Appendix

Printer Interface Technical InformationRS-232/RS-422/RS-485 Serial Data Port

The connections for these standard interfaces are made through the DB25S connector on the rear panel. For all RS-232 input and output signals, the printer follows both the Electronics Industries Association’s (EIA) RS-232 specifications and the Consultative Committee for International Telegraph and Telephone (CCITT) V.24 standard signal level specifications.

The following table shows the pin configuration and function of the rear panel serial data connector on the printer.

Pin No.

Description

1FG (frame ground) for cable shield

2TXD (RS-232 transmit data) output from printer

3 RXD (RS-232 receive data) input to printer

4 RTS (RS-232 request to send) output from printer

6 DSR (data set ready) input to printer

7 SG (signal ground) for RS-232

9 +5 VDC source output (1 Amp maximum)

11SGR (signal ground reference) for RS-422/RS-485

13Data input B(-); RS-422/RS-485

14Data output B(-); RS-422/RS-485

16Data input A(+); RS-422/RS-485

19Data output A(+); RS-422/RS-485

20DTR (RS-232 data terminal ready) output from printer

NOTE: Pins 5, 8, 10, 12, 15, 17-18, 21-25 are not used and are unterminated.

Zebra XiIII-Series User’s Guide

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