AT&T 7400B Plus User Manual page 29

DEFINITY Communications System
7400B Plus Data Module
User´s Guide
Connecting the EIA-232-D
Cable
Connecting the DCP Cord
Connect the EIA-232-D cable between the 7400B Plus and the
terminal device as follows:
Insert a male connector of the EIA-232-D cable into the
1
connector labeled PORT on the rear panel of the 7400B Plus.
Tighten both connector retaining screws.
Insert the other end of the EIA-232-D cable into the
2
communications port connector on the terminal device.
Tighten all retaining screws.
Note: Be sure to attach any required adapter as discussed
previously in the paragraphs titled ''Selecting the
EIA-232-D Cable.''
Attach the DCP type D8W telephone cord as follows:
Insert either end of the telephone cord into the connector on
1
the rear panel of the 7400B Plus labeled LINE.
Insert the other end of the telephone cord into the PBX wall
2
jack.
If you are using the with-phone option of the 7400B Plus
3
(voice and data), install the second D8W telephone cord as
follows:
Insert one end of the second D8W cord into the jack on
a
your 7400 series DCP voice terminal.
Insert the other end of the second D8W cord into the
b
jack on the rear panel of the 7400B Plus labeled
PHONE.
Note: An internal DIP-switch must be set correctly
for this option to work (see "Setting the DIP-
Switch Options" in this chapter). Also, if your
voice terminal has data capabilities, the data
features of the voice terminal are not
supported while it is connected to the 7400B
Plus.
CHAPTER 2: INSTALLATION
Page 2-15