AT&T MERLIN LEGEND Release 2.0 Analog Multiline... Technisches Dokument

AT&T 555-620-115

Issue 1

October 1992

MERLIN LEGENDTM

Communications System

Release 2.0

Equipment and Operations Reference

Printed in U.S.A.

AT&T 555-620-115

Issue 1

October 1992

Notice

Every effort was

made to ensure that the information in this

book was complete and accurate at the time of

printing. However, information is subject to change.

Federal Communications Commission (FCC)

Electromagnetic Interference Information

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant

to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful

interference when the equipment is operated in a commercial environment. This equipment generates,

uses, and can radiate radio frequency energy and, if not installed and used in accordance with the

instruction manual, may cause harmful interference to radio communications. Operation of this equipment

in a residential area is likely to cause harmful interference, in which case the user will be required to correct

the interference at his own expense.

Canadian Department of Communications (DOC)

Interference Information

This digital apparatus does not exceed the Class A limits for radio noise emissions set out in the radio

interference regulations of the Canadian Department of Communications.

Le Présent Appareil Numérique n'émet pas de bruits radioélectriques dépassant Ies Iimites applicable

aux appareils numériques de la class A prescribes clans Ie Réglement sur Ie brouillage radioélectrique

édicté par Ie ministère des Communications du Canada.

Trademarks

5ESS, ACCUNET, CONVERSANT, Dimension, Horizon, Magic On Hold, MEGACOM, MERLIN, SYSTIMAX,

and MultiQuest are registered trademarks and 4ESS, AUDIX Voice Power, FAX Attendant System,

InnManager, MERLIN LEGEND, MERLIN MAIL, MLX-10, MLX-10D, MLX-20L, MLX-28D, and MERLIN PFC

are trademarks of AT&T in the U.S. and other countries.

Intel is a registered trademark of Intel Corporation.

MS-DOS is a registered trademark of Microsoft Corporation.

UNIX is a registered trademark of UNIX System Laboratories, Inc.

PagePac is a registered trademark and ZoneMate is a trademark of DRACON, a division of Harris

Corporation.

Mirage, StarSet, Supra, and Supra NC are registered trademarks of Plantronics, Inc.

Support Telephone Number

AT&T provides a toll-free customer Helpline (1 -800-628-2888) 24 hours a day (U.S.A. only). Call the

Helpline, or your authorized dealer, if you need assistance when installing, programming, or using the

system.

Contents

About This Book

■

Terms and Conventions Used

■

Product Safety Labels

■

Security

■

Related Documents

■

How to Comment on This Document

Introduction

1-1

■

Components

1-2

■

Functional Description

1-9

■

Modes of Operation

1-12

■

Programming

1-30

■

System Capacities and Requirements

1-33

■

Release Differences

1-43

Hardware Components

2-1

■

Control Unit

2-1

■

Telephones and Consoles

2-13

■

Adapters and Adjuncts

2-28

■

Power-Related Hardware

2-51

Lines and Trunks

3-1

■

Loop-Start Lines/Trunks

3-1

■

Ground-Start Lines/Trunks

3-2

■

Tie Trunks

3-2

■

Direct Inward Dialing (DID) Lines/Trunks

3-11

■

DS1 Facilities

3-16

Table of Contents i

Contents

Applications

4-1

■

Voice Messaging Systems

■

MERLIN MAIL Voice Messaging System

■ MERLIN Attendant

■

Call Accounting System (CAS)

■

Call

Accounting Terminal (CAT)

■

Call Management System (CMS)

■

InnManager Guest Management System

■

System Programming and Maintenance (SPM)

■

Integrated Solution II (IS II)

■

Integrated Solution Ill (IS Ill)

■

Primary Rate Interface (PRI) Applications

■ Centrex Operation

■

MERLIN PFC Telephone

■

Automated Document Delivery System (ADDS)

■

CONVERSANT Intro

■ Applications Printers

4-4

4-9

4-16

4-20

4-23

4-26

4-30

4-31

4-33

4-40

4-50

4-52

4-56

4-58

4-60

4-62

Data Communications Support

5-1

■

Data Communications Configuration Overview

5-2

■ Outside Trunks

5-13

■ System Features Used For Data

5-16

■ Endpoint Communications Features

5-18

■ PRI Applications

5-18

Table of Contents

Contents

Product Ordering Information

A-1

Glossary

GL-1

Index

IN-1

Table of Contents

iii

Contents

Table of Contents

Figures

Introduction

Figure 1-1.

Figure 1-2.

Figure 1-3.

Figure 1-4.

Figure 1-5.

Figure 1-6.

Figure 1-7.

Figure 1-8.

System Components

1-6

Functional Units

1-10

Lines Labeled for Key System Telephones

1-15

Lines Labeled for Modified Key System

Telephones

1-17

Hybrid/PBX Mode

1-19

Behind Switch Mode

1-23

Behind Switch Mode with Direct Outside

Trunks

1-24

Labeled Line Buttons for Behind Switch

Telephones

1-25

Hardware Components

Figure 2-1, Carriers

Figure 2-2.

Processor Module

Figure 2-3.

Power Supply

Figure 2-4.

Line/Trunk and Station Modules

Figure 2-5.

Control Unit Cover

Figure 2-6.

MLX-28D Telephone

Figure 2-7.

MLX-20L Telephone

Figure 2-8.

MLX-10D Telephone

Figure 2-9.

MLX-10 Telephone

Figure 2-10. Direct Station Selector

Figure 2-11. 551 T1 L1 Channel Service Unit Connections

Figure 2-12, ESF T1 Channel Service Unit Connections

Figure 2-13. Multi-Function Module

Figure 2-14. GPA Connections

Figure 2-15. 7500B Data Module Front Panel

Figure 2-16. 7500B Data Module Back Panel

Figure 2-17. SAA Connections

Figure 2-18. Headsets

Figure 2-19. Analog Multi line Telephone Headset

Figure 2-20. Analog IROB Connection

Figure 2-21, MLX IROB Connection

2-2

2-3

2-4

2-6

2-10

2-15

2-16

2-17

2-18

2-19

2-32

2-33

2-34

2-36

2-38

2-39

2-43

2-48

2-49

2-54

2-55

Table of Contents v

Figures

Figure 2-22.

Figure 2-23.

Figure 2-24.

Figure 2-25.

Surge Protectors

2-57

Trouble Alarm Connections

2-59

Power Failure Alarm Connections

2-59

Power Failure DID Busy-Out Connections

2-60

Lines and Trunks

Figure 3-1.

Setting the 400EM Module DIP Switches for

E&M Signaling Types 1C and 5

3-6

Figure 3-2.

Nontandem Tie-Trunk Network

3-11

Data Communications Support

Figure 5-1.

Individual Use Data Station Configurations

5-3

Figure 5-2.

Direct RS-232 Interface

5-20

Figure 5-3. RS-232 to V.35 Interface Conversion

5-22

Figure 5-4.

Direct V.35 Interface

5-24

Figure 5-5. Video Conferencing Connections

5-26

Table of Contents

Tables

Introduction

Table 1-1,

Modes of Operation Summary

1-12

Table 1-2.

FCC Registration Numbers

1-28

Table 1-3.

Hardware and Software Capacities

1-34

Table 1-4.

Environmental Specifications

1-37

Hardware Components

Table 2-1.

Table 2-2.

Table 2-3.

Table 2-4,

Table 2-5.

Table 2-6.

Table 2-7.

Table 2-8.

Table 2-9.

Line/Trunk and Station Modules

Reusable MERLIN II Modules

Reusable MERLIN II Hardware

Analog Multiline Telephones

Single-Line Telephones

Telephones and Adjuncts Not Supported

Maximum Number of System Operator

Positions

Adjunct Summary

Local Auxiliary Power Requirements

2-7

2-11

2-12

2-21

2-22

2-23

2-24

2-28

2-52

Lines and Trunks

Table 3-1.

Setting the 400EM Module DIP Switches

3-7

Table 3-2.

Sample DIP Switches for the 400EM Module

3-7

Table 3-3.

Tie-Trunk Compatibility

3-9

Table 3-4.

Type 1 Standard and Type 1 Compatible

E&M Switch Settings

3-1o

Table 3-5.

Line Compensation Settings

3-20

Applications

Table 4-1.

Application Capacities and Modes of

Operation

4-3

Table 4-2.

Mode Codes

4-6

Table 4-3.

TTRs Required by Voice Messaging Systems 4-7

Table 4-4.

MERLIN MAIL Voice Messaging System

Ports Required

4-15

Table of Contents

vii

Tables

Table 4-5.

MERLIN Attendants Required

4-19

Table 4-6.

Voice Channels Required

4-35

Table 4-7.

Voice Channels Required

4-49

Table 4-8.

Applications Printers

4-62

Data Communications Support

Table 5-1.

Configurations of Data Stations

5-9

viii

Table of Contents

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