User's Manual

2-30
Chapter 2: BIOS information
2.7.6 CHA_FAN1/2 Q-Fan Control [Enabled]
[Disabled] Disables the CHA_FAN1/2 Q-Fan control feature.
[Enabled] Enables the CHA_FAN1/2 Q-Fan control feature.
The following items appears only when you set the Chassis Fan 1/2 Q-Fan Control feature
to [Enabled]
Chassis Fan 1/2 Q-Fan Source [CPU]
The assignment fan will be controlled according to the selected temperature source.
Conguration options: [CPU] [MB]
Chassis Fan 1/2 Fan Speed Low Limit [600 RPM]
This item appears only when you enable the Chassis Q-Fan Control feature and
allows you to disable or set the chassis fan warning speed. Conguration options:
[Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]
Chassis Fan 1/2 Profile [Standard]
This item allows you to set the appropriate performance level of the chassis 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 Chassis Fan 1/2 Prole to [Manual].
Chassis Fan 1/2 Upper Temperature [70ºC]
Use the <+> or <-> keys to adjust the upper limit of the CPU temperature. The
values range from 40ºC to 75ºC.
Chassis Fan 1/2 Max. Duty Cycle (%) [100]
Use the <+> or <-> keys to adjust the maximum CPU fan duty cycle. The values
range from 60% to 100%. When the CPU temperature reaches the upper limit, the
CPU fan will operate at the maximum duty cycle.
Chassis Fan 1/2 Middle Temperature [45ºC]
Use the <+> or <-> keys to adjust the Chassis Fan middle temperature. The values
range from 40ºC to 75ºC.
Chassis Fan 1/2 Middle. Duty Cycle (%) [60]
Use the <+> or <-> keys to adjust the middle CPU fan duty cycle. The values range
from 60% to 100%. When the CPU temperature reaches the upper limit, the CPU
fan will operate at the maximum duty cycle.
Chassis Fan 1/2 Lower Temperature [40ºC]
Displays the lower limit of the CPU temperature. The values range from 40ºC to
75ºC.