Lenovo System x3550 M4 - Problem Determination Tips

Step4.Turnontheserver.
Iftheproblemissolvedwhenyouremoveanadapterfromtheserverbuttheproblemrecurswhenyou
reinstallthesameadapter,suspecttheadapter;iftheproblemrecurswhenyoureplacetheadapterwith
adifferentone,suspecttherisercard.
Ifyoususpectanetworkingproblemandtheserverpassesallthesystemtests,suspectanetworkcabling
problemthatisexternaltotheserver.
Problemdeterminationtips
Becauseofthevarietyofhardwareandsoftwarecombinationsthatcanencounter,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromLenovo.
ThemodelnameandserialnumberarelocatedontheIDlabelonthefrontoftheserverasshownin
thefollowingillustration.
Note:Theillustrationsinthisdocumentmightdifferslightlyfromyourhardware.
00000000000000000
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00000000000000000
00000000000000000
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Figure92.IDlabel
•Machinetypeandmodel
•Microprocessororharddiskdriveupgrades
•Failuresymptom
–Doestheserverfailthediagnostictests?
–Whatoccurs?When?Where?
–Doesthefailureoccuronasingleserveroronmultipleservers?
–Isthefailurerepeatable?
–Hasthisconfigurationeverworked?
–Whatchanges,ifany,weremadebeforetheconfigurationfailed?
–Isthistheoriginalreportedfailure?
•Diagnosticprogramtypeandversionlevel
•Hardwareconfiguration(printscreenofthesystemsummary)
•UEFIfirmwarelevel
•IMMfirmwarelevel
•Operatingsystemsoftware
Chapter4.Troubleshooting159