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