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Chapter 3: BIOS setup
Chapter 3
Fan Speed Control
CPU Q-Fan Control [Auto]
[Disabled] Disables the Q-Fan control.
[Auto] Enables the CPU Q-Fan control for 4-pin CPU fan. Select this mode for the
PWM mode Q-Fan control.
[Advance Mode] When a 3-pin CPU fan is installed, select this mode for the DC mode
Q-Fan control.
The following items appear only when you set the CPU Q-Fan Control to [Advance Mode]
and [Auto].
CPU Fan Speed Low Limit [600 RPM]
Allows you to disable or set the CPU fan warning speed.
Conguration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
CPU Fan Profile [Standard]
Allows you to set the appropriate performance level of the CPU fan.
[Standard] Set to make the CPU fan adjust automatically depending on the CPU
temperature.
[Silent] Set to minimize the fan speed for quiet CPU fan operation.
[Turbo] Set to achieve maximum CPU fan speed.
[Manual] Set to assign the detailed fan speed control parameters.
The following items appear only when you set the CPU Fan Prole to [Manual].
CPU Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the CPU temperature.
The values range from 20ºC to 75ºC.
CPU Fan Max. Duty Cycle(%) [100]
Use the <+> and <-> keys to adjust the maximum CPU fan duty cycle. The
values range from 40% to 100%. When the CPU temperature reaches the
upper limit, the CPU fan will operate at the maximum duty cycle.
CPU Lower Temperature [20]
Displays the lower limit of the CPU temperature.
CPU Fan Min. Duty Cycle(%) [60]
Use the <+> and <-> keys to adjust the minimum CPU fan duty cycle. The
values range from 60% to 100%. When the CPU temperature is under
60ºC, the CPU fan will operate at the minimum duty cycle.