Power Supply; Atx 24-Pin Power Connector: Atx1 - MSI MS-7173 User Manual

M S-7173 M ainboard

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 24-Pin Power Connector: ATX1

This connector allows you to connect an ATX 24-pin power supply.
To connect 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.
You may use the 20-pin ATX power supply as you like. If you'd like
to use the 20-pin ATX power supply, please plug your power sup-
ply along with pin 1 & pin 13 (refer to the image at the right hand).
There is also a foolproof design on pin 11, 12, 23 & 24 to avoid wrong installation.
12
ATX1
2-10
24 PIN
1
2
3
4
5
6
7
8
9
10
11
12
Pin Definition
SIGNAL PIN PINSIGNAL
13 +3.3V
+3.3V
14
+3.3V
15
GND
16 PS-ON#
+5V
17
GND
18
+5V
19
GND
20
PWROK
21
5VSB
22
+12V
23
+12V
24
NC
pin 13
pin 12
-12V
GND
GND
GND
GND
Res
+5V
+5V
+5V
GND