Toshiba Qosmio F50 Laptop User Manual


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TroubleshootingProcedures
QOSMIOF50-QOSMIOF55-DYNABOOKQOSMIOF50SeriesMaintenanceManual
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Figure2-13WirelessLANtroubleshootingprocess
ThewirelessLANantennawire,wirelessLANunitorsystemboardmayeachbethesource
ofawirelessLANfault.Anyofthesecomponentsmaybedamaged.Todetermineifthe
computer’swirelessLANsystemisfunctioningproperly,performthefollowingprocedures.
Figure2-15outlinestheprocess.StartwithProcedure1andcontinuewiththeother
proceduresasinstructed.
Procedure1: Diagnostictest
Procedure2: Connectorandreplacementcheck
Procedure1 Diagnostictest
RuntheDiagnosticProgram,whichwillautomaticallyexecutethewirelessLANDevice
check.TestandDiagnosticformoreinformationPLSusewindowsapplication.
Ifanerrorislocated,gotoProcedure2.Ifanerrorisnotlocated,thewirelessLANsystemis
functioningproperly.
Procedure2 Connectorandreplacementcheck
ThewirelessLANantenna,wirelessLANunitorsystemboardmaybedisconnectedor
damaged.DisassemblethecomputerfollowingthestepsdescribedinChapter4,
Replacement
Procedures
,andperformthefollowingchecks.
Check1 MakesurethatthewirelessLANantennaisfirmlyconnectedtotheWireless
LANmodule(refertoChapter4forinstructions)andthatthewirelessLAN
moduleissecurelyslottedintothesystemboard.Iftheproblempersists,goto
Check2.
Check2 Checkthatthewirelesscommunicationswitchisturnedto“On”,andthenmake
surethatthewirelesscommunicationLEDonthefrontpanelislight.IftheLED
islightbutthewirelessLANfunctionisstillfaulty,theantennamaybedamaged.
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