d.Extendedvideomemory
e.ExternalCache
f.ExternalCacheRAM
g.Harddiskdrive
h.Diskettedrive
3.Turnonthepowerandthecomputertore-testthesystem.
4.Repeatsteps1through3untilyoundthefailingdeviceoradaptercards.
Ifalldevicesandadaptercardshavebeenremoved,andtheproblemcontinues,replacethesystemboard.
See“Replacingthesystemboard”onpage103or“Replacingthesystemboard”onpage146.
68ThinkCentreEdgeHardwareMaintenanceManual