Connecting 8-Pin Power Cable - ECS A55F-A2 User Manual

Connecting 8/4-pin power cable
Users please note that the 8-pin and 4-pin power cables can both be con-
nected to the ATX12V connector.
8-pin power cable
4-pin power cable
CPU_FAN: 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.
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.
* For reference only
When installing 4-pin power cable, the
latch falls on the left side of the
ATX12V connector.
* For reference only
Function
System Ground
Power +12V
Sensor
CPU FAN control
Pin
13
14
15
16
17
18
19
20
21
22
23
24
Installing the Motherboard
Signal Name
+3.3V
-12V
Ground
PS_ON
Ground
Ground
Ground
-5V
+5V
+5V
+5V
Ground
23