Asus H971-PLUS User Manual page 72

The following items appear only when you set the Chassis Fan 1/2 Q‑Fan Control to [PWM
Mode] or [DC Mode].
Chassis Fan 1/2 Q-Fan Source [CPU]
This item controls the assigned fan according to the selected temperature source.
Configuration options: [CPU] [MB]
Chassis Fan 1/2 Speed Low Limit [600 RPM]
This item allows you to disable or set the chassis fan warning speed. Configuration options:
[Ignore] [200RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
Chassis Fan 1/2 Profile [Standard]
This item allows you to set the appropriate performance level of the chassis fan.
[Standard]
[Silent]
[Turbo]
[Manual]
The following four items appear only when you set Chassis Fan 1/2 Profile to [Manual].
Chassis Fan 1/2 Upper Temperature [70]
Use the <+> or <‑> keys to adjust the upper limit of the CPU temperature. The values
range from 45°C to 75°C.
Chassis Fan 1/2 Max. Duty Cycle(%) [100]
Use the <+> or <‑> 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 Fan 1/2 Middle Temperature [45]
Use the <+> or <‑> keys to set the value for Chassis Fan Middle Temperature.
Chassis Fan 1/2 Middle Duty Cycle(%) [60]
Use the <+> or <‑> keys to adjust the chassis fan middle duty cycle. The values range
from 60% to 100%.
Chassis Fan 1/2 Lower Temperature [40]
Use the <+> or <‑> keys to adjust the chassis fans' lower temperature. The values
range from 40% to 75%.
Chassis Fan 1/2 Min. Duty Cycle(%) [60]
Use the <+> or <‑> keys to adjust the minimum chassis fan duty cycle. The values
range from 60% to 100%. When the CPU temperature is under the lower limit, the
chassis fan operates at the minimum duty cycle.
2.7.7 Anti Surge Support [Disabled]
This item allows you to enable or disable the Anti Surge function. Configuration options:
[Disabled] [Enabled]
2-40
Sets to [Standard] to make the chassis fan automatically adjust depending
on the chassis temperature.
Sets to [Silent] to minimize the fan speed for quiet chassis fan operation.
Sets to [Turbo] to achieve maximum chassis fan speed.
Sets to [Manual] to assign detailed fan speed control parameters.
Chapter 2: Getting started