Asus TUF Z270 MARK 2 Bios Manual page 55

CPU Upper Temperature
The CPU fan will operate at the maximum duty cycle when the CPU
temperature is higher than the limit.
CPU Fan Max. Duty Cycle (%)
When the CPU temperature reaches the upper limit, the CPU fan will
operate at the maximum duty cycle.
CPU Middle Temperature
CPU Fan Middle Duty Cycle (%)
CPU Lower Temperature
The CPU fan will operate at the minimum duty cycle when the CPU
temperature is lower than the limit.
CPU Fan Min. Duty Cycle (%)
When the CPU temperature is lower than the lower limit, the CPU fan will
operate at the minimum duty cycle.
Chassis Fan(s) Configuration
Chassis Fan 1/2 Q-Fan Control
This item allows you to set the chassis fan operating mode.
[Disabled]
[Auto]
[DC Mode]
[PWM Mode]
Chassis Fan 1/2 Q-Fan Source
The assigned fan will be controlled according to the selected temperature
source.
For T_Sensor1, plug a thermistor cable to each T_Sensor header and stick it to the desired
component as the temperature source.
ASUS TUF Z270 MARK 2 BIOS Manual
Disables the chassis Q-Fan control.
Detects the type of chassis fan installed and automatically switches
the control modes.
Enables the chassis Q-Fan control in DC mode for 3-pin chassis fan.
Enables the chassis Q-Fan control in PWM mode for 4-pin chassis
fan.
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