System Fan Connector 4 (Sys_Fan4); System Fan Connector 5 (Sys_Fan5) - Avalue Technology HPS-621U4A Quick Reference Manual

2.4.13 System fan connector 4 (SYS_FAN4)

2.4.14 System fan connector 5 (SYS_FAN5)

Quick Reference Guide
Signal
SYS_PWM4
FAN_TACH6
+12V
GND
Signal
SYS_PWM5
FAN_TACH1
+12V
GND
HPS-621U4A Quick Reference Guide 25
PIN
4
3
2
1
PIN
4
3
2
1