Asus Bios Updater - Asus P8H61-M LX2 R2.0 User Manual

2.1.4

ASUS BIOS Updater

The ASUS BIOS Updater allows you to update the BIOS in a DOS environment. This utility
also allows you to copy the current BIOS file for use as a backup when the BIOS fails or gets
corrupted during the updating process.
The succeeding utility screens are for reference only. The actual utility screen displays may
not be the same as shown.
Before updating BIOS
1. Prepare the motherboard support DVD and a USB flash drive formatted using
FAT32/16 on a single partition.
2. Download the latest BIOS file and BIOS Updater from the ASUS website at
http://support.asus.com and save them on the USB flash drive.
NTFS is not supported under a DOS environment. Do not save the BIOS file and BIOS
Updater to a hard disk drive or USB flash drive formatted using NTFS.
3. Turn off the computer and disconnect all SATA hard disk drives (optional).
Booting the system in DOS environment
1. Insert the USB flash drive with the latest BIOS file and BIOS Updater into the USB port.
Boot your computer. When the ASUS Logo appears, press <F8> to show the BIOS
2.
Boot Device Select Menu. Insert the support DVD into the optical drive and select the
optical drive as the boot device.
SATA: XXXXXXXXXXXXXXXX
USB XXXXXXXXXXXXXXXXX
UEFI: XXXXXXXXXXXXXXXX
Enter Setup
↑ and ↓ to move selection
ENTER to select boot device
ESC to boot using defaults
When the Make Disk menu appears, select the FreeDOS command prompt item by
3.
pressing the item number.
4. At the FreeDOS prompt, type d: and press <Enter> to switch the disk from Drive C
(optical drive) to Drive D (USB flash drive).
Welcome to FreeDOS (http://www.freedos.org)!
C:\>d:
D:\>
2-4
Please select boot device:
ASUS P8H61-M LX2 R2.0