Compaq 1600XL Serial Connectors ConnectorPin Signal, Keyboard/Mouse ConnectorPin Signal

Presario 1600XL Series

Model 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144,

1600-XL146, 1600-XL147, 1600-XL150 XL156, XL157, XL255, XL256, XL257, and XL258

Serial Connectors

ConnectorPin

1

2

3

4

5

6

7

8

9

Signal

Carrier Detect

Receive Data

Transmit Data

Data Terminal Ready Signal Ground Data Set Ready Ready to Send Clear to Send

Ring Indicator

Keyboard/Mouse

ConnectorPin

1

2

3

4

5

6

Signal

Data 1

Data 2

Ground

+5 V

Clock 1

Clock 2

Modem Connector

ConnectorPin

1

2

3

4

Signal

Unused

Tip

Ring

Unused

2 PIN ASSIGNMENTS PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1600XL SERIES