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4-38 Chapter 4: BIOS setup
CPU FAN, CHA _FAN1/2/3, PWR FAN, OPT1/2/3 FAN SpeedPWR FAN, OPT1/2/3 FAN SpeedOPT1/2/3 FAN Speed
The onboard hardware monitor automatically detects and displays the CPU
fan, chassis fan, power fan, and optional fan speed in rotations per minutepower fan, and optional fan speed in rotations per minuteoptional fan speed in rotations per minute
Fan Speed Control
OPT1/2/3 Cable Overheat Protection �90]
Allows you to set the temperature over which the system automatically shuts
down when any of the thermal sensor cables connected to the motherboard
detects device overheat to protect the device from damage.
Fan Speed Monitor
Select Menu
Item Specic Help
Phoenix-AwardBIOS CMOS Setup Utility
Power
Fan Speed Monitor
CPU Fan Speed 4411 RPM
CHA_FAN1 Speed 0 RPM
CHA_FAN2 Speed 0 RPM
OPT_FAN1 Speed 0 RPM
OPT_FAN2 Speed 0 RPM
OPT_FAN3 Speed 0 RPM
PWR FAN Speed 0 RPM
CHA_FAN3 Speed 0 RPM
Select Menu
Item Specic Help
Select Fan Control
mode.
Phoenix-AwardBIOS CMOS Setup Utility
Power
F1:Help ↑↓ : Select Item -/+: Change Value F5: Setup Defaults
ESC: Exit →←: Select Menu Enter: Select SubMenu F10: Save and Exit
Fan Speed Control
CPU FAN Control [Duty Cycle Mode]
CPU FAN Duty Cycle [100%]
CHA_FAN3 Control [Duty Cycle Mode]
CHA_FAN3 Duty Cycle [100%]
x CHA_FAN3 Q-Fan Sense CPU Temperature
CHA_FAN1&2 Control [Duty Cycle Mode]CHA_FAN1&2 Control [Duty Cycle Mode]
CHA_FAN1&2 Duty Cycle [100%]
x CHA_FAN1&2 Q-Fan Sense CPU Temperature
OPT_FAN1 Control [Duty Cycle Mode]
OPT_FAN1 Duty Cycle [100%]
x OPT_FAN1 Target Temperature 40ºC/104ºF
OPT_FAN2 Control [Duty Cycle Mode]
OPT_FAN2 Duty Cycle [100%]
x OPT_FAN2 Target Temperature 40ºC/104ºF
OPT_FAN3 Control [Duty Cycle Mode]
OPT_FAN3 Duty Cycle [100%]
x OPT_FAN3 Target Temperature 40ºC/104ºF
PWR_FAN3 Duty Cycle [100%]
CPU FAN Control �Duty Cycle Mode]
Allows you to select the fan control mode.