Motherboard Manual
12
ATXPWR1: ATX Power Source Connector
This connector allows user to connect 24-pin power connector on the ATX
power supply.
1
12
13
24
Pin Assignment
Pin Assignment
13 +3.3V
1 +3.3V
14 -12V
2 +3.3V
15 Ground
3 Ground
16 PS_ON
4 +5V
17 Ground
5 Ground
18 Ground
6 +5V
19 Ground
7 Ground
20 NC
8 PW_OK
21 +5V
9 Standby
5V
22 +5V
10 +12V
23 +5V
11 +12V
24 Ground
12 +3.3V
ATXPWR2: ATX Power Source Connector
Connecting this connector will p12V to CPU power circuit.
Pin
Assignment
1 +12V
2 +12V
3 Ground
1
2
3
4
4 Ground
Note:
Before power on the system, please make sure that both ATXPWR1 and ATXPWR2
connectors have been plugged-in.
