Dell PowerEdge 1400, User Manual, Page: 70 / 116

B-4 User’s Guide
If you reconfigure your hardware, you may need pin number and signal information for
the serial port connectors. Figure B-2 illustrates the pin numbers for the serial port
connectors, and Table B-1 lists and defines the pin assignments and interface signals
for the serial port connectors.
If you reconfigure your hardware, you may need pin number and signal information for
the parallel port connector. Figure B-3 illustrates the pin numbers for the parallel port
connector, and Table B-2 lists and defines the pin assignments and interface signals
for the parallel port connector.
!
1 DCD I Data carrier detect
2 SIN I Serial input
3 SOUT O Serial output
4 DTR O Data terminal ready
5 GND — 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 — — Chassis ground
1
5
6
9