User Manual
28
BIOS Setup
Ext. Fan(s) Configuration
The subitems in this menu allows you to congure the extension Q-Fan features.
Extension Fan 1/2/3 Q-Fan Control [DC Mode]
[PWM mode] Enables the chassis Q-Fan control in PWM mode for the 4-pin chassis fan.
[DC mode] Enables the chassis Q-Fan control in DC mode for the 3-pin chassis fan.
[Disabled] Disables the chassis Q-Fan control feature.
The following items appear only when you set the Extension Fan 1/2/3 Q-Fan Control to
[PWM Mode] or [DC Mode].
Extension Fan 1/2/3 Q-Fan Source [CPU]
This item controls the assigned fan according to the selected temperature source.
Conguration options: [CPU] [MotherBoard] [VRM] [PCH] [T_Sensor] [EXT_Sensor1]
[EXT_Sensor2] [EXT_Sensor3]
Extension Fan 1/2/3 Speed Low Limit [300 RPM]
This item allows you to disable or set the extension fan warning speed. Conguration
options: [Ignore] [200RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
Extension Fan 1/2/3 Profile [Standard]
This item allows you to set the appropriate performance level of the extension fan.
[Standard] Sets to [Standard] to make the extension fan automatically adjust
depending on the chassis temperature.
[Silent] Sets to [Silent] to minimize the fan speed for quiet extension fan
operation.
[Turbo] Sets to [Turbo] to achieve maximum extension fan speed.
[Manual] Sets to [Manual] to assign detailed fan speed control parameters.
The following items appear only when you set Extension Fan 1/2/3 Profile to [Manual].
Extension Fan 1/2/3 Upper Temperature [70]
Use the <+> or <-> keys to adjust the upper limit of the extension fan temperature.
The values range from 20°C to 75°C.
Extension Fan 1/2/3 Max. Duty Cycle(%) [100]
Use the <+> or <-> keys to adjust the maximum extension fan duty cycle. The
values range from 60% to 100%. When the chassis temperature reaches the
upper limit, the extension fan will operate at the maximum duty cycle.
Extension Fan 1/2/3 Middle Temperature [45]
Use the <+> or <-> keys to set the value for Extension Fan Middle Temperature.
Extension Fan 1/2/3 Middle Duty Cycle(%) [60]
Use the <+> or <-> keys to adjust the extension fan middle duty cycle. The values
range from 60% to 100%.
Extension Fan 1/2/3 Lower Temperature [40]
Use the <+> or <-> keys to adjust the extension fans’ lower temperature. The
values range from 0°C to 75°C.