13
(2) ATXPWR1(24-pin block): Main Power Connector
PIN ROW1
ROW2
1
+3.3V
+3.3V
2
+3.3V
-12V
3
GND
GND
4
+5V
Soft Power on
5
GND
GND
6
+5V
GND
7
GND
GND
8
Power OK
-5V
9
+5V Stand by +5V
10
+12V
+5V
11
+12V
+5V
12
+3.3V
GND
24-pin Main Power Connector
Row2
Pin1
Row1
Pin12
(3) ATX12V1 (4-pin block): 12V Internal Power Connector
Pin1
Pin No.
Definition
1
GND
2
GND
3
+12V
4
+12V