Serial Port Configuration; Rs-232 Pin Assignments - Genicom GEK-00027C User Manual

GEK-00028C

Serial Port Configuration

For data to be exchanged, the printer must be set to match the host
in terms of baud rate, character frame, parity, and Ready/Busy
protocol. The defaults are 9600 baud, 8 data bits, one stop bit, no
parity, and XON/XOFF. These setting may be changed using the Set
Up Menu. See Serial Setup on page 74 for instructions to modify
these settings.

RS-232 Pin Assignments

The serial data receptacle accepts a 25-pin male, D connector, and
#4-40 locking screws.
25-pin Serial Connector
Pin Circuit Description
1 AA Protective ground
2 BA Transmitted data (TXD)
3 BB Received data (RXD)
4 CA Request to Send
5 CB Clear to Send
6
7 AB Signal ground
8
9 +12V +12V, 100ma max.
10 -12V -12V, 100ma max.
11 Secondary Request to
SCA
Send
19
20 CD Data Terminal Ready
21
22
23 +5V +5V, 200ma, max, total
24
Source
Printer
Host
Printer
Host
Printer
Printer
Printer
Printer
Printer
191
Appendix H. Interface Emulation Compatibility