Toshiba Qosmio F50 Laptop User Manual


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TroubleshootingProcedures
QOSMIOF50-QOSMIOF55-DYNABOOKQOSMIOF50SeriesMaintenanceManual
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Procedure1: FMTunerAntennaconnectioncheck
Procedure2: FMTunerSGsettingcheck
Procedure3: FMTunerboardconnectioncheck
Procedure1 FMtunerAntennaconnectioncheck
Usewindowsapplicationtocheckdevicecanworkfineornot.Ifanerrorislocated.TheFM
TunerAntennamaybedamagedortheconnectionsmaybeloose.PerformCheck1:
Check1 MakesureFMTunerAntennaisfirmlypluggedintoFMTunerportofthe
computer.IftheAntennaisconnectedcorrectly,gotoCheck2.
Check2 TryconnectingadifferentFMTunerAntennatothecomputer.Ifthereplacement
FMTunerAntennaworks,theoriginalsetmaybedamaged.Ifthereplacement
setdoesnotworktheFMTunerSGsettingmaybeincorrect,GotoProcedure2
Procedure2 FMTunerSGsettingcheck
TheFMTunerSGsettingmaybefaulty.PerformCheck1:
Check1 ChecktheFMTunerSGsettingwasrightorwrong,ifright;gotocheck2,if
wrong.Correctitandre-test.Iffailsymptomstillexist,gotocheck2.
Check2 TryconnectingadifferentFMtunerSGtothecomputer.IfthereplacementFM
tunerSGworks,theoriginalsetmaybedamaged.Ifthereplacementsetdoesnot
worktheFMTunerboardmaybedamaged.GotoProcedure3.
Procedure3 FMTunerboardconnectioncheck
TheFMTunerboardmaybedamagedortheconnectionsmaybeloose.PerformCheck1:
Check1 MakesureFMTunerboardFFCisfirmlypluggedintothesystemboard.Ifthe
FFCisconnectedcorrectly,gotoCheck2.
Check2 TryconnectingadifferentFMTunerboardtothecomputer.Ifthereplacement
FMTunerboardworks,theoriginalFMTunerBoardmaybedamaged.Ifthe
replacementFMTunerboarddoesnotworktheSystemboardmaybedamaged.
ReplaceitwithanewonefollowingtheinstructionsinChapter4.
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