Atx Power Connector; Main Power Connector - NEC LS2400 Service & Reference Manual

ATX Power Connector

Pin Signal
1 +3.3 VDC
2 +3.3 VDC
3 COM
4 +5 VDC
5 COM
6 +5 VDC
7 COM
8 PWR-OK
9 5 VSB
10 +12 VDC

Main Power Connector

hPin Signal
1 +5 VDC
13 +5 VDC
2 +5 VDC
14 +5 VDC
3 -5 VDC
15 +5 VDC
4 -12 VDC
16 +5 VDC
5 COM
17 COM
6 COM
18 COM
ATX Power Connector Pinout
Wire color Pin
Orange 11
Orange 12
Black 13
Red 14
Black 15
Red 16
Black 17
Grey 18
Purple 19
Yellow 20
Main Power Connector Pinout
Wire Color Pin
Red 7
Red 19
Red 8
Red 20
White 9
Red 21
Blue 10
Red 22
Black 11
Black 23
Black 12
Black 24
Signal Wire color
+3.3 VDC Orange
3.3 V sense Brown
-12 VDC Blue
COM Black
PS-ON_L Green
COM Black
COM Black
COM Black
-5 VDC White
+5 VDC Red
+5 VDC Red
Signal Wire Color
COM Black
COM Black
COM Black
COM Black
COM Black
COM Black
+3.3 VDC Orange
+3.3 VDC Orange
+12V Yellow
+3.3 VDC Orange
+12 VDC Yellow
+12 VDC Yellow
Connectors D-3