14
2
2-4 Install other Internal Connectors
Power Connectors
This motherboard uses an ATX power supply. In order not to damage any device, make sure all the
devices have been installed properly before applying the power supply.
24-pin ATX power connector : PWR1
PWR1 is the ATX power supply connector. Make sure that the power supply cable and pins are
properly aligned with the connector on the motherboard. Firmly plug the power supply cable into the
connector and make sure it is secure.
Pin # Denition Pin # Denition
1 3.3V 13 3.3V
2 3.3V 14 -12V
3 GND 15 GND
4 +5V 16 PS_ON(Soft On/Off)
5 GND 17 GND
6 +5V 18 GND
7 GND 19 GND
8 Power Good 20 NC
9 +5V SB(Stand by +5V) 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
12 3.3V 24 GND
PWR1
24
13
12
1
We recommend you using a 24-pin power supply. If you are using a 20-pin power supply,
you need to align the ATX power connector according to the following picture.
C
A
U
T
I
O
N
!
24-Pin Power20-Pin Power
Pin No. 24