Power Supply; Atx 20-Pin System Power Connector: Atx1; Atx 4-Pin Cpu Power Connector: Jpw1 - MSI E7230 Master-FA4R 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 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.
20
10
1 11
ATX1
3 4
1 2
JPW1
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.

Power Supply

ATX1 Pin Definition
PIN SIGNAL
PIN
1 3.3V
11
2 3.3V
12
3 GND
13
4 5V
14
5 GND 15
6 5V
16
7 GND 17
8 PW_OK
18
9 5V_SB 19
10 12V 20
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
2-9