Asus F2A85-M PRO - Manual (Page 88)

3-22 Chapter 3: BIOS setup
Chapter 3
3.6.5 CHA_FAN1/2/3 Q-Fan Control [Enabled]
[Disabled] Disables the Chassis Q-Fan control feature.
[Enabled] Enables the Chassis Q-Fan control feature.
CHA_FAN1/2/3 Fan Speed Low Limit [600 RPM] 1/2/3 Fan Speed Low Limit [600 RPM]
This item appears only when you enable the CHA_FAN1/2/3 Q-Fan Control feature and
allows you to disable or set the CHA_FAN1/2/3/4 fan warning speed. Configuration options:
[Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
CHA_FAN1/2/3 Fan Profile [Standard]
This item appears only when you enable the CHA_FAN1/2/3 Q-Fan Control feature
and allows you to set the appropriate performance level of the CHA_FAN1/2/3 fan.
[Standard] Sets to [Standard] to make the chassis fan automatically adjust
depending on the chassis temperature.
[Silent] Sets to [Silent] to minimize the fan speed for quiet chassis fan
operation.
[Turbo] Sets to [Turbo] to achieve maximum chassis fan speed.
[Manual] Sets to [Manual] to assign detailed fan speed control parameters.
The following four items appear only when you set CHA_FAN1/2/3/4 Fan Profile to
[Manual].
CHA_FAN1/2/3 Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the chassis
temperature. The values range from 40ºC to 90ºC.
CHA_FAN1/2/3 Fan Max. Duty Cycle(�) �100�
Use the <+> and <-> keys to adjust the maximum chassis fan duty cycle.
The values range from 60% to 100%. When the chassis temperature
reaches the upper limit, the chassis fan will operate at the maximum duty
cycle.
CHA_FAN1/2/3 Lower Temperature [40]
Displays the lower limit of the chassis temperature.
CHA_FAN1/2/3 Fan Min. Duty Cycle(�) �60�
Use the <+> and <-> keys to adjust the minimum chassis fan duty cycle.
The values range from 60% to 100%. When the chassis temperature is
under 40ºC, the chassis fan will operate at the minimum duty cycle.
3.6.6 Anti Surge Support [Enabled]
This item allows you to enable or disable the Anti Surge function.
Configuration options: [Disabled] [Enabled]