Citizen Systems iDP-3423 Benutzerhandbuch

  iDP-3420/3421/3423 User’s Manual

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CITIZEN

(8) RCH

When the printer is ready to receive, this signal is turned to Space.    This signal line is
the same as DTR.

(9) mTXD

TXD signal for the diode gate.

(10) mRXD

RXD signal for the diode gate.

(11) FG

This is a Frame Ground signal.

(12) GND

This is a common ground on the circuit.