Asus M5A97 PLUS User Guide - Page 54

CPU Fan Min. Duty Cycle(%) [30] Use the and keys to adjust the minimum CPU fan duty cycle. The values range from 20% to 100%. When the CPU temperature is under the lower limit, the CPU fan will operate at the minimum duty cycle. 2.6.5 [Disabled] [Enabled] Chassis Fan1 /2 Q-Fan Control [Enabled] Disables the Chassis fan1/2 Q-Fan control feature. Enables the Chassis fan1/2 Q-Fan control feature. Chassis Fan Speed Low Limit [600 RPM] This item appears only when you enable the Chassis1/2 Q-Fan Control feature and allows you to disable or set the chassis1/2 fan warning speed. Configuration options: [Ignore] [200RPM] [300 RPM] [400 RPM] [500 RPM] [600 RPM] Chassis Fan1/2 Profile [Standard] This item appears only when you enable the Chassis fan1/2 Q-Fan Control feature and allows you to set the appropriate performance level of the chassis fan. [Standard] Sets to [Standard] to make the chassis fan automatically adjust depending on the chassis temperature. [Silent] Sets to [Silent] to minimize the fan speed for quiet chassis fan operation. [Turbo] Sets to [Turbo] to achieve maximum chassis fan speed. [Manual] Sets to [Manual] to assign detailed fan speed control parameters. The following four items appear only when you set Chassis Fan1/2 Profile to [Manual]. Chassis Upper Temperature [70] Use the and keys to adjust the upper limit of the chassis temperature. The values range from 40ºC to 90ºC. Chassis Lower Temperature [40] Displays the lower limit of the chassis temperature. Chassis Fan Max. Duty Cycle(%) [60] Use the and keys to adjust the maximum chassis fan duty cycle. The values range from 60% to 100%. When the chassis temperature reaches the upper limit, the chassis fan will operate at the maximum duty cycle. Chassis Fan Min. Duty Cycle(%) [60] Use the and keys to adjust the minimum chassis fan duty cycle. The values range from 60% to 100%. When the chassis temperature is under 40ºC, the chassis fan will operate at the minimum duty cycle. 2-26 Chapter 2: BIOS information