Acer TravelMate 230 TravelMate 230/280 Service Guide - Page 104

System Check Procedures External 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 "System Diagnostic Diskette" on page 55 for details. 1. Boot from the diagnostics diskette and start the PQA program (see "System Diagnostic Diskette" on page 55). 2. Go to the diagnostic Diskette Drive in the test items. 3. Press m 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 external diskette drive/CD-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Replace the system board. External 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 "System Diagnostic Diskette" on page 55. 2. Go to the diagnostic CD-ROM in the test items. 3. Press m 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 the external diskette drive/CD-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Replace the system board. 96 TravelMate 230/ 280