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Hardware Setup
Power Supply
The mainboard supports ATX power supply for the power system. Before
inserting the power supply connector, always make sure that all components are
installed properly to ensure that no damage will be caused.
ATX 20-Pin Power Connector: ATX1
This connector allows you to connect to an ATX power supply. To connect to
the ATX 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 firmly
into the connector.
ATX 12V Power Connector: JPW1
This 12V power connector is used to provide power to the CPU.
PIN SIGNAL
1 GND
2 GND
3 12V
4 12V
JPW1 Pin Definition
PIN SIGNAL
11 3.3V
12 -12V
13 GND
14 PS_ON
15 GND
16 GND
17 GND
18 -5V
19 5V
20 5V
PIN SIGNAL
1 3.3V
2 3.3V
3 GND
45V
5 GND
65V
7 GND
8 PW_OK
9 5V_SB
10 12V
ATX1 Pin Definition
JPW1
1
3
4
2
ATX1
10
1
20
11
MSI Reminds You...
Power supply of 300 (and up) watt is highly recommended for system
stability.