Asus SABERTOOTHZ87 User Manual download pdf (Page 106)

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Chapter 3: BIOS setup

Chapter 3

CPU Q-Fan Control [Auto]

Allows you to set the CPU Q-Fan operating mode.

[Advance

Mode]

Detects the type of CPU fan installed and automatically switches the

mode control. When a 3-pin CPU fan is installed, select this mode for the

DC mode Q-Fan control.

[Auto] Enables the CPU Q-Fan control feature in PWM mode for 4-pin CPU fan.

[Disabled] Disables the Q-Fan control.

The following items appear only when you set the CPU Q-Fan Control to [Advance Mode]

and [Auto].

CPU Fan Speed Low Limit [600 RPM]

Allows you to set the low limit warning for CPU Fan speed.

Conguration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]

CPU Fan Profile [Standard]

Allows you to set the appropriate performance level of the CPU fan.

[Standard] Set to make the CPU fan adjust automatically depending on the CPU

temperature.

[Silent] Set to minimize the fan speed for quiet CPU fan operation.

[Turbo] Set to achieve maximum CPU fan speed.

[Manual] Set to assign the detailed fan speed control parameters.

The following items appear only when you set the CPU Fan Prole to [Manual].

CPU Upper Temperature [70]

Use the <+> or <-> keys to adjust the upper limit of the CPU temperature.

The values range from 20ºC to 75ºC.

CPU Fan Max. Duty Cycle(%) [100]

Use the <+> or <-> keys to adjust the maximum CPU fan duty cycle. The

values range from 20% to 100%. When the CPU temperature reaches the

upper limit, the CPU fan will operate at the maximum duty cycle.

CPU Lower Temperature [20]

Displays the lower limit of the CPU temperature.

CPU Fan Min. Duty Cycle(%) [20]

Use the <+> or <-> keys to adjust the minimum CPU fan duty cycle. The

values range from 0% to 100%. When the CPU temperature is under 40ºC,

the CPU fan will operate at the minimum duty cycle.

Chassis Q-Fan Control 1/4 [Enabled]

[Disabled] Disables the Chassis Q-Fan control feature.

[Enabled] Enables the Chassis Q-Fan control feature.

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Asus SABERTOOTHZ87 User Manual Page 106