10
IPPSB-DB Mainboard User Guide
Connectors
System fan connector (A6/Pitch 1.25mm)
Pin
Signal Name
Pin
Signal Name
1
GND
3
System_FAN_TACH
2
+12V
4
System_FAN_PWM
Pin
Signal Name
Pin
Signal Name
1
GND
3
CPU_FAN_TACH
2
+12V
4
CPU_FAN_PWM
CPU fan2 connector (A5/Pitch 1.25mm)