JVC 电路原理图 (2).pdf
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JVC 电路原理图 (2).pdf

JVC电路原理图(2).pdf

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SERVICEMANUALMobilemininotePCXE00320047MP-XV941DE,MP-XV841DE,MP-XV841GB,MP-XV841GBEX,MP-XV841USAreaSuffixDE----------GermanyGB---------------U.K.US-------------U.S.A.TABLEOFCONTENTS1PRECAUTION.........................................................................1-22SPECIFICSERVICEINSTRUCTIONS......................................................1-23DISASSEMBLY.......................................................................1-34ADJUSTMENT.......................................................................1-105TROUBLESHOOTING.................................................................1-11COPYRIGHT©2004VictorCompanyofJapan,LimitedNo.XE0032004/7SECTION1PRECAUTIONThisservicemanualdoesnotdescribePRECAUTION.SECTION2SPECIFICSERVICEINSTRUCTIONSThisservicemanualdoesnotdescribeSPECIFICSERVICEINSTRUCTIONS.1-2(No.XE003)SECTION3DISASSEMBLY3.1Disassemblyprocedure3.1.1RemovingtheDIMMcover(SeeFigure1)(1)RemovethreescrewsAfromtheDIMMcoveronthebot-Gapatomofthemainunit.A(2)RemovetheDIMMcoverbyliftingitupfromthegapa.AADIMMCoverFig.13.1.2RemovingtheDVDdriveunit(SeeFigure2)•Priortothefollowingprocedure,DIMMcovershouldbere-moved.PartbBDVDDriveunit(1)RemovetwoscrewsB,whichareattachedtotheDVDdriveunit,fromthebottomofthemainunit.(2)Pushpartbinthedirectionindicatedbythearrow,thenpullouttheDVDdriveunitbyslidingoutward.HolecBFig.23.1.3Removingthefitting(SeeFigure2,Figure3)•Priortothefollowingprocedure,DVDdriveunitshouldberemoved.DVDDriveunit(1)Ejectthetraybyinsertingapieceoffinewireintothesmallholec.(2)Disengagethreetabsd,andthendisengageonehooke.*Payspecialattentionnottodamageeitherthetabsorthehooks.HookeTabdTabdFittingTabdFig.3(No.XE003)1-33.1.4Removingthekeyboardassembly(SeeFigure4,Figure5,Figure6)(1)Individuallypushthreelatchesfintheupperpartofthekey-boardwithasingle-slottedorflatscrewdriver,andthenliftLatchfthekeyboardassemblyupward.LatchfLatchfKeyboardFig.42RemovesRemoves11