Lenovo ThinkCentre Edge 71 - Removing the Computer Cover

–Isthefailurerepeatable?
–Hasthiscongurationeverworked?
–Ifithasbeenworking,whatchangesweremadepriortoitfailing?
–Isthistheoriginalreportedfailure?
•Diagnosticsversion
–Typeandversionlevel
•Hardwareconguration
–Print(printscreen)congurationcurrentlyinuse
–BIOSlevel
•Operatingsystemsoftware
–Typeandversionlevel
Note:Toeliminateconfusion,identicalsystemsareconsideredidenticalonlyifthey:
1.Aretheexactmachinetypeandmodels
2.HavethesameBIOSlevel
3.Havethesameadapters/attachmentsinthesamelocations
4.Havethesameaddressjumpers/terminators/cabling
5.Havethesamesoftwareversionsandlevels
6.Havethesamediagnosticdiskettes(version)
7.Havethesamecongurationoptionssetinthesystem
8.Havethesamesetupforoperating-system-controlledles
Comparingthecongurationandsoftwareset-upbetween“workingandnon-working”systemswilloften
leadtoproblemresolution.
38ThinkCentreHardwareMaintenanceManual