Systemeventlog
Thesystem-eventlogcontainsmessagesofthreetypes:
InformationInformationmessagesdonotrequireaction;theyrecordsignicantsystem-levelevents,
suchaswhentheserverisstarted.
WarningWarningmessagesdonotrequireimmediateaction;theyindicatepossibleproblems,suchas
whentherecommendedmaximumambienttemperatureisexceeded.
Error
Errormessagesmightrequireaction;theyindicatesystemerrors,suchaswhenafanis
notdetected.
Eachmessagecontainsdateandtimeinformation,anditindicatesthesourceofthemessage(POST).
DiagnosticLEDsonthefrontcontrolpanel
IdentifyingthediagnosticLEDsonthefrontcontrolpanelisaveryimportantmethodfordiagnosingserver
problems.See“Frontcontrolpanel”onpage10
fordetailedinformation.
Onboarddebugdigitron
Theonboarddebugdigitronhelpstrainedservicetechnicianstoidentifyserverproblems.Whenyouturnon
theserver,theonboarddebugdigitronwilldisplaydebugcodeonthescreen.
Chapter7.Troubleshooting95
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