2-4 Chapter 2: BIOS information
• Obtain the AwardBIOS Flash Utility (awdash.exe) from the bundled support DVD and
the latest BIOS le from the ASUS website at www.asus.com.
• We recommend that you write the BIOS lename on a piece of paper. You will need to
key in the exact BIOS lename at the DOS prompt later.
2.1.4 AwardBIOS Flash Utility
The AwardBIOS Flash Utility allows you to update the BIOS le in DOS environment using a
bootable oppy disk. This utility also allows you to copy the current BIOS le that you can use
as backup when the BIOS fails or gets corrupted during the updating process.
Updating the BIOS le
To update the BIOS le using the AwardBIOS Flash Utility:
1. Insert the bootable oppy disk into the oppy disk drive to boot the system in DOS
mode.
2. Replace the bootable oppy disk and insert the oppy disk that contains the
AwardBIOS Flash Utility and the latest BIOS le.
• Ensure that you prepare two oppy disks: the bootable oppy disk and the oppy disk
containing both the AFUDOS utility and the latest BIOS le.
• Ensure that the oppy disk is not write-protected and has enough space to save both the
AwardBIOS Flash and BIOS les.
• The succeeding BIOS screens are for reference only. The actual BIOS screen displays
may not be the same as shown.
3. Under the DOS mode, use <X:> (X stands for the name of the disk assignment) to
switch to the folder of the oppy disk you saved the BIOS le and the AwardBIOS
Flash Utility.
4. At the DOS prompt, type
awdash then press <Enter>. The AwardBIOS Flash Utility
screen appears.
5. Key in the BIOS lename in the
File Name to Program eld, then press <Enter>.
6. Press
<N> when the utility prompts you to save the current BIOS le.
7. The utility veries the BIOS le in the oppy disk and starts ashing the BIOS le.
DO NOT turn off or reset the system during the ashing process!
8. The utility displays a Flashing Complete message indicating that you have
successfully ashed the BIOS le. Remove the oppy disk then press <F1> to restart
the system.
File Name to Program: P5N73-AM.bin