Инструкции Пользователя для Biostar TA770 A2+

Smart Fan Function is under “Smart Fan Option” in “PC Health Status”. 
This is a brilliant feature to control CPU/System Temperature vs. Fan speed. 
When enabling Smart Fan function, Fan speed is controlled automatically by 

CPU/System temperature.   
This function will protect CPU/System from overheat problem and maintain the 
system temperature at a safe level. 
 

↓ 

Choose this item and then the BIOS will automatically test and detect the 

CPU/System fan functions and show CPU/System fan speed. 
 

PWM Duty Off <℃>: 

If the CPU/System temperature is lower than the set value, the CPU/ 

System fan will turn off. The range is from 0~127, with an interval of 1.