Please follow the steps as below:

1. Press "DEL" to enter BIOS SETUP, remember to set internal and external

cache "Disabled".

2. Bypass all the config.sys and autoexec.bat when booting to DOS by "F5".

3. Run utility as follow:

e.g. a) If your BIOS is AWARD BIOS: A:\AWDFLASH 5STX0110.BIN

b) If your BIOS is AMI BIOS: A:\AMIFLASH 6DLX0100.ROM

4. Follows the Screen instructions to upgrade your BIOS properly.

5. When all of the procedures completed, turn off your system and then power on it again.

Warning:

Avoid power-off incidently in upgrading procedure, or system would fail to reboot!