IBM 2611-40A, Руководство по техническому обслуживанию аппаратной части

Страница: 38 / 204

2. Go to Diag and select Manual Test, then choose
Pointing Dev. from the Test Item and press F2 to
execute.
If either the pointing stick or the click button does not work,
do the following actions one a time to correct the problem.
Do not replace a non-defective FRU.
1. Reconnect the keyboard flexible cables and the
TrackPoint flexible cable.
2. Replace the TrackPoint board.
3. Replace the keyboard.
4. Replace the system board.
Diskette Drive Check
Do the following to isolate the problem to a controller,
drive, or diskette. A scratch, write-enabled, non-defective,
high-density (2HD) diskette is required.
CAUTION:
Make sure that the diskette does not have more than
one label attached to it. Multiple labels can cause
damage to the drive or can cause the drive to fail.
Do the following to select the test device:
1. Boot from the diagnostics diskette and start the PQA
program (please refer to “Running the PQA Diagnos-
tics Program” on page 49).
2. Go to Diag and select Manual Test, then choose
Diskette Drive from the Test Item and press F2 to
execute.
If an error occurs with the internal diskette drive, reconnect
the connector on the system board.
If the error still remains:
1. Reconnect the diskette drive cable.
2. Replace the diskette drive cable.
3. Replace the diskette drive.
4. Replace the system board.
CD-ROM Drive Check
Do the following to isolate the problem to a controller,
drive, or CD-ROM. Make sure that the CD-ROM disc does
not have any label attached to it. The label can cause
damage to the drive or can cause the drive to fail.
Do the following to select the test device:
1. Boot from the diagnostics diskette and start the PQA
program (please refer to “Running the PQA Diagnos-
tics Program” on page 49).
2. Go to Diag and select Manual Test, then choose
CD-ROM from the Test Item and press F2 to execute.
30
ThinkPad i Series 1400 HMM