MSI XPower Series

En-12
MS-7666 Mainboard
Power Supply
ATX 24-pin Power Connector: JPWR1
This connector allows you to connect an ATX 24-pin power supply. To connect the ATX
24-pin power supply, make sure the plug of the power supply is inserted in the proper
orientation and the pins are aligned. Then push down the power supply 󰘰rmly into the
connector.
You may use the 20-pin ATX power supply as you like. If you’d like to use the 20-pin
ATX power supply, please plug your power supply along with pin 1 & pin 13.
13.+3.3
V
1.+3.3
V
14.-12V
2.+3.3
V
15.Ground
3
.Ground
16.PS-ON
#
4.+5
V
17.Ground
5
.Ground
18.Ground
6.+5
V
19.Ground
7
.Ground
22.+5
V
10.+12V
20.Res
8.PW
R O
K
23.+5
V
11
.+12V
21.+5
V
9.5VSB
24.Ground
12.+3.3
V
ATX 8-pin Power Connector: JPWR2/ JPWR3
These connectors provide 12V power output to the CPUs.
7.+12V
3.
Ground
5.+12V
1.
Ground
8.+12V
4
.Ground
6.+12V
2
.Ground