Asus P8H61-M - Manual (Page 67)

Chapter 2: BIOS information 2-25
[Standard] Sets to [Standard] to make the CPU fan automatically adjust depending on
the CPU temperature.
[Silent] Sets to [Silent] to minimize the fan speed for quiet CPU fan operation.
[Turbo] Sets to [Turbo] to achieve maximum CPU fan speed.
[Manual] Sets to [Manual] to assign detailed fan speed control parameters.
The following four items appear only when you set CPU Fan Profile to [Manual].
CPU Upper Temperature [70ºC]
Use the <+> and <-> keys to adjust the upper limit of the CPU temperature. The values range
from 20ºC to 75ºC.
CPU Fan Max. Duty Cycle(%) [100%]
Use the <+> and <-> keys to adjust the maximum CPU fan duty cycle. The values range from
20% to 100%. When the CPU temperature reaches the upper limit, the CPU fan will operate at
the maximum duty cycle.
CPU Lower Temperature [20ºC]
Use the <+> and <-> keys to adjust the lower limit of the CPU temperature. The values range
from 20ºC to 75ºC
CPU Fan Min. Duty Cycle(%) [20%]
Use the <+> and <-> keys to adjust the minimum CPU fan duty cycle. The values range from
0% to 100%. When the CPU temperature is under the lower limit, the CPU fan will operate at the
minimum duty cycle.
2.6.4 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
The onboard hardware monitor automatically detects the voltage output through the onboard
voltage regulators. Select Ignore if you do not want to detect this item.
2.6.5 Anti Surge Support [Enabled]
This item allows you to enable or disable the Anti Surge function.
Configuration options: [Disabled] [Enabled]