Acer Extensa 500, Руководство по обслуживанию

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74 Troubleshooting
System Check Procedures
Diskette Drive Check
Do the following to isolate the problem to a controller, driver, or diskette. A
write-enabled, diagnostic diskette is required.
Note: Make sure that the diskette does not have more than one label
attached to it. Multiple labels can cause damage to the drive or
cause the drive to fail.
Do the following to select the test device. See “Running the Diagnostics” for
details.
1. Boot from the diagnostics diskette and start the PQA program (See
“Running PQA Diagnostics Program.” on page 45).
2. Go to the diagnostic Diskette Drive in the test items.
3. Press F2 in the test items.
4. Follow the instructions in the message window.
If an error occurs with the internal diskette drive, reconnect the diskette
connector on the system board.
If the error still remains:
1. Reconnect the diskette drive.
2. Replace the diskette driver cable.
3. Replace the diskette.
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 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 (refer to
“Running PQA Diagnostics Program”.
2. Go to the diagnostic CD-ROM in the test items.
3. Press F2 in the test items.
4. Follow the instructions in the message window.
If an error occurs, reconnect the connector on the System board. If the error
still remains:
1. Reconnect CD-ROM drive.