Asus P5VDC-MX V2.0 Motherboard DIY Troubleshooting Guide - Page 52

2.1.4 ASUS CrashFree BIOS 2 utility The ASUS CrashFree BIOS 2 is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can update a corrupted BIOS file using the motherboard support CD or the floppy disk that contains the updated BIOS file. • Prepare the motherboard support CD or the floppy disk containing the updated motherboard BIOS before using this utility. • Make sure that you rename the original or updated BIOS file in the floppy disk to P 5 V D C M X . R O M. To use CrashFree BIOS2 feature on motherboards with onboard VGA, you will not see the screen display when the BIOS crashes even when you reboot the system. Install a graphics card into the expansion slot before rebooting the computer to display BIOS recovery message. Recovering the BIOS from a floppy disk To recover the BIOS from a floppy disk: 1. Turn on the system. 2. Insert the floppy disk with the original or updated BIOS file to the floppy disk drive. 3. The utility displays the following message and automatically checks the floppy disk for the original or updated BIOS file. Bad BIOS checksum. Starting BIOS recovery... Checking for floppy... When found, the utility reads the BIOS file and starts flashing the corrupted BIOS file. Bad BIOS checksum. Starting BIOS recovery... Checking for floppy... Floppy found! Reading file "P5VDCMX.ROM". Completed. Start flashing... DO NOT shut down or reset the system while updating the BIOS! Doing so can cause system boot failure! 4. Restart the system after the utility completes the updating process. 2-6 Chapter 2: BIOS setup