IBM ThinkPad R40 2681 Hardware Maintenance Manual page 55

FRU
CD-ROM or
DVD drive
Memory
Fan
Touch pad
Applicable test
1. Diagnostics --> Other Devices -->
CD-ROM/DVD
2. Interactive Tests --> CD-ROM/DVD Test
1. If two DIMMs are installed, remove one of
them and run Diagnostics --> Memory
Test—Quick.
2. If the problem does not recur, return the
DIMM to its place, remove the other one,
and run the test again.
3. If the test does not detect the error, run
Diagnostics --> Memory Test—Full.
1. Turn on the computer and check the air
turbulence at the louver near the power
switch.
2. Run Diagnostics --> Other Devices -->
IBM Fan.
If the Touch Pad does not work, check the
configuration in the ThinkPad Configuration
program. 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
Product overview
ThinkPad R40
51