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Philips PVD1075 Service Manual
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Philips PVD1075 Service Manual

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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
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 1.1
PVD1075/PVD1079
All version
Chapter
3141 785 32201

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Summary of Contents for Philips PVD1075

  • 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 32201 Version 1.1...
  • Page 2 1.0 TECHNICAL SPECIFICATION General Dimensions (W x H x D): Weight: Power & Battery Power supply voltage: AC 100V-240V DC 9V/ 2A Power consumption: Operating temp. & RH: 0 to +45 degC / 30 – 90% RH Battery voltage (Li-ion) 7.4V Battery capacity 3200mAH...
  • Page 3 1.0 TECHNICAL SPECIFICATION Procedure on how to check the software version of the Portable TV 1. Power on the set and make sure there is no media device in it 2. Press MENU key on top of the set, and then press “1 -> 4 -> 0 -> 0” by remote control within 3 seconds (if failed, you need to retry the input process)
  • Page 4 1.0 TECHNICAL SPECIFICATION Procedure on how to upgrade the software of the Portable TV For the best performance of your Portable TV. Check www.philips.com/support for latest software upgrades available. A) MPEG firmware upgrade Unzip the PHILIPS.ROM Drag-n-drop to USB drive...
  • 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: Instruction For Use

    3.0 INSTRUCTION FOR USE...

  • Page 9: Mechanical Instructions

    4.0 MECHANICAL INSTRUCTION A) Separate the main set into four modules Remove the screws on panel back cabinet. Remove the screws on stand back cabinet. Open the stand back cabinet and pull out all wires connection on main board. Separate the stand back cabinet with main board and tuner board on it.
  • Page 10 4.0 MECHANICAL INSTRUCTION Open the panel back cabinet and panel front cabinet, pull out the wires connection on LCD board. Separate the panel front cabinet. Turn to the backside of the stand front cabinet, remove two PU foams near the hinge, and remove the screws on hinge and bush hinge Separate the wires and hinge,...
  • Page 11 4.0 MECHANICAL INSTRUCTION B) Separate the parts inside panel front cabinet Remove the screws and separate all parts. C) Separate the parts inside panel back cabinet Remove the Key board from the panel back cabinet...
  • Page 12 4.0 MECHANICAL INSTRUCTION D) Separate the parts inside stand front cabinet Remove the screws on the plate metal EMI, and separate them Remove the screws on the speaker bracket ear to separate them from stand front cabinet...
  • Page 13 4.0 MECHANICAL INSTRUCTION Remove the screws on the IR board to separate it from cabinet Carefully remove the battery assy from the cabinet E) Separate the parts inside stand back cabinet Remove the screws on main PCBA and tuner PCBA to separate them from stand back cabinet...

  • Page 14: Troubleshooting

    5.0 TROUBLESHOOTING SYMPTOM: BATTERY NO POWER (CAN’T POWER ON) 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 Main Board Replace Key Board Replace LCD Board...
  • Page 15 5.0 TROUBLESHOOTING SYMPTOM: ENTERNAL AV-IN NO IMAGE SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE) Start Check the inside 20pin Reinsertion Cable connection is OK? NOTE: AV Cable TYPE from outside to Inside L-Audio, R-Audio, Video, Ground Replace Main Board...
  • Page 16 5.0 TROUBLESHOOTING SYMPTOM: NO SOUND SYMPTOM: NO SOUND COMES FROM SPEAKER Start Check the Connection OK? Reinsertion Check speaker OK? Change the speaker 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 button and FFC 5 PIN Replace LCD Board Replace Main Board Customer cable OK? Check the 20 Pin /10 Pin Wire Cable OK? Replace Key Board...
  • Page 18 5.0 TROUBLESHOOTING SYMPTOM: REMOTE CONTROL CANNOT WORK SYMPTOM: THE REMOTE CONTROL CAN NOT WORK Start Check 8 Pin wire CABLE form Main board to IR Cable Reinsertion Board connection OK? Replace IR receiver Check IR -board OK? Or IR Board UX1 Replace IR board (Code Lost) Replace main board...
  • Page 19 SYMPTOM: USB CANNOT WORK SYMPTOM: THE USB DOESN＇T WORK Start Check USB INSERTION USB Reinsertion Add external adaptor on USB PVD1075 USB current limit Is Check the external USB Over spec 500mA power consumption ? Change another USB Replace main board...
  • Page 20 5.0 TROUBLESHOOTING SYMPTOM: PANEL DISPLAY FAILURE SYMPTOM: Panel Display Fail Start Check CABLE form LCD Board to LCD Panel Cable Reinsertion connection OK? Check LCD Board OK? Replace LCD Board Replace Main board Return to custormer...
  • Page 21 5.0 TROUBLESHOOTING SYMPTOM: KEY & BUTTON FAILURE SYMPTOM: Key & Button Fail Start Check FFC 5 PIN CABLE form LCD board to Cable Reinsertion Key board connection OK? Check KEY board OK? Replace KEY board Replace LCD board Return to custormer...

  • Page 22: Overall Block Diagram

    6.0 OVERALL BLOCK DIAGRAM PVD1075/12...
  • Page 23 6.0 OVERALL BLOCK DIAGRAM Li-Polymer Battery W/ Protect Schematics Rechargeable Li Polymer battery adopted Protect Schematics: Over Voltage, Over Current, Under Voltage Adapter In W/ Over Voltage Protect 9V/2A Adapter Over voltage protect schematics will cut-off DC power supply if higher than 15 V DC adapter plug in.
  • Page 24 6.0 OVERALL BLOCK DIAGRAM 18. DE-POP Schematics Power ON/OFF pop noise cancellation schematics. 19. IR CON Pin Define as below 5V, IR-FLASH(By SOC) , EX-IR , Charge ( LED) , EN-DC/DC 5V , VBAT , GND 20. IR Board Circuit 36K IR , MCU ( PIC12F675) , TWO LED ( RED , GREEN ) 21.
  • Page 25 6.0 OVERALL BLOCK DIAGRAM PVD1079/12...
  • Page 26 7.0 COMPONENT LAYOUT - MAIN BOARD...
  • Page 27 MAIN BOARD - BOTTOM SIDE...
  • Page 29 TUNER BOARD - BOTTOM SIDE...
  • Page 30 LCD BOARD...
  • Page 31 LCD BOARD - BOTTOM SIDE...
  • Page 32 IR BOARD...
  • Page 33 IR BOARD - BOTTOM SIDE...
  • Page 34 INVERTER BOARD...
  • Page 35 KEY BOARD...
  • Page 36 KEY BOARD - BOTTOM SIDE...

  • Page 37: Exploded View Diagram & Service Part List

    8.0 EXPLODED VIEW DIAGRAM & SERVICE PART LIST...
  • Page 38 TFT LCD 10.2” A102VW01 V7, UO 996510009012 SPEAKER 996510009010 SPEAKER BRACKET EAR PVD1075 996510008993 PANEL FRONT CABINET PVD1075 996510008994 PANEL BRACKET PVD1075 996510009007 PANEL BACK CABINET ASSY PVD1075 996510009009 SUBSTITUTE HINGE 996510009011 HINGE 996510009016 STAND FRONT CABINET ASSY 996510009018 STAND BACK CABINET ASSY 996510009021...
  • Page 39 PCB ASSY KEY PAD BOARD Mechanical Part list: 12NC Description Remark 996510008992 TFT LCD 10.2” A102VW01 V7, UO 996510009012 SPEAKER 996510009010 SPEAKER BRACKET EAR PVD1075 996510008993 PANEL FRONT CABINET PVD1075 996510008994 PANEL BRACKET PVD1075 996510012743 PANEL BACK CABINET ASSY PVD1079 996510009009 SUBSTITUTE HINGE 996510009011...

  • Page 40: Revision List

    9.0 REVISION LIST Version 1.0 (3141 785 32200) • Initial release PVD1075/12 Version 1.1 (3141 785 32201) • Updated section 1 – technical specification • Updated section 8 – replace AC adaptor from 996510009004 to 996510001049 • Update service manual to add PVD1079/12...

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