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CHAPTER 1.
INTRODUCTION
The following should be noted:
• The abbreviation Generic 1, or G1, shown in the remainder of the
DEFINITY Communications System Generic 1 multi-carrier
cabinets.
document refers to
and single-carrier
• The abbreviation V1 shown in the remainder of the document refers to System 75
Version 1.
• The abbreviations V2 and V3 shown in the remainder of the document refer to
System 75 and System 75 XE Version 2 and Version 3.
Features specified as V2 or V3 are not operational with earlier versions. For
example, V2 features are not operational with V1 systems but are operational with
V2 and later systems, and V3 features are not operational with V1 and V2 systems
but are operational with V3 and Generic 1 systems.
The rest of this guide is divided as follows:
• Chapter 2. Description—
Describes and illustrates the two console models and the
two optional selector console models. Also describes the information presented on
the console’s alphanumeric display and the tones heard at the console.
• Chapter 3. Operating the Console—
Contains step-by-step instructions on how to
place, release, split, hold, and extend calls.
• Chapter 4. Using the Features
—Contains descriptions of features associated with the
console and, where applicable, the procedures for activating and using them. The
features are listed alphabetically.
• Chapter 5. Using the DCS Features (V2, V3, and Generic 1 Systems)—Provides an
alphabetical listing of attendant features that operate transparently in a Distributed
Communications System (DCS) environment.
• Chapter 6. Centralized Attendant Service (CAS) (V3 and Generic 1 Systems)—
Describes the CAS features and provides the procedures for handling CAS calls; also
describes CAS night service backup procedures used at a voice terminal.
• Chapter 7. Routine Maintenance—
Describes a routine procedure that the attendant
can use to check the console; also contains information on the effect of commercial
power failure on the console.
• Chapter 8. Using the Console To Troubleshoot the System—Contains useful
information on using attendant features to isolate and analyze system troubles; also
provides trouble reporting guidelines.
• Chapter 9. System Summary—
Provides a listing of feature access codes that the
attendant can dial and lists intervals and limits set for the system that the attendant
needs to know.
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