26
Installing the Motherboard
ATX_POWER: ATX 24-pin Power Connector
Users please note that the fan connector supports the CPU cooling fan of
1.1A ~ 2.2A (26.4W max) at +12V.
CPU_FAN: CPU cooling FAN Power Connector
1
GND
System Ground
3 Sense Sensor
Pin
Signal Name
Function
2
+12V
Power +12V
SYS_FAN: System Cooling FAN Power Connectors
1
GND
System Ground
3 Sense Sensor
Pin
Signal Name
Function
2
+12V
Power +12V
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
The ATX12V power 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 cable
4-pin power cable
4 PWM Control
4 PWM Control