11
Installing the Motherboard
CPUFAN1: CPU Cooling FAN Power Connector
SYSFAN1/SYSFAN2 : System Cooling FAN Power Connectors
ATX1: ATX 24-pin Power Connector
Pin Signal Name Function
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
4 PWM CPU FAN control
Users please note that the fan connector supports the CPU cooling fan of
1.1A~2.2A (26.4W max.) at +12V.
ATX12V1: ATX 12V Power Connector
Pin Signal Name Pin Signal Name
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 COM 15 COM
4 +5V 16 PS_ON
5 COM 17 COM
6 +5V 18 COM
7 COM 19 COM
8 PWR OK 20 -5V
9 +5VSB 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 +3.3V 24 COM
Pin Signal Name
4 +12V
3 +12V
2 Ground
1 Ground
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
Pin Signal Name Function