User Manual

4-50
Chapter 4: BIOS Setup
The following items appear only when CPU Fan Prole is set to [Manual].
CPU Upper Temperature
Use the <+> or <-> keys to adjust the upper limit of the CPU temperature.
The CPU fan will operate at the maximum duty cycle when the temperature
source is higher than the limit.
CPU Max. Duty Cycle (%)
Use the <+> or <-> keys to adjust the maximum CPU fan duty cycle. When
the temperature source reaches the upper limit, the CPU fan will operate at
the maximum duty cycle.
CPU Middle Temperature
Use the <+> or <-> keys to adjust the middle limit of the CPU temperature.
CPU Middle. Duty Cycle (%)
Use the <+> or <-> keys to adjust the CPU fan middle duty cycle.
CPU Lower Temperature
Use the <+> or <-> keys to adjust the lower limit of the CPU temperature.
The CPU fan will operate at the minimum duty cycle when the temperature
source is lower than the limit.
CPU Min. Duty Cycle (%)
Use the <+> or <-> keys to adjust the minimum CPU fan duty cycle. When
the temperature source is under the limit, the CPU fan will operate at the
minimum duty cycle.
Chassis Fan(s) Configuration
Chassis Fan 1-3 Q-Fan Control
This item allows you to set the chassis fan operating mode.
[Auto] Detects the type of chassis fan installed and automatically switches
the control modes.
[PWM Mode] Enables the Chassis Fan Q-Fan Control feature in PWM mode for
4-pin chassis fan.
[DC Mode] Enables the Chassis Fan Q-Fan Control feature in DC mode for
3-pin chassis fan.
[Disabled] Disables the Q-Fan control.
The following items appear only when Chassis Fan 1-3 Q-Fan Control is set to [Auto],
[PWM Mode], or [DC Mode].
Chassis Fan 1-3 Q-Fan Source
The assigned fan will be controlled according to the selected temperature source.
Conguration options: [CPU] [MotherBoard] [PCH] [Chipset] [T_Sensor] [Multiple
Sources]
For Multiple Sources, select up to three temperature sources and the fan will automatically
change based on the highest temperature.