Aspire 5220/5520/5520G Service Guide
Page 80
... to a controller, drive, or CD-ROM. See if FDD Test is correct, run the Keyboard Test. If an error occurs, reconnect the connector on the system board. Do not replace a non-defective FRU: 1. If the error still remains: 1. Make sure that the CD-...Keyboard or Auxiliary Input Device Check Remove the external keyboard if the internal keyboard is correctly seated in the connector on the system board. If the internal keyboard does not work or an unexpected character appears, make sure that the diskette does not have any label attached to be tested. Replace the keyboard. 3. Replace...
... to a controller, drive, or CD-ROM. See if FDD Test is correct, run the Keyboard Test. If an error occurs, reconnect the connector on the system board. Do not replace a non-defective FRU: 1. If the error still remains: 1. Make sure that the CD-...Keyboard or Auxiliary Input Device Check Remove the external keyboard if the internal keyboard is correctly seated in the connector on the system board. If the internal keyboard does not work or an unexpected character appears, make sure that the diskette does not have any label attached to be tested. Replace the keyboard. 3. Replace...
Aspire 5220/5520/5520G Service Guide
Page 85
... board Stuck Key see "Keyboard or Auxiliary Input Device Check" on page 87. Keyboard error see "Keyboard or Auxiliary Input Device Check" on page 87. Unlock key switch Unlock external keyboard Monitor type does not match CMOS - Replace and run Setup Replace RTC battery and Run BIOS.... System board Chapter 4 92 Run Setup Run "Load Default Settings" in Sequence Failure Fixed Disk Reconnect hard disk drive connector. Keyboard locked - System CMOS checksum bad - Default configuration used RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system...
... board Stuck Key see "Keyboard or Auxiliary Input Device Check" on page 87. Keyboard error see "Keyboard or Auxiliary Input Device Check" on page 87. Unlock key switch Unlock external keyboard Monitor type does not match CMOS - Replace and run Setup Replace RTC battery and Run BIOS.... System board Chapter 4 92 Run Setup Run "Load Default Settings" in Sequence Failure Fixed Disk Reconnect hard disk drive connector. Keyboard locked - System CMOS checksum bad - Default configuration used RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system...