Asus Z170 PRO GAMING User Manual page 80

Extension Fan 1/2/3 Middle Duty Cycle(%) [60]
Use the <+> or <‑> keys to adjust the extension fan middle duty cycle. The values
range from 60% to 100%.
Extension Fan 1/2/3 Lower Temperature [40]
Use the <+> or <‑> keys to adjust the extension fans' lower temperature. The values
range from 0°C to 75°C.
Extension Fan 1/2/3 Min. Duty Cycle(%) [60]
Use the <+> or <‑> keys to adjust the minimum extension fan duty cycle. The values
range from 60% to 100%. When the CPU temperature is under the lower limit, the
extension fan operates at the minimum duty cycle.
2.7.7 Anti Surge Support [On]
This item allows you to enable or disable the Anti Surge function.
Configuration options: [On] [Off]
2-40 Chapter 2: BIOS information