ECS H67H2-A3

23
Installing the Motherboard
PWR_FAN: FAN Power Connector
ATX12V: ATX 12V Power Connector
Pin Signal Name
4 Ground
3 Ground
2 Ground
1 Ground
Pin Signal Name
5 +12V
6 +12V
7 +12V
8 +12V
Make sure to connect a 4-pin ATX power cable to ATX4P; otherwise, the
system will be unstable.
ATX4P: Auxiliary Power Connector for Graphics Interface
Pin Signal Name
4 NC
3 GND
2 GND
1 +12V
SPK: Internal speaker
Pin Signal Name
1 VCC
2 Key
3 NC
4 Signal
Pin Signal Name Function
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor