Asus STRIX Z270H GAMING Bios Manual page 53

AIO PUMP Lower Temperature
Use the <+> or <-> keys to adjust the lower limit of the AIO PUMP
temperature. The AIO PUMP will operate at the minimum duty cycle when
the temperature is lower than the limit.
AIO PUMP Min. Duty Cycle(%)
Use the <+> or <-> keys to adjust the minimum AIO PUMP duty cycle.
When the CPU temperature is under the limit, the AIO PUMP will operate
at the minimum duty cycle.
Chassis Intrude Detection Support
Enable this item for chassis intrude detection functions.
Configuration options: [On] [Off]
ROG STRIX Z270H GAMING BIOS Manual
53