The Chassis Q-Fan Profile item becomes user-configurable when you set the Chassis Q-Fan Control item to [Enabled].

Chassis Q-Fan Profile [Performance]

Allows you to set the appropriate performance level of the chassis Q-Fan. When set to [Optimal], 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 [Performance] to achieve maximum chassis fan speed. Configuration options: [Performance] [Optimal] [Silent]

Vcore Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage

The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators.

CPU Temperature, M/B Temperature

The onboard hardware monitor automatically detects and displays the motherboard and CPU temperatures. These items are not user-configurable.

CPU Fan Speed

CHA_FAN1/2/3/4 Speed

PWR_FAN Speed

The onboard hardware monitor automatically detects and displays the CPU, Chassis, power, and Southbridge chip fan speeds in rotations per minute (RPM). If any of the fans is not connected to the motherboard, the field shows 0. These

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Chapter 4: BIOS setup