Dell XPS 720 H2C Owner's Manual page 71

1-KW Power Supply
Pin Number Signal name 18-AWG Wire Color
1 +3.3 VDC Orange
2 COM Black
3 +5 VDC Red
4 COM Black
5 +12 VE DC Blue/Yellow
DC Power Connectors P10-P13 (HDD2 and HDD5)
1-KW Power Supply
Pin Number Signal name 18-AWG Wire Color
1 +3.3 VDC Orange
2 COM Black
3 +5 VDC Red
4 COM Black
5 +12 VE DC Blue/Yellow
DC Power Connectors P14 (Peripheral)
1-KW Power Supply
Pin Number Signal name 18-AWG Wire Color
1 +12 VB DC White
2 COM Black
3 COM Black
4 +3.3 VDC Orange
5 +5 VDC Red
6 +12 VC DC Blue/White
DC Power Connector P15 (Graphics Card – 1-KW PSU Only)
750-KW Power Supply
Signal name 18-AWG Wire Color
+3.3 VDC Orange
COM Black
+5 VDC Red
COM Black
+12 VB DC White
750-KW Power Supply
Signal name 18-AWG Wire Color
+3.3 VDC Orange
COM Black
+5 VDC Red
COM Black
+12 VC DC Blue/White
750-KW Power Supply
Signal name 18-AWG Wire Color
+12 VA DC Yellow
COM Black
COM Black
+3.3 VDC Orange
+5 VDC Red
+12 VD DC Yellow/White