Power Supply - MSI 865PE Neo3-F 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 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.
11
20
ATX1
ATX 12V Power Connector: JPW1
This 12V power connector is used to provide power to the CPU.
JPW1
2
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

1
PIN
1
2
3
4
5
6
7
10
8
9
10
1
3
ATX1 Pin Definition
SIGNAL PIN
3.3V 1 1
3.3V 12
GND 13
5V 14
GND 15
5V 16
GND 17
PW_OK 18
5V_SB 19
20
12V
JPW1 Pin Definition
PIN SIGNAL
1 GND
2 GND
3 12V
4 12V
Hardware Setup
SIGNAL
3.3V
-12V
GND
PS_ON
GND
GND
GND
-5V
5V
5V
E-2-9