Dell Dimension 5150 Service Manual - Page 11

DC Processor Power Connector P2, DC Peripheral Connectors P3 and P5, DC FDD Connector P7

Page 11 highlights

10 +12 VBDC White 11 +12 VBDC White 12 +3.3 VDC* Orange 13 +3.3 VDC*/SE* Orange 14 -12 VDC Blue 15 COM Black 16 PS-ON Green 17 COM Black 18 COM Black 19 COM Black 20 NA NA 21 +5 VDC Red 22 +5 VDC Red 23 +5 VDC Red 24 COM Black *The orange +3.3 VDC output wires must be 16 AWG. The +3.3 VDC terminals are high current type (9 A current rating/Molex-HCS type). *The +3.3VDC/SE is a brown sense wire for +3.3VDC and is optional. DC Processor Power Connector P2 Pin Number Signal Name 18-AWG Wire 1 COM Black 2 COM Black 3 +12 VADC Yellow 4 +12 VADC Yellow DC Peripheral Connectors P3 and P5 Pin Number Signal Name 18-AWG Wire 1 +3.3 VDC Orange 2 COM Black 3 +5 VADC Red 4 COM Black 5 +12 VBDC White DC FDD Connector P7 Pin Number Signal Name 18-AWG Wire

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10
+12 VBDC
White
11
+12 VBDC
White
12
+3.3 VDC*
Orange
13
+3.3 VDC*/SE*
Orange
14
–12 VDC
Blue
15
COM
Black
16
PS-ON
Green
17
COM
Black
18
COM
Black
19
COM
Black
20
NA
NA
21
+5 VDC
Red
22
+5 VDC
Red
23
+5 VDC
Red
24
COM
Black
*The orange +3.3 VDC output wires must be 16 AWG. The +3.3 VDC terminals are high current type (9 A current
rating/Molex-HCS type).
*The +3.3VDC/SE is a brown sense wire for +3.3VDC and is optional.
DC Processor Power Connector P2
Pin Number
Signal Name
18-AWG Wire
1
COM
Black
2
COM
Black
3
+12 VADC
Yellow
4
+12 VADC
Yellow
DC Peripheral Connectors P3 and P5
Pin Number
Signal Name
18-AWG Wire
1
+3.3 VDC
Orange
2
COM
Black
3
+5 VADC
Red
4
COM
Black
5
+12 VBDC
White
DC FDD Connector P7
Pin Number
Signal Name
18-AWG Wire