2-9
Hardware Setup
Power Supply
PIN
SIGNAL
1
GND
2
GND
3
12V
4
12V
JPW1 Pin Definition
MSI Reminds You...
1. Maker sure that these two connectors are connected to adequate
ATX power supplies to ensure stable operation of the mainboard.
2. Power supply of
350watts
(and above) is highly recommended for
system stability.
3. ATX 12V power connection should be greater than 18A.
JPW1
1
3
4
2
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 System 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 4-Pin CPU Power Connector: JPW1
This connector provides 12V power output to the CPU.
ATX1 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
4
5V
5
GND
6
5V
7
GND
8
PW_OK
9
5V_SB
10
12V
ATX1
10
1
20
11
