Asus P5Q - Manual (Page 100)

3-34 Chapter 3: BIOS setup
The following item appears only when you enable the CPU Q-Fan Control item.
CPU Fan Profile [Silent]
Allows you to set the appropriate performance level of the CPU fan. When
set to [Standard], the CPU fan automatically adjusts depending on the CPU
temperature. Set this item to [Silent] to minimize fan speed for quiet CPU fan
operation, or [Turbo] to achieve maximum CPU fan speed.
Configuration options: [Standard] [Silent] [Turbo]
Chassis Fan 1/2 Speed [xxxxRPM] or [Ignored] / [N/A]
The onboard hardware monitor automatically detects and displays the chassis
fan speed in rotations per minute (RPM). If the fan is not connected to the
motherboard, the field shows [N/A].
Chassis Q-Fan Control [Disabled]s
Allows you to enable or disable the Chassis Q-fan control feature.
Configuration options: [Disabled] [Enabled]
The following item appears only when you enable Chassis Q-Fan Control item.
Chassis Fan Profile [Standard]
Allows you to set the appropriate performance level of the chassis fan. When
set to [Standard], the chassis fan automatically adjusts depending on the
chassis temperature. Set this item to [Silent] to minimize fan speed for quiet
chassis fan operation, or [Turbo] to achieve maximum chassis fan speed.
Configuration options: [Standard] [Silent] [Turbo]
Power Fan Speed [xxxxRPM] or [Ignored] / [N/A]
The onboard hardware monitor automatically detects and displays the power
fan speed in rotations per minute (RPM). If the fan is not connected to the
motherboard, the field shows [N/A].
CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage
The onboard hardware monitor automatically detects the voltage output through
the onboard voltage regulators. Select [Ignored] if you do not want to detect this
item.