3 Chapter

3.6.5CHA_FAN1/2/3 Q-Fan Control [Enabled]

[Disabled]

Disables the Chassis Q-Fan control feature.

[Enabled]

Enables the Chassis Q-Fan control feature.

CHA_FAN1/2/3 Fan Speed Low Limit [600 RPM]

This item appears only when you enable the CHA_FAN1/2/3 Q-Fan Control feature and allows you to disable or set the CHA_FAN1/2/3/4 fan warning speed. Configuration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]

CHA_FAN1/2/3 Fan Profile [Standard]

This item appears only when you enable the CHA_FAN1/2/3 Q-Fan Control feature and allows you to set the appropriate performance level of the CHA_FAN1/2/3 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_FAN1/2/3/4 Fan Profile to [Manual].

CHA_FAN1/2/3 Upper Temperature [70]

Use the <+> and <-> keys to adjust the upper limit of the chassis temperature. The values range from 40ºC to 90ºC.

CHA_FAN1/2/3 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.

CHA_FAN1/2/3 Lower Temperature [40]

Displays the lower limit of the chassis temperature.

CHA_FAN1/2/3 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.

3.6.6Anti Surge Support [Enabled]

This item allows you to enable or disable the Anti Surge function.

Configuration options: [Disabled] [Enabled]

3-22

Chapter 3: BIOS setup