Asus Motherboard F2A85-M - Manual (Page 73)

ASUS F2A85-M 2-25
CHA_FAN Fan Profile [Standard]
This item appears only when you enable the CHA_FAN Q-Fan Control feature and
allows you to set the appropriate performance level of the CHA_FAN 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_FAN Fan Profile to [Manual].
CHA_FAN Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the chassis
temperature. The values range from 20ºC to 90ºC.
CHA_FAN Fan Max. Duty Cycle(%) [100]
Use the <+> and <-> keys to adjust the maximum chassis fan duty cycle.
The values range from 40% to 100%. When the chassis temperature
reaches the upper limit, the chassis fan will operate at the maximum duty
cycle.
CHA_FAN Lower Temperature [20]
Displays the lower limit of the chassis temperature.
CHA_FAN Fan Min. Duty Cycle(%) [40]
Use the <+> and <-> keys to adjust the minimum chassis fan duty cycle.
The values range from 40% to 100%. When the chassis temperature is
under 20ºC, the chassis fan will operate at the minimum duty cycle.
2.6.5 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
The onboard hardware monitor automatically detects the voltage output through the onboard
voltage regulators. Select Ignore if you do not want to detect this item.
2.6.6 Anti Surge Support [Enabled]
This item allows you to enable or disable the Anti Surge function.
Configuration options: [Disabled] [Enabled]