Biostar B350GT3 Bios User Manual page 21

PT USB Configuration Options
PT XHCI GEN1/2
Options: Auto (Default) / Disabled / Enabled
SMART FAN Control
CPU Smart FAN1 & System Smart FAN1/2
This item allows you to control the CPU/System Smart Fan function.
Options: Disabled (Default) / 4Pin
Note
» The following items appear only when you set the Smart Fan function to [4Pin].
Fan Calibrate
Press [ENTER] to calibrate CPU Fan speed.
B350GT3 & X370GT3
2. Advanced Menu | 21