Power Supply - MSI P45D3 PLATINUM Series User Manual

Power Supply

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).
1
ATX1
12
ATX 12V Power Connector: POWER1 / JPWR1
The POW ER1 12V power connector is used to provide power to the CPU. And the
JPW R1 12V power connector is used to provide power to the PCIEX16 graphics
card.
1 5
PIN SIGNAL
1
2
8
4
3
POWER1
4
Important
1. Make sure that all the connectors are connected to proper ATX power sup-
plies 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.
Pin Definition
13
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
11 +12V
24
12 +3.3V
Pin Definition
PIN SIGNAL
GND
5 +12V
GND
6 +12V
GND
7 +12V
GND
8 +12V
Hardware Setup
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
Pin Definition
PIN
1
2
1
3
JPWR1
4
pin 13
pin 12
SIGNAL
5V
GND
GND
12V
2-9