SYS_FAN/PWR_FAN: FAN Power Connectors
Pin
Signal Name
1
GND
2
+12V
3
Sense
SPK: Internal speaker
Pin
Signal Name
1
VCC
2
Key
3
NC
4
Signal
ATX12V: ATX 12V Power Connector
Pin
Signal Name
1
Ground
2
Ground
3
Ground
4
Ground
Installing the Motherboard
Function
System Ground
Power +12V
Sensor
Pin
Signal Name
5
+12V
6
+12V
7
+12V
8
+12V
25