Merlin Legend
 Your Responsibility for Your System’s Security
 Contents
 System Components
 Learning More
 About Telecommunications
 Index
 June
 Important Safety Instructions
 Issue
 Night Service with Coverage Control
Coverage Timers Programmed for Individual Extensions
Release 4.1 Enhancements
 Night Service Group Line Assignment
Forward on Busy
 Release 4.2 Enhancements
 Merlin Legend Reporter
 Enhanced Extension Information Report
Maintenance Enhancements Change to Permanent Error Alarm
Release 5.0 Enhancements
Computer Telephony Integration CTI
 Basic Call Control
Screen Pop
 HotLine Feature
 Group Calling Enhancements
Delay Announcement Devices
Most Idle Hunt Type
 Enhanced Calls-in-Queue Alarm Thresholds
 MLX-5 and MLX-5D Telephones
 Call Restriction Checking for Star Codes
Release 3.1 Enhancements
Trunk-to-Trunk Transfer Set for Each Extension
 Default Outward Restrictions for VMI Ports
Programmable Second Dial Tone Timer
Default Pool Dial-Out Code Restriction for All Extensions
Default Facility Restriction Level FRL for VMI Ports
 Default for the Default Local Table
Release 4.0 Enhancements
 016 Tip/Ring Module
Support for T1 Switched Digital Data Transmission
Forwarding Delay Option
Downloadable Firmware for NI-BRI Modules
 Time-Based Option for Overflow on Calling Group
Seven-Digit Password for SPM
Voice Announce on Queued Call Console QCC
Single-Line Telephone Enhancements
 Merlin Legend Communications System Release
 How to Use This Book
Intended Audience
 Lines, Trunks, and Facilities
Terms and Conventions Used
Old New
 Typographical Conventions
Product Safety Labels
Security
Example Purpose
 System Documents
Related Documents
Document No Title
Telephone User Support
 Miscellaneous User Support
How to Comment on This Book
Documentation for Qualified Technicians
 Read This First
Overview
 Using This Guide
 Your Role as System Manager
Related Guides
 System Planning Forms
System Manager Responsibilities
 Upgrading the System
Programming as described in ‘Backing‘ Up the System’’ on
 Environmental Requirements
 About the System
 Background
 Telephone Company Central Office Customer Premises
Local Loop
 Telephone Equipment
Telephone Network
 Issue
 Switching Equipment
Evolution of Switches
 Evolution of Switches
 Switching Methods
Switching Office Hierarchy
 System Overview
 Issue
 System Overview
 Incoming Trunks
 Incoming Trunks
 Issue
 Modes of Operation
 About the System Modes of Operation
 On next
 Key Mode Hybrid/PBX Mode Behind Switch Mode
Components2
 Issue
 System Components
 Line/Trunk and Extension Modules
GS/LS-MLX Module
 Features
Applications2
 Applications
 Applications
 Programming the System
System Capacities
 Auxiliary Components
 June
 10. Auxiliary System Components
 Data Communications Capabilities
 Merlin Legend Communications System Release
 Control Unit
Carriers
 Processor Module
 Pcmcia Memory Card
Processor Module
 Power Supply Module
Power Supply Module
 Modules Supporting Extensions
Extension Jacks
 Touch-Tone Receivers
016, 012, and 008 OPT Modules
 Modules Supporting Lines/Trunks
Power-Failure Transfer Telephones
100D Module
 Issue
 Issue
 Summary
 Line/Trunk and Extension Modules
 Supports See ‘100D ‘
 BRI
 Telephones
MLX Telephones
 Issue
 MLX-28D
MLX-28D Telephone
 MLX-20L Telephone
 MLX-16DP
 MLX-10D
MLX-10D Telephone
 Volume Control Fixed-Feature Buttons User Cards and Tray
MLX-10
 MLX-5
 Direct Station Selector
 10. Direct Station Selector
 Analog multiline phone, fax machine, and copier
Analog Multiline Telephones
Analog Multiline Telephones Model Description
Telephone Requires two analog multiline extension jacks
 Line Buttons on Multiline Telephones
Single-Line Telephones
Single-Line Telephones Model Description
 Key Mode Line Buttons
 Line Buttons in Hybrid/PBX Mode
 Line Buttons and Special Considerations Behind Switch Mode
Switch Mode, see ‘Modes‘ of Operation’’ on
 Operator Consoles
 Maximum Number of System Operator Positions
Queued Call Consoles
QCC Buttons
Maximum
 Issue
 Direct-Line Consoles
MLX DLC
 Adapters
System Adapters
 Multi-Function Module
Telephone Adapters
Adapters described below connect adjuncts to telephones
 General Purpose Adapter
Adjuncts
System Adjuncts
 Station Message Detail Recording Printer
Date Time Called Number
 Dial Dictation
System Programming and Maintenance PC
Loudspeaker Paging Systems
Fax Machines
 Door Phone
Delay Announcements
Headsets
Telephone Adjuncts
 Manual Operation Analog Multiline Telephones Only
Message-Waiting Indicator
Headpieces
One-Touch Operation MLX and Analog Multiline Telephones
 Additional Telephone Adjuncts
Data Communications Adjuncts
 Videoconferencing Systems
Passive Bus
 Ascend Pipeline 25-Px Access Device
Is a summary of the adjuncts
 Answer/Record Machine
Alerts AC
Alerts DC
Ascend Pipeline 25-Px
 Dial Dictation
Group Calling Delay
Headsets and Adapters
Direct Station Selector DSS
 Power-Related Hardware
Power Accessories
 Telephone Power Units
System Auxiliary Power
Battery Backup Power
Protection Accessories
 Off-Premises Range Extender
System Alarms
In-Range Out-of-Building Protection
146A and 147A Surge Protectors
 Power-Failure did Busy-Out
Trouble Alarm
Power-Failure Alarm
Power-Failure Transfer Telephone
 June
 Features and Applications
Features
 Feature Finders
 Issue
 Basic Calling and Answering
 Considerations Feature Name Answering
Feature Finder Basic Calling and Answering Type
Answering calls
 Basic Calling Type
Conferencing and joining Calls
 Dialing and calling
 Long-distance service Primary Rate Interface
Night Service
Authorization Codes
T1 Switched Service Automatic Route Selection
 Paging
Putting a call on hold
 Using the system from an Outside phone
Transferring calls
 Covering Calls and Having Calls Covered
For more information, see ‘Covering‘ Calls’’ on
 Covering Calls and Having Type
Feature Finder Covering Calls and Having Calls Covered
Considerations Feature Name Calls Covered
Covering others’ calls
 By a co-worker Have your calls ring User
Have all your calls covered
CNT used for Coverage Immediately at your
 Calling Privileges and Restrictions
Reference
 Preventing people from Making calls
Feature Finder Calling Privileges and Restrictions Type
Considerations Feature Name Restrictions
See System
 Allowing calls
Night Service Calls outside normal Business hours
Calling Privileges Type
Allow people to use their General
 Customizing Phones
 Feature Finder Customizing Phones Type
Considerations Feature Name
 Messaging
 Leaving messages
Feature Finder Messaging Type
Receiving messages
 Change the posted Gener
Messaging Type Prog Considerations Feature Name
Setting up messaging
Labeling
 Considerations Feature
System Manager’s Functions and Features
Feature Finder Timekeeping Type
Timekeeping
 System Manager’s Type
Feature Finder System Manager’s Functions and Features
Considerations Feature Name Functions and Features
Group activities
 Lines, line buttons Fixed-feature buttons
Speaker button
 Maintenance
Lines, line buttons, fixed-feature butto
Conference buttons to
 For noisy places turn off User
System Manager’s Functions and Features Type
Switchhook, Recall, or Flash button
Numbering lines and extensions See also SYS items in -1 on
 Reports
Prevent DLC operators Opera
Security
 Often Mgr Detail Recording See that the system
Change voice messaging User
Programming is backed up Mgr
 Special Operator and Supervisor Features
 Calls-In-Queue Alarm
Considerations Feature Name Supervisor Features
DLC operators only Reminder Service Certain time as a
Set others’ phones to ring at Operator
 Special Operator Type
 Feature Descriptions
Covering Calls
 Sharing Lines
Forward and Follow Me
 Pickup
Coverage
 Options, see ‘Changing‘ Coverage Delay Options’’ on
 Summarizes coverage control options for senders
Selective Coverage Features Description Comments
Direct Voice Mail
Coverage Inside off, only
 Issue
 10 illustrates the various ways that calls can be covered
 Feature Covered by Description Example
 Calling Restrictions
 Information, see ‘Authorization‘Codes’’ on
 Outward and Toll Restrictions
 Allowed/Disallowed Lists
Allowed/Disallowed Lists, see , ‘Managing‘ the System’’
 Pool Dial-Out Code Restriction
Night Service with Outward Restriction
Facility Restriction Levels FRLs
 Only Yes
 Authorization Codes
 Security
 Dialing Features
 Group Features
Calling Groups
 Night Service Groups
 See ‘Night‘ Service with Outward Restriction’’ on
 Other Groups
Data Communications
 Remote Access
 Automatic Route Selection ARS
Account Codes
Barrier codes
 System Management Features
Applications4
 Summary of Applications
‘Modules‘ Supporting Lines/Trunks’’ on
 Applications Link
 Standalone Call Accounting and Management Applications
Category and Name Key H/PBX BS Description
Standalone Programming
Standalone Call Answering and Voice Mail Packages
 Integrated Package
Telephone Company Services
Multi-use Telephone
 Voice Messaging Systems
See ‘Calling‘ Restrictions’’ on
 13. Voice Messaging Systems
Service or
Application Description
 Power Fax
 Issue
 Issue
 Putting the System to Work
 Staff Needs
Scenario 1 a Small Office
Medical Office Needs Staff Member
 Staff Member Needs
 System Description
Medical Office Floor Plan
 Issue
 Scenario 2 a Professional Office
 Merlin Legend Communications System Release
 Law Firm Floor Plan
 Describes the needs of the executive staff
Executive Staff
Executive Staff Needs Staff Member
 Describes the needs of the secretarial staff
Secretarial Staff
Secretarial Staff Needs Staff Member
 Describes the needs of the administrative/support staff
Administrative/Support Staff
Administrative/Support Staff Needs Staff Member
 Describes some of the miscellaneous needs of the office
Other Needs
Other Needs Extension
 Partners use the Authorization Codes feature see the section
 Equipment
 Illustrates the equipment
 Call Coverage and Call-Handling
Law Firm Equipment
 Staff Member Needs Feature/Application
Law Firm Call Coverage and Call-Handling
 Staff Member Needs Feature/Application
 Staff Member Needs Feature/Application
 Law Firm Call Coverage
 Calling Restrictions
 Scenario 3 a Dual-Location Company
Illustrates the locations and staffing
 Dual-Location Company Floor Plans
 Connectivity
General Needs
Cost-Effective Calling
 Toll Fraud and Calling Restrictions
Customer Service
Work Group Needs
 Work Group Needs
 Describes the individual needs of certain staff members
Individual Needs
Individual Needs Staff Members
 General
 Merlin Legend Communications System Release
 Work Groups
 Merlin Legend Communications System Release
 Individuals
 Desktop Videoconferencing
Optimizing Your System
Group Videoconferencing
 CTI Computer Telephony Integration Link
 CTI Link Overview
 System Requirements
Intuity Conversant
 PassageWay Direct Connection Solution
Caller ID
 Issue
 Managing the System
 Using the Task Descriptions
 Additional Information
Using the Programming Procedures
Using Detailed Procedures
Select Start
 Using Summary Programming Procedures
Console/Display Instructions Additional Information
 Introduction to System Programming
Types of Programming
 Programming Screens
Information Screens
 Data Entry Screens
Screen title and More indicator Prompt Options
Menu Selection Screens
Your system information appears in place
 System Programming Menu
Selected Option Prompt Extension entered
 Saving Entries and Moving among Screens
System Programming Menu Options Description
 Screen Keys Display/Key Function
 Idle States
Display/Key Function
 Single-line telephone users do not
Idle States Description Procedures
Identify extensions with voice signal
Hear a dial tone
 Forced Idle Reminder Tones
Programming from the Console
System Programming Console
 Console Buttons
There are two types of console buttons
 Console Overlay
 Console Lights
Access to System Programming
Console and DSS Lights
DSS Lights
 Select System Programming
Display the Menu Mode main menu screen
Exiting System Programming
Display the System Programming menu
 Menu
Programming from a PC with SPM
Home
 With a Direct Local Connection
If you installed SPM on the hard disk of the PC, go to Step
Types of PC Connections
See of System Programming
 XX = current version of SPM
Appears on the screen
To display the SPM Welcome screen shown below
Press any key to display the SPM Main Menu shown below
 With a Local or Remote Modem Connection
Modem Connections
 Password does not display when you type it
 Centralized Telephone Programming
Starting Centralized Telephone Programming
 Press More
Go to the second screen of the System Programming menu
Select Centralized Programming
 Guidelines for Programming Extensions
 Select Program Extension
 Save your entry Select Enter
Select the line button where you want to assign the feature
Specify the extension you want to program
Xxxx = extension entered in Step
 Copying Feature and SA/ICOM Buttons
Program the features
 Features That Can Be Copied All Telephones Analog
Telephones Feature Only
 Features That Can Be Copied Direct-Line Consoles Only
 Select Enter Dial or type nnnn
Select Copy Extension
Save your entry
Xxxx = extension entered in Step Dial or type nnnn
 Select Exit
Copying Line/Trunk Button Assignments
Return to the Centralized Programming menu
Select Enter
 Using Reports
 Did
 Printing Smdr Reports
Printing System Programming Reports
 To print all other reports
PC Procedures To print trunk information
To print extension information
More → Print →Select report → Exit
 Planning Guidelines
Setting System Date and/or Time
Task List Setting System Date and/or Time
Valid Entries
 Backing Up the System
PC Procedure
Programming Instructions
 Use this procedure to add an extension to the system
Adding an Extension
 Task List Adding an Extension
 Use this procedure to move an extension in your system
Moving an Extension
 Removing an Extension
Use this procedure to remove an extension
Task List Moving an Extension
 Task List Removing an Extension
 Programming Instructions
 Assigning a HotLine Extension
 Changing Calling Restrictions
Console Procedure Extensions→More→More→HotLine→Dial ext
Task List Assigning a HotLine Extension
 Unrestricted, Outward-restricted, Toll-restricted
 Transfer Status
Console Procedure
Changing Trunk-to-Trunk
Select restriction → Enter → Exit
 Task List Changing Trunk-to-Trunk Transfer Statuso
LED On/Off or Dial ext. no. → Enter → Exit → Exit
 Changing Coverage Delay Options
 Ring Delays Affecting Coverage
Factory Timer Setting Range Description
 Factory Timer Setting Range Description
 Group Cover Unassigned Buttons Unavailable or Available
Group Cover Available
Buttons only or Unavailable or
QCC queue Unassigned Unavailable or Immediate Available
 Task List Changing Coverage Ring Delays
Planning Guidelines
 Change the delay for Secondary Cover buttons
Change the delay for Primary Cover buttons
Programmed for Delay Ring change the additional delay
Programmed for Delay Ring
 Adding/Removing a Line
 Adding a DLC Operator Position
MLX-20L
 Task List Adding a DLC Operator Position
 Merlin Legend Communications System Release
 Adding a QCC Operator Position
 Task List Adding a QCC Operator Position
Operator Features, and 5d, Queued Call Console QCC
11. Maximum Number of Operator Positions
 Programming Instructions
 Adding Operator Features
 Task List Adding Operator Features
 Connecting Auxiliary Equipment
For Music On Hold
 For Fax Machines
For Maintenance Alarms
For Loudspeaker Paging
For the number of seconds 0 to 30 seconds
 Voice Messaging System and Automated Attendant
Task List Connecting Auxiliary Equipment
For fax machines
 Changing Calling Group Assignments
For a voice messaging system and auto attendant
 Revising Allowed Lists
Task List Changing Calling Group Assignments
 Planning Guidelines
 Assigning Allowed Lists to Extensions
Task List Revising Allowed Lists
 Revising Disallowed Lists
Task List Assigning Allowed Lists to Telephones6
 Merlin Legend Communications System Release
 Valid Entries
 Assigning Disallowed Lists to Extensions
Task List Changing Disallowed Lists
 Changing Group Coverage Assignments
Task List Assigning Disallowed Lists to Extensions
 Planning Guidelines
 Revising Night Service With Group Assignment
Task List Changing Group Coverage Assignments
 Task List Revising Night Service with Group Assignment
Extension numbers Line/trunk numbers
 Revising Night Service with Coverage Control
 Task List Revising Night Service with Coverage Control
 To program on the system programming console
Changing Extension Directory Labels
Programming Instructions
To program with SPM
 Task List Changing Extension Directory Labels
Changing Trunk Labels
Each label can have a maximum of seven characters
 Changing Posted Message Labels
Console Procedure More→Labeling→LinesTrunks→Dial ext. no.→
Task List Changing Trunk Labels
 Task List Changing Posted Message Labels
 Changing Calling Group Labels
Task List Changing Calling Group Labels
 Changing System Directory Labels
Task List Changing System Directory Labels
 Adding a CTI Link
Telephony Services Network Manager’s Guide
No. →
 Issue
 Busying-Out and Restoring the MLX Module
PC Procedures To print system information
To save report on disk
 Task List Adding a CTI Link
One, see ‘Removing‘ a CTI Link’’ on
 Removing a CTI Link
Task List Removing a CTI Link
 Console Procedure AuxEquip→CTI Link→Extension→Delete→ Exit→
 Issue
 Learning More
Guides
 Ordering and Availability
System Reference Guides
 Common Elements
Using System Programming
Aspects of the system
 Feature Reference
 Contents and Organization
Entries
 Appendixes
Special Tools
 System Programming
 Appendixes
 User and Operator Guides
 Common Elements
 Calling Supervisor’s Guide Data/Video Reference
 System Guides Information Finder
 Display Features Labeling
Information Finder Features To learn about Check this guide
Basics
 Maintenance and Troubleshooting
Planning and Programming Features
To learn about Check this guide
 System Management
Programming, , and Feature
System Programming,
 Systemwide Basics
Extension Features and Buttons
System Programming, Chapters 3
 Group Features and Buttons
System Programming, Appendix H
 Setting up operator positions
Changing the delay before a call coming to a
Feature Setting up or changing the following calling
Changing the hold timer when operators are
 Changing the types of calls assigned to ring
Allowing QCC operators to make
Automatically Assigning a QCC to act as a message center
 Lines and Trunks
Feature Reference. See Automatic
Feature Reference. See Pools
Chapter
 Troubleshooting the System
 All Phones Are Dead No Dial Tone or Lights
 Possible Cause 1 The telephones are not receiving power
Some Phones Are Dead No Dial Tone or Lights
 Possible Cause 5 The telephones may be defective
 Difficulty Making Outside Calls
 SECURITYlALERT
 SECURITYlALERT
 Phone Does Not Ring
Possible Cause 2 The Do Not Disturb feature is turned on
Possible Cause 3 The Forward feature is turned on
Possible Cause 8 The telephone may be defective
 Issue
 Possible Cause 5 The telephone may be defective
 DLC Console Not Ringing for Incoming Calls
Possible Cause 1 The Do Not Disturb feature is turned on
Possible Cause 3 The telephone may be defective
 Possible Cause 2 The Position Busy feature is turned on
QCC Console Not Ringing For Incoming Calls
 Single-Line Phones Ring Back after Completed Call
 Cannot Transfer Call after Answer on an Outside Line
Possible Cause 2 The telephone may be defective
 Night Service Not Working
 Issue
 Calls Not Going to Voice Mail
 Expect it to be on, see ‘Night‘ Service Not Working’’ on
Possible Cause 5 The voice mail system may not be working
 Callers Getting Incorrect Response From Voice Mail
Possible Cause 1 The system time may be set incorrectly
 Calls Not Going to Coverage
 Programmed Button Fails
Trouble Hearing Called Party
Possible Cause 2 The telephone handset may be defective
 Reminder Messages Received with the Wrong Time
Possible Cause The system time may be set incorrectly
 Recall/Switchhook Does Not Work
Possible Cause 1 The Recall timer may be set incorrectly
 Calling Group Members Not Receiving Calls
 Calls Not Receiving Screen Pop
 What to do Check the CTI link
Calling Group Overflow Calls Not Receiving Screen Pop
Possible Cause 5 The CTI link is not working
Possible Cause 1 The call was not delivered to an SA button
 Secondary Announcements Not Playing as Programmed
 150
 Other or Unresolved Problems
 Merlin Legend Communications System Release
 Customer Support InformationA
Support Telephone Number
 FCC Notification Repair Information
 Installation Operational Procedures
 Merlin Legend Communications System Release
 DOC Notification Repair Information
DOC Certification No 4095A CSA Certification No. LR Load No
 Merlin Legend Communications System Release
 56260
Ne dépasse
 Security of Your System Preventing Toll Fraud
 Toll Fraud Prevention
 Preventive Measures
 A-11
 A-12
 A-13
 Security Risks Associated with the Remote Access Feature
 Other Security Hints
Educating Users
 Detecting Toll Fraud
Educating Operators
Establishing a Policy
 Other Security Hints
 Physical Security
Choosing Passwords
Limiting Outcalling
 Limited Warranty Limitation of Liability
 Remote Administration Maintenance
Limitation of Liability
 A-21
 A-22
 About TelecommunicationsB
Telephone Extension Equipment
 About Telecommunications Telephone Extension Equipment B-2
 Transmission Facilities
 B-4
 Switching Equipment
 Evolution of Switching Offices
Telephone service see -3 in , ‘About‘ the System’’
 B-7
 Signaling
Signal Transmission
 Telephone Numbering Plans
 B-10
 System Capacities
 Table C-1. Hardware and Software Capacities
Limit Constraining Factor
 Table C-1 Limit Constraining Factor
MLX
 System Capacities C-4
 System Capacities C-5
 Table C-1
Constraining Factors
Calling Groups
 System Operator Consoles
Coverage Groups
Fax Machines with Message Waiting
Ports not achievable simultaneously
 Two-Party Conversations
Telephones not achievable simultaneously
Time slots
 System Planning Forms
 Table D-1 Used for Planning Form No Form Title
 D-3
 Removing the Control Unit Housing
To remove the control unit housing, see Figure E-1
 Installing the Control Unit Housing
Installing the Top Cover
 Figure E-2. Installing the Top Cover
Top cover Empty module
 Installing the Front Cover
Figure E-3. Installing the Front Cover
 Index
Star codes, 6-70 to 6-71, 6-73 to 6-74 Analog facilities
 IN-2
 Star codes, 6-70 to 6-71, 6-73 to 6-74 Calling supervisor
Index IN-3
 IN-4
 Merlin Legend Communications System Release
 IN-6
 Operator, 4-26 to 4-27, 4-29 to 4-31 overview
Index IN-7
 IN-8
 Types, 3-26 to 3-27, 3-28 to 3-29 Idle states
IN-9
 Overview, 2-21,3-5 to
 Index
 IN-12
 Types, 6-5 to
Prime lines, 2-17,3-28 to 3-29,4-33
 Features, 3-30 to 3-31, 8-12 to 8-13 overview
Types, 3-27 to 3-28 Security
 Applications, 2-22 to 2-24,4-55 to
 Role, 1-3 to
 Using, 7-7 to
Forms, 1-4 to
 IN-18
 IN-19
 IN-20