![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/d/3a/d3ad2caa-4a3b-4bbd-81fc-277416e08fb0/d3ad2caa-4a3b-4bbd-81fc-277416e08fb0-bg49.png)
2TroubleshootingProcedures
SatelliteL500D/ProL500DMaintenanceManual
37
Procedure2: CRTsetcheck
Procedure1 CRTconnectioncheck
TheCRTcablemaybedamagedortheconnectionsmaybeloose.PerformCheck1:
Check1 MakesureCRTcableisfirmlypluggedintoboththeCRTsetandtheCRTport
ofthecomputer.Ifthecableisconnectedcorrectly,gotoCheck2.
Check2 MakesuretheCRTportisfirmlysecuredtothesystemboardofthecomputer.If
themalfunctionremains,gotoCheck3.
Check3 TheCRTcablemaybedamaged.Replacewithagoodcable.Ifthemalfunction
remains,gotoProcedure2.
Procedure2 CRTsetcheck
TheCRTsetmaybefaulty.PerformCheck1:
Check1 TryusingthesetforCRTreception.Ifitdoesnotwork,thesetmaybedamaged.
Ifthesetdoeswork,performCheck2.
Check2 TryconnectingadifferentCRTtothecomputer.IfthereplacementCRTworks,
theoriginalsetmaybedamaged.Ifthereplacementsetdoesnotworkthesystem
boardmaybedamaged.Replaceitwithanewonefollowingtheinstructionsin
Chapter4.