MSI MS-6799 User Manual page 40

MS-6799 ATX Mainboard
Back Panel / Power Supply
The back panel provides the following connectors:
Mouse
Keyboard COM A
ATX 20-Pin 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 12V Power Connector: JPW1
This 12V power connector is used to provide power to the CPU.
4
3
1 2
JPW1
JPW1 Pin Definition
PIN SIGNAL
1 GND
2 GND
3 12V
4 12V
2-6
Parallel
USB Ports
PIN
10 20
1
2
3
4
5
6
7
8
1 11
9
ATX1
10
LAN
SPDIF-Out
(Optional)
USB Ports
ATX1 Pin Definition
SIGNAL PIN
3.3V 1 1
3.3V 12
GND 13
5V 14
GND 15
5V 16
GND 17
PW_OK 18
5V_SB 19
20
12V
L-in
L-out
MIC
SIGNAL
3.3V
-12V
GND
PS_ON
GND
GND
GND
-5V
5V
5V