Philips-DVD-950-Service-Manual(1) 电路图 维修手册.pdf

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1、Published by MW 9970 Service PaCEPrinted in the NetherlandsSubject to modification? 3122 785 10130 Copyright 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, in

2、 any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. DVD-Video PlayerDVD 950 DVD950/171 TRACKTITLESCAN TIMETRACKTOTAL CHAPTERCDSHUFFLE CHAPTERTITLETRACK VREPEAT-BA OPEN/ CLOSE PAUSESTOP 3D-SOUND PLAY PHONES MPEGMultichannel STAND BY L

3、EVEL DIGITAL OUT DVD 950 DVD /VIDEO CD /CD PLAYER ContentsPage 1Technical specifications and connection facilities2 2Warnings and laser safety instructions3 3Directions for use5 4Service hints24 5Blockdiagram25 Dismantling instructions26 Exploded view27 Wiringdiagram28 6Electrical diagrams and print

4、-layoutsDiagram PWB Power supply2930 Troubleshooting Power supply31 Volume / Standby(Diagr. C1/D1) 3232 Headphone / Microphone panel(Diagram B1)3334 Display panel3536 Troubleshooting Display Board37 Troubleshooting A/V Board37/39 Oscillograms40 A/V Boards(Diagr A1-A3)4144 7Diagnostic software you ma

5、y need them to transport your player in the future. Placement GPlace the player on a firm, flat surface. GKeep the player away from domestic heating equipment and direct sunlight. GIn a cabinet, allow about 2.5 cm (1 inch) of free space all around the player for adequate ventilation. GIf the DVD-Vid

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

7、r is suddenly moved from cold to warm surroundings. Playing a CD/DVD is not possible then. Leave the DVD-Video player in a warm environment until the moisture evaporates. / / 235678910 11 12 .41 TRACKS AUDIO CD TRACK 1TRACK 2 INDEX 1INDEX 2INDEX 1INDEX 2INDEX 3 VIDEO CD INTRODUCTION 9 Introduction E

8、ntertainment for the new millennium Video was never like this before! Digital video discs provide perfect digital, studio-quality pictures; with three dimensional digital, multi- channel audio, story sequences screened from your choice of camera angle; sound tracks in as many as eight languages; and

9、 up to 32 subtitles if available on disc.Whether you watch DVD-Video on wide-screen or regular TV, you always see it the way it was meant to be. Digital video DVD-Video uses state-of-the-art MPEG2 data compression technology to register an entire movie on a single 5-inch disc. DVDs variable bitrate

10、compression, running at up to 9.8 Mbits/second, captures even the most complex pictures in their original quality. The crystal-clear digital pictures have a horizontal resolution of over 500 lines, with 720 pixels (picture elements) to each line.This resolution is more than double that of VHS, super

11、ior to Laser Disc, and entirely comparable with digital 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 the best possible way on your multi-standard TV screen. As the universal video

12、 system of the future, DVD-Video offers optimal pictures on any TV screen. Introduction Your Philips DVD-Video player will play digital video discs conforming to the universal DVD-Video standard.With it, you will be able to enjoy full- length movies with true cinema picture quality, as well as stere

13、o or multi-channel sound (depending on the disc and your playback setup). The unique features of DVD-Video, such as selection of sound track, subtitle languages and different camera angles (again depending on the disc), are all included.Whats more, Philips Child Lock lets you decide which discs your

14、 children will be able to see. In addition to DVD-Video discs, you will be able to play all Video CDs and Audio CDs (including finalized CD Recordable and CD Rewritable). You will find the On-Screen Display, player display, and remote control make the player easy to use.The manual provides all infor

15、mation you will need, so read on! DVD-Video You will recognize DVD-Video discs by the logo shown on left. Depending on the material on the disc (a movie, video clips, a drama series, etc.) the disc may have one or more Titles. Each Title may have one or more Chapters.To make playback easy and conven

16、ient, your player lets you select Titles and playback Chapters. TITLE 1TITLE 2 CHAPTER 1CHAPTER 2CHAPTER 1CHAPTER 2CHAPTER 3 DVD-VIDEO DISC 8 INTRODUCTION Directions for useGB 10DVD 9503. Rear panel Caution: Do not touch the inner pins of the jacks on the rear panel connectors. Electrostatic dischar

17、ge may cause permanent damage to the unit. COAXIALOPTICAL SURROUNDSUB WF CENTRE MULTICHANNEL AUDIO OUT DIGITAL AUDIO OUT PCM/MPEG2/AC3 SURROUNDFRONT FRONT MAINS CVBS VIDEO OUT AUDIO YS-VIDEO L1 2R CBCR OUT CINEMA LINK L R Video Out (CVBS) - connect to a TV with CVBS video inputs Video Out (S-Video)

18、- connect to a TV with S- Video (Y/C) inputs Video Out (CRCBY) - connect to a TV receiver with CRCBY inputs Digital audio out jack (optical) - connect to digital (optical) equipment Digital audio out jack (coaxial) - connect to digital (coaxial) equipment Audio / L/R (Left/Right) - connect to an amp

19、lifier, receiver or stereo system MAINS power jack - connect to the power source FUNCTIONAL OVERVIEW 11 Multichannel connections (Connect to a multichannel receiver) - center speaker connection - subwoofer connection - front speakers connections - surround speakers connections Functional overview Fr

20、ont panel PHONES - for connecting headphones LEVEL - headphone volume control 9 STOP - stops video/audio play ; PAUSE - interrupts video/audio play or advances to the next picture frame / OPEN/CLOSE - opens/closes the disc tray Disc tray / TRACKTITLESCAN TIMETRACKTOTAL CHAPTERCDSHUFFLE CHAPTERTITLET

21、RACK VREPEAT-BA OPEN/ CLOSE PAUSESTOP SOUND PLAY PHONES MPEGMultichannel STANDBY-ON DVD 9500 DVD VIDEO CD CD PLAYER/ LEVEL DIGITAL OUT SOUND - selects Stereo, Dolby Surround, 3D Sound or Multichannel Sound S - PREVious title/chapter/track 2 PLAY - starts video/audio play T - NEXT title/chapter/track

22、 Display - shows the current status of the player Standby indicator- lights up red when the player is in Standby mode only STANDBY-ON - switches the player to Standby mode or to ON 10 FUNCTIONAL OVERVIEW Directions for useGB 11DVD 9503. Remote control FUNCTIONAL OVERVIEW 13 MENU DVD - access menu of

23、 a DVD T/C - mode selector title/chapter MENU OSD - access or remove On-screen display 0-9numerical key pad TV VOL +/- - Volume up/down OK - acknowledge menu selection RETURN - go back to previous menu 9 - stop CH +/- - search channel forward/backward FTS - FTS active PAUSE - pause playback temporar

24、ily SHUTTLE - alternative fast forward and rewind JOG - frame-by-frame playback TV VOL SHUFFLE 132 465 798 0 ECHO JOG/PAUSE REVFWD FTS TV MUTE PBC ON/OFF STANDBY ON MENU DVDT/CMENU OSD SKIP/REW PLAY OK RETURN STOP SKIP/FF A/B REPEAT SCAN /i H 2 STANDBY-ON PBC ON/OFF TV MUTE - DVD-mode: selects Stere

25、o, Dolby Surround, 3D Sound reproduction - TV-mode: mute ON/OFF REPEAT - repeat chapter, track, title, disc REPEAT A-B - repeat sequence SCAN - playback of the first 10 seconds of each chapter within a title (DVD) or the first 10 seconds of each track on a disc (VCD/CD) S - skip/rewind 2 - play T -

26、skip/fast forward 1 2 3 4 - (left/right/up/down) cursor movement SHUFFLE - playback tracks in random order / - select DVD camera angle / - subtitle language selector - audio language selector - enlarge video image Display Front (left and right) speakers active Center speaker active Test tone active

27、Active audio format Surround (left and right) speakers active Subwoofer active DVD disc inserted (V)CD disc inserted Indicates current player function: Play, Pause, Search, etc. DVD TITLE number DVD CHAPTER number VCD/CD TRACK number TRACK TIME in hours, minutes and seconds TOTAL TIME in hours, minu

28、tes and seconds REPEAT CHAPTER/TITLE/TRACK active Remote control active (flashing) FTS active SCAN active REPEAT A-B active SHUFFLE active SHUFFLE REPEAT-BA SCAN TRACKTITLESCAN TIMETRACKTOTAL CHAPTERCDSHUFFLE CHAPTERTITLETRACK VREPEAT-BA TIMETOTAL TIMETRACK TRACK CHAPTER TITLE CDV 12 FUNCTIONAL OVER

29、VIEW Directions for useGB 12DVD 9503. Temporary Feedback Field icons Scan Repeat All Repeat Title Repeat Track Repeat Chapter Shuffle Shuffle Repeat Repeat A to end Repeat A-B Angle Child Lock On Child Safe Resume Action prohibited ON SCREEN DISPLAY INFORMATION 15 On-screen display information Menu

30、bar/Status window VUser preferencefSlow motion WTitle/TrackgFast motion XChapter/IndexhTime search YAudio language ZSubtitle language Angle aZoom cVideo Program bColor Setting dSound ePicture by Picture Status window icons The status window displays the current status of the player and appears with

31、the first part of the menu bar. (You must activate this in the Features Menu, see Personal Preferences for details). General Disc type Tray status Default screen The default screen is displayed when the player is in STOP mode. It may contain a Status Window and a Temporary Feedback Field.This screen

32、 gives information concerning prohibited actions, playback modes, available angles, etc. 14 ON SCREEN DISPLAY INFORMATION Directions for useGB 13DVD 9503. Connecting to optional equipment Connecting to an amplifier equipped with two channel analog stereo GConnect the audio Left and Right out jacks o

33、f the DVD player to the audio left and right on your amplifier, receiver or stereo system, using the optional audio cable (D). Connecting to an amplifier equipped with two channel digital stereo (PCM) 1Connect the players digital audio out jack (optical F or coaxial E) to the corresponding in jack o

34、n your amplifier. Use an optional digital (optical F or coaxial E) audio cable.(not supplied) 2You will need to activate the players digital output (see Personal Preferences). Connecting to an A/V receiver equipped with a multi- channel decoder (Dolby, MPEG 2 and DTS) Digital Multi-channel sound Dig

35、ital multi-channel connection provides the best sound quality. For this you need a multi-channel A/V receiver that supports one or more of the audio formats supported by your DVD player (MPEG 2, Dolby Digital (AC3) and DTS). Check the receiver manual and the logos on the front of the receiver. 1Conn

36、ect the DVD-players digital audio output (optical For coaxial E) to the corresponding input on the receiver using an optional digital (optical For coaxial E) audio cable.(not supplied) 2You will need to activate the players digital output (see Personal Preferences). Note: If the audio format of the

37、digital output does not match the capabilities of your receiver, the receiver will produce a strong, distorted sound or no sound at all.The selected audio format of the DVD is displayed in the Status Window when the Menu OSD is activated or Audio button is activated. Six Channel Digital Surround Sou

38、nd via digital connection can only be obtained if your receiver is equipped with a Digital Multi-channel decoder. To see the selected audio format of the current DVD in the Status Window, press the MENU OSD or the Audio Language selector button. All TV COAXIALOPTICAL SURROUNDSUB WF CENTRE MULTICHANN

39、EL AUDIO OUT DIGITAL AUDIO OUT PCM/MPEG2/AC3 SURROUNDFRONT FRONT MAINS CVBS VIDEO OUT AUDIO YS-VIDEO L1 2R CBCR OUT L R AMPLIFIER EFG PREPARATION 17 Preparation General notes - Depending on your TV and other equipment you wish to connect, there are various ways you could connect the player. Possible

40、 connections are shown in the following drawings. Please refer to the manuals of your TV,VCR, Stereo System or other devices as necessary to make the best connections. - Do not connect your DVD-player via your VCR.The video quality could be distorted by the copy protection system. - For better sound

41、 reproduction, connect the players audio out jacks to the audio in jacks of your amplifier, receiver, stereo or A/V equipment. See Connecting to optional equipment. Caution: Do not connect the players audio out jack to the phono in jack of your audio system. Connect to a TV Component Video (Y CRCB)

42、connection 1Connect the CR, CB,Y jacks on the DVD-player to the corresponding jacks on the TV (cable not included) (A). 2Connect the audio Left and Right out jacks to the audio left/right in jacks on the TV (C). S-Video (Y/C) connection 1Connect the S-Video jack on the DVD-player to the S-Video in j

43、ack on the TV using an optional S-Video cable (B). 2Connect the audio Left and Right out jacks to the audio left/right in jacks on the TV (C). Video CVBS connection 1Connect the Video out (CVBS) jack to the video in jack on the TV using the audio/video cable supplied (C). 2Connect the audio Left and

44、 Right out jacks to the audio left/right in jacks on the TV. TV COAXIALOPTICAL SURROUNDSUB WF CENTRE MULTICHANNEL AUDIO OUT DIGITAL AUDIO OUT PCM/MPEG2/AC3 SURROUNDFRONT FRONT CVBS VIDEO OUT AUDIO YS-VIDEO L1 2R CBCR OUT L R C B A 16 PREPARATION Directions for useGB 14DVD 9503. PREPARATION 19 Connec

45、ting the power cord 1Plug the female end of the supplied power cord into the Mains jack on the rear of the player. 2Connect the other end of the cord to an AC outlet. Note:When the player is in the “STANDBY” mode, it is still consuming some power. If you wish to disconnect your player completely fro

46、m the power, unplug the power cord from the AC outlet. Caution: Only qualified service personnel should remove the cover or attempt to service this device. Remote control battery installation Loading the batteries 1Open the battery compartment cover. 2Insert two AA batteries as indicated inside the

47、battery compartment. 3Close the cover. Caution: Do not mix old and new batteries. Never mix different types of batteries (standard, alkaline, etc.) NTSC/PAL Settings You can switch the NTSC/PAL setting of the DVD player to match the video signal of your TV.This setting only affects the televisions o

48、n-screen display that shows the stop and setup modes.You may select either NTSC or PAL.To change the DVD player setting to PAL or NTSC, follow the steps below. 1Unplug the DVD player from the mains. 2Press and hold 9 and T on the front of the DVD player.While holding 9 and T, plug in the mains. 3Aft

49、er PAL or NTSC appears on the display panel of the DVD player, release 9 and T at the same time.The PAL or NTSC that appears on the display panel indicates the current setting. 4To change the setting, press T within three seconds.The new setting (PAL or NTSC) will appear on the display panel. Analog connection to a multi-channel A/V receiver with 6 CH connectors This DVD player contains a multi-channel decoder.This enables playback of DVDs recorded in Multi-channel Surround without the need for an optional decoder. 1Connect the audio out jacks for Center speaker and Subwo