Toshiba l500d Laptop User Manual


 
2TroubleshootingProcedures
SatelliteL500D/ProL500DMaintenanceManual
37
Procedure2: CRTsetcheck
Procedure1 CRTconnectioncheck
TheCRTcablemaybedamagedortheconnectionsmaybeloose.PerformCheck1:
Check1 MakesureCRTcableisfirmlypluggedintoboththeCRTsetandtheCRTport
ofthecomputer.Ifthecableisconnectedcorrectly,gotoCheck2.
Check2 MakesuretheCRTportisfirmlysecuredtothesystemboardofthecomputer.If
themalfunctionremains,gotoCheck3.
Check3 TheCRTcablemaybedamaged.Replacewithagoodcable.Ifthemalfunction
remains,gotoProcedure2.
Procedure2 CRTsetcheck
TheCRTsetmaybefaulty.PerformCheck1:
Check1 TryusingthesetforCRTreception.Ifitdoesnotwork,thesetmaybedamaged.
Ifthesetdoeswork,performCheck2.
Check2 TryconnectingadifferentCRTtothecomputer.IfthereplacementCRTworks,
theoriginalsetmaybedamaged.Ifthereplacementsetdoesnotworkthesystem
boardmaybedamaged.Replaceitwithanewonefollowingtheinstructionsin
Chapter4.