Chapter 2: Installation; Hardware And Software Requirements - AT&T 7400B Plus User Manual

DEFINITY Communications System
7400B Plus Data Module
User´s Guide

CHAPTER 2: INSTALLATION

HARDWARE AND
SOFTWARE
REQUIREMENTS
What You Have
What You Need
This chapter describes the equipment required for installing the
7400B Plus, and outlines procedures for preparing the 7400B Plus
for operation. If you are using the 7400B Plus with a PC, you will
be ready to use a PC communications package after reading this
chapter. You should continue reading this guide, if you are using
the 7400B Plus with a terminal, printer, or host, or if you want to
learn about the ''AT'' interface and operations of the 7400B Plus.
This section provides information on the equipment packaged
with your 7400B Plus, and the additional items required for
installation. It uses illustrations to show how equipment is
arranged for installations with and without a voice terminal, and
with adjunct equipment.
Your 7400B Plus package should contain the following:
7400B Plus Data Module
a 7-foot D8W telephone cord for the Data
Communications Protocol (DCP) connection between the
7400B Plus ''LINE'' jack and the PBX wall jack
power supply
To install and operate the 7400B Plus, you will need the following
items:
an asynchronous data terminal or personal computer (PC)
with a communications package
an EIA-232-D interface (formerly RS-232-C) cable to
connect between the terminal device and the 7400B Plus
(optional) 7400 series DCP voice terminal (optional for
data, required for voice), and associated adjunct
equipment, if applicable
Note: The following list identifies those voice terminals
that cannot be used with the 7400B Plus voice dial
feature:
7403D (all models)
7404D (all models)
7405D (all models)
CHAPTER 2: INSTALLATION
Page 2-1