24
Installing the Motherboard
CPU_FAN: Cooling FAN Power Connector
Users please note that the fan connector supports the CPU cooling
fan of 1.1A~2.2A (26.4W max.) at +12V.
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
4 PWM CPU FAN control
Function
Pin Signal Name
ATX_POWER: ATX 24-pin Power Connector
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 Ground 15 COM
4 +5V 16 PS_ON
5 Ground 17 COM
6 +5V 18 COM
7 Ground 19 COM
8 PWRGD 20 -5V
9 +5VSB 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 +3.3V 24 COM
Pin Signal Name Pin Signal Name
When installing 4-pin power cable, the
latch falls on the left side of the
ATX12V connector.
4-pin power cable
Users please note that the 8-pin and 4-pin power cables can both be con-
nected to the ATX12V connector.
When installing 8-pin power cable, the
latches of power cable and the ATX12V
connector match perfectly.
Connecting 8/4-pin power cable
8-pin power cable
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