Asus P4S800 P4S800 User Manual - Page 34

2.1 Managing and updating your BIOS It is recommended that you save a copy of the motherboard's original BIOS to a bootable floppy disk in case you need to reinstall the original BIOS later. 2.1.1 Using ASUS EZ Flash to update the BIOS The ASUS EZ Flash feature allows you to easily update the BIOS without having to go through the long process of booting from a diskette and using a DOS-based utility. The EZ Flash is built-in the BIOS firmware so it is accessible by simply pressing + during the Power-On Self Tests (POST). Follow these steps to update the BIOS using ASUS EZ Flash. 1. Download the latest BIOS file from the ASUS website (see ASUS contact information on page viii). Save the file to a floppy disk. Write down the BIOS file name on a piece of paper. You need to type the exact BIOS file name at the EZ Flash screen. 2. Reboot the computer. 3. To use EZ Flash, press + during POST to display the following screen. ASUS EZ Flash V1.00 Copyright (C) 2002, ASUSTeK COMPUTER INC. [Onboard BIOS Information] BIOS Version : ASUS P4S800 ACPI BIOS Revision 1002 BIOS Model : P4S800 BIOS Built Date : 04/28/03 Please Enter File Name for NEW BIOS: _ *Note: EZ Flash will copy file from A:\, Press [ESC] to reboot The BIOS information in the above screen is for reference only. What you see on your screen may not be exactly the same as shown. 4. Insert the disk that contains the new BIOS file into the floppy drive. You will receive the error message, "WARNING! Device not ready." if you proceed to step 5 without the disk in the drive. 5. At the prompt, "Please Enter File Name for NEW BIOS: _", type in the BIOS file name that you downloaded from the ASUS website, then press . EZ Flash will automatically access drive A to look for the file name that you typed. When found, the following message appears on screen. 2-2 Chapter 2: BIOS information