Asus MAXIMUS IV EXTREME-Z User Manual - Page 126
PWRFAN Control [Disabled], Chassis Q-Fan Control, PWRFAN Duty, OPT Fan1/2/3 Duty - user manual
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Chassis Fan Profile [Standard] This item appears only when you enable the Chassis Q-Fan Control feature and allows you to set the appropriate performance level of the chassis fan. [Standard] S ets 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 Fan Profile to [Manual]. Chassis Upper Temperature [70] Use the and keys to adjust the upper limit of the CPU temperature. The values range from 40ºC to 90ºC. Chassis Fan Max. Duty Cycle(%) [100] 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 Lower Temperature [40] Displays the lower limit of the chassis temperature. Chassis Fan Min. Duty Cycle(%) [60] Use the and keys to adjust the minimum chassis fan duty cycle. The values range from 0% to 100%. When the chassis temperature is under 40ºC, the chassis fan will operate at the minimum duty cycle. PWRFAN Control [Disabled] Allows you to select the optional fan control mode. When this item is set to [Duty Mode], you can configure the PWRFAN Duty. Configuration options: [Disabled] [Duty Mode] OPTFAN 1/2/3 Control [Disabled] Allows you to select the optional fan control mode. When this item is set to [Duty Mode], you can configure the OPT Fan1/2/3 Duty item. If you set this item to [User Mode], you are allowed to configure the OPT Fan1/2/3 Low Speed Temp and OPT Fan1/2/3 Full Speed Temp item. Configuration options: [Disabled] [Duty Mode] [User Mode] 3-34 Chapter 3: BIOS setup