Asus P8H61-I LX R2.0/RM/SI - Manual (Page 57)

Chapter 2: BIOS information 2-23
[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 Chassis Fan Profile to [Manual].
Chassis Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the CPU temperature. The values range
from 40ºC to 90ºC.
Chassis 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.
Chassis Lower Temperature [40]
Displays the lower limit of the chassis temperature.
CPU 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.
2.6.6 Anti Surge Support [Disabled]
This item allows you to enable or disable the Anti Surge function.
Configuration options: [Disabled] [Enabled]