Parallel Interface Connector - NEC POWERMATE P - SERVICE MANUAL 1996 Service And Reference Manual

A-4 Connector Pin Assignments
Table Appendix A-2 RS-232C Serial Port Connector Pin Assignments
Pin
1
2
3
4
5
6
7
8
9

PARALLEL INTERFACE CONNECTOR

The system has a 25-pin parallel port on the system board. Parallel interface specifications
for this port conform to the IBM-PC interface. Pin locations and pin assignments for the
parallel interface connector are shown in Table Appendix A-3 and Figure Appendix A-4.
Figure Appendix A-4 Parallel Interface Connector
Signal
Carrier detect
Receive data
Transmit data
Data terminal ready
Signal ground
Data set ready
Request to send
Clear to send
Ring indicator