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ROG RAMPAGE IV FORMULA 3-51
Chapter 3
3.10.5 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 ash disk drive under standby power.
1. Download the latest BIOS le from the ASUS website
2. Extract and rename the BIOS image le to “R4F.ROM”
3. Copy “R4F.ROM” to the root directory of the USB ash disk drive
4. Turn off the system and connect the
USB ash 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 ash will be completed.
• This function can support devices such as a USB ash 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!