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2TroubleshootingProcedures
SatelliteL550/SatelliteL555/SatelliteL557/SatelliteProL550
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Procedure1 HDMIconnectioncheck
TheHDMIcablemaybedamagedortheconnectionsmaybeloose.Usewindowsapplication
tocheckdevicecanworkfineornot.PerformCheck1:
Check1 MakesureHDMIcableisfirmlypluggedintoboththeHDMIsetandtheHDMI
portofthecomputer.Ifthecableisconnectedcorrectly,gotoCheck2.
Check2 MakesuretheHDMIportisfirmlysecuredtothesystemboardofthecomputer.
Ifthemalfunctionremains,gotoCheck3.
Check3 TheHDMIcablemaybedamaged.Replacewithagoodcable.Ifthemalfunction
remains,gotoProcedure2.
Procedure2 HDMIsetcheck
TheHDMITVsetmaybefaulty.PerformCheck1:
Check1 Tryusingthesetfortelevision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televisiontothecomputer.Ifthereplacement
television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.