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Pin Assignments for I/O Connectors

Dell™ Latitude™ D800 Service Manual

  USB Connector

  Video Connector

  Parallel Connector

  S-Video TV-Out Connector

  Serial Connector

  Dell D/Bay Connector


USB Connector

Pin

Signal

1

USB5V+

2

USBP–

3

USBP+

4

GND

Video Connector

Pin

Signal

Pin

Signal

1

CRT_R

9

5V+

2

CRT_G

10

GND

3

CRT_B

11

MONITOR_DETECT–

4

NC

12

DDC_DATA

5

GND

13

CRT_HS

6

GND

14

CRT_VS

7

GND

15

DDC_CLK

8

GND

 

 

Parallel Connector

Pin

Signal

Pin

Signal

1

STROBE–

10

ACK–

2

PD0

11

BUSY

3

PD1

12

PE

4

PD2

13

SLCT

5

PD3

14

AFD/3M–

6

PD4

15

ERROR–

7

PD5

16

INIT–

8

PD6

17

SLIN–

9

PD7

18-25

GND

S-Video TV-Out Connector

S-Video

Pin

Signal

1

GND

2

GND

3

DLUMA-L

4

DCRMA-L

Composite Video

Pin

Signal

5

NC

6

DCMPS-L

7

GND

Serial Connector

Pin

Signal

Pin

Signal

1

DCD

6

DSR

2

RXDA

7

RTS

3

TXDA

8

CTS

4

DTR

9

RI

5

GND

 

 

Dell D/Bay Connector

Pin

Signal

Pin

Signal

1

USB_VCC

8

SMB_CLK

2

USB_D-

9

GND

3

USB_D+

10

SHIELD GND

4

USB_GND

11

SHIELD GND

5

PWR_SRC

 12

SHIELD GND

6

SMB_DAT

13

SHIELD GND

7

MODPRES#

14

SHIELD GND

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