Rs-232C Interface Cable - Pitney Bowes 3400 RS-232C Operator's Manual

RS-232C for PB 3400.qxd

RS-232C interface cable

The RS-232C port on your newly installed 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.
Pin assignment
Pin No. Signal code
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 SG
20 DTR
Signal direction
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Signal name
Data signal sent from computer
Transmitted data
to your fax.
The data sent to computer by
Received data
your fax.
Request to send Signal for request to send data.
Data Enable signal for data
Clear to send transmission from your fax to
your computer.
DCE ready Turning on always.
Signal ground Ground for signal.
Data Terminal Enable - ready
DTE ready
to communicate
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