Chapter3.Troubleshooting
Thischapterdescribesthediagnostictoolsandtroubleshootinginformationthatareavailabletohelp
yousolveproblemsthatmightoccurintheserver.
Ifyoucannotdiagnoseandcorrectaproblembyusingtheinformationinthischapter,seeAppendixD
“Gettinghelpandtechnicalassistance”onpage1211formoreinformation.
Starthere
Youcansolvemanyproblemswithoutoutsideassistancebyfollowingthetroubleshootingproceduresin
thisdocumentationandontheWorldWideWeb.
Thisdocumentdescribesthediagnosticteststhatyoucanperform,troubleshootingprocedures,and
explanationsoferrormessagesanderrorcodes.Thedocumentationthatcomeswithyouroperatingsystem
andsoftwarealsocontainstroubleshootinginformation.
Diagnosingaproblem
Beforeyoucallanapprovedwarrantyserviceprovider,followtheseproceduresintheorderinwhichtheyare
presentedtodiagnoseaproblemwithyourserver.
Step1.Returntheservertotheconditionitwasinbeforetheproblemoccurred.Ifanyhardware,
software,orfirmwarewaschangedbeforetheproblemoccurred,ifpossible,reversethose
changes.Thismightincludeanyofthefollowingitems:
•Hardwarecomponents
•Devicedriversandfirmware
•Systemsoftware
•UEFIfirmware
•Systeminputpowerornetworkconnections
Step2.ViewthelightpathdiagnosticsLEDsandeventlogs.Theserverisdesignedforeaseof
diagnosisofhardwareandsoftwareproblems.
•Eventlogs:See“Eventlogs”onpage75forinformationaboutnotificationeventsanddiagnosis.
•Softwareoroperating-systemerrorcodes:Seethedocumentationforthesoftwareor
operatingsystemforinformationaboutaspecificerrorcode.Seethemanufacturer'swebsite
fordocumentation.
Step3.RunDynamicSystemAnalysis(DSA)andcollectsystemdata.
RunDynamicSystemAnalysis(DSA)tocollectinformationaboutthehardware,firmware,software,
andoperatingsystem.Havethisinformationavailablewhenyoucontactyourapprovedwarranty
serviceprovider.ForinstructionsforrunningDSA,seetheDynamicSystemAnalysisInstallation
andUser'sGuide.
TodownloadthelatestversionofDSAcodeandtheDynamicSystemAnalysisInstallationand
User'sGuide,gotohttp://www.ibm.com/support/entry/portal/docdisplay?lndocid=SERV-DSA.
Step4.Checkforandapplycodeupdates.
©CopyrightLenovo2015
65