Lenovo Personal Computer 4155 Bedienungsanleitung Seite 61

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Chapter9.Symptom-to-FRUIndex
TheSymptom-to-FRUindexlistserrorsymptomsandpossiblecauses.Themostlikelycauseislistedrst.
AlwaysbeginwithChapter4“GeneralCheckout”onpage33
.Thisindexcanalsobeusedtohelpyou
decidewhichFRUstohaveavailablewhenservicingacomputer.Ifyouareunabletocorrecttheproblem
usingthisindex,goto“Undeterminedproblems”onpage75.
Notes:
Ifyouhavebothanerrormessageandanincorrectaudioresponse,diagnosetheerrormessagerst.
Ifyoucannotrunthediagnostictestsoryougetadiagnosticerrorcodewhenrunningatest,butdidreceivea
POSTerrormessage,diagnosethePOSTerrormessagerst.
Ifyoudidnotreceiveanyerrormessage,lookforadescriptionofyourerrorsymptomsintherstpartofthisindex.
Harddiskdrivebooterror
Aharddiskdrivebooterrorcanhavethefollowingcauses.
ErrorFRU/Action
Thestart-updriveisnotinthebootsequencein
conguration.
Checkthecongurationandensurethestart-updriveis
inthebootsequence.
Nooperatingsysteminstalledonthebootdrive.Installanoperatingsystemonthebootdrive.
Thebootsectoronthestart-updriveiscorrupted.
Thedrivemustbeformatted,dothefollowing:
1.Attempttoback-upthedataonthefailingharddisk
drive.
2.Usingtheoperatingsystemsprograms,formatthe
harddiskdrive.
Thedriveisdefective.
Replacetheharddiskdrive.
PowerSupplyProblems
Ifyoususpectapowerproblem,usethefollowingprocedures.
Check/VerifyFRU/Action
Checkthefollowingforproperinstallation.
PowerCord
On/OffSwitchconnector
On/OffSwitchPowerSupplyconnector
SystemBoardPowerSupplyconnectors
Microprocessor(s)connection
Reseatconnectors
Checkthepowercordforcontinuity.PowerCord
Checkthepower-onswitchforcontinuity.Power-onSwitch
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