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Technical Overview

Dell™ Dimension™ XPS Service Manual

  Inside View of Your Computer

  System Board Components

  460W Power Supply DC Connector Pin Assignments

  650W Power Supply DC Connector Pin Assignments


Inside View of Your Computer

System Board Components

460W Power Supply DC Connector Pin Assignments

DC Power Connector P1

Pin Number

Signal name

Color

Wire Gauge

1

+3.3 VDC

Orange

16-AWG

2

+3.3 VDC

Orange

16-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 VADC

Yellow

18-AWG

11

+12 VADC

Yellow

18-AWG

12

+3.3 VDC

Orange

16-AWG

13

+3.3 VDC

Orange

16-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

N/A

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 Color

1

COM

Black

2

COM

Black

3

COM

Black

4

COM

Black

5

+12 VADC

Yellow

6

+12 VADC

Yellow

7

+12 VBDC

White

8

+12 VBDC

White

DC Power Connector P5

Pin Number

Signal Name

18-AWG Wire Color

1

+12 VB DC

White

2

+12 VB DC

White

3

+12 VB DC

White

4

COM

Black

5

COM

Black

6

COM

Black

NOTE: The P5 connector is intended for use with the PCI Express graphics cards whose power requirements exceed 75 watts.

DC Power Connector FD5

Pin Number

Signal Name

18-AWG Wire Color

1

+5 VDC

Red

2

COM

Black

3

COM

Black

4

+12 VB DC

White

DC Power Connectors HDD0, HDD1, HDD2/Bay, Bay1

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 VA DC

Yellow

DC Power Connectors BAY1 and BAY2

Pin Number

Signal Name

18-AWG Wire Color

1

+12 VB DC

White

2

COM

Black

3

COM

Black

4

+5V DC

Red

650W Power Supply DC Connector Pin Assignments

DC Power Connector P1

Pin Number

Signal name

Color

Wire Gauge

1

+3.3 VDC

Orange

16-AWG

2

+3.3 VDC

Orange

16-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 VADC

Yellow

18-AWG

11

+12 VADC

Yellow

18-AWG

12

+3.3 VDC

Orange

16-AWG

13

+3.3 VDC/SE

Orange

16-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

N/A

21

+5 VDC

Red

18-AWG

22

+5 VDC

Red

18-AWG

23

+5 VDC/SE

Red

18-AWG

24

COM

Black

18-AWG

DC Power Connector P2

Pin Number

Signal Name

18-AWG Wire Color

1

COM

Black

2

COM

Black

3

COM

Black

4

COM

Black

5

+12 VADC

Yellow

6

+12 VADC

Yellow

7

+12 VCDC

Blue/White Stripe

8

+12 VCDC

Blue/White Stripe

DC Power Connector P5

Pin Number

Signal Name

18-AWG Wire Color

1

+12 VBDC

White

2

+12 VBDC

White

3

+12 VBDC

White

4

COM

Black

5

COM

Black

6

COM

Black

DC Power Connector P4

Pin Number

Signal Name

18-AWG Wire Color

1

+12 VBDC

White

2

+12 VBDC

White

3

+12 VBDC

White

4

COM

Black

5

COM

Black

6

COM

Black

NOTE: The P5 connector is intended for use with the PCI Express graphics cards whose power requirements exceed 75 watts.

DC Power Connector FD5

Pin Number

Signal Name

18-AWG Wire Color

1

+5 VDC

Red

2

COM

Black

3

COM

Black

4

+12 VBDC

White

DC Power Connectors HDD0, HDD1, HDD2, HDD3

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 VCDC

Blue/White Stripe

DC Power Connectors BAY1 and BAY2

Pin Number

Signal Name

18-AWG Wire Color

1

+12 VBDC

White

2

COM

Black

3

COM

Black

4

+5 VDC

Red

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