3 Troubleshooting Your PC

If Your PC Does Not Start Properly

Clearing the PC’s Configuration Memory

If the PC then starts, but POST still persists in reporting an error, clear the current configuration memory values and reinstall the built-in default values:

1Turn off the PC, disconnect the power and all cables, and remove the cover.

a Set the system board switch 6 (CMOS STATUS) to CLOSED to clear the configuration.

b Replace the cover, and reconnect the power cable only. c Turn on the PC. This will erase the CMOS memory.

d Wait until the PC has started. A message will be displayed similar to this:

“Configuration has been cleared, set switch 6 to the OPEN

position before rebooting.”

Turn off the PC, disconnect the power cable, and remove the cover.

eSet the system board switch 6 (CMOS STATUS) on the switch block to OPEN to re-enable the configuration.

2Replace the cover, and reconnect the power and cables.3Switch on the PC. An error message will be displayed:

“Incorrect PC configuration”

The PC will stop. Press any key to continue. A “pop-up” screen will appear stating that the:

CMOS checksum is invalid.

Default values will be loaded.

Press any key to continue.

4Run Setup by pressing . CMOS default values will be automatically downloaded and saved.

5Make any other changes you want and press to save the configuration and exit from Setup.

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