Using The Serial Interface - Epson Equity LT-386SX User Manual

6. Plug the printer's power cable into an electrical outlet.
The standard DIP switch settings for the LT-386SX define your
PRINTER port as the primary parallel port. If you think the DIP
switch settings have been changed or you would like a different
setting, see Appendix A.

Using the Serial Interface

If you have a printer or other peripheral device that uses a serial
interface, connect it to the serial interface labeled RS232C on
the right side of the computer.
serial port
The Equity LT-386SX uses an IBM PC AT-compatible, 9-pin,
D-shaped male connector, so be sure you have a compatible
cable or an adapting cable that converts the 9-pin output to the
standard 25-pin output. To connect a serial device, follow the
same steps as above for connecting a parallel device.
Setting Up Your System
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