Dell Latitude CPi A - Manual (Page 91)

Table 2. Serial Port Connector Pin Assignments
Pin Signal I/O Definition
1 DCD I Data carrier detect
2 RXDA I Receive data
3 TXDA O Transmit data
4 DTR O Data terminal ready
5 GND N/A Signal ground
6 DSR I Data set ready
7 RTS O Request to send
8 CTS I Clear to send
9 RI I Ring indicator
Shell N/A N/A Frame ground
Video Connector
Use the 15-hole video connector to attach an external monitor to the computer. Table 3 lists the pin assignments.
If you reconfigure your hardware, you may need pin number and signal information for the monitor connector.
Table 3. Video Connector Pin Assignments
Pin Signal I/O Definition
1 RED O Red video
2 GREEN O Green video
3 BLUE O Blue video
4 NC N/A No connection
5-8 GND N/A Signal ground
9 NC N/A No connection
10 GND N/A Signal ground
11 NC N/A No connection
12 NC N/A Reserved
13 HSYNC O Horizontal synchronization