Pin Number Signal Name 18-AWG Wire Color

1

COM

Black

2

COM

Black

3

+12 VDC

Yellow

4

+12 VDC

Yellow

DC Power Connectors P8 and P9

Pin Number Signal Name 18-AWG Wire Color

1

+12 VDC

Yellow

2

COM

Black

3

COM

Black

4

+5 VDC

Red

DC Power Connector P4

Pin Number Signal Name 18-AWG Wire Color

1

-

No connect

2

COM

Black

3

COM

Black

4

+3.3 VDC

Orange

5

+5 VDC

Red

6

+12 VDC

Yellow

DC Power Connector P6

Page 9
Image 9
Dell B110 service manual DC Power Connectors P8 and P9, DC Power Connector P4, DC Power Connector P6