Philips-PET-836-Service-Manual电路原理图.pdf

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1、DVD Portable Player PET836 All version 3141 785 33242 Version 1.2(wk935) TABLE OF CONTENTS Chapter Technical Specification fr Reparaturen sind Original-Ersatzteile zu verwenden.ILe norme di sicurezza esigono che lapparecchio venga rimessonelle condizioni originali e che siano utilizzati i pezzi di r

2、icambioidentici a quelli specificati.“After servicing and before returning set to customer perform aleakage current measurement test from all exposed metal parts toearth ground to assure no shock hazard exist. The leakage currentmust not exceed 0.5mA.“CLASS 1LASER PRODUCT3122 110 03420GB Warning !In

3、visible laser radiation when open.Avoid direct exposure to beam.S Varning !Osynlig laserstrlning nr apparaten r ppnad och sprrenr urkopplad. Betrakta ej strlen.SF Varoitus !Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiinankymttmlle laseristeilylle. l katso steeseen!DK Advarse !Usynl

4、ig laserstrling ved bning nr sikkerhedsafbrydere erude af funktion. Undg udsaettelse for strling.Whenthepowersupplyisbeingturnedon,youmaynotremovethislasercautionslabel.Ifitremoves,radiationoflasermaybereceived.2.1 ESD PROTECTIONPREPARATIONOFSERVICINGPickupHeadconsistsofalaserdiodethatisverysuscepti

5、bletoexternalstaticelectrocity.Althoughitoperatesproperlyafterreplacement,ifitwassubjecttoelectrostaticdischargeduringreplacement,itslifemightbeshortened.Whenreplacing,useaconductivemat,solderingironwithgroundwire,etc.toprotectthelaserdiodeformdamagebystaticelectricity.Andalso,theLSIandICaresameasab

6、ove.SolderingironwithgroundwireorceramictypeGroundconductivewriststrapforbody.ConductivematThegroundresistancebetweenthegroundlineandthegroundislessthan101MSAFTY NOTICEPlug the AC line cord directly into a 120V AC outlet (donot use an isolation transformer for this check). Use anAC voltmeter, having

7、 5000 per volt or more sensitivity.Connect a 1500 10W resistor,paralleled by a 0.15uF150V AC capacitor between a knomn good earth ground(water pipe, conduit, etc.) and all exposed metal parts ofcabinet (antennas, handle bracket, metal cabinetscrewheads, metal overlays, control shafts, etc.).SAFTY PR

8、ECAUTIONSLEAKAGE CURRENT CHECKMeasure the AC voltage across the 1500 resistor.The test must be conducted with the AC switch on andthen repeated with the AC switch off. The AC voltageindicated by the meter may not exceed 0.3V.A readingexceeding 0.3V indicates that a dangerous potentialexists, the fau

9、lt must be located and corrected.Repeat the above test with the DVD VIDEO PLAYERpower plug reversed.NEVER RETURN A DVD VIDEO PLAYER TO THECUSTOMER WITHOUT TAKING NECESSARYCORRECTIVE ACTION.READING SHOULD NOT EXCEED 0.3VDVD VIDEO PLAYERAC OUTLETAC VOLTMETERTest all exposed metal.Voltmeter Hook-up for

10、 Leakage Current Check0.15uF 150V AC150010W(5000 per voltor more sensitivity)Good earth groundsuch as a water pipe,conduit, etc.The lightning flash with arrowhead symbol, within anequilateral triangle, is intended to alert the user to thepresence of uninsulated “dangerous voltage“ within theproducts

11、 enclosure that may be of sufficient magnitude toconstitute a risk of electric shock to persons.The exclamation point within an equilateral triangle isintended to alert the user to the presence of importantoperating and maintenance (servicing) instructions in theliterature accompanying the appliance

12、.31 226451711912101315161718193 14202122812 4141556 7 8 911121316171918310English3.0 INSTRUCTION FOR USEPET836 4English31 Control elementsand functional com-ponents1.1 Top of the player1.2 Left side of the player1.3 Front side of the player1.4 Right side of the player1.5 Back of the player1.6 Remote

13、 Control1.7 Desk stand of the player2 Introduction2.1 Your portable DVDplayer2.2 Unpacking2.3 Placement2.4 Playable disc formats2.4.1 DVD-Video2.4.2 Video CD2.4.3 Audio CD / MP3 CD /WMA CD2.4.4 CD with JPEG files2.4.5 DivX video discs2.5 Zero Bright DotTM3 General information4 Charging the units4.1

14、Charge the DVD player4.2 Powering your remotecontrol5 Start up5.1 Setup5.2 Playback DVD 5.3 Playback VCD 5.4 Playback Super (S)-VCD 5.5 Playback Music CD 5.6 Playback MusicMP3/WMA-CD 5.7 Playback Picture-CD 5.8 Playback from USB5.9 DTTV5.9.1 First Time Installation5.9.2 Enjoy TV / radio programs5.9.

15、3 Basic functions5.9.4 On Screen ProgramInformation5.9.5 Other functions6Addition Functions6.1 DISPLAY Menu6.2 ConnectionContent3.0 INSTRUCTION FOR USE PET836Spare partsDisassembly Procedure on PET836Generally open the front cabinet.screws 5pcs4.0 MECHANICAL INSTRUCTIONRemove five screws on backcabi

16、net to separate top cabinetand back cabinet.Disassemble FPC and connecter.Remove five fabrics.Disassemble FPC of TFT-LCD fromturn board.screws 6pcsscrews 6pcsscrews 2pcsRemove six screws on turn boardand jogging board.Disassembleconnecter of TFT-LCD from turnboard.Remove two screws on eject board.Remove six screws and spongeson TFT-LCD.screws 4pcs Remove TFT-LCD and disassemblyof top cabinet is ok.Remove four screws.