Personal Computer User Manual

Chapter4.Generalcheckout

Attention

Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequence

changed.Beextremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Dataor

programscanbeoverwrittenifyouselectanincorrectdrive.

Generalerrormessagesappearifaproblemorconictisfoundbyanapplicationprogram,theoperating

system,orboth.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftware

package.

BeforereplacinganyFRUs,ensurethatthelatestlevelofBIOSisinstalledonthesystem.Adown-levelBIOS

mightcausefalseerrorsandunnecessaryreplacementofthesystemboard.Formoreinformationonhowto

determineandobtainthelatestlevelBIOS,see“BIOSlevels”onpage111

Usethefollowingproceduretohelpdeterminethecauseoftheproblem:

1.Power-offthecomputerandallexternaldevices.

2.Checkallcablesandpowercords.

3.Setalldisplaycontrolstothemiddleposition.

4.Power-onallexternaldevices.

5.Power-onthecomputer.

•Lookfordisplayederrorcodes

•Listenforbeepcodes

•Lookforreadableinstructionsoramainmenuonthedisplay.

Ifyoudidnotreceivethecorrectresponse,proceedtostep6onpage33

Ifyoudoreceivethecorrectresponse,proceedtostep7onpage33.

6.Lookatthefollowingconditionsandfollowtheinstructions:

•IfyouhearbeepcodesduringPOST,goto“Beepsymptoms”onpage59

•IfthecomputerdisplaysaPOSTerror,goto“POSTerrorcodes”onpage60.

•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7onpage33.

7.RuntheDiagnosticprograms.See“Diagnostics”onpage53.

•Ifyoureceiveanerror,replacethepartthatthediagnosticprogramcallsout.

•Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.

Problemdeterminationtips

Duetothevarietyofhardwareandsoftwarecombinationsthatcanbeencountered,usethefollowing

informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen

requestingassistancefromServiceSupportandEngineeringfunctions.

•Machinetypeandmodel

•Processororharddiskdriveupgrades

•Failuresymptom

–Dodiagnosticsindicateafailure?

–What,when,where,single,ormultiplesystems?

–Isthefailurerepeatable?