Chapter7.Troubleshootinganddiagnostics
Thischapterprovidesinformationaboutbasictroubleshootinganddiagnosticmethodstohelpyousolve
problemsthatmightoccurintheserver.
Ifyoucannotdiagnoseandcorrectaproblembyusingtheinformationinthischapter,seeChapter8
“Gettinginformation,help,andservice”onpage161foradditionaltroubleshootingresources.
Troubleshootingprocedure
Usethefollowinginformationasageneralprocedurefordiagnosingandtroubleshootingproblemsyou
experiencewithyourserver:
1.Verifythatthepowercordsandthecablesforallattacheddevicesareconnectedcorrectlyandsecurely.
2.Verifythattheserverandallattacheddevicesthatrequireacpowerareconnectedtoproperlygrounded,
functioningelectricaloutlets.
3.VerifythatallinstalledhardwareandattacheddevicesareenabledintheBIOSsettingsofyourserver.
FormoreinformationaboutaccessingandchangingtheBIOSsettings,see“UsingtheSetupUtility
program”onpage47
.
4.ViewthestatusanddiagnosticLEDstoidentifythesystemanddevicestatusanddiagnoseproblems.
See“ViewingthestatusanddiagnosticLEDs”onpage155.
5.Iftheserverisnotworkingafteryouhaveaddednewsoftware,installedanewoptionaldevice,or
replacedapieceofhardware,removeorreinstallthesoftware,device,orhardwaretoseeiftheproblem
couldbesolved.
6.Viewthesystemeventlogtodiagnoseproblems.See“Viewingthesystemeventlog”onpage156.
7.TurnontheserverandpressEscassoonasyouseethelogoscreentoviewanydiagnosticmessages.
8.Downloadanduseadiagnosticprogramtodiagnoseproblems.See“LenovoThinkServerDiagnostics”
onpage15.
9.Referto“Basictroubleshootingtables”onpage156andfollowtheinstructionsforthetypeofproblem
youareexperiencing.Ifthebasictroubleshootinginformationdoesnothelpyouresolveaproblem,
continuewiththenextstep.
10.Tryusingapreviousserverconfigurationtoseeifarecentchangetohardwareorsoftwaresettingshas
causedaproblem.Beforerestoringyourpreviousconfiguration,captureyourcurrentconfigurationin
casetheolderconfigurationsettingsdonotsolvetheproblemorhaveadverseeffect.
11.Useanantivirusprogramtoseeifyourserverhasbeeninfectedbyavirus.Iftheprogramdetectsa
virus,removethevirus.
12.Ifnoneoftheseactionssolvetheproblem,seektechnicalassistance.SeeChapter8“Getting
information,help,andservice”onpage161.
ViewingthestatusanddiagnosticLEDs
YourserverhasstatusanddiagnosticLEDsonthefrontpanel,therearpanel,thesystemboard,the
hot-swapstoragedrives,andtheopticaldrive(ifsupported).ThevariousLEDshelpyoueasilyidentifythe
systemanddevicestatusanddiagnoseproblems.ForinformationabouttheLEDs,refertotherelated
topicsin“Locations”onpage16.
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