MSI MS-6545 - ATX 12 V Power Connector: JWR3; ATX 5 V;3 V Power Connector: JWR2

Chapter 2
2-8
ATX 12V Power Connector: JWR3
Attaching the ATX power supply to the connector help offer sufficient
voltage to Pentium 4 CPU. This power connector also supports instant power
on function.
ATX 5V/3V Power Connector: JWR2
The mainboard provides an extra 5V/3V power connector for you to
connect to the ATX power supply.
PIN SIGNAL
1 GND
2 GND
312V
412V
1
2
3
4
JWR3
PIN SIGNAL
1 GND
2 GND
3 GND
PIN SIGNAL
4 3.3V
5 3.3V
65V
JWR2
1
6