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2TroubleshootingProcedures
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QOSMIOF50-QOSMIOF55-DYNABOOKQOSMIOF50SeriesMaintenanceManual 
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Check1 MakesureTVTunerAntennaisfirmlypluggedintoboththeTVTunerModule.
Iftheantennaisconnectedcorrectly,gotoCheck2.
Check2 TryconnectingadifferentTVtunerAntennatothecomputer.Ifthereplacement
TVtunerAntennaworks,theoriginalAntennamaybedamaged.Ifthe
replacementAntennadoesnotworktheTVtunerModulemaybedamaged.Goto
Procedure4.
Procedure4 TVTunerModuleConnectioncheck
TheTVTunerModuleconnectmaybefaulty.PerformCheck1:
Check1 ChecktheTVTunerModuleisfirmlypluggedintosystemboard,ifconnection
wascorrectly,gotocheck2.
Check2 TryconnectingadifferentTVtunerModuletothecomputer.Ifthereplacement
TVtunerModuleworks,theoriginalModulemaybedamaged.Ifthereplacement
Moduledoesnotworkthesystemboardmaybedamaged.Replaceitwithanew
onefollowingtheinstructionsinChapter4.