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B-1
Appendix B
Host Computer
Interface
B
This appendix explains the signals used in the printer’s parallel and RS-232C interfaces. It
also lists pin assignments, signal functions, timings, connector specifications, and voltage
levels. The RS-232C protocols are also covered. Finally, it explains how to use the printer in
a multi-computer environment.
This appendix explains the following topics:
• Parallel Interface
• USB Interface
• Serial Interface (Option)
• RS-232C Protocol
• RS-232C Cable Connection