Asus SABERTOOTH Z97 MARK 1 USB 3.1 User Guide - Page 119

Fan Overtime [1 minutes], Dust de-Fan [30 seconds], Reversed periodically in OS [Disabled], Reversed

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ASST Fan 1/3 Lower Temperature [40] Use the or keys to adjust the assistant fans' lower temperature. The values may differ via Qfan tuning. ASST Fan 1/3 Min. Duty Cycle(%) [60] Use the or keys to adjust the minimum assistant fan duty cycle. The values may differ via Qfan tuning. Allow Fan Stop 1/3 [Disabled] These items allow the assistant fans to run at 0% duty cycle when the temperature of the source is dropped below the lower temperature. Configuration options: [Disabled] [Enabled] Fan Overtime [1 minutes] This item allows you to set a time (in minutes) of the assistant fans' operation prior to system shutdown. These assistant fans dissipate any remaining heat and extend the critical component's longevity, dissipating heat as much as 7°C in just 10 minutes. Configuration options: [Disabled] [1 minute] [3 minutes] [5 minutes] [10 minutes] Dust de-Fan [30 seconds] This item allows you to automatically set a reverse spin for the Back I/O's assistant fan to prevent dust accumulation. Configuration options: [Disabled] [15 seconds] [30 seconds] [45 seconds] Reversed periodically in OS [Disabled] This item allows you to set a duration for the Dust de-Fan feature to work in cyclical reverse in the operating system. Configuration options: [Disabled] [1 Hour] [2 Hour] [4 Hour] Reversed duration in OS [Disabled] This item allows you to set a reversed duration periodically in the operating system. Configuration options: [Disabled] [15 seconds] [30 minutes] [45 seconds] Anti Surge Support [Enabled] This item allows you to enable or disable the OVP (Over Voltage Protection) and UVP (Under Voltage Protection) functions. This causes the system to automatically shut down when the voltage exceeds the safe range that protects the motherboard's components. Configuration options: [Disabled] [Enabled] Chapter 3 3-50 Chapter 3: BIOS setup

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3-50
Chapter 3: BIOS setup
Chapter 3
ASST Fan 1/3 Lower Temperature [40]
Use the <+> or <-> keys to adjust the assistant fans’ lower temperature.
The values may differ via Qfan tuning.
ASST Fan 1/3 Min. Duty Cycle(%) [60]
Use the <+> or <-> keys to adjust the minimum assistant fan duty cycle.
The values may differ via Qfan tuning.
Allow Fan Stop 1/3 [Disabled]
These items allow the assistant fans to run at 0% duty cycle when the
temperature of the source is dropped below the lower temperature.
Configuration options: [Disabled] [Enabled]
Fan Overtime [1 minutes]
This item allows you to set a time (in minutes) of the assistant fans’ operation prior to
system shutdown. These assistant fans dissipate any remaining heat and extend the critical
component’s longevity, dissipating heat as much as 7°C in just 10 minutes.
Configuration options: [Disabled] [1 minute] [3 minutes] [5 minutes] [10 minutes]
Dust de-Fan [30 seconds]
This item allows you to automatically set a reverse spin for the Back I/O’s assistant fan to
prevent dust accumulation.
Configuration options: [Disabled] [15 seconds] [30 seconds] [45 seconds]
Reversed periodically in OS [Disabled]
This item allows you to set a duration for the Dust de-Fan feature to work in cyclical reverse
in the operating system.
Configuration options: [Disabled] [1 Hour] [2 Hour] [4 Hour]
Reversed duration in OS [Disabled]
This item allows you to set a reversed duration periodically in the operating system.
Configuration options: [Disabled] [15 seconds] [30 minutes] [45 seconds]
Anti Surge Support [Enabled]
This item allows you to enable or disable the OVP (Over Voltage Protection) and UVP (Under
Voltage Protection) functions. This causes the system to automatically shut down when the
voltage exceeds the safe range that protects the motherboard’s components.
Configuration options: [Disabled] [Enabled]