2TroubleshootingProcedures
 
SatelliteL550/SatelliteL555/SatelliteL557/SatelliteProL550
51
Procedure1 E-SATAdevicecheck
ConnectanE-SATAdevicetothecomputer’sE-SATAport,thenbootthecomputerfor
WindowsVista.ThecomputershouldautomaticallydetecttheE-SATAdevice.Check
whetherthedevicecantransmitdatatothecomputer.
Ifthedeviceisabletocommunicatewiththecomputer,theproblemmaybeintermittentor
connectionsmaybefaulty.GotoProcedure2.
Ifcommunicationisimpaired,theremaybeafaultyconnection.GotoProcedure3.
Procedure2 WindowsApplicationcheck
RuntheWindowsApplication,whichwillautomaticallyexecutetheE-SATAporttestfor
transmission,TestsandDiagnosticsformoreinformationonhowtoruntheprogram.
Ifanerrorislocated,gotoProcedure3.Ifanerrordoesnotoccur,theE-SATAportis
functioningproperly.
Procedure3 Connectionandreplacementcheck
Thetransmissioncablemaybedamagedortheconnectionsmaybeloose.PerformCheck1:
Check1 MakesurethetransmissioncableisfirmlypluggedintoboththeE-SATA-
compatibledeviceandtheE-SATAportofthecomputer.Ifthecableisconnected
correctly,gotoCheck2.
Check2 MakesuretheE-SATAportisfirmlysecuredtothesystemboardofthe
computer.Ifthemalfunctionpersists,gotoCheck3.
Check3 Thetransmissioncablemaybedamaged.Replacewithagoodcable.Ifthe
malfunctionpersists,gotoCheck4
Check4 Thesystemboardmaybedamaged.Replaceitwithanewonefollowingthe
instructionsinChapter4.