IBM THINKPAD A20M User Manual download pdf (Page 53)

FRU Applicable test

CD-ROM or

DVD drive

1. Diagnostics --> Other Devices -->

CD-ROM/DVD

2. Interactive Tests --> CD-ROM/DVD Test

Memory 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.

Fan 1. Turn on the computer and check the air

turbulence at the louver near the power

switch.

2. Run Diagnostics --> Other Devices -->

IBM Fan.

Product overview

ThinkPad A20m/p, A21m/p and A22m/p 47

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IBM THINKPAD A20M User Manual Page 53