and software version is implemented from SN:010608000001 on wk608. Procedure on how to upgrade the software of the DVD Portable 1

19、. Download the software from P4S website (refer G/SI# PI-06/006) 2. Unzip the attachment to get the bin file named “H3SUD” 3. Burn the bin file onto a CD-ROM and make sure rename the disc name to “SHINCO” (Do not allow multi-session when you burn the disc with bin file.) 4. Connect the PET705 with A

20、C-DC power supply (Make sure power supply is always connected during software upgrade process, otherwise it may damage the flash of the set) 5. Power ON the set 6. Insert the disc 7. The display will show “UPGRADE FILE DETECTED” and then press PLAY 8. The display will show LOADING 9. The display wil

21、l show “UPGRADE FILE DETECTED” again 10. Remove the disc and then check the software version 11. The upgraded set should show the software version to be “060210 13:52 SQPN 4”. 5.0 TROUBLESHOOTING & SERVICE TIPS Change of HV PCB ASSY 994000004201 and FUNCTION PCB ASSY 994000004202 (General Service In

22、formation BG ES PI-06/032) The phased out HV and FUNCTION PCBA board. The 12NC is shown as below: 994000004201 PET705 HV PCBA 994000004202 PET705 FUNCTION PCBA The phased in HV and FUNCTION PCBA board. The 12NC is shown as below: 996500040947 PET705 HV PCBA (NEW) 996500040948 PET705 FUNCTION PCBA (N

23、EW) 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 replace MAIN BOARD go to other SYM

24、PTOM 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 SCREEN IS NOT DISPLAYED ON THE

25、 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 no yes Refer to the symptom N

26、O 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? Replace LCD harness or main bo

27、ard 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 SYMPTOM: NO IMAGE OR SOUND COMES OUT FROM THE EXTERNAL I

28、NPUT start Replace the main board or the connector 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 Rep

29、lace 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 does not light when the battery is fully charged.) - Before this check, make sur

30、e 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 TROUBLESHOOTING & SERVICE TIPS SYMPTOM: THE DVD DRIVE DOES NOT WORK start Check the optical pic

31、k 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 DVD drive lights. CAUTION: Visible laser radiation when open and interlock defeated. Do not stare into La

32、ser 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 OK Insert a DVD disc and turn on the power What is the reaction of the DVD drive? The DVD drive works but

33、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 The operation of the DVD player stops at initializing display. Is there any message shown on display oading

34、?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 output stop during the operation? yes no RF AMP & SERVO & DVD PROCESSOR MPEG-2 DECODER & VIDEO ENCODER MT1389XE/

35、D2-L 6.0 OVERALL BLOCK DIAGRAM AC Adapter DC IN +9V DC / DC (BQ2057C)(TPC8207)(VG202C) 110240V 50/60Hz BATTERY KHM252 PU mechanism DRIVER (BA5888) 8M FlashROM MX26LV008BTC-55G 64M SDRAM HY57V641620ETP-H TC4W5327MHz AUDIO D/A (CS4345) UPD5100TFT MONITOR AUDIO AMP (AZ4558) HWD4863 HIGH VOLTAGE ASSY 74

36、HCU04 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 1 2 3 4 5 6 7 8 KEYIN3 KEYIN2 KEYIN1 KEYIN0 KEYOUT0 KEYOUT1 KEYOUT2 KEYOUT3 1 2 3 4

37、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 FCS- FCS+ TRK+ TRK- C D CD/DVD SW RF A B F GND V20 LD/VCC E NC VR CD VR DVD LD/CD MD VCC NC LD/DVD GND 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 1

38、2 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 HVGND GRIGHT TFT ON/OFF HV 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 XS1 XS008 XS6 FUNCTION BUTTON PCB LOADING MAIN P

39、CB LCD HV POWER PCB SWITCH PCB XS003 JS4 JS1 XS6 XS5 XS4 XS1 VCOMS TFT-16V SPIO NC NC CLD MODE1 GND VDD1 GND SPOI GND LCD R LCD G LCD B TFT5V TFT5V GND GND TFT+13V COMS GND GND MODE2 CLS SPS VDD1 GND VDD3V3 VDD3V3 GND GND GND -13V GND +16V GND 3.3V 3.3V GND SPKL- SPKL+ SPKR- SPKR+ GND GND TFT ON/OFF

40、 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 3 DCIN POWER SW GND 1 2 3 4 5 6 7 1 2 3 4 5 6 7 BATT+ BATT+ BATT+ TS GND GND GND XS2 BATTERY 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

41、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 1 2 3 4 BATT+ TS GND GND 1 2 3 4 XS001 8.0 ELECTRICAL DIAGRAM MAIN BOARD CIRCUIT DIAGRAM (MPEG) A18 OP- A19 OP+ A2 V1P4 ACLK CLK V2P8 A18 A19 MA10 DQM1 DQM0 WE# CAS#

42、RAS# RXD CS# V2P8 CKE CLK TXD BA1 BA0 MA11 MA9 MA8 MA7 MA6 MA5 MA4 CS# RAS# CAS# WE# MA3 MA2 MA1 MA0 DQM0 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ3 DQ6 DQ1 DQ2 DQ0 DQ5 DQ4 DQ9 DQ7 DQ10 DQ13 DQ11 DQ8 DQ14 DQ12 DQ15 DQ1 DQ0 DCLK IN1 DQ15 DQ14 PCE# DQ13 DQ12 DQ11 DQ10 DQ9 DQ8 DQM1 ABCK IN2 BA0 IN3 BA1 MA10 MA0 MA1 M

43、A2 MA3 CKE YUV3 MA11 MA9 MA8 MA7 MA6 MA5 MA4 CS# RAS# CAS# WE# RFO V1P4 A3 A4 A5 A6 A7 A8 PWR# A16 A15 A14 A13 A12 A11 A10 A9 A20 PCE# A1 POE# D0 D1 D2 D3 D4 D5 D6 D7 A17 A0 D7 D6 D5 D4 D3 D2 D1 D0A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 PCE# POE# PWR# PWR# A20 IN0 OPO V20 UWR D

44、V33 VIDEO# DV33 #SCL #SDA G VB PLLVDD3 RFVDD3 PLLVDD3 RFVDD3 DVDA DVDB DVDC DVDD REST RFVDD3 LIMIT RFO APLLVDD3 APLLVDD3 V18 MA B# MC# MD# INSW BATTERY V2P8 V2P8 V20 V1P4 #SCL DV33 #SDA TFTON DV33 DV33 ABCK ACLK DV33 V18 ADIN OP- OPO ACVDD3 ACVDD3 AR OPO ALRCK OP- OP+ ASDADA #DMSD FMO A-MUTE V18 TFT

45、REST AUXSW TFTSW E F XTALI V18 IR MD LDO2 LDO1 JITFO JITFN JITFN SPDIFOUT JITFO DV33 DV33 INSW TFTSW TRO FOD ADIN +P5V IR ADACVDD3 DV33 RXD TXD TXD RXD DV33 ADACVDD3 REST DACVDD3 DACVDD3 DACVDD3 DACVDD3 STBY V18 V1.7 C15 closed to Pin186 R37 39K CB114 0.1uF C9220P C37 10U SW2 ESE11SV1 R138 10 R5233

46、CB340.1uF CB146 100N L9 601H C96 10U CB3 0.1uF C971uF C177 2N2 CB69 0.1uF R93750k R90 10K CB11 0.1uF CB12 0.1uF C93 10U R61 4K7 L2 601H CB96 0.1uF C10233N C45 1N CB90 0.1uF CB115 100N C117390pF L4 601H MT1389D U2 MT1389D LQFP216/SMD DVDA 2 CRTPLP 210 DVDB 3 DVDC 4 DVDD 5 AGND 1 OSP 212 OSN 213 DVDRF

47、IP 6 DVDRFIN 7 MA 8 MB 9 MC 10 MD 11 SA 12 SB 13 SC 14 SD 15 CDFON 16 CDFOP 17 TNI 18 TPI 19 MDI1 20 MDI2 21 LDO2 22 LDO1 23 AVDD3 216 V2REFO 28 SGND 27 VREFO 30 V20 29 TEO 32 FEO 31 FG/ADIN1 43 RFLVL/RFON 26 CSO/RFOP 25 TEZISLV 33 OP_OUT 34 OP_INN 35 OP_INP 36 FOO 42 TRO 41 GPIO1 45 TROPENPWM 39 PW

48、MOUT1/ADIN0 40 GPIO2 46 FMO 38 DMO 37 HIGHA4 65 HIGHA5 64 HIGHA7 62 DVDD3 61 A16 60 IOWR# 59 DVDD3 58 IOA6 52 AD6 81 AD2 77 AD1 76 IOA18 55 DVSS 74 IOOE# 73 IOA1 72 DVSS 71 HIGHA6 63 ALE 83 IOA7 53 HIGHA0 54 IOCS# 70 IOA19 57 IOA21 82 AD0 75 HIGHA3 66 HIGHA1 68 AD5 80 IOA20 69 DVSS 56 HIGHA2 67 DVDD

49、18 84 AD7 85 A17 86 DVDD3 87 IOA0 88 UWR# 89 URD# 90 UP1_2 91 UP1_3 92 YUV_CLK 93 UP1_4 94 UP1_5 95 IR 106 UP1_6 96 DVSS 97 ADCVDD3 204 ADCVSS 205 UP1_7 98 UP3_0 99 UP3_1 100 UP3_4 101 UP3_5 102 YUV_D3 103 ICE 104 PRST# 105 INT0# 107 DVDD3 108 ACLK 162 ABCK 161 DVSS 160 GPIO5 159 GPIO4 158 GPIO3 157 DVDD18 156 RA4 155 RA5 154 RA6 153 RA7 152 DVDD3 151 RA8 150 RA9 149 RA11 148 CKE 147 RCLK