Asus ROG STRIX B250F GAMING STRIX B250F GAMING BIOS ManualEnglish - Page 28

Ext. Fans Configuration

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Ext. Fan(s) Configuration The subitems in this menu allows you to configure 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. Configuration 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. Configuration 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. 28 BIOS Setup

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28
BIOS Setup
Ext. Fan(s) Configuration
The subitems in this menu allows you to configure 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.
Configuration 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. Configuration
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.