Asus M2V GREEN Motherboard Installation Guide - Page 46

AFUDOS utility

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(2) Enter BIOS setup program. Go to the Tools menu to select EZ Flash2 and press to enable it. You can switch between drives by pressing before the correct file is found. Then press . 4. When the correct BIOS file is found, EZ Flash 2 performs the BIOS update process and automatically reboots the system when done. • This function can support devices such as USB flash disk, or floppy disk with FAT 32/16 format only. • Do not shut down or reset the system while updating the BIOS to prevent system boot failure! 2.1.3 AFUDOS utility The AFUDOS utility allows you to update the BIOS file in DOS environment using a bootable floppy disk with the updated BIOS file. This utility also allows you to copy the current BIOS file that you can use as backup when the BIOS fails or gets corrupted during the updating process. Copying the current BIOS To copy the current BIOS file using the AFUDOS utility: • Make sure that the floppy disk is not write-protected and has at least 1024KB free space to save the file. • The succeeding BIOS screens are for reference only. The actual BIOS screen displays may not be same as shown. 1. Copy the AFUDOS utility (afudos.exe) from the motherboard support CD to the bootable floppy disk you created earlier. 2. Boot the system in DOS mode, then at the prompt type: afudos /o[filename] where the [filename] is any user-assigned filename not more than eight alphanumeric characters for the main filename and three alphanumeric characters for the extension name. A:\>afudos /oOLDBIOS1.rom Main filename Extension name 3. Press . The utility copies the current BIOS file to the floppy disk. 2- Chapter 2: BIOS Setup

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2-4
Chapter 2: BIOS Setup
•
This function can support devices such as USB flash disk, or floppy
disk with
FAT 32/16 format only.
•
Do not shut down or reset the system while updating the BIOS to
prevent system boot failure!
2.1.3 AFUDOS utility
The AFUDOS utility allows you to update the BIOS file in DOS environment
using a bootable floppy disk with the updated BIOS file. This utility also
allows you to copy the current BIOS file that you can use as backup when
the BIOS fails or gets corrupted during the updating process.
Copying the current BIOS
To copy the current BIOS file using the AFUDOS utility:
Main filename
Extension name
1.
Copy the AFUDOS utility (afudos.exe) from the motherboard support
CD to the bootable floppy disk you created earlier.
2.
Boot the system in DOS mode, then at the prompt type:
afudos /o[filename]
where the [filename] is any user-assigned filename not more than
eight alphanumeric characters
for the main filename and three
alphanumeric characters for the extension name.
A:\>afudos /oOLDBIOS1.rom
•
Make sure that the floppy disk is not write-protected and has at
least 1024KB free space to save the file.
•
The succeeding BIOS screens are for reference only. The actual BIOS
screen displays may not be same as shown.
3.
Press <Enter>. The utility copies the current BIOS file to the floppy
disk.
(2) Enter BIOS setup program. Go to the
Tools menu to select
EZ
Flash2 and press <Enter> to enable it.
You can switch between drives by pressing <Tab> before the
correct file is found. Then press <Enter>.
4.
When the correct BIOS file is found, EZ Flash 2 performs the BIOS
update process and automatically reboots the system when done.