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Chapter 2: BIOS information 2-3
• This function supports USB ash disks with FAT 32/16 format and single partition only.
• DO NOT shut down or reset the system while updating the BIOS to prevent system boot
failure!
2.1.3 ASUS CrashFree BIOS 3 utility
The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS le
when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS
le using the motherboard support DVD or a USB ash drive that contains the updated BIOS
le.
• Before using this utility, rename the BIOS le in the removable device into
P8Q77.CAP.
• The BIOS le in the support DVD may not be the latest version. Download the latest
BIOS le from the ASUS website at www.asus.com.
Recovering the BIOS
To recover the BIOS:
1. Turn on the system.
2. Insert the support DVD to the optical drive or the USB ash drive that contains the BIOS le to the
USB port.
3. The utility automatically checks the devices for the BIOS le. When found, the utility reads the BIOS
le and enters ASUS EZ Flash 2 utility automatically.
4. The system requires you to enter BIOS Setup to recover BIOS setting. To ensure system
compatibility and stability, we recommend that you press <F5> to load default BIOS values.
DO NOT shut down or reset the system while updating the BIOS! Doing so can cause
system boot failure!
3. Press <Tab> to switch to the Drive eld.
4. Press the Up/Down arrow keys to nd the USB ash disk that contains the latest BIOS, and then
press <Enter>.
5. Press <Tab> to switch to the Folder Info eld.
6. Press the Up/Down arrow keys to nd the BIOS le, and then press <Enter> to perform the BIOS
update process. Reboot the system when the update process is done.