Power Supply; Atx 24-Pin Power Connector: Jpwr1; Atx 12V Power Connector: Jpwr2; Atx 4-Pin Vga Power Connector: Jpwr3 - MSI RX480 Neo2 MS-7151 User Manual

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 24-Pin Power Connector: JPWR1

This connector allows you to connect an ATX 24-pin power supply. To con-
nect 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 firmly into the connector.
12
JPWR1
1

ATX 12V Power Connector: JPWR2

This 12V power connector is used to provide power to the CPU.

ATX 4-Pin VGA Power Connector: JPWR3

This connector is designed to connect 12V power supply for add-on PCI Express
graphics card(s).
JPWR2 Pin Definition
JPWR2
PIN
2 1
1
4 3
2
3
4
MSI Reminds You...
1. These two connectors connect to the ATX power supply and have to
work together to ensure stable operation of the mainboard.
2. Power supply of 350 watts (and above) is highly recommended for
system stability.
3. ATX 12V power connection should be greater than 18A.

Power Supply

24
PIN SIGNAL
1 +3.3V
2 +3.3V
3 GND
4 +5V
5 GND
6 +5V
7 GND
8 PWR OK
9 5VSB
10 +12V
13
11 +12V
12 NC
SIGNAL
GND
GND
12V
12V
Hardware Setup
Pin Definition
PIN SIGNAL
13 +3.3V
14 -12V
15 GND
16 PS-ON#
17 GND
18 GND
19 GND
20 Res
21 +5V
22 +5V
23 +5V
24 GND
1
JPWR3 Pin Definition
2
PIN
3
1
4
2
JPWR3
3
4
SIGNAL
5V
GND
GND
12V
2-9