Introduction; Rs-232C Interface Cable - Pitney Bowes RS-232C User Manual

Introduction

The optional RS-232C interface will be installed by Pitney Bowes.

RS-232C interface cable

The RS-232C port on your RS-232C interface has a DB-25 (standard
25-pin serial) female receptacle which accepts a male DB-25 cable
plug. Your computer's port may have either a DB-25 or DB-9 (9-pin)
receptacle.
If necessary, see the chart below for detailed information on the pin
assignment for your fax machine's RS232C port.
Note: For more information on your computer's serial interface port,
see your computer's operating instructions.
Note: Please use RS-232C interface cable shorter than 3 meters.
Pin assignment
Pin No. Signal code Signal name
2 TXD Transmitted data
3 RXD Received data
4 RTS Request to send
5 CTS Clear to send
6 DSR DCE ready
7 SG Signal ground
20 DTR DTE ready
Contents
Data signal sent from computer
to your fax.
The data sent to computer by
your fax.
Signal for request to send data.
Data Enable signal for data
transmission from your fax to
your computer.
Turning on always.
Ground for signal.
Data Terminal Enable - ready
to communicate
1