Philips-PD-9000-Service-Manual电路原理图.pdf

《Philips-PD-9000-Service-Manual电路原理图.pdf》由会员分享，可在线阅读，更多相关《Philips-PD-9000-Service-Manual电路原理图.pdf（31页珍藏版）》请在收音机爱好者资料库上搜索。

1、DVD Portable PD9000/05/12/51/79Published by BL AVM Printed in the Netherlands Subject to modification Version 2.0 TABLE OF CONTENTS Chapter Technical Specification, PCBs Location. 1 Safety Instruction 2 Instruction for Use 3 Mechanical and Dismantling Instructions. 4 Service Modes, Troubleshooting.

2、5 Overall Block Diagram, Wiring Diagram. 6 Electrical Diagram 7 Exploded View Diagram 3. Reading the CD-ROM， in accordance with prompt， press ”OK” key to upgrade Warning: Do not unplug the AC adapter during firmware upgrade to prevent flash corrupt of the set! Procedure to check SW version of your D

3、VD Portable 1. OPEN 2. Press SETUP MENU 3. Select Preferences 4. Select Version Info 5. Press “OK” key 1-32.0 SAFTETY INSTRUCTIONSGB WARNINGAll ICs and many other semi-conductors aresusceptible to electrostatic discharges (ESD).Careless handling during repair can reduce lifedrastically.When repairin

4、g, make sure that you areconnected with the same potential as the massof the set via a wrist wrap with resistance.Keep components and tools also at thispotential.FATTENTIONTous les IC et beaucoup dautressemi-conducteurs sont sensibles auxdcharges statiques (ESD).Leur longvit pourrait tre considrable

5、mentcourte par le fait quaucune prcaution nestprise leur manipulation.Lors de rparations, sassurer de bien tre reliau mme potentiel que la masse de lappareil etenfiler le bracelet serti dune rsistance descurit.Veiller ce que les composants ainsi que lesoutils que lon utilise soient galement cepotent

6、iel.ESDD WARNUNGAlle ICs und viele andere Halbleiter sindempfindlich gegenber elektrostatischenEntladungen (ESD).Unsorgfltige Behandlung im Reparaturfall kandie Lebensdauer drastisch reduzieren.Veranlassen Sie, dass Sie im Reparaturfall berein Pulsarmband mit Widerstand verbundensind mit dem gleiche

7、n Potential wie die Massedes Gertes.Bauteile und Hilfsmittel auch auf dieses gleichePotential halten.NL WAARSCHUWINGAlle ICs en vele andere halfgeleiders zijngevoelig voor electrostatische ontladingen(ESD).Onzorgvuldig behandelen tijdens reparatie kande levensduur drastisch doen verminderen.Zorg erv

8、oor dat u tijdens reparatie via eenpolsband met weerstand verbonden bent methetzelfde potentiaal als de massa van hetapparaat.Houd componenten en hulpmiddelen ook opditzelfde potentiaal.I AVVERTIMENTOTutti IC e parecchi semi-conduttori sonosensibili alle scariche statiche (ESD).La loro longevit potr

9、ebbe essere fortementeridatta in caso di non osservazione della pigrande cauzione alla loro manipolazione.Durante le riparazioni occorre quindi esserecollegato allo stesso potenziale che quello dellamassa dellapparecchio tramite un braccialettoa resistenza.Assicurarsi che i componenti e anche gli ut

10、ensilicon quali si lavora siano anche a questopotenziale.“Pour votre scurit, ces documentsdoivent tre utiliss par des spcia-listes agrs, seuls habilits rparervotre appareil en panne”.GBSafety regulations require that the set be restored to its originalcondition and that parts which are identical wit

11、h those specified,be used.NLVeiligheidsbepalingen vereisen, dat het apparaat bij reparatie inzijn oorspronkelijke toestand wordt teruggebracht en dat onderdelen,identiek aan de gespecificeerde, worden toegepast.FLes normes de scurit exigent que lappareil soit remis ltatdorigine et que soient utiliss

12、 les pices de rechange identiques celles spcifies.DBei jeder Reparatur sind die geltenden Sicherheitsvorschriften zubeachten. Der Original zustand des Gerts darf nicht verndert werden;fr Reparaturen sind Original-Ersatzteile zu verwenden.ILe norme di sicurezza esigono che lapparecchio venga rimesson

13、elle condizioni originali e che siano utilizzati i pezzi di ricambioidentici 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 e

14、xceed 0.5mA.“CLASS 1LASER PRODUCT3122 110 03420GB Warning !Invisible 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 alttiinan

15、kymttmlle laseristeilylle. l katso steeseen!DK Advarse !Usynlig laserstrling ved bning nr sikkerhedsafbrydere erude af funktion. Undg udsaettelse for strling.2-1Whenthepowersupplyisbeingturnedon,youmaynotremovethislasercautionslabel.Ifitremoves,radiationoflasermaybereceived.2.1 ESD PROTECTIONPREPARA

16、TIONOFSERVICINGPickupHeadconsistsofalaserdiodethatisverysusceptibletoexternalstaticelectrocity.Althoughitoperatesproperlyafterreplacement,ifitwassubjecttoelectrostaticdischargeduringreplacement,itslifemightbeshortened.Whenreplacing,useaconductivemat,solderingironwithgroundwire,etc.toprotectthelaserd

17、iodeformdamagebystaticelectricity.Andalso,theLSIandICaresameasabove.SolderingironwithgroundwireorceramictypeGroundconductivewriststrapforbody.ConductivematThegroundresistancebetweenthegroundlineandthegroundislessthan101M2-2SAFTY NOTICEPlug the AC line cord directly into a 120V AC outlet (donot use a

18、n isolation transformer for this check). Use anAC voltmeter, having 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, meta

19、l cabinetscrewheads, metal overlays, control shafts, etc.).SAFTY PRECAUTIONSLEAKAGE 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 readin

20、gexceeding 0.3V indicates that a dangerous potentialexists, the fault 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 PLAY

21、ERAC OUTLETAC VOLTMETERTest all exposed metal.Voltmeter Hook-up for 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 t

22、o thepresence of uninsulated “dangerous voltage“ within theproducts 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 (

23、servicing) instructions in theliterature accompanying the appliance.2-32.2 SAFETY INSTRUCTIONS Battery Handling Guideline Since the battery is packed in soft package, to ensure its better performance, its very important to carefully handle the battery 2.2.1 Soft Aluminium foil The soft aluminum pack

24、ing foil is very easily damaged by sharp edge parts such as Ni-tabs, pins and needles. x Dont strike battery with any sharp edge parts x Trim your nail or wear glove before taking battery x Clean worktable to make sure no any sharp particle 2.2.2 Sealed edge Sealing edge is very flimsy x Dont bend o

25、r fold sealing edge 2.2.3 Folding edge The folding edge is form in battery process and passed all hermetic test. x Dont open or deform folding edge 2.2.4 Tabs The battery tabs are not so stubborn especially for aluminum tab. x Dont bend tab 2.2.5 Mechanical shock x Dont Fall, hit, bend battery body

26、2.2.6 Short Short terminals of battery is strictly prohibited, it may damage battery. 2-43.0 Instruction for Use You can download this information from the following websites: http:/ http:/ 3-1Disassembly Procedure on PET941DRemove nine screws on back cabinetto separate top cabinet and backcabinet.s

27、crews 9pcsGenerally open the front cabinet.Remove 3 screws and disassemble theconnecter on the DVD LOADER.4.0 MECHANICAL INSTRUCTIONRemove four screws and disassemblethe connecter on the Main board andBattery.screws 4pcs.Remove six screws on the key board.Remove the speaker grill and 4pcsscrews. .4-1