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2-2 Chapter 2: BIOS Information
2.1 Managing and Updating Your BIOS
The following utilities allow you to manage and update the motherboard Basic
Input/Output System (BIOS) setup.
1.
AFUDOS
(Updates the BIOS in DOS mode using a bootable oppy disk.)
2.
ASUS EZ Flash
(Updates the BIOS using a oppy disk during POST.)
3.
ASUS CrashFree BIOS2
(Updates the BIOS using a bootable floppy disk or the
motherboard support CD).
Refer to the corresponding section for each utility.
2.1.1 Creating a bootable oppy disk
1. Do either one of the following to create a bootable oppy disk.
DOS environment
Insert a 1.44MB oppy disk into the drive. At the DOS prompt, type:
format A:/S
then press <Enter>.
Windows
®
XP environment
a. Insert a 1.44MB oppy disk into the oppy disk drive.
b. From your Windows
®
desktop, click on
Start
, then select
My Computer
.
c. Select the
3 1/2 Floppy Drive
icon.
d. Click
File
from the menu, then select
Format
. A
Format 3 1/2 Floppy Disk
window appears.
e. Select
Create an MS-DOS startup disk
from the format options eld, then
click
Start
.
2. Copy the original (or the latest) motherboard BIOS to the bootable oppy disk.
2.1.2 Using AFUDOS to copy the current BIOS
The AFUDOS.EXE utility can also be used to copy the current system BIOS
settings to a oppy or hard disk. The copy can be used as a backup in case the
system BIOS fails or gets corrupted.
1. At the DOS prompt, type the command line:
afudos /o[lename]
where “lename” can be any user-provided lename of not more than eight
alphanumeric characters for the main filename and three alphanumeric
characters for the extension name.
Press <Enter>.
• Save a copy of the original motherboard BIOS le to a bootable oppy disk
in case you need to restore the BIOS in the future. Copy the original
motherboard BIOS using the AFUDOS utility.
• Refer to the system builder’s website for details about updating the BIOS.