ASROCK X299 User Manual page 40

LN2 Mode Switch
(LN2MODE1)
(see p.8, No. 18)
BIOS Flashback Button
(BIOS_FB1)
(see p.11, No. 15)
To use USB BIOS Flashback function, press the BIOS Flashback Button for three seconds. Please
follow the steps below.
1. Download the latest BIOS file from ASRock's website : http://www.asrock.com.
2. Copy the BIOS file to your USB flash drive.Please make sure the file system of
your USB flash drive must be FAT32.
3. Extract BIOS file from the zip file.
4. Rename the file to "creative.rom" and plug your USB drive to the USB BIOS Flashback port.
5. Make sure that the CPU is not installed; then install PSU and turn it on.
6. Press the BIOS Flashback Button for about three seconds. Then the LED starts to
blink.
7. Wait until the LED stops blinking, indicating that BIOS flashing has been completed.
*If the LED light turns solid green, this means that the BIOS Flashback is not
operating properly.
USB BIOS Flashback port
34
The LN2 mode aids in
eliminating the cold-boot bug
issues in processors during
extreme overclocking with
Liquid Nitrogen.
BIOS Flashback Button allows users
to flash the BIOS.