AT&T
Trademarks
Warranty
Copyright 1994, AT&T All Rights Reserved August
Security of Your System Preventing Toll Fraud
Contents
Connecting the Control Unit to the Network Interface
Installing the PC, CAT, or Printer
Installing Applications
Unit Load Calculation Worksheet
Figures
MFM
Connecting the Control Unit to the Network Interface
Installing the PC, CAT, or Printer
Ground-Start Button
Tables
Merlin Mail Ports Required
Important Safety Instructions
Page
Safety
Safety Xviii Installation
Intended Audience
How to Use This Book
Xx Installation
Lines, Trunks and Facilities
Terms and Conventions Used
Example Purpose
Product Safety Labels
Security
System Documents
Related Documents
AT&T
How to Comment on This Document
How to Comment on This Document Xxvi Installation
Order No -630-140 Date August
Merlin Legend Communications System Release
Introduction
Installation Sequence
System Forms
Installing Telephones Required Adjuncts Optional
Installling the Control Unit
Connecting the Network Interface
Programming the System
Connecting Data Equipment
Upgrading the System
Overview
Installing the Control Unit
Environment
Control Unit Requirements
Electrical Noise/Radio-Frequency Interference
Backboard Requirements
Hardware Preassemble Process
Installing the Backboard
AC Power and Grounding
Page
AC Grounding Requirements
Using an Ideal 61-035 Circuit Tester or Equivalent
AC Power Requirements Parameter Value
Measuring the AC Outlet Voltages
Unplug the circuit tester
Grounding Requirements
Central Office and AC Grounds
Approved Grounds
Central Office Trunk Protection
Heavy Lightning Protection
Installing 146A and 147A Protectors
Unit Loads
Unit Loads for Hybrid/PBX Mode
Checking Unit Loads
Unit Loads for Key or Behind Switch Mode
Installing the Basic Carrier
Auxiliary Power Units
Marking the Basic Carrier Screw Holes
Installing the Power Supply
Installing a Copper Shield
Turning Off the Power
Installing the Power Supply
Installing a Copper Shield in the Power Supply
Installing the Ferrite Cores
Installing the Power Supply Module Carrier
Installing the Ferrite Cores
Installing the Auxiliary Power Unit
Installing an Auxiliary Power Unit
Installing Expansion Carriers
Connecting the Carriers
Installing the Processor
Push firmly until the processor snaps into place
Installing the Processor in the Carrier
10. Installing the Processor into the Carrier
Guidelines
Installing the Modules
Installing Modules
Tie Trunks
Tie Trunk Signaling
Signaling Modes
Signaling Types
Simplex Mode
400EM Tie Trunk Module DIP Switches
Mode
Merlin
Signaling Formats for the 400EM Tie Trunk Module
11 EM Module Sample Dip Switch Settings for Signaling Types
Labeling
12. Line/Trunk and Telephone Jack Locations on Each Module
Replacing a Module
Installing the Control Unit
13. Removing Modules from the Carrier
Connecting the Control Unit to An AC Outlet
Turn on the power switch on the basic carrier power supply
Powering Up the System
Unplug the system from the AC outlet
Powering Down the System
Powering Down the System 46Installing the Control Unit
Installing Multi-Function Modules
Installing Telephones Adjuncts
Considerations
Risk of Electrical Shock Follow all warnings and cautions
Removing the User Card Tray and Line Cable
Releasing the Deskstand
Removing the Deskstand
Release and remove the module cover. See -5, -6,and Figure
Releasing the Module Cover Screw
Releasing the Module Cover
Removing the Module Cover
Removing an MFM Module
Install the new MFM. See Figure
Installing an MFM Module
Multi-Function Module
To remove the jack guard, see Figure
11. Removing the Jack Guard
To replace the module cover, see -12, -13,and Figure
12. Placing the Module Cover into the Locating Slot
13. Lowering and Locking the Module Cover
14. Replacing and Tightening the Module Cover Screw
15. Replacing the Deskstand
16. Lowering the DeskStand and Locking into Place
Replace the user card tray and line cable. See Figure
17. Replacing the User Card Tray and Line Cable
Power up the telephone. See Figure
Adjust the deskstand height. See Figure
19. Powering Up the Telephone after Installing the MFM
Test the MFM for T/R operation
Attach the adjunct to the MFM. See Installing Adjuncts
To connect an adjunct to a single-line telephone
20. Routing the Cords Through the Cord Channel
To connect an adjunct to an analog multiline telephone
General Purpose Adapter
Dial Dictation Devices
Fax Machines
Group Calling Delay Announcement Devices
Credit Card Verification Terminals
Headpieces
Headsets
One-Touch Operation All Telephones
Manual Operation Analog Multiline Telephones Only
21. Manual and One-Touch Headset Operation
Loudspeaker Paging Systems
Dual-Tone Multifrequency Dtmf Signaling
22. Single-Zone Paging with PagePac Plus
23. Single-Zone Paging with Customer-Supplied Amplifier
24. Single-Zone Paging with Upam
Modems
Merlin Identifier
Music On Hold and Magic on Hold
36Installing Telephones and Adjuncts
Music Port
Supplemental Alert Adapter
Supplemental Alerts
Unsupported Telephones, Adjuncts Adapters
27. Installing the Supplemental Alert Adapter
Unsupported Telephones and Adjuncts Model
Single-Line Telephones
Single-Line Telephones Description
Single-Line Telephones in Release 3.0 and Later
Installing Direct Station Selectors
Install the D8AC cord on the DSS
Adjust the angle of the DSS
Wire the two DSSs. See Figure
Wire the telephone to the DSS units. See Figure
28. Connecting One or More DSSs
29. Wiring for Auxiliary Power
Label the DSS designation cards
Considerations
Assembling MLX Telephones
Remove or adjust the deskstand. See Figure
30. Adjusting or Removing the Deskstand
Connect the line cords. See Figure
31. Connecting the Line Cords
Label the extension identification card
Connect the handset
33. Labeling the Extension
Prepare the handset holder for wall-mounting
34. Removing the Handset Holder
Wall mounting an MLX-10, MIX-10DP, or MlX-10D telephone
Replace the extension label and plastic cover
37. Mounting the Backplate
Label the button assignment card
38. Routing the Cord Through the Backplate
MDC 9000 Cordless Telephone
Installing Cordless or Cordless/Wireless Telephones
MDW 9000 Cordless/Wireless Telephones
Adjust the contrast on the telephone% display
Connecting Telephones To the Control Unit
Installing Telephones and Adjuncts
Wiring a Telephone for Two Voice Pairs
Even D8W
Remove the wires or the patch cord from the connecting block
Removing Damaged Connecting Blocks
40. Removing the Connecting Block
Page
Connecting the Control Unit to Network Interface
Network Interfaces Description Adapter
Wiring
Did
RJ21X Interface
RJ21X Network Interface Connector
RJ21X Wiring Field Hardware
Building the Wiring Field
RJ21X Wiring Field Tools
Using the D-Impact Tool to Seat the Conductors
See Labeling Trunks, later in this chapter, for instructions
RJ11 and RJ14 Interfaces
RJ11 and RJ14 Interfaces
RJ2GX Interface
Testing Loop-Start Trunks
Testing Trunks
RJ48C/X Interface
Testing Ground-Start Trunks
Labeling Trunks
Installing the Channel Service Unit
Acculink CSUs
Page
3150 Front Panel
Page
Connecting a PC to the Control Unit
Installing the PC, CAT, or Printer
Connect the D8W cord
Connecting a PC Within 50 Feet
Connecting a PC Within 50 ft .2 m
Connecting a PC More Than Feet 15.2 m Away
Page
Connecting a PC More Than 50 ft .2 m Away
Connecting a Printer To the Control Unit
Connecting a CAT To the Control Unit
8Installing the PC, CAT, or Printer
Connecting a CAT and Printer On the Same AC Outlet
Connecting a CAT and Printer on the Same AC Outlet
Connecting a CAT and Printer on a Different AC Outlet
Page
Page
Merlin Smdr
Page
Connecting a Printer Within 50 Feet 15.2 m
Connecting a Printer Within 50 ft .2 m
Connecting a Printer 50 Feet Or More Away
18Installing the PC, CAT, or Printer
Connecting a Printer More Than 50 ft .2 m Away
Connecting the 24813 Adapter and the 201213 Transformer
Setting Printer Options and DIP Switches
On next
AT&T 572 Printer Options Function Menu Status
BPS
Function Menu Status
Switch
AT&T 475/476 Printer DIP Switch Settings
DIP 2-CM
AT&T CAT Printer DIP Switch Settings Control Switch
Page
Data Stations
Connecting Data Equipment
Telephone GPA or
Data Station Configurations
Station For voice
Modem Data Stations
7500B Data Stations
Setting Up
GPA Settings
Analog Voice and Modem Data Stations
Connect the GPA to the analog multiIine telephone
Connect the modem to the GPA
Analog Voice and Modem Data Equipment Configuration
Connect the modem to the control unit
Modem Data-Only Stations
Modem Data-Only Equipment Configuration
MLX Voice and Modem Data Stations
Modem Data and MLX Voice Equipment Configuration
Connect the MLX telephone to the control unit
Connect the modem to the MFM in the MLX telephone
MLX Voice and 7500B Data Stations
Connect the 7500B data module to the control unit
MLX Voice and 7500B Data Equipment Configuration
7500B Data-Only Stations
B Data-Only Equipment Configuration
Acculink 3150 CSU
Video Conferencing Data Stations
Page
Video Conferencing Configuration
Page
B Data Module Settings Kbps
7500B Data Module and CSU Settings
Initializing the System
Initializing and Testing System
Perform a System Erase frigid start
Programming Guides
Restoring from the Translation Memory Card
Restoring from the System Programming Disk
Testing the System
Setting the Time and Date
Testing MLX Telephones
Page
Press the unlabeled display buttons
Testing MLX Display Telephones
Testing MLX Telephones with MFMs
Hang up the handset to leave test mode
Turn off the Message light
Testing Telephones for Dial Tone
Testing Telephones for Outside Dial Tone
Hang up
Testing Analog Multiline Single-Line Telephones
Dial *03 followed by the trunk ID number 01 through
Testing did Trunks
Testing Two-Way Automatic-Start Tie Trunks
Testing Tie Trunks
Testing Incoming Automatic-Start Tie Trunks
Testing Outgoing Automatic-Start Tie Trunks
Verify that you have good two-way communication and hang up
Testing Two-Way Dial-Repeating Tie Trunks
Testing Incoming Dial-Repeating Tie Trunks
Testing Outgoing Dial-Repeating Tie Trunks
Testing Selected System Features
Group Calling Test
ARS and Smdr Tests
Coverage Test
System Speed Dial Test
Testing Night Service
Testing the DSS
Testing the Paging System
Testing the Dictation System
Make an announcement into the handset
Testing Music On Hold
Hang up Repeat Steps 1 through 3 for all paging zones
Ground-Start Button
Testing the Power Failure Transfer Jacks
Have that person call the number after you hang up
Testing Touch-Tone Receivers
If you hear reorder tone, try again
Installing the Top Cover
Installing the Control Unit’s Housing
Repeat the test for each TTR
Top Cover
Installing the Control Unit Front Cover
Installing the Front Cover
Installing Applications
Voice Messaging Systems Touch-Tone Receivers
Automated Document Delivery System
Hardware Requirements
Call Accounting System
Hardware and Software Requirements
Page
CAS Documentation
Call Accounting Terminal
8Installing Applications
CAT Documentation
Call Management System
Hardware and Software Requirements
CMS Documentation
Consideration
Conversant
Conversant Intro Documentation
Integrated Solution
Hardware Requirements
Installing Applications
AT&T Attendant
Merlin Mail Ports Required Number of Jacks Required
Merlin Mail
Considerations
Hardware Requirements
Merlin PFC
Hybrid/PBX and Key Modes
Behind Switch Mode
PassageWay Direct Connect Solution
Hardware Requirements
System Programming Maintenance SPM
Hardware Requirements
Page
Upgrading the System
Removing the Control Unit Housing
Removing the Control Unit Housing
4Upgrading the System
Powering Down the System
Replace the processor module. See Figure
Install any expansion carriers
Install or replace any modules
Upgrading the Control Unit
Remove the housing clips from the right side of the module
Replacing the Housing Clips
Beware of hazardous voltages
Replacing a Module in the Carrier
Modifying the Processor For Key Mode
Removing the Processor Module Cover
Removing the Processor Module Circuit Board
Changing the Key Mode Switch Position to Closed
Install SPM Backup system programming
Completing the Upgrade
Remove the control unit housing
Convert the backup file
If applicable, program new features
Install SPM
Release 2.0 or Earlier
Replace the control unit housing
Program the system
Installing the Control Unit Housing
Completing the Upgrade 18Upgrading the System
System Numbering Forms
Figure A-1. Form 2a, System Numbering Extension Jacks
Form 2a, System Numbering Extension Jacks
Page
Figure A-2. Form 2b, System Numbering Digital Adjuncts
Form 2b, System Numbering Digital Adjuncts
Figure A-3. Form 2c, System Numbering Line/Trunk Jacks
Form 2c, System Numbering Line/Trunk Jacks
Figure A-4. Form 2d, System Numbering Special Renumbers
Form 2d, System Numbering Special Renumbers
Unit Load Calculation Worksheet
Unit Load Worksheet
Did
Module Qty Unit Load = Total
Unit Load Hybrid/PBX or Modified = Total Square
Network Access Lines
Qty Equipment
Telephones
Optional Equipment
Page
DS1 GS/LS
Qty Unit Load = Total Hybrid/PBX or Modified Square
Page
Unit Load Calculation Worksheet 10Installation
Index
IN-2Installation
Installation IN-3
IN-4Installation
Installation IN-5
IN-6Installation
Installation IN-7
IN-8Installation
Installation IN-9
Index IN-10Installation
Maintenance and Troubleshooting
All Rights Reserved August
Copyright 1994, AT&T
Contents
Error Logs, Access Logs, and System Inventory
Central Office Problems
GL Glossary Index
Figures
Backing Up with a Memory CardChapter Name
Function of PC Keys in SPM
Tables
LMPORTANT Safety lNSTRUCTlONS
Page
Safety
Safety Xiv Maintenance and Troubleshooting
About This Book
Terms and Conventions Used
On next
Typographical Conventions
Product Safety Labels
System operator Support
Document No. Title
System Documents
Telephone User Support
Miscellaneous User Support
Document No Title
Documentation for Qualified Technicians
Feedback Form
Equipment
Maintenance Terminal
Tools
Setting Up the MLX-20L Console
On-Site Programming Maintenance
MLX-20L Failure
Figure l-l. Setting Up the MLX-20L Console
Setting Up the PC
Setting Up the PC
Remote Programming Maintenance
Connect the PC and modem
Setting Up Equipment for Remote Maintenance
Press any key
Using SPM
Starting SPM
With a Direct Local Connection
Dialing the System Operator
When you hear the modem tone, hang up
Enter the password
With a Local or Remote Modem Connection
Dialing the Modem Directly
Select an option
Console Display/Instructions
SPM Display
SPM Display
Conf
Function of PC Keys in SPM Console SPM Function
←Bksp
Removing the Control Unit Housing
Preparation for Hardware Maintenance
Exiting SPM
16Introduction
Disconnecting AC Power
Disconnecting AC Power
Maintenance Strategy
Maintenance Strategy
Trouble Reports
Alarms
Automatic Tests
System Restarts
Clearing Alarms
Cold Start Restart
Warm Start
Frigid Start System Erase
Check the Error Logs
Check Telephone Problems
Isolating the Trouble
Check the Access Log
Trouble Accessing the Error Logs
Check the power supply LED
Check the Control Unit Carrier
Check the Power Supply
Check the Processor
Check the Modules
Check the Trunks
Escalating the Problem
Check the Central Office
Unit Loads for Key or Behind Switch Mode
Unit Loads for Hybrid/PBX Mode
Checking Unit Loads
28Introduction
Error Logs
Error Logs, Access Logs, System Inventory
Summary
Checking the Error Logs
Transient/Permanent Error Thresholds Code Error Description
More → More → Error Log
Select Error Log
From the Maintenance menu, select the System option
Select an error log option
Console Display/Instructions Additional Information PC
Checking Transient Errors
Interpreting Error Codes
Checking the Last 10 Errors
000l
Error Codes Action Description
Start
Error Action Codes Description
8Error Logs, Access Logs, and System Inventory
Full
Error Codes Description Action
10Error Logs, Access Logs, and System Inventory
6COA DS1
PRI B-CH Group Inconsist
7404
Error Codes Descrption Action
Not in Standby Mode
Miscellaneous Error
On Hook Before Ready
840D Incorrect Firmware State
Reviewing the Access Log
Access Log
Scanning the Log
Display the first screen of the Access Log
More
System Inventory
Select the Inventory option
Reviewing the Screen
Xx = slot number entered in Step
Phantom Modules
Telephone Problems
General Telephone and Wiring Problems
Fixing Telephone Problems
Troubleshooting Telephone Problems Symptom Section
Check the LEDs on the module
If the LEDs do not light, retest the original telephone
Analog Multiline Telephone Problems
Voice Transmission Problems
Move the T/P switch to its normal position
Call Forwarding Problems
Single-Line Telephone Problems
MLX Telephone Tests
LEDs should toggle on and off
If these tests fail, replace the MFM
System Requirements For Touch-Tone Receivers
MLX Telephone Display Buttons
System Requirements for Touch-Tone Receivers
Modules with TTRs No. of TTRs
Backing Up System Programming
Control Unit Problems
Checking the Power Supply
Power Supply Problems
Checking the LED
Checking the Interlocking Post
Replacing the Ring Generator
Power Supply Interlocking Post
App. Code
PEC and Apparatus Codes for 012 Modules
6Control Unit Problems
Replacing a Ring Generator
Replacing Auxiliary Power Units
Replacing an Auxiliary Power Supply
Power down the system
Replacing the Power Supply
Insert a new power supply
Peek
Processor Problems
Specify Slot
From the Maintenance menu, select the Slot option
Select the Demand Test
Dial a memory address
Select the Peek option
Continue
Poke
Select Poke two times
Console Display/Instructions Additional Information
Select Continue
System Erase Frigid Start
Select System Erase twice
Select Yes
Forced Installation of System Software
Menu →Maintenance →System →
Inserting a Memory Card
Select Upgrade/install
Initiate the software installation
Observe the memory card validation screens
MemCard Rel Vnn.mm Current
If the release number is the one you want, select Yes
Restore system programming
Error Conditions During Forced Installation
Processor Problems
Memory Card Is Wrong Type
Missing Card or Card Not Inserted Correctly
Memory Card Is Corrupt
System Busy
Other Error Conditions
Power Cycle During Installation
Removal of Memory Card During Installation
Pressing hidden key two times will delete existing program
Replacing the Processor Module
Install the new processor module Power up the system
If possible, save system programming
Replacing the Feature Module
Replacing the Feature Module
Module Tests
Module Problems
Module Test Process
Module Test Process
Test Notes
Busy-Out/Reset
Power supply
System Components
For 100D modules, continue with the CSU Ioopback test
Busy-out or reset the module
Run the internal Ioopback test
Run the board controller test
Busy-Out and Reset
Persistent Module Problems
Specify the slot number n=00 to
Busy-Out Summary
Select Busy-Out
Console DispIay/Instructions
Console Display/Instructions Additional Information P C
Reset Summary
Specify the slot number nn = 00 to
Select Reset
Restore
Specify the slot number n= 00 to
Enter →Restore →Yes
Select the Restore option
Internal Loopback Test
Menu →Maintenance →Slot
Select Demand Test
Specify the slot number nn = 00 to
Select Internal Loopback Test
Screen below smearsI
Interpreting Test Results
Slot empty or not valid
Restoring the Module
Board Controller Test
Select the Board Controller Test
Board aaaaaaaaaaaaaaaaa
Select Test Once or Repetitive
Channel Loopback Test
Summary
Specify the MLX module’s 2-digit slot number nn = 00 to
From the main menu, select the Slot option
Select the B-Channel Loopback test
Screen below appears only if the test fails
Replacing Modules
Channel Loopback Errors Error Messages Corrective Action
To replace a module, follow the steps below
Checking Unlabeled Wiring
Upgrading Circuit Module Firmware
Summary
Inserting the Upgrade Memory Card
Specify the slot number nn =00 to
Select Upgrade
Module Problems Screens below appear during the procedure
Observe the status screen below
Memory Card In Use By Another Feature
Error Conditions During Firmware Upgrade
Module Cannot Be Upgraded
Select Exit and reinitiate the upgrade procedure
Module Error
Flash ROM Fails to Erase
Memory Card File Error
Xx = slot selected in Step
Upgrade Attempted on an Empty Slot
100D Module Problems
Board Memory Programming Failure
CSU Loopback Test
Error Events
Busy-out the 100D module Prepare the CSU
551 T1 CSU Loopback Connection
ESF T1 CSU DTE Loopback Connection
A t T e x t C n f i g
U E S F
S t P b k L p b k P t r n s
O p b a c k
O p b a c k O r t L L B P L B
LLB PLB DLB
Select the CSU Loopback Test
Specify the 2-digit slot number Nn = 00 to
Screen below appears when the test fails
Fmwr not in Standby Node
Automatic Tests for the 100D Module
100D Module Error Events
Specify the 2-digit slot number nn= 00 to
Select Error Events
Select the current hour or a previous hour
Enter →Clock →Exit
100D Module Clock Status
Select Clock
From the Maintenance menu, select. the Slot option
Removing the Faulty Carrier
Carrier Problems
Unplug the control unit from the AC outlet
Replacing the Carrier
Checking System and Slot Status
System Status
Select Status
Green LED
Interpreting the System Status Screen
Red LED
Yellow LED
→Enter →Status
Slot Status
F10
Select the Status option
LED
Checking System and Slot Status 92Control Unit Problems
Troubleshooting Trunk Problems
Trunk Errors
Troubleshooting Trunk Symptoms Section
Manual Correction of Trunk Problems
Check for outside dial tone at the network interface
Outgoing Trunk Problems
If the module continues to malfunction, replace it
Place an incoming call through the troubled trunk
Incoming Trunk Problems
Testing Trunks Automatically
Maintenance-Busy Status
Maintenance-Busy Causes
Permanent Errors
TieTrunk
Maintenance-Busy Programming
Ground-Start GS Trunk
Loop-Start LS Trunk
Checking Ports
Checking Trunk Maintenance-Busy Status Summary
Select the Line/Trunk Option
From the Maintenance menu, select the Port option
Next trunk
Checking Extension Maintenance-Busy Status Summary
Select trunk Status Xxx = line number entered in Step
Select Next to see the status
Select the Station extension option
Busying-Out a Trunk Summary
Specify the dial plan number line for the trunk nnn = 801 to
Busying-Out an Extension Summary
14Central Office Problems
Screen below appears when Busy-Out is completed successfully
Restoring a Trunk Summary
Additional Information
Restoring an Extension Summary
Select Restore
→ F1 → F3
Resetting an RS-232 Port
Console Procedure
PC Procedure
Specify the RS-232 port
Resetting the Processor’s Internal Modem Summary
Select the Modem option
Screen below is shown until Reset fininshes or fails
Auditing Lines Summary
Auditing DS1 PRI B-Channels
Select the B-Channel option
Select Audit Line
Auditing Calls Summary
Select Audit Call
Installing the Control Unit Housing Release 2.1 or Later
Conclusion of Hardware Maintenance
To install the front cover, see -2and follow these steps
Installing the Control Unit Top Cover Release 2.1 and Later
Conclusion of Hardware Maintenance Front cover
Assemble the control unit housing. See Figure
Installing the Control Unit Housing Release 2.0 or Earlier
Assembling the Control Unit Housing Release 2.0 and Earlier
Installing the Control Unit Housing Release 2.0 and Earlier
Support Telephone Number
Customer Support Information
Customer Support Information
FCC Notification and Repair Information
Page
Installation and Operational Procedures
DOC Notification and Repair Information
DOC Certification No 4095A CSA Certification No. LR Load No
Customer Support Information
Maintenance and Troubleshooting A-9
10Maintenance and Troubleshooting
Security of Your System Preventing Toll Fraud
Page
Limited Warranty Limitation of Liability
14Maintenance and Troubleshooting
Limitation of Liability
Voice Mail Systems
Page
Remote Administration Maintenance
Page
Figure B-1
Figure B-1. Form 2a, System Numbering Extension Jacks
Page
Figure B-2. Form 2b, System Numbering Digital Adjuncts
Figure B-3. Form 2c, System Numbering Line/Trunk Jacks
Figure B-4. Form 2d, System Numbering Special Renumbers
Unit Load Calculation Worksheet
Unit Load Worksheet
MLX
Network Access Lines
Optional Equipment
Page
Telephones
Unit Load Calculation Worksheet
Page
Page
Backing Up with a Memory Card
Card Types
Figure D-1. Pcmcia Transition Memory Card
Figure D-2. Inserting the Memory Card
Inserting the Card
Unformatted Card
Memory Card Formatting
Format Warning
Summary Backup
Backup
Procedure Backup
Select Backup
Select Back/Restore
Select the System menu
Rename the backup file n = 1 to 11 characters
Select the backup filename
Save your entry
Observe the backup completion screen
Observe the backup progress screen
Respond to the prompt
Summary Automatic Backup
Automatic Backup
Select Auto Backup
Procedure Automatic Backup
Select Off
Make a selection
Erase the current daily backup time
Daily Backup Procedure
Erase the current weekly backup day and time
Backup Messages
Card Removed While Backup Is in Progress
Backup Canceled
= backup filename
Card Is Write-Protected
Card Missing or Card Not Inserted Correctly
Card Failure
Summary Restore
Select Restore
Procedure Restore
Observe the restore file validation screen
Select the restore file
Observe the restore progress screen
Card Missing or Card Not Inserted Correctly
Restore Messages
Wrong System Programming Port
Card Removed after Confirmation
Card Failure after Confirmation
Release Mismatch
Board Mismatch
Wrong Type of Card
Strap in Place for Key Mode but Mode is Set To Hybrid
Release 2.1 and Earlier
Modifying a Release 2.1 or Earlier Processor for Key Mode
Figure E-1. Modifying the Processor for Key Mode
Installing the Control Unit Housing Release 2.1 and Earlier
Figure E-2. Installing the Control Unit Housing
ALS
Adds
Ascap
AMI
ANI
ARS
AT&T Attendant
AT&T Switched Network Audix Voice Power
Asynchronous data
Transmission
B8ZS
BIS
Board assignment Board renumbering Bus Button Byte
CAT
CAS
CCS
CMS
CRC
COR
CSU
DFT
DCE
DHG
Did
DS0
DLC
Dnis
DOS
EIA
DSS DTE
ESS
ESF
FCC
GPA
Frame Framing format frequency generator
FRL
General-Purpose Adap See GPA Glare
HFU
Hfai
Iclid
II/III
Jack
Kbps Key mode
Isdn
Isdn 7500B Data Module
LDN
LAN
LED
Loop-start trunk
Access
Local loop
Logical ID
MLX-10 or MLX-10D telephone
MFM
MLX-10DP
Glossary
OPX
OPT
PBX
PRI
PFT
RAM
QCC
SID
ROM
SAA
SDN
Smdr
Simplex signaling
Single-line telephone
Slot
System date
System acceptance test System Access buttons
Programming Maintenance
Supplemental Alert See SAA Adapter
TTR
TDM
VMI
UPS
VAC
VDC
Maintenance and Troubleshooting IN-1
IN-2Maintenance and Troubleshooting
Maintenance and Troubleshooting IN-3
IN-4Maintenance and Troubleshooting
Maintenance and Troubleshooting IN-5
Index
