Dell XPS 720 Owner's Manual page 148

Pin Number
1
2
3
4
5
6
NOTE:
The P3 and P4 connectors are intended for use with the PCI Express graphics cards whose power
requirements exceed 75 watts.
DC Power Connector P5 (FD1)
Pin Number
1
2
3
4
148
Removing and Installing Parts
1-KW Power Supply
Signal name 18-AWG Wire Color
+12 VE DC Blue/Yellow
+12 VE DC Blue/Yellow
+12 VE DC Blue/Yellow
COM Black
COM Black
COM Black
1 2 3 4
1-KW Power Supply
Signal name 22-AWG Wire Color
+5 VDC Red
COM Black
COM Black
+12 VE DC Blue/Yellow
750-KW Power Supply
Signal name 18-AWG Wire Color
+12 VC DC Blue/White
+12 VC DC Blue/White
+12 VC DC Blue/White
COM Black
COM Black
COM Black
750-KW Power Supply
Signal name 22-AWG Wire Color
+5 VDC Red
COM Black
COM Black
+12 VB DC White