Power Supply; Atx 20-Pin Power Connector: Jwr1 - MSI MS-6340 Technical Manual

CHAPTER 2

2.7 Power Supply

2.7-1 ATX 20-pin Power Connector: JWR1

This connector supports the power button on-board. Using the ATX power
supply, functions such as Modem Ring Wake-Up and Soft Power Off are
supported by this mainboard. This power connector supports instant power
on function which means that system will boot up instantly when the power
connector is inserted on the board.
PIN DEFINITION
PIN
1
2
3
4
5
6
7
8
9
10
Warning: Since the mainboard has the instant power on function, make
sure that all components are installed properly before inserting the power
connector to ensure that no damage will be done.
HARDWARE INSTALLATION
PIN
SIGNAL
11
3.3V
12
3.3V
13
GND
14
5V
15
GND
16
5V
17
GND
18
PW_OK
19
5V_SB
20
12V
2-12
10 20
1 11
ATX
Power Connector
SIGNAL
3.3V
-12V
GND
PS_ON
GND
GND
GND
-5V
5V
5V