Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual
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Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual

Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual

Communications system
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Table of Contents

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Download this manual See also: Installation Manual
MERLIN LEGEND
Communications System
Release 6.0
Maintenance and Troubleshooting
555-660-140
Comcode 108137431
Issue 1
February 1998

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Summary of Contents for Lucent Technologies MERLIN LEGEND Release 6.0

  • Page 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 Comcode 108137431 Issue 1 February 1998...

  • Page 2: Federal Communications Commission Statement

    Technologies does not warrant that this product is immune from or will prevent unauthorized use of common-carrier telecommunication services or facilities accessed through or connected to it. Lucent Technologies will not be responsible for any charges that result from such unauthorized use. For important information regarding your system and toll fraud, see Appendix A, “Customer Support Information.”...

  • Page 3: Ordering Information

    “ About This Book .” Support Telephone Number In the continental US, Lucent Technologies provides a toll-free customer helpline 24 hours a day. Call the Lucent Technologies Helpline at 1 800 628-2888 or your Lucent Technologies authorized dealer if you need assistance when installing, programming, or using your system.

  • Page 4: Table Of Contents

    Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Contents Page iv Contents Contents List of Figures List of Tables xiii About This Book Intended Audience How to Use This Book Product Safety Labels xxii Security xxii Related Documents...
  • Page 5 Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Contents Page v System Requirements for Touch-Tone Receivers Control Unit Problems Backing Up System Programming Power Supply Problems Processor Problems 4-12 Module Problems 4-34 800 NI-BRI Module Problems 4-75 100D Module Problems 4-100...
  • Page 6 Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Contents Page vi DID Calls Not Completed 5-60 ARS Calls Are Blocked 5-62 Callback Does Not Work 5-62 Network Call Transmission Level (Volume) Too Low or Too High 5-63 MLX Displays: Network Call Display Problems 5-65...
  • Page 7 Processor for Permanent Key Mode E–1 Modifying the Processor E–1 Installing the Control Unit Housing E–3 NI-1 BRI Provisioning F–1 Lucent Technologies 5ESS Switch Translations F–2 Northern Telecom DMS-100 Switch Translations F–19 Siemens SSC EWSD Switch Translations F–30 GL–1 Glossary GL–1...
  • Page 8 Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Contents Page viii...

  • Page 9: Issue

    Use caution when installing or modifying telephone lines. Use only Lucent Technologies-manufactured MERLIN LEGEND Communications System circuit modules, carrier assemblies, and power units in the MERLIN LEGEND Communications System control unit.
  • Page 10 Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Page xvi Do not install this product near water, for example, in a wet basement location. Do not overload wall outlets, as this can result in the risk of fire or electrical shock.

  • Page 11: Save These Instructions

    Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Page xvii WARNING: For your personal safety, DO NOT install an MFM yourself. ONLY an authorized technician or dealer representative shall install, set options, or repair an MFM. To eliminate the risk of personal injury due to electrical shock, DO NOT attempt to install or remove an MFM from your MLX telephone.
  • Page 12 Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Page xviii...

  • Page 13: About This Book

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 About This Book Intended Audience Page xix About This Book The MERLIN LEGEND Communications System is an advanced digital switching system that integrates voice and data communications features.
  • Page 14 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 About This Book Page xx How to Use This Book Refer to the following documentation for additional information: Equipment and Operations Reference provides detailed information on system hardware, telephones, and other equipment (not updated since Release 3.0).
  • Page 15 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 About This Book Page xxi How to Use This Book Some older terms have been replaced with newer terms. The following list shows the old term on the left and the new term on the right: trunk module line/trunk module trunk jack...

  • Page 16: Product Safety Labels

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 About This Book Page xxii Product Safety Labels Example Purpose If you press the Feature button on an The names of fixed-feature, MLX display telephone, the display lists factory-imprinted buttons appear in telephone features you can select.

  • Page 17: Related Documents

    Related Documents In addition to this book, the documents listed below are part of the documentation set. Within the continental United States, these documents can be ordered from the Lucent Technologies BCS Publications Center by calling 1 800 457-1235. Document No.
  • Page 18 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 About This Book Page xxiv Related Documents Document No. Title System Manager’s Guide 555-660-118 555-660-150 Network Reference Customer Reference CD-ROM 555-660-800 Contains System Manager’s Guide, Feature Reference, System Programming, and Network Reference.

  • Page 19: How To Comment On This Document

    If the feedback form is missing, write directly to: Documentation Manager Lucent Technologies 211 Mount Airy Road Room 2W226 Basking Ridge, NJ 07920...
  • Page 20 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 About This Book Page xxvi How to Comment on This Document...

  • Page 21: Introduction

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Introduction Equipment Page 1-1 Introduction The purpose of maintenance is to detect, report, and clear problems quickly and with minimal disruption of service.
  • Page 22 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-2 Equipment Detailed information about system programming is included in System Programming and in System Programming and Maintenance (SPM). You can use either a DOS PC or a Master Controller (MCII or MCIII) to run SPM.

  • Page 23: On-Site Programming Maintenance

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-3 On-Site Programming Maintenance Wrist grounding strap Modular cord (D8W-87) Replacement parts recommended by NSAC (if necessary) Programming terminal, MS-DOS PC (Zenith Sport 184) and 355AF Adapter CAUTION: Should you ever need to open a module and handle the circuit board, use...
  • Page 24 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-4 On-Site Programming Maintenance MLX-20L Failure If the MLX-20L console does not work, follow the steps below. Replace the MLX-20L console with one that is known to be working (if available).
  • Page 25 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-5 On-Site Programming Maintenance Alternate MLX-20L Default Default Jacks (the first five) Line Jack Line Jack 408 GS/LS-MLX Home More Home Home More More 008 MLX Menu Inspct...

  • Page 26: Remote Programming Maintenance

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-6 Remote Programming Maintenance ADMIN Jack Tu rn po we ins ert r be for e mo du ov ing AG INPUT EIA-232-D gure Figure 1–2.
  • Page 27 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-7 Remote Programming Maintenance To perform remote maintenance, you need a PC with SPM software, a tip/ring telephone, and a 1,200-bps modem. Beginning with Release 3.0, a 2,400-bps modem may also be used.

  • Page 28: Using Spm

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-8 Using SPM Use a D8W cord to connect the modem to a T/R telephone. T/R jack D8W cord PHONE jack LINE jack EIA-232-D EXTERNAL MODEM PC running SPM...
  • Page 29 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-9 Using SPM If you do not have a hard drive, insert the SPM diskette into Drive A and switch to Drive A if it is not already the current drive. Start the SPM program.
  • Page 30 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-10 Using SPM Dialing the System Operator If you do not know the remote access trunk number, dial the number for the customer’s system. To dial the operator, follow the steps below. Start SPM.
  • Page 31 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-11 Using SPM Dialing the Modem Directly To dial the modem directly, follow the steps below. Start SPM. When the Welcome message appears, press any key. Enter the command to put the modem in originate mode (this command varies depending on the type of modem you are using).
  • Page 32 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-12 Using SPM Console Display/Instructions Additional Information Enter the password. Type the remote access password. The password you enter does not appear as you type it. Select an option.
  • Page 33 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-13 Using SPM You dial into the system that has public switched network trunks using Remote Access and then, from that system, reach a networked switch using Remote Access again.
  • Page 34 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-14 Using SPM Console Display/Instructions Additional Information Enter the password. Type the remote access password. The password you enter does not appear as you type it. Select an option.
  • Page 35 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-15 Using SPM gure Figure 1–4. The SPM Display The 10 function keys, identified on screen as through , are used to select screen options. When a screen displays several choices, press the function key identified by the label next to your choice.
  • Page 36 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-16 Using SPM Table 1–1. Function of PC Keys in SPM PC Key Console SPM Function Home Quit. Exit from SPM and return to the DOS prompt when you have finished system programming.
  • Page 37 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-17 Using SPM Table 1–1. Continued PC Key Console SPM Function Reset. Reset the communications port. For example, if the information on the screen is garbled, try exiting from and then re-entering the screen.

  • Page 38: Preparation For Hardware Maintenance

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-18 Preparation for Hardware Maintenance Exiting SPM To exit SPM, follow these steps. Console Display/Instructions Additional Information Return to the System Programming menu. If the display gives directions for returning to the main menu, follow the directions.
  • Page 39 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-19 Preparation for Hardware Maintenance For a MERLIN LEGEND Communications System Release 2.0 or earlier: 1. Pry the clips from the housing on both sides of the control unit; use a screwdriver if they are difficult to remove.

  • Page 40: Disconnecting Ac Power

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-20 Preparation for Hardware Maintenance Disconnecting AC Power To disconnect the AC power, see Figure 1–6 and follow the steps below. Disconnect the AC power to each auxiliary power unit by unplugging the power cord from the wall outlet.

  • Page 41: Maintenance Strategy

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-21 Maintenance Strategy Maintenance Strategy The maintenance strategy presented in this section is only a guideline, not a fixed procedure. Refer to Figure 1–7 on page 1–22 whenever you are uncertain about how to proceed.
  • Page 42 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-22 Maintenance Strategy One or more alarms turn on: User or Attendant Alarm LED Lucent Technologies-authorized Processor LED personnel reports a problem Discuss problem Phone Supplemental alert with the source problem Status display...
  • Page 43 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-23 Maintenance Strategy Automatic Tests The system performs ongoing maintenance automatically by running tests that do the following: Monitor the status of equipment. Audit operations consistency. Detect hardware malfunctions.
  • Page 44 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-24 Maintenance Strategy If an LED is programmed to indicate the alarm, the LED stays lit until the error is cleared. When the system indicates an alarm, check the permanent error log screen. Clearing Alarms The system clears alarms automatically when the error condition no longer exists.
  • Page 45 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-25 Maintenance Strategy Warm starts may cause telephones without incoming calls to ring. Cold Start (Restart) If you need to restart the system, cold start (Restart) is recommended. Restart drops all calls but saves system programming.
  • Page 46 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-26 Maintenance Strategy To perform a frigid start, select as follows: Console Procedure Menu Dial (Line 5 of the display, left È Ã Ä Å Å Ä Ã...
  • Page 47 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-27 Maintenance Strategy 2. Network problems (Release 6.0 and later, Hybrid/PBX mode) are generally caused by incorrect programming. Before attempting to isolate a network problem following the guidelines here, see “Network Calling Problems”...
  • Page 48 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-28 Maintenance Strategy NOTE: In releases prior to 4.0, the error log displays only the last 10 messages. Trouble Accessing the Error Logs If you cannot access the error logs, or if the system is inoperable, use the following steps as a guideline to troubleshoot the system.
  • Page 49 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-29 Maintenance Strategy on page 2–24 for additional information. See System Programming for information about system programming and the Inspect function. Check the Power Supply If the error logs indicate the power supply as the source of the problem, see “Power Supply Problems”...

  • Page 50: Unit Loads

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-30 Unit Loads Check the Central Office If the error logs indicate the central office (CO) as the source of the problem, and you have resolved all other possible causes, notify the customer that they should call the central office and ask the central office to check the problem at their end (see Chapter 5, “Central Office and Network Problems”): If the problem is in the central office, wait for the CO to fix it.
  • Page 51 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-31 Unit Loads Checking Unit Loads In the event of maintenance or equipment changes, recalculate the unit loads for each carrier where there is a different configuration. Use the worksheet in Appendix C, “Unit Load Calculation Worksheet.”...
  • Page 52 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Introduction Page 1-32 Unit Loads CAUTION: Running the system with more than 54 unit loads (102.6 watts) per carrier may not appear to do harm. However, this can cause the system to malfunction, creating “No Trouble Found”...

  • Page 53: Error Logs, Access Logs, And System Inventory

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Error Logs, Access Logs, and System Inventory Error Logs Page 2-1 Error Logs, Access Logs, and System Inventory As described in “Maintenance Strategy,”...
  • Page 54 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-2 Error Logs as shown in Table 2–1. The Threshold column indicates the number of occurrences at which a transient error becomes permanent. Table 2–1.
  • Page 55 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-3 Error Logs Summary Console Procedure Menu È Ã Ä Ã Ä Å PC Procedure Prior to Release 4.0, the error log displays only the last 10 messages. Printing from Console Menu More...
  • Page 56 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-4 Error Logs Console Display/Instructions Additional Information à Select an error log option. If you select , see Ä...
  • Page 57 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-5 Error Logs Checking Transient Errors Follow Steps 1 through 3 in “Checking the Error Logs,” page 2–2. In Step 3, 7UDQVLHQW select U…h†vr‡Ã@……‚…†)ÃÃÃÃ3...
  • Page 58 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-6 Error Logs Line 5 indicates the error’s last occurrence. NOTE: You cannot delete an error log entry from this screen. Interpreting Error Codes Table 2–2 explains how to interpret each error from the error logs.
  • Page 59 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-7 Error Logs Table 2–2. Error Codes Error Codes Description Action No action required; however, if problem persists, troubleshoot the processor. System programming is okay.
  • Page 60 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-8 Error Logs Table 2–2. Continued Error Codes Description Action If problem persists, troubleshoot the module. Module firmware is not in standby mode.
  • Page 61 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-9 Error Logs Table 2–2. Continued Error Codes Description Action If problem persists, troubleshoot the module for the slot indicated. A module dual port RAM failure was detected.
  • Page 62 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-10 Error Logs Table 2–2. Continued Error Codes Description Action Check count and first and last occurances to determine if error is occuring too The system needed to use a TTR but frequently.
  • Page 63 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-11 Error Logs Table 2–2. Continued Error Codes Description Action Wait until the extension changes mode. Make sure the programming device (SPM An extension is in program, or the console) is not in programming administration, or maintenance mode.
  • Page 64 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-12 Error Logs Table 2–2. Continued Error Codes Description Action Verify that the ARS or UDP routing tables route a data call to a DS1 facility.
  • Page 65 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-13 Error Logs Table 2–2. Continued Error Codes Description Action Check the count and first and last occurrances. If occurring too frequently, The system needed to use a trunk in a determine if facilities can be added or pool.
  • Page 66 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-14 Error Logs Table 2–2. Continued Troubleshoot the T1 trunk. If problem persists, escalate to your technical Incoming signal does not have valid support organization.
  • Page 67 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-15 Error Logs Table 2–2. Continued Troubleshoot the T1 trunk. If problem persists, escalate to your technical Misframe count reached 18. support organization.
  • Page 68 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-16 Error Logs Table 2–2. Continued Error Codes Description Action Usually no action is required. The link should return to normal once the test is completed.
  • Page 69 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-17 Error Logs Table 2–2. Continued Error Codes Description Action Usually no action is required. The link should return to normal once the test is completed.
  • Page 70 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-18 Error Logs Table 2–2. Continued Error Codes Description Action Test the trunk with a single-line telephone. If the problem is not in the No loop current on an outgoing call.
  • Page 71 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-19 Error Logs Table 2–2. Continued Error Codes Description Action Reset the board . If problem persists, troubleshoot the module. Module not in normal operation mode.
  • Page 72 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-20 Error Logs Table 2–2. Continued Error Codes Description Action Reset the board. If problem persists, troubleshoot the module. A module error or processor error resulted while running test.
  • Page 73 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-21 Error Logs Table 2–2. Continued Error Codes Description Action Troubleshoot the far end of the network interface to see if it is working and Communication problems between translated properly.
  • Page 74 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-22 Error Logs Table 2–2. Continued Error Codes Description Action Troubleshoot the far end of the network interface to see if it is working and Inbound dialing problems on tie and translated properly.
  • Page 75 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-23 Error Logs Table 2–2. Continued Error Codes Description Action Turn power off for at least 1 second and then turn it on.
  • Page 76 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-24 Error Logs Table 2–2. Continued Error Codes Description Action Check the programmed SPID for correctness. If it is incorrect, modify the Service on the link has been lost.
  • Page 77 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-25 Error Logs Table 2–2. Continued Error Codes Description Action If several of these occur: Occurs during a broadcast reset. Check that the system is in Hybrid/PBX mode.

  • Page 78: Access Log

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-26 Access Log Access Log In addition to checking the error logs, you can check the access log to help you troubleshoot.
  • Page 79 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-27 Access Log Console Display/Instructions Additional Information From the Maintenance menu, select the System option. Ã Display the first screen of the Access Log. Æ...

  • Page 80: System Inventory

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-28 System Inventory System Inventory If you need to contact your technical support organization, you may also need to access the System Inventory screen.
  • Page 81 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-29 System Inventory Console Display/Instructions Additional Information When you access the System Inventory screen, Slot 00 information is displayed.
  • Page 82 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Error Logs, Access Logs, and System Inventory Page 2-30 System Inventory Phantom Modules If the system includes a phantom module (an empty slot that has been programmed), the System Inventory screen does not recognize it.

  • Page 83: Telephone Problems

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Telephone Problems Page 3-1 Telephone Problems Once you isolate a problem to the telephone (or a group of telephones), you can run various tests to check a telephone’s operation.

  • Page 84: Fixing Telephone Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-2 Fixing Telephone Problems If you change the jack assignment of any telephone, be sure to record the extension jack change on Form 2a, System Numbering: Extension Jacks. See Appendix B, “System Numbering Forms,”...
  • Page 85 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-3 Fixing Telephone Problems General Telephone and Wiring Problems If intermittent telephone trouble occurs, use the following steps as a guideline to check for general telephone and wiring troubles. NOTE: Refer to “Troubleshooting Trunk Problems”...
  • Page 86 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-4 Fixing Telephone Problems Replace the faulty module. !  Replace the wiring between the module jack field and the telephone !  to see if there is a wiring problem.
  • Page 87 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-5 Fixing Telephone Problems Single-Line Telephone Problems If more than one single-line telephone cannot dial correctly, even though they are receiving calls, use the steps below to test the touch-tone receivers (TTRs) for a single-line telephone.

  • Page 88: Mlx Telephone Tests

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-6 MLX Telephone Tests Æ"# On single-line telephones, pick up the handset, dial , and then hang up. NOTE: You can cancel Call Forwarding from the receiving telephone or from the forwarding telephone, providing that you know the number.
  • Page 89 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-7 MLX Telephone Tests Press each fixed-feature button that does not have an LED (Transfer, Conf, Drop, and Hold) and each dialpad button. When you press each one of these buttons, the Message LED should toggle on and off.

  • Page 90: System Requirements For Touch-Tone Receivers

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-8 System Requirements for Touch-Tone Receivers !"#$%&'(Æ d Dial ; wait for silence, and then quickly press the Recall button to perform a switchhook flash. You should hear a confirmation tone (three beeps).
  • Page 91 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-9 System Requirements for Touch-Tone Receivers If these symptoms are present, use the following steps to calculate the system requirements for touch-tone receivers. Determine the number of TTRs required for the voice messaging system (if present) from Table...
  • Page 92 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-10 System Requirements for Touch-Tone Receivers waiting in a calling group queue, requires a TTR for each delay announcement device that presents the option to callers. Table 3–3.
  • Page 93 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-11 System Requirements for Touch-Tone Receivers Table 3–4. System Requirement for TTRs No Account Codes Account Codes Calls/Hour Used Used The following modules supply TTRs for the MERLIN LEGEND Communications System.
  • Page 94 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Telephone Problems Page 3-12 System Requirements for Touch-Tone Receivers...

  • Page 95: Control Unit Problems

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Control Unit Problems Backing Up System Programming Page 4-1 Control Unit Problems The next step, after resolving problems with telephones, adjuncts, and related wiring, is to troubleshoot the control unit.

  • Page 96: Power Supply Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-2 Power Supply Problems Save the system programming to a memory card (beginning with Release 3.0). See Appendix D, “Backing up with a Memory Card,” for detailed instructions.
  • Page 97 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-3 Power Supply Problems The green power LED should light on each power supply. The red LED on the processor should turn on for 15 to 45 seconds and then turn off.
  • Page 98 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-4 Power Supply Problems Interlocking Post gure Figure 4–1. Power Supply Interlocking Post Check the small, cylindrical interlocking post on the carrier that locks into the power supply (see Figure 4–1).
  • Page 99 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-5 Power Supply Problems ring, see ‘‘Module Problems’’ on page 4-34. See Table 4–1 to determine which 012 module is installed. NOTE: All 016 modules contain built-in ring generators.
  • Page 100 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-6 Power Supply Problems You need to grip this cable firmly and pull forcefully. Remove the four screws from the ring generator, as shown in Figure 4–2.
  • Page 101 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-7 Power Supply Problems Step 7: Remove the four screws (one in each corner of the ring generator) Steps 1 through 3: RING GENERATOR Open the power supply UNIT...
  • Page 102 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-8 Power Supply Problems Replacing Auxiliary Power Units Follow this procedure if any of the following symptoms occur: The LEDs on the multiline telephones that are connected to the last two modules in the carrier do not light.
  • Page 103 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-9 Power Supply Problems -48 VDC Auxiliary Power Auxiliary Input Power Unit INPUT POWER Input -48 VDC Power Cord Ferrite Ground Cores Wire AUX Power Unit Outlet...
  • Page 104 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-10 Power Supply Problems Replacing the Power Supply WARNING: Beware of hazardous voltages; whenever the carrier connections are exposed, use extreme caution; do not touch them directly or with any type of tool.
  • Page 105 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-11 Power Supply Problems To replace the power supply module, follow the steps below and refer to Figure 4–3. Insert a new power supply. a Reinstall the power supply module by hooking the top into the basic carrier and then swinging it down into place.

  • Page 106: Processor Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-12 Processor Problems Processor Problems If the error logs (or any aspect of troubleshooting) indicate that the processor is the problem, back up system programming if possible. See System Programming and Maintenance (SPM) for instructions on backing up to a floppy disk.
  • Page 107 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-13 Processor Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify Slot 00. Dial or type , then select Select the Demand Test.
  • Page 108 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-14 Processor Problems Console Display/Instructions Additional Information Dial a memory address. Dial [nnnnnnnn], then select OOOOOOOO È The screen below shows the details of the address you specified. aaaaaaaa = address entered in Step 5.
  • Page 109 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-15 Processor Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify Slot 00. Dial or type , then select Select the Demand Test.
  • Page 110 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-16 Processor Problems Console Display/Instructions Additional Information Select Continue. Ã Follow the instructions from your technical support organization to select a memory address. BBBBBBBB Follow the instructions from your technical support organization to modify the contents of the address entered in Step 6.
  • Page 111 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-17 Processor Problems System Erase (Frigid Start) CAUTION: Do not perform a System Erase unless you are installing a replacement processor or following instructions from your technical support organization.
  • Page 112 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-18 Processor Problems Console Display/Instructions Additional Information Specify Slot 00. Dial or type , then select Select the Demand Test. Ä Select System Erase twice. are not displayed, which prevents customers from accidentally changing the...
  • Page 113 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-19 Processor Problems Console Display/Instructions Additional Information Select Yes. Ä Forced Installation/Upgrade of System Software CAUTION: Forced installation should be performed only under emergency situations in which on-board system software has been corrupted.
  • Page 114 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-20 Processor Problems Beginning with Release 3.0, the system software can be installed or upgraded through the PCMCIA interface slot on the processor module. Use the procedure below when one of the following takes place: System software becomes corrupted.
  • Page 115 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-21 Processor Problems Push in to remove Memory Card gure Figure 4–4. Inserting a Memory Card...
  • Page 116 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-22 Processor Problems Console Display/Instructions Additional Information Initiate the software installation. Ã If the maintenance screens are functioning correctly, select from the Maintenance menu. Continue with Step 4. If maintenance screens are unreliable or not available, power cycle the system by turning off the system and leaving it off for at least one second.
  • Page 117 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-23 Processor Problems Console Display/Instructions Additional Information Ç When completed, select to continue. Verify that the memory card or release number is the required one, and select Exit to continue.
  • Page 118 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-24 Processor Problems Console Display/Instructions Additional Information If the release number is the one you want, select Yes. Ä If the forced installation is attempted while a line/trunk or extension is busy, the following screen appears.
  • Page 119 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-25 Processor Problems If the installation of system software was unsuccessful, an error code is displayed and the system may not function. See Table 4–2 ‘‘Error Conditions During Forced Installation’’...
  • Page 120 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-26 Processor Problems Table 4–2. Error/Status Display Codes during Forced Installation Code Meaning Action Upgrade is in progress No action required. Install is in progress No action required.
  • Page 121 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-27 Processor Problems Missing Card or Card Not Inserted Correctly Insert the memory card correctly; then select and begin the forced installation procedure again. Memory Card Is Wrong Type Select and repeat the forced installation procedure with a new memory...
  • Page 122 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-28 Processor Problems Memory Card Is Corrupted Select and repeat the forced installation procedure with a new memory card. System Busy If the forced installation is attempted while a line/trunk or extension is busy, the following screen appears.
  • Page 123 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-29 Processor Problems Power Cycle During Installation The system automatically begins the installation procedure again. If the power source is unreliable, it is possible for the installation procedure to retry indefinitely.
  • Page 124 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-30 Processor Problems If hidden key is pressed, the following screen appears. Ç Replacing the Processor Module A failed processor module must be replaced immediately. To replace the processor module, follow the steps below.
  • Page 125 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-31 Processor Problems Use the feature module from the old processor if it appears to be functioning correctly; otherwise, install a new feature module. See ‘‘Replacing the Feature Module’’...
  • Page 126 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-32 Processor Problems Replacing the Feature Module NOTE: This section applies only to releases earlier than Release 3.0. CAUTION: Make sure that you have a backup of system programming before replacing the feature module.
  • Page 127 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-33 Processor Problems Figure 4–5. Replacing the Feature Module Align the connectors on the new feature module with the connectors in the processor (see Figure 4–5).

  • Page 128: Module Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-34 Module Problems Module Problems If you suspect that a module is faulty, perform the following procedures: To identify the cause of module errors, run the module tests described below.
  • Page 129 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-35 Module Problems Check the equipment: power supply maintenance terminal processor (use the PC when testing (back up the system programming) MLX modules) 2 Check the error logs 3 Resolve any processor problems 4 Busy-out or reset the module...
  • Page 130 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-36 Module Problems NOTES: 1. If any problem arises with the voice call on an NI-BRI module, run the NI-BRI Provisioning Test next. While the BRI test is running, you can run the voice test on the next module.
  • Page 131 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-37 Module Problems Ç You can interrupt any module test by selecting on the PC). Exit A module test can fail for one of the following reasons: —...
  • Page 132 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-38 Module Problems For MLX modules (008 MLX and 408 GS/LS-MLX) and 800 NI-BRI modules, continue with the B-Channel Loopback test. “B-Channel Loopback Test” on page 4–57. If errors occur, record them as described in ‘‘Considerations’’...
  • Page 133 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-39 Module Problems — In-progress calls are dropped if all of the calling parties on the call originate and terminate on the module being reset. —...
  • Page 134 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-40 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify the slot number ( nn = 01 to 17). Dial or type [ nn ] then select Select Busy-Out.
  • Page 135 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-41 Module Problems Console Display/Instructions Additional Information Select Yes. xx = slot number entered in Step 2 Ã The screen below appears while the module is discontinuing service to lines/trunks and extensions, without disrupting calls in progress.
  • Page 136 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-42 Module Problems Console Display/Instructions Additional Information The screen below appears when the busy-out fails. Try again, and be sure to specify the correct slot. xx = slot number entered in Step 2 Reset Summary...
  • Page 137 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-43 Module Problems Console Display/Instructions Additional Information Specify the slot number ( nn = 01 to 17). Ty‚‡) Dial or type [ nn ], then select @‡r… . @‡r…ÃTy‚‡Ãˆ€ir…à & 7hpx†ƒhpr @‘v‡...
  • Page 138 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-44 Module Problems Console Display/Instructions Additional Information xx = slot number entered in Step 2 The screen below appears when the module is successfully reset. xx = slot number entered in Step 2 The screen below appears when the Reset fails.
  • Page 139 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-45 Module Problems Restore Once you complete module testing, restore it to terminate the Busy-Out or Reset condition. Summary Console Procedure Menu Dial the slot no.
  • Page 140 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-46 Module Problems Console Display/Instructions Additional Information Select the Restore option. xx = slot number entered in Step 2 Å For all MLX modules, is also displayed as an option on this Ã...
  • Page 141 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-47 Module Problems Console Display/Instructions Additional Information xx = slot number entered in Step 2 The screen below appears when the Restore fails. Try again, and be sure to specify the correct slot.
  • Page 142 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-48 Module Problems Summary Console Procedure Menu Dial the slot È Ä  È Å Ä7 Å PC Procedure Type the slot no. Appropriate Modules This test can be run on any module.
  • Page 143 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-49 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify the slot number ( nn = 01 to 17). Dial or type [ nn ], then select Select Demand Test.
  • Page 144 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-50 Module Problems Console Display/Instructions Additional Information Select Internal Loopback Test. ɉ xx = slot number entered in Step 2 Å To run the test once or run it repeatedly, select ‰‰...
  • Page 145 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-51 Module Problems Console Display/Instructions Additional Information The screen below appears when either test ( fails. ‰‰ xx = slot number entered in Step 2 ffffffffffffffffff The 100D and 408 GS/LS-MLX module each have two DSEs.
  • Page 146 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-52 Module Problems Table 4–3. Continued Error Messages Corrective Action Exit the test and try again; if this error persists, record the errors on the repair tag and replace the module being tested.
  • Page 147 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-53 Module Problems Board Controller Test This procedure tests the module’s internal functions, such as ROM, RAM, the timer, dual-port RAM, and so on. Summary Console Procedure Menu...

  • Page 148: Maintenance And Troubleshooting 555

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-54 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify the slot number ( nn = 01 to 17). Dial or type [ nn ], then select Select Demand Test.
  • Page 149 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-55 Module Problems Console Display/Instructions Additional Information Select the Board Controller Test. ɉ xx = slot number entered in Step 2 Ä Select Test Once or Repetitive.
  • Page 150 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-56 Module Problems Console Display/Instructions Additional Information The screen below appears only if you selected and the module passes the test. ‰‰ xx = slot number entered in Step 2 ffffffffffffffffff The screen below appears when either test (...
  • Page 151 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-57 Module Problems Table 4–4. Board Controller Test Errors Error Messages Corrective Action Exit the test, busy-out the slot, and try again. Exit the test and try again;...
  • Page 152 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-58 Module Problems Summary Console Procedure Menu Dial the slot È Ä  Æ PC Procedures Type the slot no. Appropriate Modules This test can be run only on MLX or 800 NI-BRI modules.
  • Page 153 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-59 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify the module’s 2-digit slot number ( nn = 01 to 17). Dial or type [ nn ], then select Select the B-Channel Loopback test.
  • Page 154 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-60 Module Problems Console Display/Instructions Additional Information ‰‰ xx = slot number entered in Step 2 The screen below appears only if the module passes the test. ‰‰...

  • Page 155: Replacing Modules

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-61 Module Problems Table 4–5. .Channel Loopback Errors Error Messages Corrective Action Exit the test, busy-out the slot, and try again. Exit the test and try again; be sure to type the correct slot number.
  • Page 156 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-62 Module Problems CAUTION: This section does not apply to the processor or power supply. Although the system is designed so that you can remove and replace modules without affecting call processing, partially inserting and removing a module can cause a cold start.
  • Page 157 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-63 Module Problems Restore the module. Lift up the module to disengage it from the rod at the top of the carrier. Connect the trunk and extension cords.
  • Page 158 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-64 Module Problems Take the telephone handset and a 4-pair patch cord to the cross-connect field between the control unit and the telephone. Go to the blue field on the cross-connect field and, starting at the top left corner, push the patch cord onto the first connecting block.
  • Page 159 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-65 Module Problems Firmware on this circuit module can be upgraded or reinstalled with an Upgrade memory card. An upgrade is performed when a new release of firmware enhances a module’s capabilities or corrects problems.
  • Page 160 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-66 Module Problems Push in to remove Memory Card gure Figure 4–7. Inserting the Upgrade Memory Card To upgrade or reinstall circuit module firmware, follow the steps below. Insert an upgrade memory card containing the circuit module firmware into the PCMCIA interface slot on the processor board.
  • Page 161 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-67 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä Specify the slot number ( nn = 01 to 17). Dial or type [ nn ], then select Select Upgrade.
  • Page 162 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-68 Module Problems Console Display/Instructions Additional Information ‰‰ xx = slot number entered in Step 3 The screens below appear during the procedure. Ç...
  • Page 163 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-69 Module Problems Console Display/Instructions Additional Information Select the firmware to be programmed. ‰‰ xx = slot number entered in Step 3 Line 2 displays the firmware version currently installed on the module.
  • Page 164 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-70 Module Problems Console Display/Instructions Additional Information If the module Busy-Out is blocked by an active line or extension, the following screen appears. Choose to wait for the module to busy-out or reset the module.
  • Page 165 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-71 Module Problems Console Display/Instructions Additional Information If a is also required, the screen below appears. ‰‰ Ç Perform a and/or as indicated above. Error Conditions During Firmware Upgrade The following error conditions can occur during a firmware upgrade.
  • Page 166 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-72 Module Problems Missing Card or Card Not Inserted Correctly Ç Insert the memory card correctly; then select and begin the upgrade procedure again.
  • Page 167 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-73 Module Problems appears on the error screen, circuit module may be unreliable or unusable until a successful upgrade is performed on it. Module Error ‰‰...
  • Page 168 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-74 Module Problems Select , then make sure that the memory card is properly inserted, and reinitiate the upgrade procedure. ‰‰ xx = slot selected in Step 3. Ç...

  • Page 169: Ni-Bri Module Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-75 800 NI-BRI Module Problems Select and repeat the upgrade procedure, being careful to select the correct slot. Board Memory Programming Failure ‰‰...
  • Page 170 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-76 800 NI-BRI Module Problems NI-1 BRI Provisioning Test This test verifies that each communication path on the 800 NI-BRI module is operational by establishing and disconnecting a series of voice and data calls between any two communication paths on the module.
  • Page 171 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-77 800 NI-BRI Module Problems Summary Busy-Out or Reset Before beginning the test, busy-out or reset the module being tested. Both Busy-Out and Reset are on the Slot menu, which you can access by doing the following from the console: Menu...
  • Page 172 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-78 800 NI-BRI Module Problems Console Display/Instructions Additional Information From the main menu, select the Slot option. Ä Specify the 800 NI-BRI module’s 2-digit slot number ( nn = 01 to 17). Dial or type [ nn ], then select Select the Provisioning test.
  • Page 173 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-79 800 NI-BRI Module Problems Console Display/Instructions Additional Information If the test cannot be run to completion, an error message screen appears, such as the one shown below. ‰‰...
  • Page 174 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-80 800 NI-BRI Module Problems Console Display/Instructions Additional Information Observe the status screens below. The screen below appears while the test is running. Ã...
  • Page 175 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-81 800 NI-BRI Module Problems Console Display/Instructions Additional Information Q…‚‰v†v‚vtÆy‚‡ÃYY) à = slot number entered in Step 2 6‡Ãyrh†‡Ã ÃyvrÁ‚‡ÃPF YYYYYɉ‰‰‰Ã‰‰‰‰‰Ã‰‰‰‰‰ Lines 3 through 6 will contain at ‰‰‰‰‰Ã‰‰‰‰‰Ã‰‰‰‰‰Ã‰‰‰‰‰...
  • Page 176 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-82 800 NI-BRI Module Problems Interpret the test results. If the test completes successfully, the module’s B-channels are functioning properly. If a communication path fails, find the result code in Table 4–7 and proceed as indicated.
  • Page 177 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-83 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action Possible causes of this error are: continued Outgoing voice calls are not possible . Error identified at Outgoing Voice Call Test, Step 4.
  • Page 178 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-84 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action Provisioning on the facility does not continued always allow outgoing and/or incoming calls.
  • Page 179 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-85 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action The possible causes of this error are: continued Outgoing data calls are not possible. Error identified at Outgoing Data Call Test (page 4-96), Step 3.
  • Page 180 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-86 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action Error in LEGEND The facility is correctly administered and (Release administration of established with layers 1, 2, and 3.
  • Page 181 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-87 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action Error in LEGEND The facility is correctly administered and (Release administration of established with layers 1, 2, and 3.
  • Page 182 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-88 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action No voice hunting, or The facility is correctly administered and (Release established with layers 1, 2, and 3 with Incorrect voice...
  • Page 183 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-89 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action No data hunting, or The facility is correctly administered and (Release established with layers 1, 2, and 3 with Incorrect data...
  • Page 184 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-90 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action No voice or data The facility is correctly administered and (Release hunting, or established with layers 1, 2, and 3 with...
  • Page 185 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-91 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action LEGEND BRI error This result should never appear; if it does, on that facility contact the NSAC.
  • Page 186 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-92 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action No administration or Check that the facility is administered with the incorrect SPID and DN provided by the CO.
  • Page 187 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-93 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action LAYER 1 BRI Examine the wiring for the line, ensuring that Provisioning error all connections have been closed.
  • Page 188 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-94 800 NI-BRI Module Problems Table 4–7. Continued Result Code Description Corrective Action Testing was not Layers 1, 2 and 3 are established. Correct the performed on this known problems on the other facilities and facility because no...
  • Page 189 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-95 800 NI-BRI Module Problems The red LED next to this button should be on and steady. If not, check that the BRI line has been correctly assigned to this button. Go off-hook by lifting the handset or pressing the speakerphone button.
  • Page 190 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-96 800 NI-BRI Module Problems Assign the BRI line to a button on an MLX display extension. If using a facility on the system as a destination, also assign the destination facility to a button on another MLX display phone.
  • Page 191 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-97 800 NI-BRI Module Problems If using a facility on the system as a destination, assign the destination facility to another data terminal. Dial the destination number.
  • Page 192 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-98 800 NI-BRI Module Problems NOTE: The 800 NI-BRI module must be restored (removed from the Maintenance-Busy state) before performing this test. See ‘‘Restoring the Module’’...
  • Page 193 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-99 800 NI-BRI Module Problems Summary Console Procedure Menu Dial the slot È Ä   Ç PC Procedure Type the slot no. Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option.

  • Page 194: D Module Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-100 100D Module Problems Console Display/Instructions Additional Information If you need assistance in interpreting the information displayed on the screen, contact your technical support organization. xx = slot number entered in Step 2.
  • Page 195 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-101 100D Module Problems Error Events In addition to checking the error logs, the 100D module requires that you check the error events specific to the 100D module. See “Error Events,” later in this chapter, for details.
  • Page 196 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-102 100D Module Problems DTE LOOPBACK For the ESF T1 CSU only, flip the DTE LOOPBACK switch on the front panel to the up position to (ESF T1 CSU) activate the loopback.
  • Page 197 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-103 100D Module Problems In preparation for running the CSU Loopback Test, perform the steps below at the CSU. Busy-out the 100D module. Prepare the CSU.
  • Page 198 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-104 100D Module Problems 551 T1 Channel Service Unit Office Repeater Signal Monitor Unit Line Dens Zeros Looped BPV Pulse Equipment Central Line Signal Signal...
  • Page 199 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-105 100D Module Problems ACCULINK NET EQPT OK FAIL TEST SIG OOF ALRM EER SIG OOF ALRM PDV BPV EQPT 3150 NETWORK gure Figure 4–10.
  • Page 200 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-106 100D Module Problems gure Figure 4–13. ACCULINK 3150 CSU DTE Loopback Command 3 gure Figure 4–14. ACCULINK 3150 CSU DTE Loopback Command 4 To run the CSU Loopback Test, follow the steps below.
  • Page 201 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-107 100D Module Problems Console Display/Instructions Additional Information Select the CSU Loopback Test xx = slot number entered in Step 2. displayed only for the 100D module.
  • Page 202 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-108 100D Module Problems Console Display/Instructions Additional Information The screen below appears when the test fails. xx =slot number entered in Step 2. YYYYYYYYYYYYYYYYYYYYYYYY YYYɉ‰Ã‰‰‰Ã‰‰‰Ã‰‰‰Ã‰‰‰...
  • Page 203 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-109 100D Module Problems Table 4–8. Continued Error Messages Corrective Action Test running too long Exit the test and try again; if this error persists, record the errors on the repair tag and replace the module being tested.
  • Page 204 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-110 100D Module Problems For the ACCULINK 3150 CSU press the right arrow key once to display the selection, then press the F3 button to select Press the right arrow key twice to display the reset selection.
  • Page 205 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-111 100D Module Problems To check for errors, follow the steps below. Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Ä...
  • Page 206 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-112 100D Module Problems Console Display/Instructions Additional Information Select the current hour or a previous hour. xx =slot number entered in Step 2. Ã...
  • Page 207 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-113 100D Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Specify the 2-digit slot number ( nn = 01 to 17). Dial or type [ nn ] and select Select Clock xx = slot number entered in Step 2.

  • Page 208: Computer Telephony Integration (Cti) Link Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-114 Computer Telephony Integration (CTI) Link Problems Computer Telephony Integration (CTI) Link Problems If you experience CTI link problems, you can perform the following maintenance procedures: Viewing Status.
  • Page 209 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-115 Computer Telephony Integration (CTI) Link Problems Viewing Status Summary Console Procedure Menu Dial port È Å  Ã Ç number PC Procedure Type port number To check Extension Status, follow the steps below.
  • Page 210 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-116 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information Enter extension number and select Enter. xxxx is dial plan number, slot/port, or logical ID.
  • Page 211 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-117 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information Select Exit. YYYY xxxx is dial plan number, YYYY slot/port, or logical ID. Physical Link: PBX Driver Conn: Alarms:...
  • Page 212 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-118 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Å Select Station. Ä...
  • Page 213 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-119 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information The following screen appears while the test is in progress. YYYY xxxx is dial plan number, slot/port, or logical ID.
  • Page 214 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-120 Computer Telephony Integration (CTI) Link Problems Selecting returns you to the selection screen shown in Step 4 where you can select further maintenance options or exit the maintenance routine.
  • Page 215 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-121 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information Enter extension number and select Enter. xxxx is dial plan number, slot/port, or logical ID.
  • Page 216 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-122 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information If the restart fails, the following screen appears. YYYY xxxx is dial plan number, slot/port, or logical ID.
  • Page 217 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-123 Computer Telephony Integration (CTI) Link Problems reset until the system generates a broadcast reset. A broadcast reset affects CTI link operations and reinitializes the link. The default setting for hiding time is 25 seconds, with a range of settings from 0 to 90 seconds.
  • Page 218 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-124 Computer Telephony Integration (CTI) Link Problems Console Display/Instructions Additional Information Select Station. Ä Enter extension number and select Enter. xxxx is dial plan number, slot/port, or logical ID.

  • Page 219: Removing A Cti Link

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-125 Removing a CTI Link Console Display/Instructions Additional Information The following screen appears. YYYY xxxx is dial plan number, slot/port, or logical ID. xx is number of seconds (0–90).
  • Page 220 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-126 Removing a CTI Link Remove the ISDN link interface card, if desired. Refer to the PC/ISDN Platform Installation and Reference, or similar installation manual from the ISDN link interface card vendor.

  • Page 221: Carrier Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-127 Carrier Problems If the Offline or mloam command was used in Step 2, skip to Step 4.This step applies only if the Block command was used in Step 2. Determine when traffic has stopped.

  • Page 222: Checking System And Slot Status

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-128 Checking System and Slot Status Remove the processor, the power supply, and all other modules from the faulty carrier. (If you prefer to remove the cords first, make sure that they are labeled.) Put the modules aside, in order, so that you can reinstall them later in the replacement carrier.
  • Page 223 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-129 Checking System and Slot Status System Status The power supply, processor, 400EM module, and 100D module are the only modules that have LEDs. The System Status screen displays simulated LEDs for the processor and for each of these modules but not for the power supply.
  • Page 224 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-130 Checking System and Slot Status Interpreting the System Status Screen T’†‡r€ÃT‡h‡ˆ†) R aaa = status (On, Off, No) of red LED. Ty‚‡)SBBB R aaa = status (On, Off, No) of yellow LED.
  • Page 225 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-131 Checking System and Slot Status If a slot is empty, , , and appear without indicating a status. Slot 4 is empty, according to the sample screen in the last procedure.
  • Page 226 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-132 Checking System and Slot Status Console Display/Instructions Additional Information Specify the 2-digit slot number ( nn = 00 to 17). Dial or type [ nn ] and select Select the Status option xx = slot number entered in Step 2.
  • Page 227 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-133 Checking System and Slot Status Console Display/Instructions Additional Information If you selected a slot other than 00, the screen below appears. For detailed information about this status screen, see ‘‘Slot Status’’...
  • Page 228 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Control Unit Problems Page 4-134 Checking System and Slot Status...

  • Page 229: Central Office And Network Problems

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Central Office and Network Problems Trunk Errors Page 5-1 Central Office and Network Problems If you have tested the telephones and the modules in the control unit, you have isolated the trouble to the trunks or the CO.
  • Page 230 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-2 Trunk Errors Table 5–1. Troubleshooting Trunk Symptoms Symptom Section Incoming calls not being received Incoming Trunk Problems, page 5-4 Cannot make outgoing calls Outgoing Trunk Problems, page 5-3...
  • Page 231 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-3 Trunk Errors Outgoing Trunk Problems If the system cannot seize outgoing trunks, try the following procedure for analog lines. NOTE: You cannot perform this procedure on a rotary telephone.
  • Page 232 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-4 Trunk Errors — If you are using a single-line telephone to dial out to an E&M tie trunk or a T1 tie trunk, wait for a click before dialing the outside number.
  • Page 233 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-5 Trunk Errors Testing Trunks Automatically The automatic maintenance program takes the ports out of service when a trunk is malfunctioning. When a port is out of service, it is maintenance-busy . The trunk is periodically tested and put back into service if possible.
  • Page 234 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-6 Trunk Errors Permanent Errors A permanent error is entered in the error logs when more than 50 percent of analog trunks in a pool are maintenance-busy.

  • Page 235: Checking Ports

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-7 Checking Ports Tie Trunks The following events cause maintenance-busy on a tie trunk. A seizure of an outgoing tie trunk fails. A transient error is reported.
  • Page 236 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-8 Checking Ports Once you determine the maintenance-busy status, you might also be interested in the following other features on the Port menu: Resetting EIA-232 ports and modems Busying-out and restoring trunks and extensions Auditing DS1 PRI lines or calls...
  • Page 237 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-9 Checking Ports Console Display/Instructions Additional Information Specify the dial plan (line) number for the trunk (nnn = 801 to 880). Dial or type [ nnn ], then select Select trunk Status.
  • Page 238 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-10 Checking Ports Checking Extension Maintenance-Busy Status Summary Menu Dial the Console Procedure È Ä Ã  Ã dial plan no. PC Procedure Type the dial plan no.
  • Page 239 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-11 Checking Ports Console Display/Instructions Additional Information Specify the dial plan extension number ( nnnn = 1- to 4-digit number). Dial or type [ nnnn ], then select OOOO Select Status.
  • Page 240 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-12 Checking Ports Checking Digital Subscriber Line (DSL) Maintenance-Busy Status Summary Menu Dial Console Procedure È Å Ã  Ã the dial plan no.
  • Page 241 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-13 Checking Ports Console Display/Instructions Additional Information Specify the dial plan number for the DSL ( sspp = 2-digit slot number and 2-digit port number).
  • Page 242 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-14 Checking Ports Busying-Out a Trunk Summary Console Procedure Menu È Å Ã  Ä Dial the dial plan no. PC Procedure Type the dial plan no.
  • Page 243 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-15 Checking Ports Console Display/Instructions Additional Information Specify the dial plan number (line) for the trunk ( nnn = 801 to 880). Dial or type [ nnn ], then select Select Busy-Out.
  • Page 244 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-16 Checking Ports Console Display/Instructions Additional Information The screen below appears when Busy-Out is completed successfully. xxx = line number entered in Step 3 The screen below appears when Busy-Out fails.
  • Page 245 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-17 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Å Select the Station (extension) option. Ä...
  • Page 246 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-18 Checking Ports Console Display/Instructions Additional Information If nnnn is the CTI link, you see the following screen: YYYY YYYY is dial plan number, slot/port, or logical ID.
  • Page 247 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-19 Checking Ports Console Display/Instructions Additional Information The screen below appears when Busy-Out is completed successfully. YYYY xxxx = extension number entered in Step 3 The screen below appears when Busy-Out fails.
  • Page 248 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-20 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Å Select the DSL option. Specify the dial plan DSL number ( sspp = 2-digit slot number and 2-digit port number).
  • Page 249 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-21 Checking Ports Console Display/Instructions Additional Information Select Busy-Out. TTQQ sspp = slot/port number entered in Step 3 Ä The screen below is shown until Busy-Out finishes or fails. TTQQ sspp = slot/port number entered in Step 3...
  • Page 250 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-22 Checking Ports Restoring a Trunk Summary Console Procedure Menu-- Dial the È Å Ã  Å dial plan no. PC Procedure Type the dial plan no.
  • Page 251 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-23 Checking Ports Console Display/Instructions Additional Information Specify the dial plan number (line) for the trunk ( nnn = 801 to 880). Dial or type [ nnn ], then select Select Restore.
  • Page 252 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-24 Checking Ports Console Display/Instructions Additional Information The screen below appears when Restore fails. If this occurs, exit and try again.
  • Page 253 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-25 Checking Ports Console Display/Instructions Additional Information Select the Station (extension) option. Ä Specify the dial plan extension number ( nnnn = 1- to 4-digit number).
  • Page 254 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-26 Checking Ports Console Display/Instructions Additional Information The screen below is shown until Restore finishes or fails. YYYY xxxx = extension number entered in Step 3 The screen below appears when Restore is completed successfully.
  • Page 255 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-27 Checking Ports Restoring a Digital Subscriber Line (DSL) Summary Console Procedure Menu Dial the dial È Å   Å plan no.
  • Page 256 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-28 Checking Ports Console Display/Instructions Additional Information Specify the dial plan extension number ( sspp = 2-digit slot number and 2-digit port number). Dial or type [ sspp ], then select TTQQ Select Restore.
  • Page 257 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-29 Checking Ports Console Display/Instructions Additional Information The screen below appears when Restore is completed successfully. TTQQ sspp = slot/port number entered in Step 3 The screen below appears when Restore fails.
  • Page 258 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-30 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Å Specify the RS-232 port. Å...
  • Page 259 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-31 Checking Ports Console Display/Instructions Additional Information Select Yes. x = port selected in Step 2 Ä The screen below is shown until Reset finishes or fails. x = port selected in Step 2 The screen below appears when Reset is completed successfully.
  • Page 260 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-32 Checking Ports Resetting the Processor’s Internal Modem Summary È Å È Ã Ä Console Procedure Menu PC Procedure To reset the processor’s internal modem, follow the steps below. Console Display/Instructions Additional Information From the Maintenance menu, select the Port option.
  • Page 261 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-33 Checking Ports Console Display/Instructions Additional Information Select Reset. Ã Select Yes. Ä The screen below is shown until Reset finishes or fails. Ç...
  • Page 262 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-34 Checking Ports Console Display/Instructions Additional Information The screen below appears when Reset fails. If this occurs, exit and try again.
  • Page 263 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-35 Checking Ports Auditing Lines Summary Procedure Menu Dial the slot È Å É  Ã Ã /LQHV and port no. PC Procedure Type the slot and port no.
  • Page 264 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-36 Checking Ports Console Display/Instructions Additional Information Select the B-Channel option. É Specify the slot and port number ( ss =2-digit slot number; pp =2-digit port number).
  • Page 265 This indicates that the problem may be at the CO end. First, make sure the correct B-channel is selected. If the correct B-channel is selected, the customer or Lucent Technologies representative acting as the customer’s agent should ask the CO to clear the problem from that end.
  • Page 266 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-38 Checking Ports Auditing Calls Summary Console Procedure Menu Dial the È Å É Ã &DOO slot and port no.  Ä...
  • Page 267 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-39 Checking Ports Console Display/Instructions Additional Information Select the B-Channel option. É Specify the slot and port number ( ss =2-digit slot number; pp =2-digit port number).

  • Page 268: Network Calling Problems

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-40 Network Calling Problems Console Display/Instructions Additional Information The screen below appears only if the audit message is successfully created and sent. YYYY xxxx = slot and port number entered in Step 3.

  • Page 269: Troubleshooting Guidelines And Preparation

    However, some problems require the intervention of a Lucent Technologies technician. In the USA only, Lucent Technologies provides a toll-free customer Helpline (1 800 628-2888) 24 hours a day. You may want to...
  • Page 270 Page 5-42 Troubleshooting Guidelines and Preparation circumstances, you may be charged for consultation with Helpline personnel. Contact your Lucent Technologies representative or authorized dealer, if you have any questions concerning consultation charges. The troubleshooting instructions in this chapter provide information about reviewing current programming on your local system.
  • Page 271 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-43 Troubleshooting Guidelines and Preparation System Form. Check System Non-Local UDP Administration Form in the Installation Specification before proceeding. This form summarizes the extension ranges and routing for the patterns programmed in your system.

  • Page 272: Call To A Non-Local Extension: Unexpected Busy Tone

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-44 Call to a Non-Local Extension: Unexpected Busy Tone Call to a Non-Local Extension: Unexpected Busy Tone This topic discusses unexpected busy tones that may be caused by system features.

  • Page 273: Call To Non-Local Extension Silence Or Fast Busy Tone

    PSTN line/trunk in order to determine whether a tie trunk is out of service. If it is not, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.
  • Page 274 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-46 Call to Non-Local Extension: Silence or Fast Busy Tone A power failure may have occurred at the destination system or at another networked system whose tandem trunks are included in routes for the call.
  • Page 275 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-47 Call to Non-Local Extension: Silence or Fast Busy Tone with the line for correct programming. If the loss at signal alarm has occurred, check for open cables, etc.
  • Page 276 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-48 Call to Non-Local Extension: Silence or Fast Busy Tone If you want to make changes in FRLs for routes, speak with the coordinating system manager for your network and consult the following resources: “How Facility Restrictions Levels Work in a Network”...
  • Page 277 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-49 Call to Non-Local Extension: Silence or Fast Busy Tone Origin System A System B System C Destination System D In this configuration, the coordinating system manager must check routes and default COR attributes for Systems B and C.
  • Page 278 Possible Cause 7. — If the call is being routed over tandem tie trunks only, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply. Possible Cause 7: The Switch Type setting at both ends of a tandem PRI facility may match.
  • Page 279 If the switch type settings are correct and problem persists, do one of the following: — If the call is a data call, go to Possible Cause 8. — If the call is not a data call, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.

  • Page 280: Call To Non-Local Extension: Warble Tone (Error Tone)

    T1-emulated voice or data facilities, it cannot go through. If the call is routed over PRI and/or BRI facilities, a speed of 64 kbps may be possible. If this is not the cause of the problem, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.
  • Page 281 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-53 Call to Non-Local Extension: Warble Tone (Error Tone) is not, you have solved the problem. If it is included, check all tandem switches to ensure that the extension is in their non-local dial plans.
  • Page 282 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-54 Call to Non-Local Extension: Warble Tone (Error Tone) If you change one or more route FRLs, the modification may restrict or unrestrict calling from some network extensions.

  • Page 283: Calls To Non-Local Extensions Unexpected Busy Tone

    COR value or the call is blocked. The factory setting is 3. If FRL settings are not the cause, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply. Calls to Non-Local Extensions:...

  • Page 284: Call To Non-Local Extension Reaches Wrong Extension

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-56 Call to Non-Local Extension Reaches Wrong Extension transfer you to the extension. You should be able to leave a message for the extension user with voice mail or with the operator.

  • Page 285: Call To Non-Local Extension: Message From Co

    However, conflicts can still arise due to digit prepending or absorption as a call is routed across the network. If this is not the problem, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply. Call to Non-Local Extension:...

  • Page 286: Transfer To Non-Local Extension Not Completed

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-58 Transfer to Non-Local Extension Not Completed Transfer to Non-Local Extension Not Completed There are several possible causes for an incomplete transfer. They are very easy to check.

  • Page 287: Transfer Call To Non-Local Extension Does Not Return

    PSTN facilities, you have solved the problem. If the call is routed only over tandem PRI facilities, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply. Conference: Cannot Add Call Non-local extensions are treated as outside parties for the purpose of transfer.

  • Page 288: Did Calls Not Completed

    Central Office and Network Problems Page 5-60 DID Calls Not Completed If this is not the problem, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply. DID Calls Not Completed There are several reasons why Direct Inward Dialing (DID) calls across a network may not complete, either due to busy facilities or to faulty programming.
  • Page 289 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-61 DID Calls Not Completed If there are sufficient trunks assigned and the problem persists, the cause of the problem may be at an intervening system between the one where the calls are received from the PSTN and the destination.

  • Page 290: Ars Calls Are Blocked

    ARS code is being prepended. Verify that switch identifiers have been assigned to all private network trunks. If this does not solve the problem, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.

  • Page 291: Network Call Transmission Level Volume) Too Low Or Too High

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-63 Network Call Transmission Level (Volume) Too Low or Too High Network Call Transmission Level (Volume) Too Low or Too High When transmission levels are too high or too low, the coordinating system manager must investigate the cause.
  • Page 292 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-64 Network Call Transmission Level (Volume) Too Low or Too High 1. Check the routing for the call, and identify each system where the call is routed, including the system where the call originated or was received from the public switched telephone network.

  • Page 293: Mlx Displays: Network Call Display Problems

    What to Do: This may occur when calls are transferred or forwarded multiple times across analog facilities. Consider changing to digital facilities if this situation occurs frequently. Contact your Lucent Technologies representative or Local Authorized Dealer for instructions. If the problem is not solved with the above instructions, call the Lucent Technologies Helpline at 1 800 628-2888;...
  • Page 294 Possible Cause 4: Transfer completed too quickly. What to Do: Callers must wait at least two seconds before completing transfers. If none of these factors caused the problem, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.

  • Page 295: Passageway Call Display Problems

    Telephony Services client display depends on the PassageWay Telephony Services application implementation. If none of these factors explain the problem, contact the application provider. If the application provider instructs you to do so, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.

  • Page 296: Ars Calls Go To System Operator (Unassigned Extension)

    The problem is caused when one or more tandem trunks has no switch identifier (the factory setting). If this is not the problem, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply.

  • Page 297: Excessive Line Noise On Voice And Data Calls

    Excessive Line Noise on Voice and Data Calls If the routing is correct, contact the service provider. If the service provider instructs you to do so, call the Lucent Technologies Helpline at 1 800 628-2888; consultation charges may apply. Excessive Line Noise on Voice and Data Calls Possible Cause: Clocks are not properly synchronized.

  • Page 298: Conclusion Of Hardware Maintenance

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-70 Conclusion of Hardware Maintenance routed over network trunks. To log network calls, SMDR should be programmed to report both incoming and outgoing calls. System C System A System B...
  • Page 299 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-71 Conclusion of Hardware Maintenance Be sure the cords have been pressed through the wire managers at the base of the modules. Hold the top cover with the hooks facing you.
  • Page 300 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-72 Conclusion of Hardware Maintenance Top cover Empty module Figure 5–1. Installing the Control Unit Top Cover (Release 2.1 and Later)

  • Page 301: Front Cover

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-73 Conclusion of Hardware Maintenance Front cover M E R L IN L E G E N Figure 5–2. Installing the Control Unit Front Cover (Release 2.1 and Later)
  • Page 302 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-74 Conclusion of Hardware Maintenance Installing the Control Unit Housing (Release 2.0 or Earlier) After you have completed maintenance and troubleshooting, follow the steps below to reinstall the Release 2.0 or earlier control unit housing.
  • Page 303 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-75 Conclusion of Hardware Maintenance Right Hand Front Panel Side Panel MERLIN LEGEND Line Up With the Semicircle on Inside of Front Panel Slide Tongues in and Push Front Panel Up...
  • Page 304 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Central Office and Network Problems Page 5-76 Conclusion of Hardware Maintenance Slide housing cover forward into clips Figure 5–4. Installing the Control Unit Housing (Release 2.0 and Earlier) Line up the wire clips attached to the carrier with the recesses on the outside of the side panels.

  • Page 305: Support Telephone Number

    Customer Support Information Support Telephone Number In the USA only, Lucent Technologies provides a toll-tree customer Helpline (1 800 628-2888) 24 hours a day. If you need assistance when installing, programming, or using your system, call the Helpline, or your Lucent Technologies representative.

  • Page 306: Communications (Doc Interference Information

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-2 Canadian Department of Communications (DOC) Interference Information 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.
  • Page 307 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-3 FCC Notification and Repair Information — The appropriate registration number and ringer equivalence number (REN), which can be found on the back or bottom of the control unit, as follows: ...

  • Page 308: Installation And Operational Procedures

    FCC. In the event repairs are needed on this equipment, contact your authorized Lucent Technologies dealer or, in the USA only, contact the National Service Assistance Center (NSAC) at 1 800 628-2888.
  • Page 309 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-5 Installation and Operational Procedures Changes at Local Telephone Company. Your local telephone company may make changes in its facilities, equipment, operations, or procedures that affect the proper functioning of this equipment.

  • Page 310: Doc Notification And Repair Information

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-6 DOC Notification and Repair Information New Network Area and Exchange Codes. The MERLIN LEGEND software does not restrict access to any new area codes or exchange codes established by a local telephone company.

  • Page 311: Du Ministère Des Communications Du Canada Et La Réparation

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-7 Renseignements sur la notification du ministère des Communications du Users should ensure for their own protection that the electrical ground connections of the power utility, telephone lines, and internal metallic water pipe system, if present, are connected.
  • Page 312 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-8 Renseignements sur la notification du ministère des Communications du dispositif homologué de raccordement (cordon prolongateur téléphonique interne). L’abonné ne doit pas oublier qu’il est possible que la conformité aux conditions énoncées ci-dessus n’empêchent pas la dégradation du service dans certaines situations.
  • Page 313 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-9 Renseignements sur la notification du ministère des Communications du MERLIN LEGEND D.O.C. Ministère des Communications Location Label Placement du Canada emplacement de l’étiquette...

  • Page 314: Security Of Your System: Preventing Toll Fraud

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-10 Security of Your System: Preventing Toll Fraud Security of Your System: Preventing Toll Fraud As a customer of a new telephone system, you should be aware that there is an increasing problem of telephone toll fraud.
  • Page 315 Lucent Technologies cannot be responsible for such charges and will not make any allowance or give any credit for charges that result from unauthorized access.

  • Page 316: Toll Fraud Prevention

    (line/trunk) or a network operator. This is referred to as social engineering. Hackers may pose as telephone company employees and employees of Lucent Technologies or your authorized dealer. Hackers will go through a company’s trash to find directories, dialing instructions, and other information that will enable them to break into the system.
  • Page 317 Anyone claiming to be a telephone company representative should be referred to this person or department. No one outside of Lucent Technologies needs to use the MERLIN LEGEND Communications System to test facilities (lines/trunks). If a caller identifies him or herself as an Lucent Technologies employee, the system manager should ask for a telephone number where the caller can be reached.
  • Page 318 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-14 Toll Fraud Prevention Any time a call appears to be suspicious, call the Lucent Technologies GBCS Fraud Intervention Center at 1 800 628-2888 (fraud intervention ® ® for System 25, PARTNER and MERLIN systems).
  • Page 319 1809, 1900, and 976 or 1(wildcard)976. In Release 3.1 and later systems, Disallowed List number 7 does not include 800 and 1800 and 411 and 1411, but Lucent Technologies recommends that you add them. Assign all voice mail port extensions to this Disallowed List. Lucent Technologies recommends assigning Disallowed List number 7.
  • Page 320 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-16 Toll Fraud Prevention Remote Access. If Outcalling is required by voice messaging system extensions: Program an ARS Facility Restriction Level (FRL) of 2 on voice mail port extension(s) used for Outcalling.
  • Page 321 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-17 Toll Fraud Prevention Pooled facility (line/trunk) access codes are translated to a menu prompt to allow Remote Access. If a hacker finds this prompt, the hacker has immediate access.
  • Page 322 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-18 Toll Fraud Prevention NOTE: In most cases these will be loop-start lines/trunks without reliable disconnect. The local telephone company will need to be involved to change the facilities used for RCF to ground start lines/trunks.

  • Page 323: Other Security Hints

    Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-19 Other Security Hints It is strongly recommended that customers invest in security adjuncts, which typically use one-time passcode algorithms. These security adjuncts discourage hackers.
  • Page 324 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-20 Other Security Hints Educating Users Everyone in your company who uses the telephone system is responsible for system security. Users and attendants/operators need to be aware of how to recognize and react to potential hacker activity.
  • Page 325 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-21 Other Security Hints Educating Operators Operators or attendants need to be especially aware of how to recognize and react to potential hacker activity. To defend against toll fraud, operators should follow the guidelines below: Establish procedures to counter social engineering.
  • Page 326 Change the access password regularly and issue it only to authorized personnel. Disconnect the maintenance port when not in use. (However, this eliminates Lucent Technologies 24-hour maintenance surveillance capability and may result in additional maintenance costs.) Create a communications system management policy concerning employee turnover and include these suggestions: —...
  • Page 327 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-23 Other Security Hints Use the Security Violations Notification options (Mailbox Lock or Warning Message) to alert you of any mailbox break-in attempts. Investigate all incidents.

  • Page 328: Limited Warranty And Limitation Of Liability

    Warranty Date that your system is not in good working order, Lucent Technologies will without charge to you repair or replace, at its option, the system components that are not in good working order.
  • Page 329 RESELLERS MAKE NO WARRANTIES, EXPRESS OR IMPLIED, AND SPECIFICALLY DISCLAIM ANY WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Limitation of Liability Except as provided below, the liability of Lucent Technologies and its affiliates and suppliers for any claims, losses, damages, or expenses from any cause...

  • Page 330: Remote Administration And Maintenance

    For personal injury caused by Lucent Technologies’ negligence, Lucent Technologies' liability shall be limited to proven damages to person. No action or proceeding against Lucent Technologies or its affiliates or suppliers may be commenced more than twenty-four (24) months after the cause of action accrues.
  • Page 331 Remote Administration and Maintenance Under applicable tariffs, you will be responsible for payment of toll charges. Lucent Technologies cannot be responsible for such charges and will not make any allowance or give any credit resulting from unauthorized access. To reduce the risk of unauthorized access through Remote Administration and...
  • Page 332 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Customer Support Information Page A-28 Remote Administration and Maintenance...
  • Page 333 Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 System Numbering Forms Page B-1 System Numbering Forms When you change any existing trunk or extension wiring, record information about the wiring on the appropriate system numbering form.

  • Page 334: Form 2A, System Numbering: Extension Jacks

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 System Numbering Forms Page B-2 Form 2a, System Numbering: Extension Jacks Form 2a, System Numbering: Extension Jacks Renumber System* 2-Digit Selected Extension Numbers 3-Digit Set Up Space 2-Dig 3-Dig.
  • Page 335 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 System Numbering Forms Page B-3 Form 2a, System Numbering: Extension Jacks The following explains how to complete Form 2a. The number in the logical ID column refers to the number of the extension jack in the control unit.

  • Page 336: Form 2B, System Numbering: Digital Adjuncts

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 System Numbering Forms Page B-4 Form 2b, System Numbering: Digital Adjuncts Form 2b, System Numbering: Digital Adjuncts Factory-Set Telephone Log. Pass. Person, Location, Set Up 2-digit 3-digit Renumber to Adjuncts Ext.

  • Page 337: Form 2C, System Numbering: Line/Trunk Jacks

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 System Numbering Forms Page B-5 Form 2c, System Numbering: Line/Trunk Jacks Form 2c, System Numbering: Line/Trunk Jacks Music On Hold, Line/Trunk No. __________ Source __________ Maintenance Alarm, Line/Trunk No. ____________________ Loudspeaker Page, Line/Trunk No(s).

  • Page 338: Form 2D, System Numbering: Special Renumbers

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 System Numbering Forms Page B-6 Form 2d, System Numbering: Special Renumbers Form 2d, System Numbering: Special Renumbers Group Calling Pools* Factory-Set Renumber (Form 7d) Factory-Set Renumber (Form 2c) Group ID Number...
  • Page 339 Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Unit Load Calculation Worksheet Page C-1 Unit Load Calculation Worksheet If you determine that you need to recalculate the unit load for any carrier, use the instructions on the following worksheet.

  • Page 340: Unit Load Worksheet

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-2 Unit Load Worksheet Unit Load Worksheet Number of modules in carrier (excluding power __________ supply and processor): If fewer than five, power is adequate. If five or six, continue to Step 2.
  • Page 341 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-3 Unit Load Worksheet Calculate the estimated unit loads. Module Unit Load = Total 12.0 008 MLX 13.5 008 OPT 12.8 100D 400 EM 400 GS/LS/TTR...
  • Page 342 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-4 Unit Load Worksheet Calculate the actual carrier unit load. Unit Load = Total Hybrid/PBX Equipment or Modified Square Network Access Lines* GS/LS Telephones MLX-5...
  • Page 343 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-5 Unit Load Worksheet Unit Load = Total Hybrid/PBX Equipment or Modified Square Optional Equipment Direct Station Selector General Purpose Adapter Hands-Free Unit Headset Adapter PC ISDN Card...
  • Page 344 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-6 Unit Load Worksheet Calculate the unit loads for slots 5 and 6 of the carrier. Unit Load = Total Hybrid/PBX Equipment or Modified Square...
  • Page 345 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-7 Unit Load Worksheet Unit Load = Total Hybrid/PBX Equipment or Modified Square Optional Equipment Direct Station Selector General Purpose Adapter Hands-Free Unit Headset Adapter Total Actual Unit Load for Slots 5 and 6...
  • Page 346 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Unit Load Calculation Worksheet Page C-8 Unit Load Worksheet...

  • Page 347: Card Types

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Backing Up with a Memory Card Card Types Page D-1 Backing Up with a Memory Card A PCMCIA (Personal Computer Memory Card International Association) interface slot is present on the processor module.
  • Page 348 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-2 Card Types Translation Card. The backup and restore procedures previously available to system managers through SPM (using the PC and floppy disks) can now be performed using the memory card and the new option on the System menu.
  • Page 349 Backing Up with a Memory Card Page D-3 Card Types INSERT LUCENT TECHNOLOGIES PROPRIETARY THIS MEMORY CARD CONTAINS PROPRIETARY INFORMATION OF LUCENT TECHNOLOGIES THAT IS NOT TO BE DISCLOSED OR USED EXCEPT IN ACCORDANCE WITH APPLICABLE AGREEMENTS. © COPYRIGHT 1993 LUCENT TECHNOLOGIES ALL RIGHTS RESERVED gure Figure D–1.
  • Page 350 Backing Up with a Memory Card Page D-4 Card Types Inserting the Card To insert the card, hold the card with the Lucent Technologies logo facing up and the arrow pointing toward the slot. See Figure D–2 for the proper way to insert the memory card into the slot on the processor module.

  • Page 351: Memory Card Formatting

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-5 Memory Card Formatting Memory Card Formatting The memory card may have to be formatted before you begin any manual or automatic backup procedures.
  • Page 352 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-6 Memory Card Formatting A memory card may need to be formatted if it is intended for use as a translation card but is currently blank, or contains data other than backup files for the system.

  • Page 353: Backup

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-7 Backup Backup Use this procedure to make a copy of your customized system data. You should create a backup at least three times during system installation (so that programmed information is not lost), and once after each system upgrade, service technician visit, or major system reconfiguration.
  • Page 354 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-8 Backup Console Display/Instructions Additional Information Select the System menu. Ã Select Back/Restore. Select Backup. Ã...
  • Page 355 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-9 Backup Console Display/Instructions Additional Information Select the backup filename. If you select , go to Step 8. You cannot rename either of these ...
  • Page 356 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-10 Backup Console Display/Instructions Additional Information Respond to the prompt. GJMFOBNF filename = file selected in Step 5 or entered in Step 6 Ä...

  • Page 357: Automatic Backup

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-11 Automatic Backup Automatic Backup If an automatic backup fails for any reason, except when the failure results from the memory card being write-protected, the automatic backup feature is turned off.
  • Page 358 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-12 Automatic Backup Procedure: Automatic Backup Console Display/Instructions Additional Information Insert the memory card into the PCMCIA interface slot on the processor module.
  • Page 359 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-13 Automatic Backup Console Display/Instructions Additional Information Make a selection. Ã Ä Å Select , or Save your entry. (QWHU Select If you selected...
  • Page 360 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-14 Automatic Backup Console Display/Instructions Additional Information Enter the time when you want the automatic backup to run every day ( hh = 00 to 23, mm = 00 to 59).
  • Page 361 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-15 Automatic Backup Console Display/Instructions Additional Information Enter the day ( d = 0 to 6) and time ( hh = 00 to 23, mm = 00 to 59) when you want the automatic backup to run each week.
  • Page 362 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-16 Automatic Backup Backup Canceled x = backup filename If the system detects an error, either on the memory card or with the backup file, or if you abort the backup, this screen appears.
  • Page 363 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-17 Automatic Backup Card Missing or Card Not Inserted Correctly The memory card is either not inserted or is inserted incorrectly. The backup is aborted.

  • Page 364: Restore

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-18 Restore Card Failure If the card is damaged, repeat the backup with a different card. If a backup is in progress and fails, the system makes two additional attempts at the backup.
  • Page 365 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-19 Restore information about the system software release from which the backup was made. If any type of programming is taking place at another extension when you begin the restore procedure, the restore is canceled and the number of the busy extension appears on the screen.
  • Page 366 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-20 Restore Procedure: Restore Console Display/Instructions Additional Information Insert the memory card into the PCMCIA interface slot on the processor module.
  • Page 367 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-21 Restore Console Display/Instructions Additional Information PC Select the restore file. mmdd = month and day of backup NNEE NNEE NNEE Ã...
  • Page 368 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-22 Restore Console Display/Instructions Additional Information PC Observe the restore progress screen. n = filename selected in Step 5 Observe the restore file validation screen.
  • Page 369 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-23 Restore The memory card is either not inserted or inserted incorrectly. The restore is aborted. Reinsert the card and repeat the restore procedure. This screen may also appear if the wrong type of memory card is inserted and a restore is requested within one minute of insertion.
  • Page 370 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-24 Restore Release Mismatch n = filename selected X.Y = release number ;< This screen appears only if you are upgrading from Release 3.0 or higher and the releases are not compatible.
  • Page 371 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-25 Restore If the restore fails because the card is damaged, the system performs a System Erase (frigid start). Repeat the restore procedure using a different file and/or memory card.
  • Page 372 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Backing Up with a Memory Card Page D-26 Restore Strap in Place for Key Mode, but Mode Set to Hybrid/PBX n = filename selected CAUTION: This procedure should be performed only by qualified service personnel. If the processor module has been strapped for Permanent Key mode, a restore to Hybrid/PBX mode is not possible.

  • Page 373: Modifying The Processor

    Issue 1 Issue MERLIN LEGEND Communications System Release 6.0 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-660-140 February 1998 February 199 Modifying a Release 2.1 or Earlier Processor for Permanent Key Mode Modifying the Processor Page E-1 Modifying a Release 2.1 or Earlier Processor for Permanent Key Mode...
  • Page 374 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Modifying a Release 2.1 or Earlier Processor for Permanent Key Mode Page E-2 Modifying the Processor HDR4 SHUNT HDR3 Do not touch HDR3 gure Figure E–1. Modifying the Processor for Key Mode CAUTION: Do not touch the HDR3 header on the processor board;...

  • Page 375: Installing The Control Unit Housing

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Modifying a Release 2.1 or Earlier Processor for Permanent Key Mode Page E-3 Installing the Control Unit Housing Take the KF label from the Jack Numbering Labels Sheet, which is packaged with the feature module, and fasten it to the wire manager at the base of the module.
  • Page 376 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Modifying a Release 2.1 or Earlier Processor for Permanent Key Mode Page E-4 Installing the Control Unit Housing Right Hand Front Panel Side Panel MERLIN LEGEND Line Up With the Semicircle on Inside of Front Panel...
  • Page 377 Multi-Line Hunt Group or Series Completion feature depending on the CO switch type. Specific translations are provided for the following switches: Lucent Technologies 5ESS Northern Telecom DMS-100 Siemens SSC EWSD After determining that the local service provider offers National ISDN-1 service, the information contained in this appendix should be given to the local service provider if necessary.

  • Page 378: Lucent Technologies 5Ess Switch Translations

    Lucent Technologies 5ESS Switch Translations Lucent Technologies 5ESS Switch Translations For the Lucent Technologies 5ESS switch, Capability Package “S” (2B) includes alternate voice/circuit-switched data on two B-channels. Data and voice capabilities include Calling Number Identification. Please note that in order to have simultaneous calls on the two B-channels, two DNs must be assigned with this package.
  • Page 379 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-3 Lucent Technologies 5ESS Switch Translations RSTR MP <N> MDPKT <0> MTERM <2> USPID < enter value > MAXBCHL <2> ACT USER <Y>...
  • Page 380 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-4 Lucent Technologies 5ESS Switch Translations DN2 Translations NOTE: DSL information was built with DN1. Fields that must be populated on Screens 1, 2, 3 and 4: DSL TN <C plus second Telephone number >...
  • Page 381 February 1998 NI-1 BRI Provisioning Page F-5 Lucent Technologies 5ESS Switch Translations Series Completion Feature Translations The sample screens shown below illustrate the translations for alternate voice and data hunting on one main DSL and three DNs forming a linear series completion group.
  • Page 382 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-6 Lucent Technologies 5ESS Switch Translations __________________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 2 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (DSL INFO) >11. OE I 00101209 25.
  • Page 383 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-7 Lucent Technologies 5ESS Switch Translations ___________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 5 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (CKT) >64. TKS 72.
  • Page 384 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-8 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 7 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (HIGH RUNNER FEATURE PARAMETERS >134.
  • Page 385 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-9 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LAts. While MERLIN LEGEND Release 3.0 permits a barrier code of up to 11 digits, systems prior to Release 3.0 permit barrier codes of up to only four digits.
  • Page 386 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-10 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 11 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (ODB) >210. ODB TN ____ 222.
  • Page 387 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-11 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 13 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (PPB2) >274. PPB2 TN 283.
  • Page 388 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-12 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 1 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (*)1. DSL TN C 2228701...
  • Page 389 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-13 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 4 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (CKT) >34. CKT TN...
  • Page 390 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-14 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 6 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT >106. BFGN ______ _ 109.
  • Page 391 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-15 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 9 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (HIGH RUNNER FEATURE PARAMETERS) >176.
  • Page 392 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-16 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 2 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (DSL INFO) >11. OE I 00101209 25.
  • Page 393 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-17 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 5 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (CKT) >64. TKS 72.
  • Page 394 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-18 Lucent Technologies 5ESS Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 7 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (HIGH RUNNER FEATURE PARAMETERS) >134.

  • Page 395: Northern Telecom Dms-100 Switch Translations

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-19 Northern Telecom DMS-100 Switch Translations ____________________________________________________________________________ 5ESS SWITCH LABNSC1 SCREEN 9 OF 14 RECENT CHANGE 23.8 DSL/BRCS ASSIGNMENT (HIGH RUNNER FEATURE PARAMETERS) >176.
  • Page 396 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-20 Northern Telecom DMS-100 Switch Translations DN1 Translations Provision DN1 using the following translations: Define a new Logical Terminal Identifier (LTID) using the SLT command: SONUMBER <<cr>...
  • Page 397 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-21 Northern Telecom DMS-100 Switch Translations DMS100 normally delivers the Calling Party Number and the Redirecting Number, if available. Attach LTIDs to LEN using SLT command: SONUMBER <<cr>...
  • Page 398 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-22 Northern Telecom DMS-100 Switch Translations SUBGRP < enter subgrp value > NCOS < enter ncos value > SNPA < enter NXX value > KEY <1>...
  • Page 399 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-23 Northern Telecom DMS-100 Switch Translations QDN 2257141 ____________________________________________________________________________ 2257141 TYPE: PILOT OF DNH HUNT GROUP SNPA: 201SIG: N/A LNATTIDX: N/A HUNT GROUP: HUNT MEMBER: LTID: PSATS LTCLASS:...
  • Page 400 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-24 Northern Telecom DMS-100 Switch Translations QLT PSATS 141 ____________________________________________________________________________ LTID: PSATS 141 SNPA: 201 DIRECTORY NUMBER: 2257141 LT GROUP NO: 13 LTCLASS: BRAFS DEFAULT LOGICAL TERMINAL: N...
  • Page 401 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-25 Northern Telecom DMS-100 Switch Translations QLT PSATS 142 ____________________________________________________________________________ LTID: PSATS SNPA: 201 DIRECTORY NUMBER:2257142 LT GROUP NO: 13 LTCLASS: BRAFS DEFAULT LOGICAL TERMINAL: N EKTS: N CACH: N...
  • Page 402 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-26 Northern Telecom DMS-100 Switch Translations ____________________________________________________________________________ LTID: PSATS SNPA: 201 DIRECTORY NUNBER:2257143 LT GROUP NO: 13 LTCLASS: BRAFS DEFAULT LOGICAL TERMINAL: N EKTS: N CACH: N BEARER SERVICE RESTRICTIONS:...
  • Page 403 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-27 Northern Telecom DMS-100 Switch Translations ____________________________________________________________________________ LTID: PSATS SNPA: 201 DIRECTORY NUMBER: 2257144 LT GROUP NO: 13 LTCLASS: BRAFS DEFAULT LOGICAL TERMINAL: N EKTS: N CACH: N BEARER SERVICE RESTRICTIONS:...
  • Page 404 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-28 Northern Telecom DMS-100 Switch Translations ____________________________________________________________________________ LTID: PSATS SNPA: 201 DIRECTORY NUMBER:2257145 LT GROUP NO: 13 LTCLASS: BRAFS DEFAULT LOGICAL TERMINAL: N EKTS: N CACH: N BEARER SERVICE RESTRICTIONS:...
  • Page 405 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-29 Northern Telecom DMS-100 Switch Translations ____________________________________________________________________________ LTID: PSATS 146 SNPA: 201 DIRECTORY NUMBER:2257146 LT GROUP NO: 13 LTCLASS: BRAFS DEFAULT LOGICAL TERMINAL: N EKTS: N CACH: N BEARER SERVICE RESTRICTIONS:...

  • Page 406: Siemens Ssc Ewsd Switch Translations

    MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-30 Siemens SSC EWSD Switch Translations ____________________________________________________________________________ LEN: HOST 01 1 10 02 ISG: 0 DCH: 1 ISG BRA Channel: 21 CARCODE: BX27AA PADGRP: NPDGP PM NODE NUMBER :...
  • Page 407 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-31 Siemens SSC EWSD Switch Translations The information provided shows the translations for one DSL and two DNs. For multiple DSLs/DNs, the CO will duplicate these screens and enter the applicable DSL and DN values as needed.
  • Page 408 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-32 Siemens SSC EWSD Switch Translations PIC = 0288-C56 MASKNO:04398 & 0288-C64 CHRG = FRSA1 MASKNO:03775 COS = ICND &RND MASKNO:03777 CRBLM = 2 MASKNO:03798 DISPTSP:TSPID=215685591701 MASKNO:04383...
  • Page 409 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-33 Siemens SSC EWSD Switch Translations CHRG = FRSA1 MASKNO:03775 COS = ICND &RND MASKNO:03777 CRBLIM = 2 MASKNO:03798 DISPTSP:TSPID=215685591901; MASKNO:04383 EQN: 20-0-5-4 USID: 1 TSPID: 215685591901 TERMLIM: 1...
  • Page 410 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-34 Siemens SSC EWSD Switch Translations NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:05 0959 OMT-00/LEONLY2816/04328 DISPSDNDAT:EQN=20-0-0-1&20-0-5-0&40-0-2-4: EXEC’D ISDN ACCESS DATA MASKNO:04328 MASKNO:00000 VIEW = EQN. EQN = 20-0-00-01.
  • Page 411 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-35 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0001 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:08 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DN. NPA = 215.
  • Page 412 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-36 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0002 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:31 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 413 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-37 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0003 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:15 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 414 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-38 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0004 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:19 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DN. NPA = 215.
  • Page 415 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-39 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0005 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:22 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 416 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-40 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0006 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:26 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 417 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-41 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0007 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:29 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSP.
  • Page 418 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-42 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0008 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:32 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATAMASKNO:04328 MASKNO:00000 VIEW = TSPDNCT. EQN = 20-0-00-01.
  • Page 419 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-43 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0009 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:35 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSPDNCT.
  • Page 420 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-44 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0010 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:38 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSP.
  • Page 421 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-45 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0011 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:40 0959 OMT-00/LEONLY2816/04328 ISDN ACCESS DATA MASKNO:04328 MASKNO:00000 VIEW = EQN. EQN = 20-0-05-01.
  • Page 422 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-46 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0012 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:44 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DN. NPA = 215.
  • Page 423 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-47 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0013 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:48 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 424 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-48 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0014 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:51 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 425 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-49 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0015 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 6:22:55 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DN. NPA = 215.
  • Page 426 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-50 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0016 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:22:58 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 427 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-51 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0017 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:01 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 428 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-52 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0018 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:05 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSP.
  • Page 429 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-53 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0019 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:07 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSPDNCT.
  • Page 430 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-54 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0020 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:11 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSPDNCT.
  • Page 431 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-55 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0021 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:13 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSP.
  • Page 432 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-56 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0022 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:16 0959 OMT-00/LEONLY2816/04328 ISDN ACCESS DATA MASKNO:04328 MASKNO:00000 VIEW = EQN. EQN = 40-0-02-04.
  • Page 433 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-57 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0023 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:20 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DN. NPA = 215.
  • Page 434 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-58 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0024 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:23 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 435 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-59 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0025 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:27 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 436 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-60 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0026 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:30 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DN. NPA = 215.
  • Page 437 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-61 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0027 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:34 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 438 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-62 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0028 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:37 0959 OMT-00/LEONLY2816/04328 SUBSCRIBER MASKNO:04328 MASKNO:00000 VIEW = DNCT. NPA = 215.
  • Page 439 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-63 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0029 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:40 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSP.
  • Page 440 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-64 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0030 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:43 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSPDNCT.
  • Page 441 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-65 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0031 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:46 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSPDNCT.
  • Page 442 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 NI-1 BRI Provisioning Page F-66 Siemens SSC EWSD Switch Translations CONTINUATION TEXT 0032 NAVK1/BELLCORNJRB/APS 13.0 PS0071/000 96-01-18 16:23:49 0959 OMT-00/LEONLY2816/04328 TERMINAL SERVICE PROFILE DATA MASKNO:04328 MASKNO:00000 VIEW = TSP.
  • Page 443 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Glossary Page GL- 1 Glossary Italics The use of italics in the glossary denotes multiple usage of the italicized text throughout the glossary. Numerics Digital information carried by two B-channels for better 2B data performance and quality;...
  • Page 444 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-2 adjunct Optional equipment used with the communications system, such as an alerting device or modem that connects to a multiline telephone or to an extension jack. (Automatic Line Selection) Programmed order in which the system makes outside lines available to a user.
  • Page 445 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-3 (Automatic Route Selection) System feature that routes calls on outside facilities according to the number dialed and line/trunk availability. To initiate ARS, the user dials a dial-out code , also called an “ARS access code.”...
  • Page 446 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-4 automatic Process that occurs in private network when all available routes for a call specify systems with matching switch immediate cycling identifiers . The call is routed from the originating system to the destination system and back to the originating system in a continuous loop.
  • Page 447 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-5 barrier code Password used to limit access to the Remote Access feature of the system. In a private network , it is especially important that barrier codes be required for all types of remote access.
  • Page 448 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-6 (Built-In Speakerphone) Part of the model name of some analog multiline telephones. (binary digit) One unit of information in binary notation; it can have one of two values, zero or one. bit rate Speed at which bits are transmitted, usually expressed in bps .
  • Page 449 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-7 Call Accounting See CAS . System See CAT . Call Accounting Terminal Caller ID A service provided by some local telephone companies (if local regulations allow) that supplies the calling party telephone number.
  • Page 450 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-8 central office See CO . Centrex Set of system features to which a user can subscribe on telephone trunks from the local telephone company. channel Telecommunications transmission path for voice and/or data.
  • Page 451 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-9 (Call Management System) DOS-based application that simulates the actions of a system operator by answering and distributing calls. Also produces reports for call analysis.
  • Page 452 (Computer Telephony Integration) link. A hardware/software feature that is part of the PassageWay Telephony Services application. It allows the use of Lucent Technologies-certified software applications on a LAN running Novell NetWare software in a Hybrid/PBX mode system. These applications may provide special features for client control of such calling activities as power dialing.
  • Page 453 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-11 cyclic redundancy See CRC . check D4 framing format Framing format consisting of a sequence of individual frames of 24 eight- bit slots and one signal bit (193 bits) in a 12-frame superframe.
  • Page 454 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-12 (Digital Communications Protocol) AT&T proprietary protocol to transmit digitized voice and data over the same communications link. D-channel (Data-channel) 16- or 64-kbps channel that carries signaling information or data on a PRI or BRI .
  • Page 455 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-13 dial-repeating tie Tie trunk on which the originating end of the tie trunk trunk transmits an off-hook signal to the receiving end and waits for the receiving end to send an off-hook signal followed by an on-hook signal.
  • Page 456 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-14 Direct Inward Dial See DID. Direct-Line See DLC . Console See DSS . Direct Station Selector display buttons Buttons on an MLX display telephone used to access the telephone’s display.
  • Page 457 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-15 (Digital Subscriber Line) A Digital Subscriber Line provides full-duplex service on a single twisted metallic pair (2-wire) at a rate sufficient to support ISDN Basic Rate Access.
  • Page 458 (193 bits) in a 24-frame extended superframe. (Electronic Switching System) Class of central office ( CO ) switching systems developed by Lucent Technologies in which the control functions are performed principally by electronic data processors operating under the direction of a stored program.
  • Page 459 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-17 facility Equipment (often a line / trunk ) constituting a telecommunications path between the system and the telephone company central office ( CO ). See FRL .
  • Page 460 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-18 forced idle Condition of the system during certain programming or maintenance procedures; system prevents initiation of new calls. foreign exchange See FX . Fractional-T1 A digital transmission facility consisting of at least one, and fewer than 24 DS0 channels using robbed-bit...
  • Page 461 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-19 ground-start trunk Trunk on which the communications system, after verifying that the trunk is idle (no ground on tip lead), transmits a request for service (puts ground on ring lead) to the telephone company central office ( CO ).
  • Page 462 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-20 hub system In private network that is arranged in a star configuration , the communications system through which all calls across the network pass. Hybrid/PBX mode One of three modes of system operation, in which the system uses line/trunk pool s and ARS in addition to...
  • Page 463 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-21 Integrated Voice IS II application that automatically answers incoming calls Power Automated with a recorded announcement and directs callers to a Attendant department, an extension, or the system operator. intercom buttons See ICOM buttons.
  • Page 464 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-22 ISDN terminal A type of data station that includes an ISDN terminal adapter data adapter as its DCE. It may also include an MLX telephone station for simultaneous voice and data (ISDN terminal adapter data-only station).
  • Page 465 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-23 (light-emitting diode) Semiconductor device that produces light when voltage is applied; light on a telephone. line Connection between extensions within the communications system; often, however, used synonymously with trunk .
  • Page 466 Attendant incoming calls with a recorded announcement; directs calls in response to touch tones. Magic on Hold A Lucent Technologies Music On Hold enhancement that promotes a company’s products or services. Mbps (megabits per second) The AT&T tariffed digital WATS offering for outward Megacom calling.
  • Page 467 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-25 (Multi-Function Module) Adapter that has a tip/ring mode for answering machines, modems, fax machines, and tip/ring alerts, and an SAA mode for -48 VDC alerts. It is installed inside an MLX telephone and is used to connect optional equipment to the telephone.
  • Page 468 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-26 modem pool Pair, or group of pairs, of modems and data modules with interconnected RS-232 interfaces that converts digital signals to analog, or analog signals to digital, thereby allowing users with ISDN terminal adapter data stations to communicate with users who have analog modem data stations .
  • Page 469 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-27 network Configuration of communications devices and software connected for information interchange. network interface Hardware, software, or both that links two systems in an interconnected group of systems, for example, between the local telephone company and a PBX.
  • Page 470 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-28 ones density Requirement for channelized DS1 service to the public network that eight consecutive zeros cannot occur in a digital data stream. on-hook Telephone is said to be on-hook when the handset is hung up, the speakerphone is turned off, and the user is not using a headset to connect to the communications...
  • Page 471 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-29 peripheral system In a private network , a system that does not connect to more than one other system, sometimes called an “end node.”...
  • Page 472 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-30 (Primary Rate Interface) Standard interface that specifies the protocol used between two or more communications systems. As used in North America, it provides twenty-three 64-kbps B-channels for voice and/or data and one 16-kbps D-channel , which carries multiplexed signaling information for the other 23 channels.
  • Page 473 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-31 public switched See PSTN. telephone network (Queued Call Console) MLX-20L telephone used by a system operator in Hybrid/PBX mode only. Used to answer outside calls (directed to a system operator position) and inside calls, direct inside and outside calls to an extension or an outside telephone number, serve as a message center, make outside calls for users with...
  • Page 474 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-32 ring generator Circuit pack added to the power supply that generates a high-voltage, 20–30 Hz signal to ring a telephone. riser cable Cable that runs between floors in a multistory building and connects wiring closets.
  • Page 475 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-33 series A private network arrangement where either two or four or configuration more communications systems are connected in a line, with no particular system acting as the hub system . See also star configuration .
  • Page 476 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-34 Station Message See SMDR . Detail Recording Supplemental Alert See SAA . Adapter switch See communications system . Switched 56 DS1 Switched 56 Service is an end-to-end digital, service 56-kbps, full duplex, synchronous, circuit-switched service offering.
  • Page 477 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-35 system Programming of system functions and features that affect programming most users, performed from an MLX-20L telephone or a computer using SPM . See also extension programming and centralized telephone programming.
  • Page 478 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-36 tandem tie trunk A tandem trunk that is an analog delay-start tie trunk , providing a single line/trunk per facility and allowing analog transmission of voice and low-speed data. Or a T1 facility offering 24 channels on emulated tie trunks and programmed for voice or data tandem PRI trunk...
  • Page 479 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-37 (touch-tone receiver) Device used to decode DTMF touch-tones dialed from single-line or Remote Access telephones. (Uniform Dial Plan) Composed of the local dial plan and non-local dial plan .
  • Page 480 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-38 unrestricted data Unrestricted data channels (also called clear data channel channels) allow the transmission of occurrences of more than seven contiguous zero bits. If an unrestricted data channel is requested and only restricted channels are available, the call will be rejected.
  • Page 481 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-39 voice messaging See VMI . interface WATS (Wide Area Telecommunications Service) Service that allows calls to certain areas for a flat-rate charge based on expected usage.
  • Page 482 MERLIN LEGEND Communications System Release 6.0 Issue 1 Maintenance and Troubleshooting 555-660-140 February 1998 Glossary Page GL-40...
  • Page 483 Issue 1 MERLIN LEGEND Communications System Release 6.0 Maintenance and Troubleshooting 555-660-140 February 1998 Index Page IN-1 Index Numerics 008 modules 2-10 008 OPT modules 3-11 012 T/R modules apparatus codes PEC codes ring generators touch-tone receivers (TTRs) 3-11 016 T/R modules firmware upgrades 4-64 ring generators...
  • Page 484 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-2 provisioning test 4-76 4-100 provisioning, see also Appendix F AC power, diagram for disconnecting 1-20 Access log 2-26 2-27 ADMIN Jack Alarms checking error logs 1-27 1-28 clearing...
  • Page 485 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-3 extension 5-16 5-19 overview 4-36 procedure 4-39 4-41 trunk 5-14 5-16 Call Forward feature, see Forwarding Call reaches wrong extension 5-56 5-57 Call volume 5-63 5-65 Callback...
  • Page 486 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-4 power supply 4-11 Control unit housing installation diagram 5-72 5-73 installing 5-70 5-76 MERLIN II Communications System 1-18 Release 2.0 and earlier 1-19 5-74 Release 2.1 and later 1-19...
  • Page 487 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-5 Error codes Basic Rate Interface (BRI) 2-15 2-17 2-24 Computer Telephony Integration (CTI) link 2-11 2-25 Digital Signal 1 (DS1) 2-11 2-15 Digital Signal 1 (DS1), see also Primary Rate Interface (PRI), T1 display 1-23 general module problems...
  • Page 488 4-75 touch-tone receivers (TTRs) required 3-10 Hardware maintenance completing 5-70 5-76 setting up 1-18 1-20 Helpline, Lucent Technologies, see Appendix A Hybrid/PBX mode unit loads 1-31 Incoming trunks Internal loopback test 4-47 4-52 Intersystem calling call reaches wrong extension 5-56...
  • Page 489 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-7 modifying processor for, see Appendix E unit loads 1-31 Last 30 errors Line noise 5-69 Loop-start lines reliable disconnect 5-58 Loop-start trunks maintenance busy Maintenance busy causes ground-start trunks...
  • Page 490 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-8 MLX display telephones, see Display, Display preference MLX telephones display buttons system programming consoles testing MLX-20L console failure setting up setup diagram Modem dialing 1-12 resetting...
  • Page 491 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-9 PassageWay Telephony Services clients conference 5-59 transfer 5-58 troubleshooting 5-67 Password changing 1-10 choosing, see Appendix A required for remote maintenance 1-10 PC (personal computer) PCMCIA card, see Memory card PEC codes Peek...
  • Page 492 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-10 on-site PC (personal computer) remote remote setup setting up console Prompt-Based Overflow setting Remote access maintenance programming 1-14 Reports 5-42 5-43 printing 1-17 selecting printer 1-26 Reset...
  • Page 493 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-11 troubleshooting 5-50 5-51 System Busy message 4-28 System erase 1-25 1-26 4-17 4-19 System forms 5-42 5-43 System Information Report 1-10 System inventory 2-28 2-30 System memory...
  • Page 494 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-12 Telephone problems analog multiline caution Forwarding general isolating 1-27 single line symptom list voice transmission wiring Tie trunks error codes 2-20 2-21 maintenance busy T1 emulation Toll fraud Toll fraud prevention, see Appendix A...
  • Page 495 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-13 message from central office 5-57 non-local Uniform Dial Plan (UDP) 5-52 5-53 5-56 5-57 non-local Uniform Dial Plan (UDP) routing 5-57 numbering conflicts 5-57 PassageWay Telephony Services clients 5-67...
  • Page 496 Issue 1 MERLIN LEGEND Communications System Release 6.0 February 1998 Maintenance and Troubleshooting 555-660-140 Index Page IN-14 Voice mail/auto attendant fails to transfer calls touch-tone receivers (TTRs) required 3-10 Voice transmission Warble tone 5-52 5-55 Warm start 1-24 Wiring problems Wrist strap Zenith Sport 184 computer...

Table of Contents