Philips-PET-705-Service-Manual电路原理图.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 1.0 TECHNICAL SPECIFICATIONGeneralDimensions (WxLxH): 19.3 x 16.1 x 3.0 cm7.72 x 6.44 x 1.2 inchesWeight: 0.824 kg / 1.81 lbPower supply: DC 9V 2.2APower consumption: 30WOperating te
4、mp. range: 0 - 50C (32 122F)Laser wavelength: 650nmVideo system: NTSC / PAL / AUTOFrequency response: 20Hz 20KHz 1dB Signal/noise ratio: 85dBAudio distortion + noise: -80(1KHz)Channel separation: 85dBDynamic range: 80dBOutputAudio out (analog audio): Output level: 2V 10%Load impedance: 10KVideo out
5、Output level: 1Vp - p 20%Load impedance: 75Current consumptionDC-IN SUPPLY (9.0V)Battery Charging Current 1.2A typ.BATT. SUPPLY (7.2V)Power Off 0APlayback with TFT on 2.5hrsHeadphone out (headphone output load 2x16ohm)Maximum output power: 10mWFrequency response: 20Hz - 20kHzSNR (A-wght): 80dB typ.T
6、HD (1kHz): BTo repeat or loop a sequencein a titlePLAY-MODESelects play order options7 0 - 9Numeric keypad8 MUTEMuting play volumeREPEATRepeats chapter / title / disc9 RETURNFor VCD menu pageANGLESelects DVD camera angleSUBTITLESubtitle language selectorLANGUAGELanguage selectorMENUDisplays MENU pag
7、eSETUPEnters SETUP menuRemote ControlUp / down / left / right cursorConfirms selectionOn Screen Display on / offINFRA RED PORTBATTERY COMPARTMENT1011121314Pause playbackPress twice to stop playback/For previous ( ) or next ( )chapters, tracks or titles/Search backward ( ) or searchforward ( )Starts
8、/ resumes playbackVOLUMEVolume control4.0 MECHNICAL INSTRUCTIONSFig.1soldered1. Back View as Fig.1Remove screws to remove base2. Soldered short pattern for laser diode as Fig.23.Fig.2Remove DVD driver and main board as Fig.3,4Disconnect the DVD driver and main boardFig.34. Remove key board and other
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