40496501TH Rev.1 205APPENDIX B RS-232C SERIAL INTERFACE BOARD (Option)1. GENERALThis section describes the operation of the RS-232C Serial Interface board installed in the Printeras an option using a start-stop synchronization and serial communications circuit. This serialinterface board is capable of transmitting and receiving simultaneously at speeds up to 19,200 bitsper second. Two protocols are available: printer Ready/Busy and X-ON/X-OFF modes.For this serial interface to be installed in a Pacemark 4410 or Microline 4410, you need to have anadapter board (PAA PCB).
