Chapter4.GeneralCheckout
Attention
Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequence
changed.Beextr emelycarefulduringwriteoperationssuchascopying,saving,orformatting.Dataor
programscanbeoverwrittenifyouselectanincorrectdrive.
Generalerrormessagesappearifaproblemorconictisfoundbyanapplicationprogram,theoperating
system,orboth.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftware
package.
BeforereplacinganyFRUs,ensurethatthelatestlevelofBIOSisinstalledonthesystem.Adown-levelBIOS
mightcausefalseerrorsandunnecessaryreplacementofthesystemboard.Formoreinformationonhowto
determineandobtainthelatestlevelBIOS,see"BIOSlevels"onpage467.
Usethefollowingproceduretohelpdeterminethecauseoftheproblem:
1.Power-offthecomputerandallexternaldevices.
2.Checkallcablesandpowercords.
3.Setalldisplaycontrolstothemiddleposition.
4.Power-onallext ernaldevices.
5.Power-onthecomputer .
•Lookfordisplayederrorcodes
•Listenforbeepcodes
•Lookforreadableinstructionsoramainmenuonthedisplay .
Ifyoudidnotreceivethecorrectresponse,proceedtostep6onpage31.
Ifyoudoreceivethecorrectresponse,proceedtostep7onpage31.
6.Lookatthefollowingconditionsandfollowtheinstructions:
•IfyouhearbeepcodesduringPOST ,goto"Beepsymptoms"onpage61.
•IfthecomputerdisplaysaPOSTerr or,goto"POSTerrorcodes"onpage62.
•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7onpage31.
7.RuntheDiagnosticprograms.SeeChapter5"Diagnostics"onpage33.
•Ifyoureceiveanerror,replacethepartthatthediagnosticprogramcallsoutorgoto"Diagnostic
errorcodes"onpage44.
•Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.

Problemdeterminationtips

Duetothevarietyofhardwareandsoftwarecombinationsthatcanbeencountered,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromServiceSupportandEngineeringfunctions.
•Machinetypeandmodel
•Processororharddiskupgrades
•Failuresymptom
–Dodiagnosticsindicateafailure?
–What,when,where,single,ormultiplesystems?
–Isthefailurerepeatable?
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