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Chapter 3: Setting up the Printer18
A799 Two-Color Thermal Receipt Printer: User Guide A799-UG00001 Rev. D 11/2012
To install the communication cable:
1 Make sure the host computer is off.
2 Open the connector cover at the rear of the printer.
3 Attach the communication cable to the communication connector, shown in the center in the illustration. Tighten the
screws to secure the cable and ensure a stable connection.
4 Connect the cable to the host computer.
Communication cables
According to your printer conguration, the printer has different communication connection options. Select and attach
either 9-pin RS-232C, 25-pin RS-232C, standard USB, powered USB, or Ethernet communication cable to the printer and
host computer.
For printers with both 9-pin RS-232C and USB connectors, only a single communication connection is to be used during
operations.
RS-232C cable (9-pin and 25-pin) and parallel
The communication cable connects the printer to the host computer using either the 9-pin or 25-pin RS-232C, or 25-pin
parallel interface. Installation is identical for all connectors.
9-pin RS-232C
communication
connector
25-pin RS-232C
communication
connector