Lenovo System x3500 M4 - Problem Determination Tips

•Harddiskdrives.
Note:Theminimumconfigurationrequiredfortheservertostartisonemicroprocessorandone2
GBDIMM.
Step4.Turnontheserver.Iftheproblemremains,suspectthefollowingcomponentsinthefollowingorder:
1.Powersupply
2.Memory
3.Microprocessor
4.Systemboard
Iftheproblemissolvedwhenyouremoveanadapterfromtheserverbuttheproblemrecurswhenyou
reinstallthesameadapter,suspecttheadapter;iftheproblemrecurswhenyoureplacetheadapterwith
adifferentone,suspecttherisercard.
Ifyoususpectanetworkingproblemandtheserverpassesallthesystemtests,suspectanetworkcabling
problemthatisexternaltotheserver.
Problemdeterminationtips
Becauseofthevarietyofhardwareandsoftwarecombinationsthatcanencounter,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromLenovo.
•Machinetypeandmodel
•Microprocessororharddiskdriveupgrades
•Failuresymptom
–Doestheserverfailthediagnostictests?
–Whatoccurs?When?Where?
–Doesthefailureoccuronasingleserveroronmultipleservers?
–Isthefailurerepeatable?
–Hasthisconfigurationeverworked?
–Whatchanges,ifany,weremadebeforetheconfigurationfailed?
–Isthistheoriginalreportedfailure?
•Diagnosticprogramtypeandversionlevel
•Hardwareconfiguration(printscreenofthesystemsummary)
•UEFIfirmwarelevel
•IMMfirmwarelevel
•Operatingsystemsoftware
Youcansolvesomeproblemsbycomparingtheconfigurationandsoftwaresetupsbetweenworkingand
nonworkingservers.Whenyoucompareserverstoeachotherfordiagnosticpurposes,considerthem
identicalonlyifallthefollowingfactorsareexactlythesameinalltheservers:
•Machinetypeandmodel
•UEFIfirmwarelevel
•IMMfirmwarelevel
•Adaptersandattachments,inthesamelocations
162Systemx3500M4InstallationandServiceGuide