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Technical Overview: Dell Dimension 9150 Service Manual

Back to Contents Page

Technical Overview

Dell™ Dimension™ 9150 Service Manual

Inside View of Your Computer

System Board Components

Power Supply DC Connector Pin Assignments

Inside View of Your Computer

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

System Board Components

Power Supply DC Connector Pin Assignments

DC Power Connector P1


Pin Number	Signal Name	Color	Wire Gauge
1	+3.3 VDC	Orange	18-AWG
2	+3.3 VDC	Orange	18-AWG
3	COM	Black	18-AWG
4	+5 VDC	Red	18-AWG
5	COM	Black	18-AWG
6	+5 VDC	Red	18-AWG
7	COM	Black	18-AWG
8	POK	Gray	18-AWG
9	+5 VFP	Purple	18-AWG
10	+12 VB DC	White	18-AWG
11	+12VB DC	White	18-AWG
12	+3.3 VDC	Orange	18-AWG
13	+3.3 VDC	Orange	18-AWG
14	-12 VDC	Blue	18-AWG
15	COM	Black	18-AWG
16	PS-ON	Green	18-AWG
17	COM	Black	18-AWG
18	COM	Black	18-AWG
19	COM	Black	18-AWG
20	N/C	N/C	18-AWG
21	+5 VDC	Red	18-AWG
22	+5 VDC	Red	18-AWG
23	+5 VDC	Red	18-AWG
24	COM	Black	18-AWG

DC Power Connector P2


Pin Number	Signal Name	18-AWG Wire
1	COM	Black
2	COM	Black
3	+12 VA DC	Yellow
4	+12 VA DC	Yellow

DC Power Connect P3 and P5


Pin Number	Signal Name	18-AWG Wire
1	+3.3 VDC	Orange
2	COM	Black
3	+5 VDC	Red
4	COM	Black
5	+12 VB DC	White

DC Power Connector P4


Pin Number	Signal Name	18-AWG Wire
1	N/C	N/C
2	COM	Black
3	COM	Black
4	+3.3 VDC	Orange
5	+5 VDC	Red
6	+12A VDC	Yellow

DC Power Connector P7


Pin Number	Signal Name	18-AWG Wire
1	+5 VDC	Red
2	COM	Black
3	COM	Black
4	+12 A VDC	Yellow

DC Power Connectors P8, P9, and P10


Pin Number	Signal Name	18-AWG Wire
1	+12 VA DC	Yellow
2	COM	Black
3	COM	Black
4	+5V DC	Red

NOTE: The P10 connector is intended for use with PCI Express graphics cards that have power requirements exceeding 75 watts.

DC Power Connector P11


Pin Number	Signal Name	18-AWG Wire
1	+12 VB DC	White
2	COM	Black
3	COM	Black
4	+5V DC	Red

DC Power Connector P12


Pin Number	Signal Name	18-AWG Wire
1	+12 B VDC	White
2	+12 B VDC	White
3	+12 B VDC	White
4	COM	Black
5	COM	Black
6	COM	Black

Back to Contents Page


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