Philips-DVD-712-722-Service-Manual电路原理图.pdf

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1、Published by MW 0164 Service PaCE Printed in the Netherlands Subject to modification G013122 785 11210 Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands.All rights reserved. No part of this publication may be reproduced, stored in aretrieval system or transmitted, in any fo

2、rm or by any means, electronic, mechanical,photocopying, or otherwise without the prior permission of Philips.DVD-Video Player DVD712-722DVD712 /001/021/051DVD722 /001/021/051CL 16532007_071.eps140201Contents Page1 Technical Specifications And ConnectionFacilities 22 Warnings, Laser Safety Instructi

3、ons And Notes 33 Directions For Use 64 Mechanical Instructions And Exploded Views 155 Diagnostic Software Descriptions AndTroubleshooting 206 Block and Wiring DiagramBlock Diagram 39Wiring Diagram 407 Electrical Diagrams And Print-Layouts Diagram PWBPower Supply 41 42-43A/V Board Video Control (Diag

4、ram A1) 44 46-49A/V Board Audio (Diagram A2) 45 46-49Display Panel (Diagram D) 50 51-53Bare Board Standby 54 548 Electrical Alignments 559 Circuit Descriptions And 55List Of Abbreviations 5810 Spare Part List 59Technical specificationsGB 2 DVD712-7221.1. Technical specifications22EnglishSpecificatio

5、nPLAYBACK SYSTEMDVD VideoVideo CD ) pause playback temporarily /frame-by-frame playbackREPEAT repeat chapter, track, title, discREPEAT (A-B) repeat a specific segmentSHUFFLE play tracks in random orderSCAN play the first 10 seconds ofeach track/chapter within a discPOWER B switches DVD ON or tostand

6、by-on mode0-9 numerical key pad select numbered items in amenuDISPLAY display bit rate indicator duringplaybackSYSTEM MENU access or remove players systemmenuT search forward* / next chapteror trackSUBTITLE subtitle language selectorANGLE select DVD camera angleZOOM enlarge video imageAUDIO audio la

7、nguage selector* Press key for about 2 secondsRemote Control7EnglishFunctional OverviewFUNCTIONAL OVERVIEWFront and Rear PanelsPLAYPREVSTOPNEXTSOUNDOPEN/ CLOSE PAUSESTANDBY-ONDVD/VIDEO CD/CD PLAYERbySTANDBY-ON switches the player to Standby mode or ONDISPLAY shows the current status of the playerT N

8、EXT goes to next chapter or trackB PLAY starts playbackSOUND selects Stereo, Dolby Surround or3D Sound (TruSurround)/ OPEN/CLOSE opens/closes the disc trayDisc Tray; PAUSE interrupts playbackS PREV goes to previous chapter or track9 STOP stops playbackCOAXIALDIGITAL AUDIO OUTPCM-MPEG2-Dolby Digital-

9、DTSTV OUTLR (CVBS)VIDEO OUTAUDIO OUT S-VIDEO OUT(Y/C)SUBW.OPT OUTMAINS (AC Power) connect to power sourceCOAXIAL (Digital audio out) connect to digital (coaxial) audio equipmentOPT OUT (Digital audio out) connect to digital (optical) audio equipmentSUBW. (Subwoofer) connect to an active subwooferS-V

10、IDEO OUT (Y/C) connect to a TV with S-Video (Y/C) inputsTV OUT VIDEO OUT connect to a TV with SCART(CVBS) VIDEO OUT connect to a TVwith CVBS video inputsAUDIO OUT (Left/Right) connect to an amplifier, receiver or stereosystemCaution: Do not touch the inner pins of the jacks on the rear panel connect

11、ors. Electrostatic discharge maycause permanent damage to the unit.DirectionsForUseGB8DVD712-7223.10EnglishNote: If the audio format of the digital output does not match thecapabilities of your receiver, the receiver will produce a strong,distorted sound or no sound at all. Six Channel Digital Surro

12、und Sound via digital connectioncan only be obtained if your receiver is equipped with a DigitalMulti-channel decoder. To see the selected audio format of the current DVD in theStatus Window, press SYSTEM MENU.NTSC/PAL SettingsYou can switch the NTSC/PAL setting of the DVD player tomatch the video s

13、ignal of your TV. This setting only affectsthe televisions on-screen display that shows the stop andsetup modes. You may select either NTSC or PAL. Tochange the DVD player setting to PAL or NTSC, follow thesteps below.1 Unplug the DVD player from the mains.2 Press and hold 9 and T, on the front of t

14、he DVD player.While holding 9 and T, plug in the mains.3 After PAL or NTSC appears on the display of the DVDplayer, release 9 and T at the same time. The PAL orNTSC indicator that appears on the display indicates thecurrent setting.4 To change the setting, press T within three seconds. Thenew settin

15、g (PAL or NTSC) will appear on the display.NTSC/PAL ConversionThis player is equipped with a NTSC/PAL conversionfeature to convert the video output of the disc to matchyour TV system. The conversions supported are as below:NTSC PAL NTSCNotSupported PAL PALNTSC PAL NTSCNTSC PAL PALDisc Output formatT

16、ypeDVDVCDNTSCFormat Selected modePALNTSCPALNTSC PAL AUTO1 In the Preference Menu, select TV System.2 Press 3 or 4 to select PAL, NTSC or AUTO.Notes: AUTO can only be selected when using a TV that has boththe NTSC and PAL systems. This is applicable for CVBS output on cinch and SCART only Slight pict

17、ure distortions may occur due to this conversion.This is normal. Thus, the AUTO format is most suitable for thebest picture quality.General ExplanationAbout this manualThis manual gives the basic instructions for operating theDVD player. Some DVDs require specific operation orallow only limited oper

18、ation during playback which may notrespond to all operating commands. When this occurs, thesymbol appears on the TV screen, indicating that theoperation is not permitted by the player or the disc.Remote control operation Unless stated, all operations can be carried out with theremote control. Always

19、 point the remote control directly atthe player, making sure there are no obstructions in thepath of the infrared beam.Corresponding keys on the front panel of the player canalso be used.Menu bar operation A number of operations can be carried out via the menubar on the screen. The menu bar can be a

20、ccessed bypressing the cursor keys on the remote control. Pressing SYSTEM MENU while the menu bar is displayedwill clear the menu bar from the screen. The selected item will be highlighted and the appropriatecursor keys to operate will be displayed below the icon. The symbols indicate more items are

21、 available atthe left/right of the menu bar. Press 1 or 2 to select theseitems.PREPARATION9EnglishPreparationGeneral Notes Depending on your TV and other equipment you wish toconnect, there are various ways you could connect theplayer. Use only one of the connections described below. Please refer to

22、 the manuals of your TV, VCR, Stereo Systemor other devices as necessary to make the bestconnections. For better sound reproduction, connect the players audioout jacks to the audio in jacks of your amplifier, receiver,stereo or A/V equipment. See Connecting to OptionalEquipment.Caution: Make sure th

23、e DVD player is connected directlyto the TV. Set the TV to the correct video inputchannel. Do not connect the players audio out jack tothe phono in jack of your audio system. Do not connect your DVD-player via your VCR.The DVD image could be distorted by the copyprotection system.Connecting to a TV

24、Make one of the following connections, depending on thecapabilities of your existing equipment.1 Connect the SCART to the corresponding connector onthe TV using the SCART cable supplied (Z).If your TV is not equipped with a SCART you can selectone of the following alterative connections:S-Video (Y/C

25、) connection1 Connect the Y/C S-VIDEO OUT jack on the DVD player tothe S-Video in jack on the TV using an optional S-Videocable (Y).2 Connect the Left and Right AUDIO OUT jacks of the DVDplayer to the audio left/right in jacks on the TV (A).CVBS connection1 Connect the (CVBS) VIDEO OUT jack on the D

26、VD playerto the video in jack on the TV using the video cablesupplied (X).2 Connect the Left and Right AUDIO OUT jacks of the DVDplayer to the audio left/right in jacks on the TV (A).TVYXA ZCOAXIALDIGITAL AUDIO OUTPCM-MPEG2-Dolby Digital-DTSTV OUTLR (CVBS)VIDEO OUTAUDIO OUT S-VIDEO OUT(Y/C)SUBW.OPT

27、OUTConnecting to OptionalEquipmentConnecting to an amplifier equipped withtwo channel analog stereo or DolbySurround1 Connect the Left and Right AUDIO OUT jacks of the DVDplayer to the audio left and right in jacks on your amplifier,receiver or stereo system, using the supplied audio cable(A).Connec

28、ting to an amplifier equipped withtwo channel digital stereo (PCM) or to anA/V receiver equipped with a multi-channeldecoder (Dolby Digital, MPEG 2 andDTS)1 Connect the players digital audio out jack (optical G orcoaxial F) to the corresponding in jack on your amplifier.Use an optional digital (opti

29、cal G or coaxial F) audio cable.2 You will need to activate the players digital output (seePersonal Preferences).Digital Multi-channel soundDigital multi-channel connection provides the best soundquality. For this you need a multi-channel A/V receiver thatsupports one or more of the audio formats su

30、pported byyour DVD player (MPEG 2, Dolby Digital and DTS).Check the receiver manual and the logos on the front ofthe receiver.Connecting to an active subwoofer1 Connect the active subwoofer to the SUBWOOFER OUTaudio out jack (C). The subwoofer reproduces just the lowbass sound effect (e.g. explosion

31、s, the rumble of spaceships,etc.). Be sure to follow the instructions supplied with thesubwoofer.TVZX YCOAXIALDIGITAL AUDIO OUTPCM-MPEG2-Dolby Digital-DTSTV OUTLR (CVBS)VIDEO OUTAUDIO OUT S-VIDEO OUT(Y/C)SUBW.OPT OUTAMPLIFIERAF G CACTIVESUBWOOFERPREPARATIONDirectionsForUseGB9DVD712-7223.12EnglishTem

32、porary Feedback FieldIconsScanRepeat AllRepeat TitleRepeat TrackRepeat ChapterShuffleShuffle RepeatRepeat A to endRepeat A-BAngleChild Lock OnChild SafeResumeAction prohibitedPersonal PreferencesYou can set your own personal preferences on the player.General operation: Press SYSTEM MENU on the remot

33、e control. Select in the menu bar.a167 The Personal Preferences menu appears. Use the 1 2 3 4 keys to toggle through the menus,submenus and submenu options.a167When a menu item is selected, the cursor keys (on theremote control) to operate the item are displayed next tothe item. Press OK to confirm

34、and return to the main menu.The following items can be adapted:Picture TV ShapeSee Initial Setup Black level shift (NTSC only)Select ON for adapting the colour dynamics to obtainricher contrasts. Video shiftThe factory centres the video on your screen. Use thissetting to personalize the position of

35、the picture on yourTV by scrolling it to the left or right. Colour settingsYou can select one of five predefined sets of colour settingsand one set (Personal) which you can define yourself. Personal colourAllows you to fine-tune the selected colour settingssaturation, brightness and contrast.PREPARA

36、TION11EnglishInitial Setup (Virgin Mode)GeneralIn Initial Setup you may have to set your preferences forsome of the players features. (not applicable for all models)OperationAfter switching on the player for the very first time, theInitial Setup Screen will appear.The menu for the first item to be s

37、et is displayed and thefirst option is highlighted. Use the 43 keys to go through the options in the menu.The icon of the selected option will be highlighted. Use OK to confirm your selection and to go to the nextmenu.Note: Preferences have to be set in the order of which the itemmenus will appear o

38、n the screen. The Initial Setup screen will only disappear after thesettings for the last item have been confirmed. If any keys other than 43 or OK are pressed, willappear on the screen. If the player is switched off while setting personalpreferences, all preferences have to be set again afterswitch

39、ing the player on again.The following items may have to be set in InitialSetup:Menu languageYou can choose from different languages. The On ScreenMenus will be displayed in the language available on theplayer.Audio languageYou can choose from different languages. If available on thedisc, the player

40、will play the audio in the selected language.If the selected language is not available, speech will revertto the first spoken language on the disc.Subtitle languageYou can choose from different subtitle languages. If availableon the disc, subtitles will be in the language choosen. If theselected lan

41、guage is not available, subtitles will revert to thefirst subtitle language on the disc.TV ShapeIf you have a wide screen (16:9) TV, select 16:9.If you have a regular (4:3) TV, select 4:3.If you have a 4:3 TV, you can also select between:Letterbox for a wide-screen picture with black bars topand bot

42、tom, or Pan Scan, for a full-height picture with thesides trimmed. If a disc supports the format, the picture willbe shown accordingly.CountrySelect your country. This is used as input for the ParentalControl feature (see Access Control).Note: All these items may have to be set during Initial Setup.

43、After that, they can always be changed in the PersonalPreferences Menu.Menu Bar/Status WindowAs there are multiple menu-bars, the items on the menu-bar are arranged according to usage, availability of directaccess keys. Pressing the SYSTEM MENU keys once willtoggle through menu-bar-1, menu-bar-2, me

44、nu-bar-3 andOFF.Menu-bar-1Personal PreferencesSubtitle LanguageAudio LanguageColourSoundMenu-bar-2StepSlow motionFast motionAngleZoomMenu-bar-3TitleChapterTime SearchFavourite Track Selection (FTS)PREPARATIONDirectionsForUseGB10DVD712-7223.14EnglishLoading Discs1 Press OPEN/CLOSE on the front of the

45、 player to open disctray.2 Load your chosen disc in the tray, label side up.3 Press OPEN/CLOSE again, to close the tray.a167READ appears in the status window and on the playerdisplay, and playback starts automatically.Note: If Child Lock is set to ON and the disc inserted is notauthorised, the 4-dig

46、it code must be entered and/or the discmust be authorised (see Access Control).Playing a DVD Video and VideoCD discPlaying a disc After inserting the discand closing the tray, playback startsautomatically and the status window of the player displayshows the type of disc loaded, as well as discs info

47、rmationand playing time. The disc may invite you to select an item from a menu. Ifthe selections are numbered, press the appropriatenumerical key; if not, use the 3/4,1/2 keys to highlightyour selection, then press OK. The currently playing title and chapter number aredisplayed. Playback may stop at

48、 the end of the Title, and then mayreturn to the DVD menu. To go on to the next title, pressB. To stop playback, press 9.a167 The default screen will appear, giving information aboutthe current status. You can resume playback from the point at which youstopped playback. Press B; when you see the Res

49、ume icon. on the screen, press B again.a167 The RESUME feature applies not only to the disc in theplayer, but also to the last four discs you have played. Simplyreload the disc and press RESUME on the remotecontrol. Or, press B when you see the Resume icon . onthe screen, then press B again.Note: DVDs may have a region code. Your player will not playdiscs that have a region code different from the region code ofyour player.General FeaturesNote: Unless stated, all operations d