Philips-DVD-950-Service-Manual电路原理图.pdf

《Philips-DVD-950-Service-Manual电路原理图.pdf》由会员分享，可在线阅读，更多相关《Philips-DVD-950-Service-Manual电路原理图.pdf（66页珍藏版）》请在收音机爱好者资料库上搜索。

1、Published by MW 9970 Service PaCE Printed in the Netherlands Subject to modification c533122 785 10130Copyright reserved 1999 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted,

2、 in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips.DVD-Video Player DVD 950DVD950/171TRACKTITLESCANTIMETRACKTOTALCHAPTERCDSHUFFLECHAPTERTITLE TRACKV REPEAT-BAOPEN/ CLOSEPAUSESTOP3D-SOUNDPLAYPHONESMPEG MultichannelSTAND BYLEVELDIGI

3、TAL OUTDVD 950 DVD /VIDEO CD /CD PLAYERContents Page1 Technical specifications and connection facilities 22 Warnings and laser safety instructions 33 Directions for use 54 Service hints 245 Blockdiagram 25Dismantling instructions 26Exploded view 27Wiringdiagram 286 Electrical diagrams and print-layo

4、uts Diagram PWBPower supply 29 30Troubleshooting Power supply 31Volume / Standby (Diagr. C1/D1) 32 32Headphone / Microphone panel (Diagram B1) 33 34Display panel 35 36Troubleshooting Display Board 37Troubleshooting A/V Board 37/39Oscillograms 40A/V Boards (Diagr A1-A3) 41 447 Diagnostic software you

5、 may need them to transport yourplayer in the future.Placementa71Place the player on a firm,flat surface.a71Keep the player awayfrom domestic heating equipment and directsunlight.a71In a cabinet,allow about 2.5 cm (1 inch) of free space all around theplayer for adequate ventilation.a71If the DVD-Vid

6、eo player cannot read CDs/DVDs correctly,use acommonly available cleaning CD/DVD to clean the lens before taking theDVD-Video player to be repaired.Other cleaning methods may destroythe lens.Always keep the tray closed to avoid dust on the lens.a71The lens may cloud over when the DVD-Video player is

7、 suddenly movedfrom cold to warm surroundings.Playing a CD/DVD is not possible then.Leavethe DVD-Video player in a warm environment until the moistureevaporates./2356789101112.41TRACKSAUDIO CDTRACK 1TRACK 2INDEX 1INDEX 2INDEX 1INDEX 2INDEX 3VIDEO CDINTRODUCTION 9IntroductionEntertainment for the new

8、 millenniumVideo was never like this before! Digital video discs provide perfectdigital,studio-quality pictures;with three dimensional digital,multi-channel audio,story sequences screened from your choice of cameraangle;sound tracks in as manyas eight languages;and up to 32 subtitles ifavailable on

9、disc.Whether you watch DVD-Video on wide-screen orregular TV,you always see it the way it was meant to be.Digital video DVD-Video uses state-of-the-art MPEG2 data compression technologyto register an entire movie on a single 5-inch disc.DVDs variable bitratecompression,running at up to 9.8 Mbits/sec

10、ond,captures even the mostcomplex pictures in their original quality.The crystal-clear digital pictures havea horizontal resolution of over 500lines,with 720 pixels (picture elements) to each line.This resolution ismore than double that of VHS,superior to Laser Disc,and entirelycomparable with digit

11、al masters made in recording studios.DVD-Video discs conform to either the PAL or NTSC video standard.This player can play both PAL and NTSC discs,presenting them in thebest possible way on your multi-standard TV screen.As the universal video system of the future,DVD-Video offers optimalpictures on

12、any TV screen.IntroductionYour Philips DVD-Video player will play digital video discs conforming tothe universal DVD-Video standard.With it,you will be able to enjoy full-length movies with true cinema picture quality,as well as stereo ormulti-channel sound (depending on the disc and your playback s

13、etup).The unique features of DVD-Video,such as selection of sound track,subtitle languages and different camera angles (again depending on thedisc),are all included.Whats more,Philips Child Lock lets you decidewhich discs your children will be able to see.In addition to DVD-Video discs,you will be a

14、ble to play all Video CDsand Audio CDs (including finalized CD Recordable and CD Rewritable).You will find the On-Screen Display,player display,and remote controlmake the player easy to use.The manual provides all information you willneed,so read on!DVD-VideoYou will recognize DVD-Video discs bythe

15、logo shown on left.Depending on the material on the disc (a movie,video clips,a dramaseries,etc.) the disc may haveone or more Titles.Each Title may haveone or more Chapters.Tomake playback easy and convenient,your player lets you select Titles and playback Chapters.TITLE 1TITLE 2CHAPTER 1CHAPTER 2C

16、HAPTER 1CHAPTER 2CHAPTER 3DVD-VIDEO DISC8INTRODUCTIONDirections for useGB 10 DVD 9503.Rear panel Caution:Do not touch the inner pins of the jacks on the rearpanel connectors.Electrostatic discharge may cause permanentdamageto the unit.COAXIALOPTICALSURROUNDSUB WFCENTREMULTICHANNEL AUDIO OUTDIGITAL A

17、UDIO OUTPCM/MPEG2/AC3SURROUNDFRONT FRONTMAINSCVBSVIDEO OUTAUDIOYS-VIDEOL1 2RCBCROUTCINEMALINKL RVideo Out (CVBS) - connect to a TV with CVBS video inputsVideo Out (S-Video) - connect to a TV with S- Video (Y/C) inputsVideo Out (CRCBY) - connect to a TV receiver with CRCBY inputsDigital audio out jac

18、k (optical) - connect to digital (optical) equipment Digital audio out jack (coaxial) - connect to digital (coaxial) equipment Audio / L/R(Left/Right) - connect to an amplifier,receiver or stereo systemMAINS power jack - connect to the power sourceFUNCTIONAL OVERVIEW 11Multichannel connections (Conn

19、ect to a multichannel receiver)- center speaker connection- subwoofer connection- front speakers connections- surround speakers connectionsFunctional overviewFront panelPHONES - for connecting headphonesLEVEL - headphone volume control9STOP- stops video/audio play;PAUSE- interrupts video/audio play

20、or advances to the next picture frame/OPEN/CLOSE- opens/closes the disc trayDisc tray/TRACKTITLESCANTIMETRACKTOTALCHAPTERCDSHUFFLECHAPTERTITLETRACKVREPEAT-BAOPEN/ CLOSEPAUSESTOPSOUNDPLAYPHONESMPEGMultichannelSTANDBY-ONDVD 9500DVD VIDEO CD CD PLAYER/LEVELDIGITAL OUTSOUND - selects Stereo,Dolby Surrou

21、nd,3D Sound or Multichannel SoundS- PREVious title/chapter/track 2PLAY- starts video/audio playT- NEXTtitle/chapter/trackDisplay - shows the current status of the playerStandby indicator- lights up red when the player is in Standby mode onlySTANDBY-ON- switches the player to Standby mode or to ON10FUNCTIONAL OVERVIEW