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Flashing the BIOS

Dell™ Latitude™ C400 Service Manual

Perform the following steps to update the BIOS:

1. Make sure that the AC adapter is plugged in and that the main battery is installed properly.
   
   
2. Turn on the computer. The following error message appears:
   
   

System hardware failures: #0010

Strike the F1 key to shutdown

3. Instead of pressing <F1>, insert the Flash BIOS update floppy disk or CD into the appropriate drive and press <F6>, and then press <F4>. The computer displays the following message on the screen:
   
   

Failure override

Processor update failure. Reload current BIOS

Strike the F1 key to continue, F2 to run the setup utility.

4. Press <F1>. The computer continues to boot and updates the new BIOS.
   
   
5. Press <F2> to enter the system setup program and reset the boot sequence with the appropriate drive, if required.
   
   
6. Press <ESC> to exit the system setup program.
   
   
7. Remove the Flash BIOS update floppy disk or CD from the drive and restart the computer.
   
   

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