Asus Maximus IV Extreme - Manual

ASUS Maximus IV Extreme Technical Updates 
ASUS Maximus IV Extreme Technical Updates
This is an information update for the user guide that comes with your motherboard package.
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USB BIOS Flashback
The USB BIOS Flashback allows user to update the BIOS without entering the BIOS or the
operating system by using a USB flash disk drive under standby power.
1. Download the latest BIOS file from the ASUS website
2. Extract and rename the BIOS image file to “M4E.ROM”
3. Copy “M4E.ROM” to the root directory of the USB flash disk drive
4. Turn off the system and connect the
USB flash drive to the ROG Connect
port (the white USB 2.0 port) at the rear
panel of the motherboard
5. Hold the ROG Connect button until the
LED begins to blink, then release
6. Wait until the LED stops to blink, then
the BIOS flash will be completed.
• This function can support devices such as a USB flash disk with FAT 32/16
format and single partition only.
• DO NOT unplug the power of the system while updating the BIOS to
prevent system boot failure!