User Manual

3-31
Chapter 3: BIOS setup
Chassis Fan Speed Low Limit [200 RPM]
This item appears only when you enable the Chassis Q-Fan Control feature and
allows you to disable or set the chassis fan warning speed. Conguration options:
[Ignore] [200RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
Chassis Fan Prole [Standard]
This item appears only when you enable the Chassis 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.
NOTE: The following four items appear only when you set Chassis Fan
Q-Fan Control to [PWM mode] and Chassis Fan Prole to [Manual].
Chassis Fan Upper Temperature [70]
Use the <+> and <-> keys to adjust the upper limit of the chassis
temperature.
Chassis Fan Max. Duty Cycle(%) [100]
Use the <+> and <-> keys to adjust the maximum chassis fan duty cycle.
When the chassis temperature reaches the upper limit, the chassis fan will
operate at the maximum duty cycle.
Chassis Fan Middle Temperature [25]
Use the <+> or <-> keys to set the value for Chassis Fan Middle
Temperature.
Chassis Fan Middle Duty Cycle(%) [20]
Use the <+> or <-> keys to adjust the chassis fan middle duty cycle.
Chassis Fan Lower Temperature [20]
Displays the lower limit of the Chassis Fan temperature.
Chassis Fan Min. Duty Cycle(%) [20]
Use the <+> and <-> keys to adjust the minimum chassis fan duty cycle. The
values range from 20% to 100%. When the chassis temperature is under
40ºC, the chassis fan will operate at the minimum duty cycle.
NOTE: The following four items appear only when you set Chassis Fan
Q-Fan Control to [DC Mode] and Chassis Fan Prole to [Manual].