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