IBM R400 manual Diagnostics --Other Devices--Optical Drive, Interactive Tests --Optical Drive Test

Table 9. FRU tests (continued)

FRU	Applicable test
DVD drive or	1.	Diagnostics -->Other Devices-->Optical Drive
DVD/CD-RW combo	2.	Interactive Tests -->Optical Drive Test
drive
Memory	1.	If two DIMMs are installed, remove one of them and run
		Diagnostics -->Advanced Memory Tests.
	2.	If the problem does not recur, return the DIMM to its place,
		remove the other one, and run the test again.
Fan	1.	Turn on the computer and check the air turbulence at the
		louver near the PC Card slot.
	2.	Run Diagnostics -->ThinkPad Devices -->Fan.
TrackPoint or pointing	If the TrackPoint does not work, check the configuration as
device	specified in the BIOS Setup Utility. If the TrackPoint is disabled,
	select Automatic to enable it.
	After you use the TrackPoint, the pointer may drift on the screen
	for a short time. This drift can occur when a slight, steady
	pressure is applied to the TrackPoint pointer. This symptom is not
	a hardware problem. If the pointer stops after a short time, no
	service action is necessary.
	If enabling the TrackPoint does not correct the problem, continue
	with the following:
	v Interactive Tests -->Mouse
Touch Pad	If the Touch Pad does not work, check the configuration as
	specified in the BIOS Setup Utility. If the Touch Pad is disabled,
	select Automatic to enable it. If enabling the Touch Pad does not
	correct the problem, continue with the following:
	v Interactive Tests -->Mouse

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