4-4. Interface Connections
Refer to the host computer's interface specifications for details of how to connect
the interface. The following illustrations show typical connection configura-
tions.
[RS-232C]
F-GND
TXD
RXD
RTS
CTS
S-GND
FAULT
DTR
[RS-422A]
Printer #n
RD
SD
Printer #n+1
RD
SD
Printer side
1
2
3
4
5
7
14
20
Printer side
Twisted pair cable
17
18
9
10
17
18
9
10
– 10 –
IBM PC side
1
F-GND
2
TXD
3
RXD
4
RTS
5
CTS
DSR
6
7
S-GND
DCD
8
20
DTR
Host side
SD
RD