ASUS MAXIMUS VIII HERO 사용자 설명서

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Chapter 3: BIOS Setup

The Monitor menu displays the system temperature/power status, and allows you to change 

the fan settings.

Qfan Tuning
Click this item to automatically detect the lowest speed and configure the minimum 

duty cycle for each fan.
CPU Q-Fan Control [Auto]

[Auto]

Detect the type of CPU fan installed and automatically switches the 

mode control.

[PWM Mode]

Enable the CPU Q-Fan control feature in PWM mode for 4-pin 

CPU fan.

[DC Mode]

Enable the CPU Q-Fan control feature in DC mode for 3-pin CPU 

fan.

[Disabled]

Disable the Q-Fan control.

CPU Fan Step Up [0 sec]
This item allows you to set the value of the CPU fan step up. 
Configuration options: [0 sec] [2.1 sec] [2.8 sec] [3.6 sec] [4.5 sec] [5.0 sec] [6.3 sec] 

[8.5 sec] [12 sec] [25 sec]
CPU Fan Step Down [0 sec]
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] [4.5 sec] [5.0 sec] [6.3 sec] 

[8.5 sec] [12 sec] [25 sec]
CPU Fan Speed Lower Limit [200 RPM]
This item allows you to set the low limit warning for CPU Fan speed. 
Configuration options: [Ignore] [200 RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM]