Asus ROG STRIX Z490-E Manual page 58

CPU Fan Step Down
This item allows you to set the value of the CPU fan step down.
Configuration options: [0 sec] [2.1 sec] [2.8 sec] [3.6 sec] [4.2 sec] [5.0 sec] [6.3 sec]
[8.5 sec] [12 sec] [25 sec]
CPU Fan Speed Lower Limit
This item allows you to set the lower limit warning for CPU Fan speed.
Configuration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600
RPM]
CPU Fan Profile
This item allows you to set the appropriate performance level of the CPU fan.
[Standard]
[Silent]
[Turbo]
[Manual]
The following items appear only when CPU Fan Profile is set to [Manual].
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Set to make the CPU fan adjust automatically depending on the CPU
temperature.
Set to minimize the fan speed for quiet CPU fan operation.
Set to achieve maximum CPU fan speed.
Set to assign the detailed fan speed control parameters.
CPU Upper Temperature
Use the <+> or <-> keys to adjust the upper limit of the CPU temperature.
The CPU fan will operate at the maximum duty cycle when the
temperature source is higher than the limit.
CPU Fan Max. Duty Cycle (%)
Use the <+> or <-> keys to adjust the maximum CPU fan duty cycle. When
the temperature source reaches the upper limit, the CPU fan will operate
at the maximum duty cycle.
CPU Middle Temperature
Use the <+> or <-> keys to adjust the middle limit of the CPU temperature.
CPU Fan Middle. Duty Cycle (%)
Use the <+> or <-> keys to adjust the CPU fan middle duty cycle.
CPU Lower Temperature
Use the <+> or <-> keys to adjust the lower limit of the CPU temperature.
The CPU fan will operate at the minimum duty cycle when the temperature
source is lower than the limit.
CPU Fan Min. Duty Cycle(%)
Use the <+> or <-> keys to adjust the minimum CPU fan duty cycle. When
the temperature source is under the limit, the CPU fan will operate at the
minimum duty cycle.
ROG STRIX Z490-E BIOS Manual