ECS H11H4-I

24
Installing the Motherboard
ATX_12V: ATX 12V Power in Connector
Pin Signal Name
4 +12V
3 +12V
2 Ground
1 Ground
SPKR: Internal speaker
1 Left Channel-
3 Right Channel-
4 Right Channel+
2 Left Channel+
Pin Signal Name
SYS_FAN: System Cooling FAN Power Connector
1 GND System Ground
3 Sense Sensor
4 CONTROL CONTROL
Pin Signal Name Function
2 +12V Power +12V
CPU_FAN: CPU Cooling FAN Power Connector
1 GND System Ground
3 Sense Sensor
4 CONTROL CONTROL
Pin Signal Name Function
2 +12V Power +12V
The ATX_12V power in connector is used to provide power to the CPU.
When installing 4-pin power cable, the
latches of power cable and the ATX12V
match perfectly.
Connecting 4-pin power in cable
4-pin power cable