Asus X99-S User Manual page 122

EXT 1/3 Q-Fan Control [DC Mode]
These items allow you to set the extension fans' Q-Fan control feature into DC Mode, PWM
Mode, or disable these extension Q-Fan controls from your motherboard.
Configuration options: [Disabled] [DC Mode] [PWM Mode]
The following items appear only when you set the EXT 1/3 Q-Fan Control to [PWM Mode]
or [DC Mode].
EXT 1/3 Q-Fan Source [CPU]
This item controls the assigned fan according to the selected temperature source.
Configuration options: [CPU] [MB] [VRM] [PCH] [T_SENSOR1] [EXT_SENSOR1]
[EXT_SENSOR2] [EXT_SENSOR3]
If you select T_SENSOR1, plug a thermistor cable to T_SENSOR1 header and stick the
thermistor cable's head to the desired component as the temperature source.
EXT 1/3 Fan Speed Low Limit [300 RPM]
This item allows you to disable or set the extension fans' warning speeds.
Configuration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
EXT 1/3 Fan Profile [Standard]
This item allows you to set the appropriate performance level of the chassis fan.
[Standard]
[Silent]
[Turbo]
[Manual]
The following items appear only when you set the EXT Fan Profile to [Manual].
3-50
Chassis Fan 1/4 Min. Duty Cycle(%) [60]
Use the <+> or <-> keys to adjust the minimum chassis fan duty cycle. The
values may differ via Qfan tuning.
Set to make the chassis fan adjust automatically depending on the
chassis temperature.
Set to minimize the fan speed for quiet chassis fan operation.
Set to achieve maximum chassis fan speed.
Set to assign detailed fan speed control parameters.
EXT 1/3 Upper Temperature [70]
Use the <+> or <-> keys to adjust the upper limit of the EXT 1/3
temperature. The values range from 40°C to 90°C.
EXT Fan 1/3 Max. Duty Cycle(%) [100]
Use the <+> or <-> keys to adjust the maximum extension fan duty cycle.
The values may differ via Qfan tuning.
Chassis Fan 4 Middle Temperature [45]
Use the <+> or <-> keys to set the value for Chassis Fan Middle
Temperature.
Chassis Fan 4 Middle Duty Cycle(%) [60]
Use the <+> or <-> keys to adjust the chassis fan middle duty cycle. The
values may differ via Qfan tuning.
Chapter 3: BIOS setup