
This appendix defines the serial cable requirements for connecting the printer to your
DOS or UNIX based systems. It also includes instructions for setting serial communica-
tion parameters.
RS-422 cable requirements
You may build this cable or purchase it from ENCAD, Inc. For connecting to an Apple
Macintosh, use the standard ImageWriter II cable.
HSKO 1
HSKI
2
TXD-
3
GND
4
RXD-
5
TXD+
6
GPI
7
RXD+ 8
Mini-Din-8
Plug
2
TXD
3
RXD
4
RTS
5
CTS
6
DSR
7
GND
8
DCD
20
DTR
22
RI
DB-25S
Female
3
TXD
2
RXD
7
RTS
8
CTS
6
DSR
5
GND
1
DCD
4
DTR
9
RI
DB-9S
Female
Serial Communications and Cabling
B
HSKO 1
HSKI
2
TXD-
3
GND
4
RXD-
5
TXD+
6
GPI
7
RXD+ 8
2
TXD
2
3
RXD
3
4
RTS
4
5
CTS
5
6
DSR
6
7
GND
7
8
DCD
8
20
DTR
20
22
RI
22
2 (3)
TXD
3 (2)
RXD
4 (7)
RTS
5 (8)
CTS
6 (6)
DSR
7 (5)
GND
8 (1)
DCD
20 (4) DTR
22 (9)
RI
Mini-Din-8
DB-25S (DB-9S)
Female
Mac to Hayes Modem Cable
Belkin F2V088 or equivalent.
Do not use cable from
PC Accessories!
Laplink
®
Serial Cable.
DB-25S
Female
DB-25P
Male