Toshiba Qosmio F50 Manual

A SERVICE OF

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2TroubleshootingProcedures

QOSMIOF50-QOSMIOF55-DYNABOOKQOSMIOF50SeriesMaintenanceManual 

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Ifthediagnosticsprogramcannotdetectanerror,theproblemmaybeintermittent.Thetest

programshouldbeexecutedseveraltimestoisolatetheproblem.Whenaproblemhasbeen

located,performtheappropriatetroubleshootingproceduresasfollows:

1. Ifanerrorisdetectedbythebatterytest,performthePowerSupplyTroubleshooting

proceduresinSection2.2

2. Ifanerrorisdetectedbythedisplaytest,performtheDisplayTroubleshooting

proceduresinSection2.3

3. Ifanerrorisdetectedbythekeyboardtest,performtheKeyboardTroubleshooting

proceduresinSection2.4

4. IfanerrorisdetectedbytheTouchPadtest,performtheTouchPadTroubleshooting

proceduresinSection2.7

5. Ifanerrorisdetectedbytheaudiotest,performtheSpeakerTroubleshooting

proceduresinSection2.8andtheOpticalDriveTroubleshootingProceduresin

Section2.9

6. Ifanerrorisdetectedbythefingerprinttest,performthefingerprintertroubleshooting

ProceduresinSection2.22