Asus B85-PLUS - Manual (Page 65)

2-36 Chapter 2: Getting started
Chassis1/2 Fan Profile [Standard]
This item appears only when you enable the Chassis1/2 Q-Fan Control feature and allows
you to set the appropriate performance level of the chassis 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 Chassis1/2 Fan Profile to [Manual].
Chassis1/2 Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the chassis temperature. The
values range from 40ºC to 75ºC.
Chassis1/2 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.
Chassis1/2 Lower Temperature [40]
Displays the lower limit of the chassis temperature.
Chassis1/2 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.
2.7.6 Anti Surge Support [Enabled]
This item allows you to enable or disable the Anti Surge function.
Configuration options: [Disabled] [Enabled]