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Chapter 2: Basic Installation
Chapter 2
2.2 BIOS update utility
USB BIOS Flashback
USB BIOS Flashback allows you to easily update the BIOS without entering the existing
BIOS or operating system. Simply insert a USB storage device to the USB port, press the
USB BIOS Flashback button for three seconds, and the BIOS is updated automatically.
To use USB BIOS Flashback:
1. Download the latest BIOS le from the ASUS website
2. Extract and rename the BIOS image le to
C5FZ.CAP.
3. Copy
C5FZ.CAP to the root directory of the USB ash disk drive.
4. Turn off the system and insert the USB storage device to the ROG Connect port.
5. Press the ROG Connect button and release when a ashing light appears, which
indicates that the BIOS Flashback function is enabled.
6. Wait until the light goes out, indicating that the BIOS updating process is completed.
For more BIOS update utilities in BIOS setup, refer to the section 3.10 Updating BIOS in
Chapter 3.
• DO NOT unplug portable disk, power system, or press the CLR_CMOS button while
BIOS update is ongoing, otherwise update will be interrupted. In case of interruption,
please follow the steps again.
• Updating BIOS may have risks. If the BIOS program is damaged during the process
and results to the system’s failure to boot up, please contact your local ASUS Service
Center.
USB BIOS Flashback portROG Connect button