Printronix L1024 Setup Manual page 118

Pin L1016 RS232
1 Ground
2 TX (Output)
3 RX (Input)
4 RTS (Output)
5 CTS (Input)
6 DSR (Input)
7 Ground
8
9
10
11
12
13
14
15
16
17
18
19
20 DTR (Output)
21
22
23
24
25
B–14
Table B–6. RS422 Pin–out Comparison
L1016 RS422
Ground
TX+ (Output +)
RX+ (Input+)
RTS+ (Output +)
CTS+
DSR+
Ground
CTS– (Input–)
TX– (Output–)
RX– (Input–)
RTS– (Output–)
DTR+ (Output+)
DSR– (Input–)
DTR– (Output–)
L1024 RS232/RS422
Ground
TX (Output)
RX (Input)
RTS (Output)
CTS (Input)
DSR (Input)
Ground
DCD (Input)
RX– (Input–)
RX+ (Input+)
TX– (Output–)
DTR (Output)
TX+ (output+)
Host I/O Interfaces