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Philips PET723 Service Manual
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Philips PET723 Service Manual

Philips PET723 Service Manual

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Download this manual See also: User Manual
DVD Portable Player
Service Manual

TABLE OF CONTENTS

Technical Specification & Service Tips......................... 1
Safety Instructions..................................................... 2
Instruction for Use...................................................... 3
Mechanical Instructions.............................................. 4
Troubleshooting .........................................................5
Overall Block Diagram................................................. 6
Electrical Diagram...................................................... 7
Service Part List.......................................................... 8
Revision List............................................................. 9
©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 any form or by any means, electronics,
mechanical, photocopying, or otherwise without the prior permission of Philips
Version 1.0
PET723
All version
Chapter
3141 785 32530

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Summary of Contents for Philips PET723

  • Page 1: Table Of Contents

    All rights reserved. No part of this publication may by reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronics, mechanical, photocopying, or otherwise without the prior permission of Philips 3141 785 32530 Version 1.0...
  • Page 2 1.0 TECHNICAL SPECIFICATION Service Policy on PCBA of PET723 Type Main PCBA TFT PCBA BATTERY PCBA KEY PCBA MLR = module swap...

  • Page 3: Technical Specification

    1.0 TECHNICAL SPECIFICATION General Playback disc type: DVD, Picture-CD, SVCD, Video CD, MP3- CD, CD-R/CD-RW, WMA-CD, DVD-R, DVD- Dimensions (W x H x D): 158 x 210 x 39.5 mm RW, DVD+R, DVD+RW Bear Unit Weight: 0.75 kg +/- 5% Power supply: Video Playback Format: DVD / VCD / SVCD / CD...
  • Page 4 For the best performance of your DVD Portable. Check www.philips.com/support for latest software upgrades available. A) By CD-ROM Download the “PHILIPS.BIN” file from the Philips support site Unzip the file and then burn it into a CD-ROM to make a disc for upgrade CD-ROM disc name must be “PHILIPS”...
  • Page 5 2.0 SAFTETY INSTRUCTIONS WAARSCHUWING WARNING Alle IC’s en vele andere halfgeleiders zijn All ICs and many other semi-conductors are gevoelig voor electrostatische ontladingen susceptible to electrostatic discharges (ESD). (ESD). Careless handling during repair can reduce life Onzorgvuldig behandelen tijdens reparatie kan drastically.
  • Page 6 2.1 ESD PROTECTION When the power supply is being turned on, you may not remove this laser cautions label. If it removes, radiation of laser may be received. 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 replacement, its life might be shortened.
  • Page 7 SAFTY NOTICE SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Plug the AC line cord directly into a 120V AC outlet (do Measure the AC voltage across the 1500 resistor. not use an isolation transformer for this check). Use an The test must be conducted with the AC switch on and AC voltmeter, having 5000 per volt or more sensitivity.

  • Page 8: Safety Instructions

    2.2 SAFETY INSTRUCTIONS Battery Handling Guideline Since the battery is packed in soft package, to ensure its better performance, it’s very important to carefully handle the battery 2.2.1 Soft Aluminium foil The soft aluminum packing foil is very easily damaged by sharp edge parts such as Ni-tabs, pins and needles. •...

  • Page 9: Instruction For Use

    3.0 INSTRUCTION FOR USE...

  • Page 10: Mechanical Instructions

    4.0 MECHANICAL INSTRUCTION Disassembly Procedure 1. Remove 5pcs of screws on the side of bottom cabinet (including the one behind plastic stand). 2. And don’t forget remove the screws when you slip the DVD cabinet slip the TFT section, then you can open the bottom cabinet.
  • Page 11 4.0 MECHANICAL INSTRUCTION 4. up-plug the FFC from DVD driver, then you can take out the DVD Driver. 5. Remove the flex FFC on the bottom side behind the black flannel . 6. Remove 4 pcs of screws on the battery board.
  • Page 12 4.0 MECHANICAL INSTRUCTION 8. Remove 10pcs of screws on the TFT bottom cabinet. Then you can open the display frame, carefully! ( There is a catch as shown in the pictures) 9. To remove the hinge, remove the screws on the hinge.
  • Page 13 4.0 MECHANICAL INSTRUCTION 11. up-plug the speaker line from TFT board, and don't forget de-soldering the black ground wire behind black flannel. At last you can take out the driver board from cabinet using eradicator. 12. Don’t forget to up-plug the FFC which connect with TFT board and main board...

  • Page 14: Troubleshooting

    5.0 TROUBLESHOOTING SYMPTOM: BATTERY NO POWER BATTERY CAN＇T Power ON Start Check charging Check adaptor Check Battery capacity? SET OK? function OK? power-ON OK? Check the Power-ON No Defect, return button and cable OK? set to Customer Replace Button or Replace Main Board Cable...
  • Page 15 5.0 TROUBLESHOOTING SYMPTOM: NO IMAGE / NO SOUND SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE) Start Check DVD Drive work? Replace DVD Drive Check the external AV NOTE: AV Cable TYPE from outside to note Cable TYPE Exchange AV cable Inside L-Audio, R-Audio, Video, Ground connection is OK?
  • Page 16 5.0 TROUBLESHOOTING SYMPTOM: THE DVD DRIVE DOES NOT WORK SYMPTOM: THE DVD DRIVE DOESN＇T WORK Start Check DVD-Loader Cable Reinsertion connection OK? Check the DVD-Loader Replace DVD- Loader Replace main board...
  • Page 17 5.0 TROUBLESHOOTING SYMPTOM: ADAPTOR CANNOT POWER ON Adaptor can not Power ON Start Check Adaptor OK? Change adaptor SET OK? Check the Power-ON Return set to Replace Main Board button and cable OK? Customer Replace Button or Cable...
  • Page 18 5.0 TROUBLESHOOTING SYMPTOM: REMOTE CONTROL CANNOT WORK SYMPTOM: THE REMOTE CONTROL CAN NOT WORK Start Check CABLE form bottom board to top board Cable Reinsertion connection OK? Check TOP-board OK? Replace IR receiver Replace top board Replace main board Return to custormer...
  • Page 19 5.0 TROUBLESHOOTING SYMPTOM: NO SOUND FROM HEADPHONE...
  • Page 20 5.0 TROUBLESHOOTING SYMPTOM: LED DISPLAY FAILURE SYMPTOM: LED Display Fail Start Check CABLE form Main board to top board Cable Reinsertion connection OK? Check TOP-board OK? Replace LED Replace top board Replace main board Return to custormer...
  • Page 21 5.0 TROUBLESHOOTING SYMPTOM: KEY & BOTTON FAILURE SYMPTOM: Key & Botton Fail Start Check CABLE form board to Cable Reinsertion board connection OK? Check KEY board OK? Replace KEY board Replace main board Return to custormer...
  • Page 22 6.0 BLOCK DIAGRAM...

  • Page 23: Electrical Diagram

    7.0 ELECTRICAL DIAGRAM The following pages contain electrical diagram in below sequence: 1. Main board (5pages) 2. TFT driver board (1page)
  • Page 24 120R R178 3.3K R179 +5VCC 1uF(0805) POWER FB 600R C12 1000P/NC R180 2.7K/NC TO 4558 SS7701 GREEN R186 100u/10V 0.1uF TO IR/AVOUT 10uH 4532 0.1uF 10uF/10V Title PET723 DVD SCHEMATIC Size Document Number <Doc> Date: Wednesday, March 19, 2008 Sheet...
  • Page 26 SLED+ DCMO+ VOSL+ VOLD+ VOFC- VOTK- FOCUS- TRACK- VOFC+ VOTK+ FOCUS+ AT5654 TRACK+ EC24 0.1uF 0.1uF 0.1uF 100u/10V SGND MGND MGND MGND ASD ( SZ ) Title PET723 DVD SCHEMATIC Size Document Number <Doc> Date: Wednesday, March 19, 2008 Sheet...
  • Page 27 VER1 EC40 10uF/10V earphone R132 EC41 100uF/10V FB2K2 EC42 10uF/10V R133 EC43 100uF/10V FB2K2 R134 180R C106 0.1uF APA2822 R135 C109 EC44 100uF/10V 820P C111 0.1uF Title PET723 DVD SCHEMATIC Size Document Number <Doc> Date: Wednesday, March 19, 2008 Sheet...
  • Page 28 TFT_R C131 0/0805 TFT_G TFT_R AMP_G TFT_B C132 0/0805 AMP_B R156 R157 R158 STHL STHL STHL PCK1 PCK1 PCK1 DC_FBK1 DC_FBK1 VGND SGND DCPWM1 DCPWM1 32PIN/0.5MM/立式 Title PET723 DVD SCHEMATIC Size Document Number <Doc> Date: Wednesday, March 19, 2008 Sheet...
  • Page 29 DCPWM1 YD3414 C123 R145 2N3904 SS214U C124 +9VIN SGND 32PIN/0.5MM/立式 R147 47uF/16V R146 100 The two keys are on the KEY board C129 100n DGND DGND Title PET723 TFT SCHEMATIC Size Document Number <Doc> Date: Wednesday, March 19, 2008 Sheet...

  • Page 36: Service Part List

    8.0 SERVICE PART LIST Electrical Part List: Service 12NC Service Description Photo Pos. PET723/05 PET723/12 996510013814 MAIN PCBA PET723/93 PET723/98 PET723/05 PET723/12 996510013815 TFT DRIVER PCBA + KEY PCBA PET723/93 PET723/98 PET723/05 PET723/12 996510013816 BATT & BATT PCBA ASSY PET723/93...
  • Page 37 8.0 SERVICE PART LIST Mechanical Part List: Service Service Description Photo Pos. 12NC PET723/05 996510009852 7” LCD PANEL ASSY LG J2 PET723/12 PET723/93 996510002360 7” LCD PANEL ASSY LG E2 PET723/98 PET723/05 PET723/12 996510007686 DVD LOADER 1200X PET723/93 PET723/98 PET723/05 PET723/12 MONITOR TOP CABINET &...
  • Page 38 8.0 SERVICE PART LIST Mechanical Part List: Service Service Description Photo Pos. 12NC PET723/05 PET723/12 996510011219 OK BUTTON PET723/93 PET723/98 PET723/05 PET723/12 996510011220 NENU BUTTON PET723/93 PET723/98 PET723/05 PET723/12 996510011221 AV OUT / DVD BUTTON PET723/93 PET723/98 PET723/05 PET723/12 996510011222...
  • Page 39 8.0 SERVICE PART LIST Mechanical Part List: Service Service Description Photo Pos. 12NC PET723/05 PET723/12 996510011228 R STAND LOCK POM PET723/93 PET723/98 PET723/05 PET723/12 996510011229 L STAND LOCK POM PET723/93 PET723/98 PET723/05 PET723/12 996510011230 WHEEL POM PET723/93 PET723/98 PET723/05 PET723/12...
  • Page 40 8.0 SERVICE PART LIST Accessories Part List: Service 12NC Service Description Photo Pos. No. 996510010377 AC/DC ADAPTER FOR PET723/05 996510002353 AC/DC ADAPTER FOR PET723/12 ACAPT 996510011235 AC/DC ADAPTER FOR PET723/37 996510012875 AC/DC ADAPTER FOR PET723/93 996510010378 AC/DC ADAPTER FOR PET723/98...

  • Page 41: Revision List

    9.0 REVISION LIST Version 1.0 (3141 785 32530) • Initial release PET723/05, /12, /93, /98...