1/2) ATX_12V/ATX (2x2 12V Power Connector and 2x12 Main Power Connector)
With the use of the power connector, the power supply can supply enough stable power to all the components
on the motherboard. Before connecting the power connector, first make sure the power supply is turned
off and all devices are properly installed. The power connector possesses a foolproof design. Connect the
power supply cable to the power connector in the correct orientation.
The 12V power connector mainly supplies power to the CPU. If the 12V power connector is not connected,
the computer will not start.
12
24
1
13
ATX
3
4
1
2
ATX_12V
ATX:
Pin No. Definition
1
3.3V
2
3.3V
3
GND
4
+5V
5
GND
6
+5V
7
GND
8
Power Good
9
5VSB (stand by +5V)
10
+12V
11
+12V (Only for 2x12-pin
ATX)
12
3.3V (Only for 2x12-pin
ATX)
- 23 -
ATX_12V:
Pin No. Definition
1
GND
2
GND
3
+12V
4
+12V
Pin No. Definition
13
3.3V
14
-12V
15
GND
16
PS_ON (soft On/Off)
17
GND
18
GND
19
GND
20
-5V
21
+5V
22
+5V
23
+5V (Only for 2x12-pin ATX)
24
GND (Only for 2x12-pin
ATX)
Hardware Installation