Serial Interface; B.2 Serial Interface - Xerox Document Centre 400 series User Manual

B.2

Serial Interface

This section describes the serial interface (RS-232C interface).
Shape of the connector
This printer is installed with the RS-232C interface. The shape of the connector is as
follows:
Pin arrangement
The pin arrangement of the various signals is as follows:
Pin No.
1
2
3
4
5
6
7
8 - 10
11 - 17
18
19
20
21 - 25
13
25
Signal Name
Frame GND (FG)
Transmitted data (TXD)
Received data (RXD)
Request to send (RTS)
Clear to send (CTS)
Data set ready (DSR)
Signal GND (SG)
(Reserved)
Not Connected (NC)
(Reserved)
Not Connected (NC)
Data terminal ready (DTR)
Not Connected (NC)
Looking fom the printer, "I" is the input signal and "O" is the output signal.
Appendix B Connector and Allocation Signals
1
14
I/O
-
O
I
O
I
I
-
-
-
-
-
O
-
131