C.1. Parallel Interface

Appendix C

Host Computer Interface

This appendix describes the signals used in the laser printer’s parallel, RS-232C/RS-422A interfaces. It also lists pin assignments, signal functions, timings, connector specifica- tions, and voltage levels. The RS-232C/RS-422A protocols are also covered. Finally, it ex- plains the use of the printer in a multi-computer environment.

C.1. Parallel Interface

Parallel interface communication modes

The printer features the fast data transmission on the parallel interface. The parallel interface mode can be activated from the printer’s control panel (see Chapter 2, Operating the Page *Printer ) as follows:

Use a parallel printer cable that complies with the IEEE1284 standards.

Auto

The printer automatically changes its communication mode to the one the host computer is currently using.

Normal

The printer uses the communication method discribed by to the normal definitions of the Cen- tronics interface.

High-speed

This mode enables faster data transmission between the printer and the host computer.

C-1

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Kyocera FS-3700 manual Parallel Interface, Parallel interface communication modes