ASROCK X99 OC Formula/3.1 Manual Del Usuario página 32

LN2 Mode Switch
(LN2MODE)
(see p.1, No. 13)
Direct Key Button
(DIRKEY1)
(see p.1, No. 31)
30
he LN2 mode aids in
eliminating the cold-boot bug
issues in processors during
extreme overclocking with
Liquid Nitrogen.
Direct Key Button allows
users to turn on the system
and directly enter the UEFI
setup screen.