Computer Hardware User Manual

00
00
00
00000000
00000000
00000000
00000000
•Machinetypeandmodel
•Microprocessororharddiskdriveupgrades
•Failuresymptom
–Doestheserverfailthediagnostictests?
–Whatoccurs?When?Where?
–Doesthefailureoccuronasingleserveroronmultipleservers?
–Isthefailurerepeatable?
–Hasthiscongurationeverworked?
–Whatchanges,ifany,weremadebeforethecongurationfailed?
–Isthistheoriginalreportedfailure?
•Diagnosticprogramtypeandversionlevel
•Hardwareconguration(printscreenofthesystemsummary)
•IMMrmwarelevel
•Operatingsystemsoftware
Youcansolvesomeproblemsbycomparingthecongurationandsoftwaresetupsbetweenworkingand
nonworkingservers.Whenyoucompareserverstoeachotherfordiagnosticpurposes,considerthem
identicalonlyifallthefollowingfactorsareexactlythesameinalltheservers:
•Machinetypeandmodel
•IMMrmwarelevel
•Adaptersandattachments,inthesamelocations
•Addressjumpers,terminators,andcabling
•Softwareversionsandlevels
•Diagnosticprogramtypeandversionlevel
•Congurationoptionsettings
•Operating-systemcontrol-lesetup
Chapter4.Diagnostics105