Lucent Technologies 7400B manual Typographical, Conventions, Organization of this, Guide

DEFINITY Communications System	PREFACE: ABOUT THIS GUIDE
7400B Data Module
User’s Guide	Page i

	PREFACE: ABOUT THIS GUIDE
		The purpose of this guide is to provide information for installing,
		operating, and maintaining the 7400B Data Module.
TYPOGRAPHICAL
		Throughout this guide, command lines that you type are shown in
CONVENTIONS		typewriter-style characters, and responses that the 7400B Data Module
		returns are shown in italics. The following is an example.
		at h [ Enter ]
		OK
		Note the following characteristics of the display representation:
		● The first line is a command line as it should be typed. The [ Enter ]
		symbol, when shown, indicates that you must press the Enter or
		Return key to complete the command line.
		● Spaces are used to separate commands in some examples shown in
		this guide. In actual use, the spaces may be typed, but they are not
		required.
		● The second line in the example shows a typical response returned by
		the data module.
ORGANIZATION OF THIS
		The following paragraphs summarize the chapters and appendices
GUIDE		contained in this guide.
		Chapter 1: Introduction. Discusses the basic operating features
		of the AT&T 7400B Data Module and describes the external
		indicators and connectors.
		Chapter 2: Installation. Describes the hardware and software
		required for installing the data module, and outlines procedures for
		preparing the data module for operation.
		Chapter 3: First Time Users. Provides some basics on 7400B
		Data Module operation, describes how to use a few AT commands
		that are essential for most data communications operations, and
		then outlines a typical on-line session.
		Chapter 4: Operation and Configuration. Describes how to
		change, store, and recall configuration parameters, outlines how to
		create and save custom, configuration profiles, and discusses more
		advanced command usage with example command lines.