Lucent Technologies MERLIN LEGEND Release 5.0 Maintenance And Troubleshooting Manual
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Lucent Technologies MERLIN LEGEND Release 5.0 Maintenance And Troubleshooting Manual

Lucent Technologies MERLIN LEGEND Release 5.0 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 5.0
Maintenance and Troubleshooting
®
555-650-140
Comcode 108005729
Issue 1
June 1997

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Summary of Contents for Lucent Technologies MERLIN LEGEND Release 5.0

  • Page 1 ® MERLIN LEGEND Communications System Release 5.0 Maintenance and Troubleshooting 555-650-140 Comcode 108005729 Issue 1 June 1997...
  • Page 2 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: Table Of Contents

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Contents Page iii Contents Contents IMPORTANT SAFETY INSTRUCTIONS About This Book Intended Audience How to Use This Book Terms and Conventions Used xiii Product Safety Labels Security Related Documents How to Comment on This Document...

  • Page 4: Contents

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Contents Page iv 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 4-78 100D Module Problems 4-103...
  • Page 5 Backing Up with a Memory Card Card Types Memory Card Formatting Backup Automatic Backup D-12 Restore D-20 Modifying A Release 2.1 or Earlier Processor Key Mode NI-1 BRI Provisioning Lucent Technologies 5ESS Switch Translations Northern Telecom DMS-100 Switch Translations F-20...
  • Page 6 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Contents Page vi Siemens SSC EWSD Switch Translations F-32 Glossary GL-1 Index IN-1...

  • Page 7: Important Safety Instructions

    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 8 Maintenance and Troubleshooting 555-650-140 June 1997 IMPORTANT SAFETY INSTRUCTIONS Page viii Use only Lucent Technologies-recommended/approved MERLIN LEGEND Communications System accessories. If equipment connected to the analog extension modules (008, 408, 408 GS/LS) or to the MLX telephone modules (008 MLX, 408 GS/LS-MLX) is to be used for in-range out-of-building (IROB) applications, IROB protectors are required.

  • Page 9: Save These Instructions

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 IMPORTANT SAFETY INSTRUCTIONS Page ix Auxiliary equipment includes answering machines, alerts, modems, and fax machines. To connect one of these devices, you must first have a Multi-Function Module (MFM).
  • Page 10 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 IMPORTANT SAFETY INSTRUCTIONS Page x...

  • Page 11: About This Book

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 About This Book Intended Audience Page xi About This Book ® The MERLIN LEGEND Communications System is an advanced digital switching system that integrates voice and data communications features.
  • Page 12 In the USA only, Lucent Technologies provides a toll-free customer Helpline (1 800 628-2888) 24 hours a day. Call the Helpline, or your Lucent Technologies representative, if you need assistance when installing, programming, or using...

  • Page 13: Terms And Conventions Used

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 About This Book Page xiii Terms and Conventions Used Terms and Conventions Used In this document, the terms in the following list are used in preference to other, equally acceptable terms for describing communications systems.

  • Page 14: Product Safety Labels

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 About This Book Page xiv Product Safety Labels MLX voice and 7500B data station MLX voice and terminal adapter station Typographical Conventions Certain type fonts and styles act as visual cues to help you rapidly understand the information presented: Example Purpose...

  • Page 15: Security

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 About This Book Page xv Security WARNING: Warning indicates the presence of a hazard that could cause death or severe personal injury if the hazard is not avoided. CAUTION: Caution indicates the presence of a hazard that could cause minor personal injury or property damage if the hazard is not avoided.

  • Page 16: 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 17: 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 18 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 About This Book Page xviii How to Comment on This Document...

  • Page 19: Introduction

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 Introduction Equipment Page 1-1 Introduction The purpose of maintenance is to detect, report, and clear problems quickly with minimal disruption of service.
  • Page 20 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 21: On-Site Programming Maintenance

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-3 On-Site Programming Maintenance On-Site Programming Maintenance You can perform on-site maintenance with an MLX-20L console or a PC with SPM software. This book provides maintenance instructions from the console. If you are using a PC, refer to System Programming and Maintenance (SPM) for details.
  • Page 22 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-4 On-Site Programming Maintenance If the trouble clears, replace the original D8W-87 cord. If not, use the PC as your maintenance terminal and then troubleshoot the leftmost MLX module.
  • Page 23 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 Inspct Menu...
  • Page 24 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-6 On-Site Programming Maintenance Setting Up the PC Plug a PC into the ADMIN jack on the processor module as shown in If you are ‘‘Remote Programming using a remote PC for system programming, see Maintenance’’...

  • Page 25: Remote Programming Maintenance

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-7 Remote Programming Maintenance Remote Programming Maintenance Remote maintenance allows you to support the system from an off-premises location. You can check error logs and system status and restart the system remotely.
  • Page 26 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-8 Remote Programming Maintenance Setting Up Equipment for Remote Maintenance To set up equipment for remote maintenance, follow the steps below while and to Installation. referring to Figure 1-3 Connect the PC and modem.

  • Page 27: Using Spm

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-9 Using SPM T/R jack D8W cord PHONE jack LINE jack EIA-232-D EXTERNAL MODEM PC running SPM D8W cord T/R telephone Figure 1-3. External Modem Setup Using SPM For more information on using SPM, see System Programming and Maintenance.
  • Page 28 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-10 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 29 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-11 Using SPM Enter the command to put the modem in originate mode (this command varies depending on the type of modem you are using). Pick up the handset on the T/R telephone and dial the customer’s system operator (the Listed Directory Number for the customer’s system).
  • Page 30 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-12 Using SPM Pick up the handset on the T/R telephone and dial the remote access trunk number. This is possible only if a trunk is programmed as a dedicated trunk for remote access to the built-in modem.
  • Page 31 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-13 Using SPM Console Display/Instructions Additional Information Enter the password. Type the remote access password. Enter Password: The password you enter does not appear as you type it. Select an option.
  • Page 32 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-14 Using SPM The SPM Display SPM screens simulate the MLX-20L console (see Figure 1-4). Figure 1-4. The SPM Display Each SPM screen includes a 7-line by 24-character console simulation window that corresponds to the display area of the MLX-20L telephone.
  • Page 33 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-15 Using SPM A list of labels on the right side of the screen shows key combinations that correspond to buttons on the MLX-20L telephone. Table 1-1 describes the function of PC keys within SPM.
  • Page 34 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-16 Using SPM Table 1-1 Continued PC Key Console SPM Function Help. Display a help screen about SPM operations. To 5   exit from Help, press Reset.
  • Page 35 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-17 Using SPM Exiting SPM To exit SPM, follow these steps. Return to the System Programming menu. If the display gives directions for returning to the main menu, follow the directions.

  • Page 36: Preparation For Hardware Maintenance

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-18 Preparation for Hardware Maintenance Preparation for Hardware Maintenance If you are performing on-site hardware maintenance, first remove the control unit housing (the cover of the control unit), then disconnect the AC power. Removing the Control Unit Housing To remove the control unit’s housing, see Figure...

  • Page 37: Disconnecting Ac Power

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-19 Preparation for Hardware Maintenance MERLIN II and MERLIN LEGEND 2.1 and later Communications System MERLIN LEGEND 2.0 and earlier Communications System Housing Clip Housing Figure 1-5.

  • Page 38: Maintenance Strategy

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-20 Maintenance Strategy -48 VDC Auxiliary Power Auxiliary Input Power Unit INPUT POWER Input -48 VDC Power Cord Ferrite Ground Cores Wire AUX Power Unit Outlet AC Power Cord Control Unit...
  • Page 39 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-21 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 40: Automatic Tests

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-22 Maintenance Strategy Automatic Tests The system performs ongoing maintenance automatically by running tests that: Monitor the status of equipment. Audit operations consistency. Detect hardware malfunctions. Without disrupting normal service, the tests check hardware and software that are in service.
  • Page 41 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-23 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 42 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-24 Maintenance Strategy Considerations Power interruptions of less than 100 ms usually do not affect the system. 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.
  • Page 43 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-25 Maintenance Strategy Frigid Start (System Erase) CAUTION: All system programming is erased. When you perform a frigid start (System Erase), all calls are dropped, and the system configuration information is erased.
  • Page 44 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-26 Maintenance Strategy Isolating the Trouble You can isolate any problem to one of the following areas: Telephone Control unit Central office NOTE: If you change the jack assignment of any telephone, be sure to record the extension jack change on Form 2a, System Numbering: Extension Jacks.
  • Page 45 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-27 Maintenance Strategy Chapter 2. Also, when you check the error logs, you should refer to Table 2-2, "Error Codes", in Chapter 2 for a detailed description of each problem. Check the permanent errors.
  • Page 46 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-28 Maintenance Strategy Check the Access Log At any time during the maintenance process, you can check the access log for maintenance and system programming. This log indicates the last 20 times that someone accessed maintenance or system programming.
  • Page 47 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-29 Maintenance Strategy Check the Modules If the error logs indicate any modules, see ‘‘Module Problems’’ Chapter Check the Control Unit Carrier Within the control unit, the last possible cause of a problem is the carrier. If the carrier is damaged, it must be replaced.

  • Page 48: Unit Loads

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-30 Unit Loads ‘‘System Inventory’’ Chapter 2, which explains how to access the System Inventory screen. This screen contains information (such as the hardware vintage, software vintage, and ROM ID for each module) that your technical support organization may request.
  • Page 49 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-31 Unit Loads Unit Loads for Hybrid/PBX Mode The power supply (model 391A1) generally supports six modules of any type in a Hybrid/PBX system. However, if both of the following conditions are true, the unit loads on a carrier can exceed the 54-unit (102.6-watts) maximum: All six carrier slots are occupied by MLX telephone or analog multiline telephone modules.
  • Page 50 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Introduction Page 1-32 Unit Loads...

  • Page 51: Error Logs, Access Logs, And System Inventory

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 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 52 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-2 Error Logs Table 2-1. Transient/Permanent Error Thresholds Error Transient/Permanent Code Error Description Threshold 7402 LOOP BIT CONTROL NOT SET 7403 NO LOOP CURRENT 7404...
  • Page 53 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-3 Error Logs Printing from Console Menu More System Programming Exit More More Print Error Log Printing from PC …...
  • Page 54 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-4 Error Logs The most recent alarm message stays on the System Error Log screen until it is replaced by another.
  • Page 55 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-5 Error Logs Line 2 provides a brief description of the error code identified on Line 6. For more information on an error code, see Table 2-2.
  • Page 56 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-6 Error Logs Table 2-2. Error Codes Error Codes Description Action No action required; however, if problem 0001 TIMEOUT COLD START: System programming is okay.
  • Page 57 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-7 Error Logs Table 2-2 Continued Error Codes Description Action If the processor was removed while in 0009 FRIGID START: System was restarted and initialized use, the system may perform a frigid...
  • Page 58 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-8 Error Logs Table 2-2 Continued Error Codes Description Action Troubleshoot the processor. 0012 INVALID RESET FLAG: Processor problem. Troubleshoot the processor.
  • Page 59 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-9 Error Logs Table 2-2 Continued Error Codes Description Action Flip the write protection switch on the 0403 ABK CARD WRITE-PROTECTED: The Translation card has the write card to off (non-write protect...
  • Page 60 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-10 Error Logs Table 2-2 Continued Error Codes Description Action No action required. 0C01 NO I-VMS PORT IN SERV: This error indicates that the VMS machine may be down.
  • Page 61 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-11 Error Logs Table 2-2 Continued Error Codes Description Action Correct indicated errors, and then 3001 ALARM TABLE FULL: The error logs are full, and no more remove entries from the transient system errors can be added to them.
  • Page 62 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-12 Error Logs Table 2-2 Continued Error Codes Description Action Troubleshoot the T1 trunk. If problem 6C03 DS1 RED ALARM: Incoming signal does not have valid persists, escalate to your technical framing information.
  • Page 63 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-13 Error Logs Table 2-2 Continued Error Codes Description Action Troubleshoot the T1 trunk. If problem 6C09 DS1 MISFRAME ALARM: Misframe count reached 18.
  • Page 64 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-14 Error Logs Table 2-2 Continued Error Codes Description Action Usually no action is required. The link 6C0F BRI NET INV B1 LB ACT: should return to normal once the test is completed.
  • Page 65 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-15 Error Logs Table 2-2 Continued Error Codes Description Action Troubleshoot the PRI trunk and report to 7002 PRI SVC STATE INCONSIST: service provider;...
  • Page 66 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-16 Error Logs Table 2-2 Continued Error Codes Description Action Test the trunk with a single-line 7402 LOOP CONTROL BIT NOT SET: No loop current on an outgoing call.
  • Page 67 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-17 Error Logs Table 2-2 Continued Error Codes Description Action Reset the board . If problem persists, 7802 SANITY INT NOT GENERATED: Only applies to modules that have troubleshoot the module.
  • Page 68 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-18 Error Logs Table 2-2 Continued Error Codes Description Action If problem persists, troubleshoot the 780A DPR TEST NOT COMPLETED: Reported during cold start.
  • Page 69 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-19 Error Logs Table 2-2 Continued Error Codes Description Action If problem persists, troubleshoot the tie 8404 ON HOOK BEFORE WINK: Outbound dialing problems on tie trunk configuration.
  • Page 70 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-20 Error Logs Table 2-2 Continued Error Codes Description Action Turn the processor off and then on. 840A BAD DOWNLINK MESSAGE: Communication problems occurred Repeat system programming procedure.
  • Page 71 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-21 Error Logs Table 2-2 Continued Error Codes Description Action Turn power off for at least 1 second and 840D INCORRECT FIRMWARE STATE: If this error occurs four times...
  • Page 72 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-22 Error Logs Table 2--2 Continued Error Codes Description Action Reset the card and try again. If the 9803 MCARD 12-VOLT ERROR: The memory card voltage is...
  • Page 73 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-23 Error Logs Table 2-2 Continued Error Codes Description Action The network has indicated that a 9C08 PROTOCOL ERROR: Service on the line may be affected.

  • Page 74: Access Log

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-24 Access Log Access Log In addition to checking the error logs, you can check the access log to help you troubleshoot.
  • Page 75 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-25 Access Log Console Display/Instructions Additional Information From the Maintenance menu, select the System option. Maintenance Make a selection System Slot Port...

  • Page 76: System Inventory

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-26 System Inventory System Inventory If you need to contact your technical support organization, you may also need to access the System Inventory screen.
  • Page 77 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-27 System Inventory When you access the System Inventory screen, Slot 00 information is displayed. Line 2 indicates that the processor occupies Slot 00. System Inventory: Slot 00 Press the More button to review...
  • Page 78 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Error Logs, Access Logs, and System Inventory Page 2-28 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 79: Telephone Problems

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 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 80: Fixing Telephone Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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’’, for details.
  • Page 81 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-3 Fixing Telephone Problems NOTE: Refer to “Troubleshooting Trunk Problems” in Chapter 5 if the reported problem is echo during conversations on T1 trunks with GS emulation connected to a toll office.
  • Page 82 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-4 Fixing Telephone Problems Replace the wiring between the module jack field and the telephone   to see if there is a wiring problem. Analog Multiline Telephone Problems If telephone LEDs and/or ringing tones do not work properly on analog multiline telephones, follow the steps below.
  • Page 83 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 84: Mlx Telephone Tests

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-6 MLX Telephone Tests Cancel the Call Forwarding feature (for the receiving telephone): On multiline telephones, press the Feature button and dial *34* On single-line telephones, pick up the handset, dial , and then #*34*...
  • Page 85 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 86: System Requirements For Touch-Tone Receivers

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-8 System Requirements for Touch-Tone Receivers f. Dial to turn off the Message LED and resume normal operations. If these tests fail, replace the MFM.   Table 3-2.
  • Page 87 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-9 System Requirements for Touch-Tone Receivers Estimate the hourly call volume for calls originating from single-line telephones, incoming calls on remote access and Direct Inward Dial (DID) lines, and calls on tie lines.
  • Page 88 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-10 System Requirements for Touch-Tone Receivers Table 3-3. TTRs Required by VMS Number of VMS Ports Number of TTRs Required...
  • Page 89 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-11 System Requirements for Touch-Tone Receivers Table 3-4 estimates the total number of TTRs required in the system, based on call volume and whether the system uses account codes. The call volume in this table includes all calls originating from single-line telephones, calls on tie lines, incoming remote access and DID calls, and calls routed to the voice messaging system.
  • Page 90 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Telephone Problems Page 3-12 System Requirements for Touch-Tone Receivers...

  • Page 91: Control Unit Problems

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 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 92: Power Supply Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 93 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-3 Power Supply Problems Checking the LED If the power supply’s LED is off, check the power switch. If it is off, turn on the power switch for each power supply in the control unit.
  • Page 94 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-4 Power Supply Problems Interlocking Post Figure 4-1. Power Supply Interlocking Post If the interlocking post is not broken, reinstall the power supply; follow Steps 5–8 in ‘‘Replacing the Power Supply’’...
  • Page 95 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-5 Power Supply Problems Current 012 modules contain built-in ring generators [apparatus code 517G13 (28) or higher letter]. If tip/ring devices connected to a newer module do not ring, see ‘‘Module Problems’’...
  • Page 96 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-6 Power Supply Problems Disconnect the other cable from the header labeled P101 on the right side of the power supply circuit board. You need to grip this cable firmly and pull forcefully.
  • Page 97 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 98 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 99 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 100 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 101 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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.
  • Page 102 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 103 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-13 Processor Problems To perform Peek, follow the steps below. Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Maintenance Make a selection System...

  • Page 104: Processor Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-14 Processor Problems Console Display/Instructions Additional Information Select the Peek option. Poke and System Erase are not Demand Test Slot 00: displayed, which prevents customers Make a selection from accidentally changing the Peek...
  • Page 105 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-15 Processor Problems Poke CAUTION: Do not perform Poke unless you are following instructions from your technical support organization. Summary Console Procedure Menu Dial the slot Maintenance...
  • Page 106 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-16 Processor Problems Console Display/Instructions Additional Information Select the Demand Test. Slot 00: Make a selection Status Demand Test Exit Select Poke two times. Poke and System Erase are not Demand Test Slot 00: displayed, which prevents customers...
  • Page 107 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-17 Processor Problems Console Display/Instructions Additional Information Follow the instructions from your technical support organization to modify the contents of the address entered in Step 6. Oxaaaaaaaaa Enter data: Enter Backspace...
  • Page 108 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-18 Processor Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Maintenance Make a selection System Slot Port Exit Specify Slot 00.
  • Page 109 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-19 Processor Problems Console Display/Instructions Additional Information Select Yes. Slot 00 System Erase: System will be down... Do you want to continue? Exit System Erase: Full-default Restarting...
  • Page 110 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-20 Processor Problems Upgrading to a later release of system software. Summary Console Procedure Menu Maintenance System Upgrd/Instll Exit Exit Yes PC Procedure "...
  • Page 111 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-21 Processor Problems PROCESSOR MODULE Error/Status Code Display PCMCIA Interface Slot IN S E R C O P Y R IG A L L H T ©...
  • Page 112 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-22 Processor Problems Console Display/Instructions Additional Information Initiate the software installation. Maintenance Make a selection System Slot Port Exit If the maintenance screens are functioning correctly, select from System the Maintenance menu.
  • Page 113 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-23 Processor Problems Console Display/Instructions Additional Information Upgrade/Installation: Validation of Memory Card Successfully Completed. Exit When completed, select Exit to continue. Verify that the memory card or release number is the required one, and select Exit to continue.
  • Page 114 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-24 Processor Problems Console Display/Instructions Additional Information If the release number is the one you want, select Yes. Upgrade/Installation: System will be down ... Do you want to continue? Exit If the forced installation is attempted while a line/trunk or extension...
  • Page 115 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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...
  • Page 116 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-26 Processor Problems Table 4-2. Codes Displayed on the Error/Status Display During Forced Installation Code Meaning Action Upgrade is in progress No action required. Install is in progress No action required.
  • Page 117 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-27 Processor Problems Missing Card or Card Not Inserted Correctly Upgrade/Installation: Verify that Memory Card has been installed correctly. Exit Insert the memory card correctly; then select and begin the forced Exit installation procedure again.
  • Page 118 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-28 Processor Problems Memory Card Is Corrupted Upgrade/Installation: Information on the Memory Card is corrupted. Please remove the Memory Card. Exit Select and repeat the forced installation procedure with a new memory Exit card.
  • Page 119 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 120 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-30 Processor Problems If hidden key is pressed, the following screen appears. Installation: MemCard Rel: 4.y Vnn.mm Current Rel: 4.y Vnn.mm All translations will be DELETED Exit...
  • Page 121 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-31 Processor Problems Replacing the Processor Module A failed processor module must be replaced immediately. To replace the processor module, follow the steps below. If possible, save system programming.
  • Page 122 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-32 Processor Problems The backup floppy disk or original system programming disk. See System Programming and Maintenance for instructions. The backup memory card or original system programming Appendix D, ‘‘Backing memory card (Release 3.0 and later).
  • Page 123 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-33 Processor Problems Grasp both metal rings on the outside of the feature module and pull straight up. CAUTION: Grasping only one of the rings may cause damage to components on the processor circuit board or feature module.

  • Page 124: Module Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-34 Module Problems Align the connectors on the new feature module with the connectors in the processor (see Figure 4-5). Firmly press the new feature module into the processor. Insert the processor back into the carrier.
  • Page 125 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-35 Module Problems Module Test Process Figure 4-6 shows the module test process. Refer to it and the text that follows for the recommended approach to testing modules.
  • Page 126 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-36 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 127 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-37 Module Problems Considerations Review the following items before you begin a module test procedure. System Components Before running a module test, make sure the following system components are working: Power supply Processor.

  • Page 128: Ni-Bri Module Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-38 Module Problems If errors indicate that the module is faulty, record them on the module repair tag immediately after running the test. NOTE: If the system does not recognize a 408 GS/LS-MLX module during testing, check the release number of the system.

  • Page 129: Module Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-39 Module Problems For 100D modules, continue with the CSU loopback test. ‘‘100D Module Problems’’ later in this chapter. If errors occur, record them as described in “Considerations”...
  • Page 130 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-40 Module Problems — If a call is using a line or extension on the module being Reset and another line and/or extension is involved in the call, the call on the module being reset is put on hold.
  • Page 131 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-41 Module Problems Specify the slot number ( nn = 01 to 17). Dial or type [ nn ] then select Enter. Slot: Enter Slot number (00-17) Backspace...
  • Page 132 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-42 Module Problems Console Display/Instructions Additional Information Select Busy-Out. xx = slot number entered in Step 2 Slot xx : Make a selection Status Demand Test Busy-Out...
  • Page 133 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-43 Module Problems The screen below appears when the module is successfully busied-out. Console Display/Instructions Additional Information xx = slot number entered in Step 2 Busy-Out Slot xx : Busy-Out Complete Exit...
  • Page 134 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-44 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Maintenance Make a selection System Slot Port Exit Specify the slot number ( nn = 01 to 17).
  • Page 135 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-45 Module Problems Console Display/Instructions Additional Information Select Yes. xx = slot number entered in Step 2 Reset Slot xx Do you want to continue? Cancel Exit The screen below appears while the module is discontinuing service to...
  • Page 136 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-46 Module Problems The screen below appears when the Reset fails. Try again, and be sure to specify the correct slot. xx = slot number entered in Step 2 Reset Slot xx : Reset FAILED Exit...
  • Page 137 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-47 Module Problems Specify the slot number ( nn = 01 to 17). Dial or type [ nn ], then select Enter. Slot: Enter Slot number (00-17) Backspace...
  • Page 138 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-48 Module Problems Console Display/Instructions Additional Information Select the Restore option. xx = slot number entered in Step 2 Slot xx : Make a selection Status Demand Test...

  • Page 139: Internal Loopback Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-49 Module Problems The screen below appears when the module is successfully restored. Console Display/Instructions Additional Information xx = slot number entered in Step 2 Restore Slot xx : Restore Complete Exit...
  • Page 140 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-50 Module Problems Time Estimate It takes approximately 1.5 minutes to run each test. The 100D module and 408 GS/LS-MLX module each take approximately 3 minutes, because they each have two DSEs.
  • Page 141 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-51 Module Problems Console Display/Instructions Additional Information Specify the slot number ( nn = 01 to 17). Dial or type [ nn ], then select Enter. Slot: Enter Slot number (00-17) Backspace...
  • Page 142 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-52 Module Problems Console Display/Instructions Additional Information To run the test once or run it repeatedly, select Test Once or Repetitive. xx = slot number entered in Step 2. Demand Test Slot xx : Board aaaaaaaaaaaaaaaaaa Internal Loopback...
  • Page 143 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-53 Module Problems The screen below appears when either test (Test Once or Repetitive) fails. Console Display/Instructions Additional Information xx = slot number entered in Step 2 Demand Test Slot xx : Board aaaaaaaaaaaaaaaaaa Internal Loopback Test...
  • Page 144 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-54 Module Problems If the test fails, find the error message in Table 4-3 and proceed as indicated. Table 4-3. Internal Loopback Test Errors Error Messages Corrective Action Exit the test, busy-out the slot, and try again.
  • Page 145 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-55 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 146 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-56 Module Problems To run the Board Controller Module Test, use the following steps. Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Maintenance Make a selection System...
  • Page 147 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-57 Module Problems Console Display/Instructions Additional Information Select the Board Controller Test. xx = slot number entered in Step 2 Demand Test Slot xx : Make a selection Note:Busy out slot first BoardCntrlr...
  • Page 148 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-58 Module Problems The screen below appears when either test (Test Once or Repetitive) fails. xx = slot number entered in Step 2 Demand Test Slot xx : Board aaaaaaaaaaaaaaaaaa Board Controller Test...

  • Page 149: B-Channel Loopback Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-59 Module Problems Restoring the Module When you are finished running module tests, be sure to restore the module. See ‘‘Restore’’, earlier in this chapter. B-Channel Loopback Test This test verifies that specific communication paths on the MLX or 800 NI-BRI modules are operational.
  • Page 150 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-60 Module Problems Restore Restore the module if it successfully completes all module tests and the errors no longer occur. Restore is in the Slot menu, which you can access by doing the following from the console: Menu Maintenance...
  • Page 151 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-61 Module Problems Console Display/Instructions Additional Information Select the B-Channel Loopback test. xx = slot number entered in Step 2 Slot xx : Make a selection Status Demand Test...
  • Page 152 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-62 Module Problems The screen below appears only if the test fails. xx = slot number entered in Step 2 BchLoopback Slot xx : BchLoopback Failed xxxxxxxxxxxxxxxxxxxxxxxxx xx xx xx xx xx xx xx xx...

  • Page 153: Replacing Modules

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-63 Module Problems Table 4-5. Channel Loopback Errors Error Messages Corrective Action Exit the test, busy-out the slot, and try again. Slot is not busied-out Exit the test and try again;...
  • Page 154 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-64 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 155 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-65 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 156 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-66 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 157 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-67 Module Problems Release 4.0, the circuit modules that include this feature are the 016, the 800 GS/LS-ID, and the 800 NI-BRI. Firmware on this circuit module can be upgraded or reinstalled with an Upgrade memory card.
  • Page 158 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-68 Module Problems PROCESSOR MODULE Error/Status Code Display PCMCIA Interface Slot IN S E C O P Y R IG A L L H T ©...
  • Page 159 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-69 Module Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Slot option. Maintenance Make a selection System Slot Port Exit Specify the slot number ( nn = 01 to 17).
  • Page 160 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-70 Module Problems The screen below appears if the module is a 100D. Console Display/Instructions Additional Information xx = slot number entered in Step 3 Slot xx : Make a selection Status...
  • Page 161 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-71 Module Problems Console Display/Instructions Additional Information Select the firmware to be programmed. xx = slot number entered in Step 3 Upgrade Slot xx : > Line 2 displays the firmware version aaaaaaaaaaaaaaaa Ver: aa currently installed on the module.
  • Page 162 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-72 Module Problems If the module Busy-Out is blocked by an active line or extension, the following screen appears. Console Display/Instructions Additional Information Choose to wait for the module to busy-out or reset the module.
  • Page 163 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-73 Module Problems If a is also required, the screen below appears. Board Renumber Console Display/Instructions Additional Information Upgrade Slot xx : Upgrade Successfully Completed Slot Busied Out.
  • Page 164 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-74 Module Problems Missing Card or Card Not Inserted Correctly Module Upgrade: verify that Memory Card has been inserted correctly. Exit Insert the memory card correctly; then select and begin the upgrade Exit procedure again.
  • Page 165 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-75 Module Problems This procedure can be run only on the 800 GS/LS-ID, 016, or 800 NI-BRI modules or other modules introduced after Release 3.0. Select and repeat Exit the upgrade procedure, being careful to select the correct slot.
  • Page 166 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-76 Module Problems Module Error Console Display/Instructions Additional Information xx = slot selected in Step 3. Upgrade slot xx : Module error Exit Select and reinitiate the upgrade procedure.
  • Page 167 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-77 Module Problems Console Display/Instructions Additional Information xx = slot selected in Step 3. Upgrade slot xx : Memory Card file error. Upgrade CANCELED Upgrade INCOMPLETE Exit...
  • Page 168 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-78 800 NI-BRI Module Problems Select and repeat the upgrade procedure, being careful to select the Exit correct slot. Board Memory Programming Failure Console Display/Instructions Additional Information xx = slot selected in Step 3.

  • Page 169: Ni-1 Bri Provisioning Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-79 800 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 170 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-80 800 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 in the Slot menu, which you can access by doing the following from the console: Menu...
  • Page 171 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-81 800 NI-BRI Module Problems NOTE: Before proceeding with this test, have available completed copies of System Planning Form 3-i, Incoming Trunks : BRI Options and the NI-1 BRI Planner Form .
  • Page 172 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-82 800 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:. xx = slot number entered in Provisioning slot xx : Step 2...
  • Page 173 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-83 800 NI-BRI Module Problems Console Display/Instructions Additional Information Observe the status screens below. The screen below appears while the test is running. xx = slot number entered in Step 2 Provisioning slot xx : Provisioning in progress...
  • Page 174 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-84 800 NI-BRI Module Problems xx = slot number entered in Step 2 Provisioning slot xx : At least 1 line not OK Lines 3 through 6 will contain at xxxxx xxxxx xxxxx xxxxx least one error message.
  • Page 175 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-85 800 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 176 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-86 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code Possible causes for this error are: CO-V continued Outgoing voice calls are not possible. (Error identified at Outgoing Voice Call Test, Step 4) Incoming voice calls are not possible.
  • Page 177 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-87 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code Provisioning on the facility does not always CO-V continued allow outgoing and/or incoming calls.
  • Page 178 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-88 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code The possible causes for this error are: CO-D continued Outgoing data calls are not possible.
  • Page 179 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-89 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code CO provisioning This result indicates that facility is correctly administered CO-DV error for voice and established on Layers 1, 2, and 3.
  • Page 180 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-90 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code Error on MERLIN The facility is correctly administered and established CO-DNV (Release LEGEND...
  • Page 181 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-91 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code Error on The facility is correctly administered and established with CO-DDV layers 1, 2, and 3.
  • Page 182 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-92 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code Incorrect DN The facility is established in layers 1, 2, and 3. Check that (Release administration the facility is administered with the DN provided by the...
  • Page 183 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-93 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code No data The facility is correctly administered and established MLHD (Release hunting, or...
  • Page 184 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-94 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code No voice or The facility is correctly administered and established MLHDV (Release data hunting,...
  • Page 185 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-95 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code BRI facility that is No action is required if non-MLH voice and data OKNOH not part of an (Release...
  • Page 186 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-96 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code No administration Check that the facility is administered with the SPID and DN ADMIN or incorrect provided by the CO.
  • Page 187 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-97 800 NI-BRI Module Problems Table 4-7 Continued Result Description Corrective Action Code LAYER 2 BRI Layer 1 is established. Unplug the connector and replug LAYR2 Provisioning error it into the same port.

  • Page 188: Outgoing Voice Call Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-98 800 NI-BRI Module Problems Outgoing Voice Call Test Place a voice call from the BRI line under test to either a working facility on the system or to a phone on the premises that is connected to the Central Office (CO).

  • Page 189: Incoming Voice Call Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-99 800 NI-BRI Module Problems Answer the call at the destination telephone and verify the connection. Disconnect the call at either the originating or receiving end. Verify that the green LED next to this button turns off and the connection is removed.

  • Page 190: Outgoing Data Call Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-100 800 NI-BRI Module Problems Outgoing Data Call Test Place a data call from the BRI line under test to either a working facility on the system or a data endpoint on the premise that is connected to the central office (CO).

  • Page 191: Incoming Data Call Test

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-101 800 NI-BRI Module Problems Disconnect the call from either the originating or receiving end. Verify that the green LED turns off and the communication path is removed. Incoming Data Call Test Place a data call from a known working facility to the BRI line under test.
  • Page 192 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-102 800 NI-BRI Module Problems 800 NI-BRI Module Clock Status If you have not been trained to perform BRI maintenance, contact your technical support organization for instructions on using this procedure.

  • Page 193: D Module Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-103 100D Module Problems displayed only for the Restore Clock 800 NI-BRI module. CSU-lpbk Upgrade Exit Provision- If you need assistance in interpreting the information displayed on the screen, contact your technical support.
  • Page 194 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-104 100D Module Problems Summary Console Procedure Menu Dial the slot Maintenance Slot Enter CSU-lpbk PC Procedure Type the slot no. Appropriate Modules This test can be run only on 100D modules.
  • Page 195 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-105 100D Module Problems Busy-out the 100D module. Prepare the CSU. For the 551 T1 CSU, connect the EQ OUT and EQ IN jacks (see Figure 4-8).
  • Page 196 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-106 100D Module Problems 551 T1 Channel Service Unit Office Repeater .18A + Line Signal Monitor Unit Line Dens Zeros Looped BPV Pulse Line .18A...
  • Page 197 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-107 100D Module Problems ACCULINK NET EQPT OK FAIL TEST SIG OOF ALRM EER SIG OOF ALRM PDV BPV EQPT 3150 NETWORK Figure 4-10.
  • Page 198 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-108 100D Module Problems Test: Rlpbk Lpbk Ptrns Figure 4-12. ACCULINK 3150 CSU DTE Loopback Command 2 Loopback: Abort Figure 4-13. ACCULINK 3150 CSU DTE Loopback Command 3...
  • Page 199 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-109 100D Module Problems Loopback: Figure 4-14. ACCULINK 3150 CSU DTE Loopback Command 4...
  • Page 200 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-110 100D Module Problems To run the CSU Loopback Test, follow the steps below. From the Maintenance menu, select the Slot option. Console Display/Instructions Additional Information Maintenance...
  • Page 201 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-111 100D Module Problems The screen below appears while the test is running. At the same time, the module’s green LED flashes. Console Display/Instructions Additional Information xx = slot number entered in Step 2.
  • Page 202 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-112 100D Module Problems Interpreting Test Results If the test is successful, the connection between the CSU and the 100D module is good, and the 100D module is probably okay. Continue with the next module test;...
  • Page 203 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-113 100D Module Problems Restoring the Module After completing the CSU Loopback Test, follow the steps below to restore the module. If you are finished testing modules, restore the 100D module. Refer to ‘‘Restore’’, earlier in this chapter, for instructions.
  • Page 204 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-114 100D Module Problems Synchronization. The system maintains proper synchronization to the loop clock and switches to the local clock when the loop clock is not available (for example, during a loss of signal or a blue alarm).
  • Page 205 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-115 100D Module Problems Console Display/Instructions Additional Information Specify the 2-digit slot number ( nn = 01 to 17). Dial or type [ nn ] and select Enter. Slot: Enter Slot number (00-17) Backspace...
  • Page 206 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-116 100D Module Problems The screen below displays the errors that have accumulated during the current hour. Console Display/Instructions Additional Information xx =slot number entered in Step 2 Current hr Slot xx : mm/dd/yy hh:00-hh:mm...
  • Page 207 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-117 100D Module Problems From the Maintenance menu, select the Slot option. Console Display/Instructions Additional Information Maintenance Make a selection System Slot Port Exit Specify the 2-digit slot number ( nn = 01 to 17).

  • Page 208: Cti Link Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-118 CTI Link Problems Console Display/Instructions Additional Information If you need assistance in interpreting the information displayed on the screen, contact your technical support. Clock Slot xx : mm/dd/yy hh:00-hh:mm...
  • Page 209 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-119 CTI Link Problems Before you start maintenance or troubleshooting procedures for the CTI Link, you should verify the following: The MERLIN LEGEND Communications System is operating in Hybrid/PBX mode.
  • Page 210 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-120 CTI Link Problems To check Station Status, follow the steps below. Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System...
  • Page 211 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-121 CTI Link Problems The following screen appears if the port is not a CTI Link. xxxx is dial plan Station: number, slot/port, or Make a selection logical ID.
  • Page 212 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-122 CTI Link Problems Selecting Exit returns you to the screen in Step 2 for further testing or you can exit the maintenance routine from that screen. Test Summary Console Procedure...
  • Page 213 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-123 CTI Link Problems Console Display/Instructions Additional Information Enter station number and select Enter. xxxx is dial plan Station: number, slot/port, or Enter a station number logical ID.
  • Page 214 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-124 CTI Link Problems Console Display/Instructions Additional Information The following screen appears if the test fails. xxxx is dial plan number, Test CTI Link xxxx : slot/port, or logical ID.
  • Page 215 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-125 CTI Link Problems Restart Summary Console Procedure Menu Dial port Maintenance Port Station number Enter Restart Exit PC Procedure Type port number "...
  • Page 216 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-126 CTI Link Problems Backspace Exit Enter Select Restart. xxxx is dial plan CTI Link xxxx : number, slot/port, or Make a selection logical ID.
  • Page 217 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-127 CTI Link Problems If the restart fails, the following screen appears. xxxx is dial plan number, Restart CTI Link xxxx : slot/port, or logical ID.
  • Page 218 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-128 CTI Link Problems Varying Hiding Time CAUTION: This procedure should be done only under the direction of NSAC/Tier 3 engineers. It is not recommended for users or service technicians. If this value is changed, a corresponding change must be made for the PBX driver under the direction of Technical Support Organization (TSO) personnel.
  • Page 219 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-129 CTI Link Problems Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Select Station.

  • Page 220: Removing A Cti Link

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-130 Removing a CTI Link Select Hiding Time. Hiding Time is not shown on the display, but may be selected by pressing the associated softkey twice. Console Display/Instructions Additional Information xxxx is dial plan...
  • Page 221 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-131 Removing a CTI Link Link Shutdown. When you want to temporarily idle a CTI link before working on it. Permanent Removal For a permanent CTI link removal, do the following: (optional) Suspend MERLIN LEGEND alarming for the CTI link.

  • Page 222: Carrier Problems

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-132 Carrier Problems For a link shutdown, do the following: Suspend MERLIN LEGEND alarming for the CTI link. If Step 1 of the link shutdown is not performed, then the MERLIN LEGEND may generate alarms about the CTI link while under maintenance.
  • Page 223 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-133 Carrier Problems Removing the Faulty Carrier Remove the control unit housing. If you need instructions, see ‘‘Removing the Control Unit Housing’’ Chapter Back up system programming.

  • Page 224: Checking System And Slot Status

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-134 Checking System and Slot Status Repeat Steps 8–10 until the faulty carrier is removed.   Replacing the Carrier After removing the faulty carrier, use the steps below as a guideline for installing a new carrier.
  • Page 225 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-135 Checking System and Slot Status Console Display/Instructions Additional Information From the Maintenance menu, select the System option. Maintenance Make a selection System Slot Port...
  • Page 226 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-136 Checking System and Slot Status Immediately following , or is its status ( in the screens shown above), which can be On, Off, or No status (an empty slot in the control unit). Red LED When the red LED is on, the module is not in service because it is in standby mode, being tested, or is in an alarm condition.
  • Page 227 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-137 Checking System and Slot Status Slot Status Slot Status provides the following information for a module in a particular slot: LED status Errors (yes or no) Mode (initialization, standby, test, or normal) Alarms (yes or no)
  • Page 228 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-138 Checking System and Slot Status From the Maintenance menu, select the Slot option. Console Display/Instructions Additional Information Maintenance Make a selection System Slot Port...
  • Page 229 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-139 Checking System and Slot Status If you selected Slot 00, the screen below appears. For detailed information about this status screen, see ‘‘Slot Status’’, earlier in this chapter.
  • Page 230 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Control Unit Problems Page 4-140 Checking System and Slot Status...

  • Page 231: Central Office Problems

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 Central Office Problems Trunk Errors Page 5-1 Central Office 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 232 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-2 Trunk Errors Table 5-1. Troubleshooting Trunk Symptoms Symptom Section Incoming calls not being received Incoming Trunk Problems Cannot make outgoing calls Outgoing Trunk Problems General trunk problems Manual Correction of Trunk Problems...
  • Page 233 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office 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. Check for outside dial tone at the network interface.
  • Page 234 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-4 Trunk Errors Listen for dial tone. If dial tone is not present, use a test telephone to isolate the problems either to the module where the trunk terminates or to the location in the trunk access equipment.
  • Page 235 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-5 Trunk Errors At the maintenance terminal, check the trunk programming to be sure this trunk has been properly translated. See the system planning forms. If the module continues to malfunction, replace it.
  • Page 236 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-6 Trunk Errors No more than 50 percent of trunks in a pool can be in maintenance-busy states at one time. The only exceptions are as follows: User-imposed maintenance-busy (for example, module replacement) Module maintenance-busy (for example, a loss-of-service alarm in the 100D module)
  • Page 237 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-7 Trunk Errors After four occurrences, the trunk is put into a maintenance-busy state and a permanent error is logged. The CO fails to disconnect when the GS trunk is dropped by the system. After two occurrences, the trunk is put into a maintenance-busy state and a permanent error is logged.

  • Page 238: Checking Ports

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-8 Checking Ports Maintenance-Busy Status ‘‘Checking Ports’’ below for information on maintenance-busy status. Checking Ports You perform the following procedures from the maintenance terminal. By selecting from the Maintenance screen, you can check the Port...
  • Page 239 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-9 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Select the Line/Trunk option.
  • Page 240 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-10 Checking Ports Console Display/Instructions Additional Information Select trunk Status. xxx = line number entered in Step 3 Line/Trunk xxx : Make a selection Status Busy Out Restore...
  • Page 241 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-11 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Select the Station (extension) option.
  • Page 242 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-12 Checking Ports Select Status. xxxx = extension number entered in xxxx : Station Step 3 Make a selection Status Busy Out Restore Exit The maintenance-busy status for the trunk you selected is displayed as a Yes...
  • Page 243 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-13 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Console Display/Instructions Additional Information...
  • Page 244 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-14 Checking Ports Select DSL Status. sspp = slot/port number entered in sspp : Step 3 Make a selection Status Busy Out Restore Exit The maintenance-busy status for the trunk you selected is displayed as a Yes...
  • Page 245 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-15 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Select the Line/Trunk option.
  • Page 246 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-16 Checking Ports Console Display/Instructions Additional Information Select Busy-Out. xxx = line number entered in Step 3 Line/Trunk xxx : Make a selection Status Busy Out Restore...
  • Page 247 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-17 Checking Ports Busying-Out an Extension Summary Console Procedure Menu Dial Maintenance Port Extension the dial plan no. Enter Busy-Out PC Procedure Type the dial plan "...
  • Page 248 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-18 Checking Ports Console Display/Instructions Additional Information Specify the dial plan number extension number ( nnnn = 1- to 4-digit extension number). Dial or type [ nnnn ], then select Enter.
  • Page 249 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-19 Checking Ports The screen below isa shown until Busy-Out finishes or fails. xxxx = extension number entered in xxxx : Station Step 3 Busy-Out in Progress Exit...
  • Page 250 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-20 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit...
  • Page 251 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-21 Checking Ports Console Display/Instructions Additional Information Select the DSL option. Port: Make a selection Line/Trunk Modem Station B-Channel RS232 Port1 RS232 Port2 Exit Enter Specify the dial plan DSL number ( sspp = 2-digit slot number and...
  • Page 252 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-22 Checking Ports The screen below appears when Busy-Out is completed successfully. sspp = slot/port number entered in sspp : Step 3 Busy-Out Successfully Completed Exit...
  • Page 253 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-23 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Select the Line/Trunk option.
  • Page 254 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-24 Checking Ports The screen below is shown until Restore finishes or fails. xxx = line number entered in Restore Line/Trunk xxx : Step 3 Restore in Progress Exit...
  • Page 255 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-25 Checking Ports Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System Slot Port Exit Select the Station (extension) option.
  • Page 256 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-26 Checking Ports Select Restore. xxxx = extension number entered in Station xxxx : Step 3 Make a Selection Status Busy Out Restore Exit The screen below is shown until Restore finishes or fails.
  • Page 257 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-27 Checking Ports Restoring a Digital Subscriber Line (DSL) Summary Procedure Menu Dial the dial Maintenance Port plan no. Enter Restore PC Procedure Type the dial plan no.
  • Page 258 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-28 Checking Ports To restore an extension, follow the steps below. Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System...
  • Page 259 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-29 Checking Ports Console Display/Instructions Additional Information Select Restore. sspp = slot/port number entered in DSL sspp : Step 3 Make a Selection Status Busy Out Restore...
  • Page 260 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-30 Checking Ports Resetting an RS-232 Port The ADMIN (SPM) port is RS-232 Port 1, and the SMDR port is RS-232 Port 2. Summary Console Procedure Menu...
  • Page 261 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-31 Checking Ports Console Display/Instructions Additional Information Select Yes. x = port selected in Step 2 RS232 Port x Reset: Do you want to continue? Cancel Exit The screen below is shown until Reset finishes or fails.
  • Page 262 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-32 Checking Ports Resetting the Processor’s Internal Modem Summary Console Procedure Menu Maintenance Port Modem Reset 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 263 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-33 Checking Ports Console Display/Instructions Additional Information Select Yes. Modem Port Reset: Do you want to continue? Cancel Exit The screen below is shown until Reset finishes or fails. Modem Port Reset: Reset in Progress Exit...
  • Page 264 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-34 Checking Ports Auditing DS1 PRI B-Channels The Auditing Lines and Auditing Calls procedures initiate an audit. Once an audit is initiated, you need to wait for the far end to send a message, which usually takes about four minutes.
  • Page 265 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-35 Checking Ports Auditing Lines Summary Procedure Menu Dial Maintenance Port B-Channel the slot and port no. Enter Audit Lines PC Procedure Type the slot and port "...
  • Page 266 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-36 Checking Ports To audit lines, follow the steps below. Console Display/Instructions Additional Information From the Maintenance menu, select the Port option. Maintenance Make a selection System...
  • Page 267 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-37 Checking Ports Console Display/Instructions Additional Information Select Audit Line. xxxx = slot and port number entered B-Channel xxxx : in Step 3. Make a selection Audit Line Audit Call...
  • Page 268 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. If the problem is not at the CO end, select the correct B-channel and repeat the Audit Lines procedure.
  • Page 269 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-39 Checking Ports Console Display/Instructions Additional Information Select the B-Channel option. Port: Make a selection Line/Trunk Modem Station B-Channel RS232 Port1 RS232 Port2 Exit Enter Specify the slot and port number ( ss =2-digit slot number;...
  • Page 270 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-40 Checking Ports After about four minutes, check the error logs. If new PRI errors occur, contact your technical support organization for help on interpreting the results and your action.

  • Page 271: Conclusion Of Hardware Maintenance

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-41 Conclusion of Hardware Maintenance Conclusion of Hardware Maintenance Installing the Control Unit Housing (Release 2.1 or Later) After you have completed maintenance and troubleshooting on Release 2.1 or later, follow the steps below to reinstall the control unit housing.
  • Page 272 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-42 Conclusion of Hardware Maintenance Top cover Empty module Figure 5-1. Installing the Control Unit Top Cover (Release 2.1 and Later)

  • Page 273: Front Cover

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-43 Conclusion of Hardware Maintenance Front cover M E R L I N L E G E N D Figure 5-2. Installing the Control Unit Front Cover (Release 2.1 and Later)
  • Page 274 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-44 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 275 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-45 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 Figure 5-3.
  • Page 276 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Central Office Problems Page 5-46 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 277: 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. Consultation charges may apply.

  • Page 278: Commission (Fcc) Electromagnetic Interference Information

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-2 Federal Communications Commission (FCC) Electromagnetic Interference Federal Communications Commission (FCC) Electromagnetic Interference Information This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.

  • Page 279: Fcc Notification And Repair Information

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-3 FCC Notification and Repair Information FCC Notification and Repair Information This equipment is registered with the FCC in accordance with Part 68 of its rules. In compliance with those rules, you are advised of the following: Means of Connection.
  • Page 280 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-4 FCC Notification and Repair Information The REN (Ringer Equivalence Number) for all three systems is 1.5A. — The facility interface code (FIC) and service order code (SOC): For tie line connection, the FIC is TL31M and the SOC is 9.0F.

  • Page 281: 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 282 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-6 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 283: Doc Notification And Repair Information

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-7 DOC Notification and Repair Information Allowing this equipment to be operated in such a manner as not to provide proper answer supervision signaling is in violation of Part 68 rules.
  • Page 284 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-8 DOC Notification and Repair Information Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier. Any repairs or alterations made by the user to this equipment, or any equipment malfunctions, may give the telecommunications company cause to request the user to disconnect the equipment.

  • Page 285: Du Canada Et La Réparation

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-9 Renseignements sur la notification du ministère des Communications du Renseignements sur la notification du ministère des Communications du Canada et la réparation AVIS: L’étiquette du ministère des Communications du Canada identifie le matériel homologué.
  • Page 286 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-10 Renseignements sur la notification du ministère des Communications du AVERTISSEMENT: L’utilisateur ne doit pas tenter de faire ces raccordements lui-même; il doit avoir recours à un service d’inspection des installations électriques, ou à...
  • Page 287 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-11 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 288: Security Of Your System

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-12 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 289 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 290: Toll Fraud Prevention

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-14 Toll Fraud Prevention When possible, restrict the off-network capability of off-premises callers, using calling restrictions, Facility Restriction Levels (Hybrid/PBX mode only), and Disallowed List capabilities. In Release 3.1 and later systems, a prepared Disallowed List (number 7) is provided and is designed to prevent the types of calls that toll-fraud abusers often make.
  • Page 291 (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 292 Any time a call appears to be suspicious, call the Lucent Technologies GBCS Fraud Intervention Center at 1 800 628-2888 (fraud intervention ®...
  • Page 293 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-17 Toll Fraud Prevention Security Risks Associated with Transferring through voice messaging systems Toll fraud hackers try to dial into a voice mailbox and then execute a transfer by dialing .
  • Page 294 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 295 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-19 Toll Fraud Prevention If Outcalling is allowed to long distance numbers, build an Allowed List for the voice mail port extension(s) used for Outcalling. This list should contain the area code and the first three digits of the local exchange telephone numbers to be allowed.
  • Page 296 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-20 Toll Fraud Prevention If the Automated Attendant prompts callers to use Remote Call Forwarding (RCF) to reach an outside telephone number, the system may be susceptible to toll fraud.
  • Page 297 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-21 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 298: Other Security Hints

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-22 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 299 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-23 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 300 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-24 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 301 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 302 Page A-26 Other Security Hints Keep the Remote Maintenance Device turned off when not in use by Lucent Technologies or your authorized dealer. Limit transfers to registered subscribers only. Use the Security Violations Notification options (Mailbox Lock or Warning Message) to alert you of any mailbox break-in attempts. Investigate all incidents.
  • Page 303 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-27 Other Security Hints Keep the system console and supporting documentation in an office that is secured with a changeable combination lock. Provide the combination only to those individuals having a real need to enter the office.

  • Page 304: Limited Warranty

    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. Repair or replacement parts may be new or refurbished and will be provided on an exchange basis.
  • Page 305 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 whatsoever (including acts or omissions of third parties), regardless of the form of action, whether in contract, tort, or otherwise, shall not exceed the lesser of: (1) the direct damages proven;...

  • Page 306: Remote Administration

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-30 Remote Administration and Maintenance Remote Administration and Maintenance The Remote Administration and Maintenance feature of your telecommunications system, if you choose to use it, permits users to change the system features and capabilities from a remote location.
  • Page 307 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-31 Remote Administration and Maintenance If you have a special telephone line connected to your Hybrid/PBX or Key system for Remote Administration and Maintenance, you should do one of the following: —...
  • Page 308 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Customer Support Information Page A-32 Remote Administration and Maintenance...
  • Page 309 MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 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 310: Extension Jacks

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 311 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 System Numbering Forms Page B-3 Form 2a, System Numbering: Extension Jacks The number in the logical ID column refers to the number of the extension jack in the control unit.
  • Page 312 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 System Numbering Forms Page B-4 Form 2b, System Numbering: Digital Adjuncts Form 2b, System Numbering: Digital Adjuncts Factory-Set Log. Pass. Telephone Person, Location, Set Up 2-digit 3-digit Renumber to Adjuncts Ext.
  • Page 313 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 314: Special Renumbers

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 System Numbering Forms Page B-6 Form 2d, System Numbering: Special Renumbers Form 2d, System Numbering: Special Renumbers Group Calling Pools* (Form 7d) Factory-Set Renumber Factory-Set Renumber (Form 2c) Group ID Number...
  • Page 315 MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 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 316: Unit Load Worksheet

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-2 Unit Load Worksheet Unit Load Worksheet 1. 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 317 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-3 Unit Load Worksheet Number of MLX-28D consoles connected to __________ modules in the carrier Number of 34-button analog multiline telephones __________ connected to modules in the carrier __________...
  • Page 318 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-4 Unit Load Worksheet Table 1: 800 GS/LS 800 GS/LS-ID 800 DID MERLIN LEGEND Mail Total Estimated Unit Load If the total is less than or equal to 54, any power supply module is sufficient.
  • Page 319 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-5 Unit Load Worksheet Unit Load = Total Hybrid/PBX Equipment or Modified Square BIS-34D MLC-5 MDC-9000 MDCW-9000 10-Button Basic 10-Button HFAI 34-Button Basic 34-Button DLX 34-Button BIS...
  • Page 320 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-6 Unit Load Worksheet Unit Load = Total Headset Adapter PC ISDN Card Total Actual Unit Load 1. The MFM has its own wall power unit located at the telephone and therefore is not added to the unit load calculation.
  • Page 321 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-7 Unit Load Worksheet 7. Try to exchange modules between carriers to reduce the unit loads to 54. (Remember that the 100D, 400, 400 GS/LS/TTR, 800 GS/LS-ID, 800, 800 NI-BRI, and 800 GS/LS modules have unit loads of 0.0.) Repeat Steps 1 through 6 to recalculate unit loads for the new configuration.
  • Page 322 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-8 Unit Load Worksheet 8. Calculate the unit loads for slots 5 and 6 of the carrier. Unit Load = Total Hybrid/PBX Equipment or Modified...
  • Page 323 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-9 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...
  • Page 324 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Unit Load Calculation Worksheet Page C-10 Unit Load Worksheet 9. Try to exchange modules between carriers to reduce the unit loads for slots five and six through 27. (Remember that the 100D, 400, 400 GS/LS/TTR, 800 GS/LS-ID, 800, 800 NI-BRI, and 800 GS/LS modules have unit loads of 0.0.) Repeat Steps 1 through 8 to recalculate unit loads for new configuration.
  • Page 325 MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 Backing Up with a Memory Card 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 326: Card Types

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-2 Card Types Card Types The types of memory cards are described below. The card type is identified by a preprinted, color-coded label.
  • Page 327 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...
  • Page 328 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 for the proper way to insert the the arrow pointing toward the slot. See Figure D-2 memory card into the slot on the processor module.

  • Page 329: Memory Card Formatting

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 330 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 331 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-7 Backup Table D-1. Memory Card Formatting Messages Message What it Means Formatting Memory Card The format is in progress. Formatting of Memory The format was successful and has Card Completed.
  • Page 332 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-8 Backup Summary: Backup Programmable by System Manager Mode Idle Condition System Forced Idle Planning Form Form 1, System Planning Factory Setting Not applicable Valid Entries...
  • Page 333 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-9 Backup Console Display/Instructions Additional Information Select the System menu. System Programming: > Make a selection System Extensions SysRenumber Options Operator Tables...
  • Page 334 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-10 Backup Console Display/Instructions Additional Information Select the backup filename. If you select AUTO.BACK1 or Memory Card Backup: AUTO.BACK2, go to Step 8. You Make a selection cannot rename either of these BACK1.
  • Page 335 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-11 Backup Console Display/Instructions Additional Information Respond to the prompt. filename = file selected in Backup filename : Step 5 or entered in Step 6 Do you want to continue? Select to abort the backup.

  • Page 336: Automatic Backup

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-12 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 337 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-13 Automatic Backup Procedure: Automatic Backup Console Display/Instructions Additional Information Insert the memory card into the PCMCIA interface slot on the processor module.
  • Page 338 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-14 Automatic Backup Console Display/Instructions Additional Information Make a selection. Auto MemCard Backup: Select one Daily Select Weekly , or Daily Exit Enter...
  • Page 339 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-15 Automatic Backup Daily Backup Procedure Console Display/Instructions Additional Information Erase the current daily backup time ( xxxx ). Daily MemCard Backup: Enter hour (00-23) and minutes (00-59) HHMM...
  • Page 340 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-16 Automatic Backup Weekly Backup Procedure Console Display/Instructions Additional Information Erase the current weekly backup day and time ( xxxxx ). Weekly MemCard Backup: Enter day (0-6) hr (00-23)
  • Page 341 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-17 Automatic Backup Backup Messages During manual or automatic backup procedures, additional screens may appear to alert you to problems with the translation memory card, the backup file, or the backup procedure.
  • Page 342 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-18 Automatic Backup Card Removed While Backup Is in Progress x = backup filename Backup x: BACKUP IS CANCELED. Verify that Memory Card has been inserted correctly.
  • Page 343 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-19 Automatic Backup Card Is Write-Protected Memory Card Backup: Memory Card is Write- Protected. Reset Write-Protect Tab on Memory Card. Exit The memory card is write-protected.
  • Page 344 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-20 Restore Restore Use this procedure to restore system conditions that were backed up onto a translation memory card. The information in a backup file on the translation card is copied to the system.
  • Page 345 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-21 Restore Summary: Restore Programmable by System Manager Mode Idle Condition System Forced Idle Planning Form Not applicable Factory Setting Not applicable Valid Entries Not applicable...
  • Page 346 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-22 Restore Procedure: Restore Console Display/Instructions Additional Information Insert the memory card into the PCMCIA interface slot on the processor module.
  • Page 347 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-23 Restore Console Display/Instructions Additional Information Select the restore file. mmdd = month and day of Memory Card Restored: backup Select one BACK1.
  • Page 348 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-24 Restore Console Display/Instructions Additional Information Observe the restore file validation screen. n = filename selected in Step 5 Restore n : Restore Successfully Completed.
  • Page 349 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-25 Restore Card Removed after Confirmation Memory Card Restore: RESTORE IS CANCELED. System is DOWN. The memory card was removed from the processor slot while the restore was in progress.
  • Page 350 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-26 Restore Release Mismatch n = filename selected Restore n : X.Y = release number File is Not Compatible for Release X.Y Restore Canceled.
  • Page 351 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-27 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 352 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Backing Up with a Memory Card Page D-28 Restore Strap in Place for Key Mode but Mode is Set to Hybrid n = filename selected Restore n : Restore Failure RESTORE IS CANCELED.

  • Page 353: Processor Key Mode

    MERLIN LEGEND Communications System Release 5.0 MERLIN LEGEND Communications System Release 5.0 Issue 1 Issue 1 Maintenance and Troubleshooting Maintenance and Troubleshooting 555-650-140 June 1997 June 1997 Modifying A Release 2.1 or Earlier Processor Key Mode Page E-1 Modifying A Release 2.1 or Earlier Processor Key Mode Release 2.1 and Earlier CAUTION:...
  • Page 354 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Modifying A Release 2.1 or Earlier Processor Key Mode Page E-2 HDR4 SHUNT HDR3 Do not touch HDR3 Figure E-1. Modifying the Processor for Key Mode CAUTION: Do not touch the HDR3 header on the processor board;...
  • Page 355 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Modifying A Release 2.1 or Earlier Processor Key Mode Page E-3 On the exposed portion of the processor board, find the header marked HDR4 ; it is in the upper-left area. A shunt is attached to one of the pins on the HDR4 header.
  • Page 356 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Modifying A Release 2.1 or Earlier Processor Key Mode Page E-4 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 357 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 358 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. The Lucent Technologies 5ESS switch also provides for alternate voice and data hunting on one DN via the Series Completion feature. ISDN Capability Package “S”...
  • Page 359 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-3 Lucent Technologies 5ESS Switch Translations NT1 TYPE < enter NT1 type > DSL CLS <STD> RSTR MP <N> MDPKT <0> MTERM <2>...
  • Page 360 June 1997 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 361 June 1997 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 362 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 363 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 364 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 365 Maintenance and Troubleshooting 555-650-140 June 1997 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 366 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 367 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 368 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 369 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 370 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 371 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 372 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 373 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 374 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 375 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-19 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 376: Northern Telecom Dms-100 Switch Translations

    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-20 Northern Telecom DMS-100 Switch Translations Northern Telecom DMS-100 Switch Translations For the Northern Telecom DMS-100 switch, Capability Package “S” (2B) includes alternate voice/circuit-switched data on two B-channels.
  • Page 377 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-21 Northern Telecom DMS-100 Switch Translations EKTS <N> SPIDSFX option SPID_SUFFIX < enter spid suffix value > PVC option VERSION <FUNCTIONAL> ISSUE <2> Associate new DN with LTID using the NEW command: SONUMBER <<cr>...
  • Page 378 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-22 Northern Telecom DMS-100 Switch Translations Provision DN2 using the following translations Define a new Logical Terminal Identifier (LTID) using the SLT command: SONUMBER <<cr>...
  • Page 379 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-23 Northern Telecom DMS-100 Switch Translations KEY <1> RINGING <Y> LATANAME < enter value > LTG < enter value > LEN_OR_LTID < enter assigned value > DMS100 normally delivers the Calling Party Nuinber and the Redirecting Number, if available.
  • Page 380 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-24 Northern Telecom DMS-100 Switch Translations Multi-Line Hunt Group Feature Translations The sample screens shown below illustrate the translations for alternate voice and data hunting on three DSLs and six DNs forming a circular hunt group.
  • Page 381 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-25 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 382 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-26 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 383 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-27 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 384 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-28 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 385 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-29 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 386 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-30 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 387 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-31 Northern Telecom DMS-100 Switch Translations ____________________________________________________________________________ LEN: HOST 01 1 10 02 ISG: 0 DCH: 1 ISG BRA Channel: 21 CARCODE: BX27AA PADGRP: NPDGP PM NODE NUMBER :...
  • Page 388 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-32 Siemens SSC EWSD Switch Translations Siemens SSC EWSD Switch Translations For the Siemens SSC EWSD switch, Capability Package “S” (2B) includes alternate voice/circuit-switched data on two B-channels.
  • Page 389 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-33 Siemens SSC EWSD Switch Translations NPA = 215 DN = 6855917 EQN = 20-0-5-4 MASKNO:03800 CAT = IBA MASKNO:03774 BCHDN = 2 MASKNO:03798 BCDN = SP &AU3...
  • Page 390 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-34 Siemens SSC EWSD Switch Translations NPA = 215 DN = 6855919 EQN = 20-0-5-4 MASKNO:03800 CAT = IBA MASKNO:03774 BCHDN = 2 MASKNO:03798 BCDN = SP &AU3...
  • Page 391 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-35 Siemens SSC EWSD Switch Translations Series Completion Feature Translations The information listed below provides the translation for either voice or data hunting on three DSLs and six DNs forming a circular series completion group.
  • Page 392 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-36 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 393 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-37 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 394 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-38 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 395 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-39 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 396 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-40 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 397 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-41 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 398 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-42 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 399 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-43 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 400 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-44 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 401 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 402 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 403 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 404 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 405 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 406 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 407 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 408 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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 409 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-53 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 410 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-54 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 411 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-55 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 412 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-56 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 413 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-57 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 414 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-58 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 415 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-59 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 416 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-60 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 417 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-61 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 418 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 NI-1 BRI Provisioning Page F-62 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 419 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Glossary Page GL-1 Glossary Numerics 7500B data module ISDN terminal adapter. 7500B data station ISDN terminal adapter data station. account code Code used to associate incoming and outgoing calls with corresponding accounts, employees, projects, and clients.
  • Page 420 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 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.
  • Page 421 Information Service, Message Drop, Voice Mail, and, optionally, Fax Attendant System for use with the system. Automated IS II/III, MERLIN MAIL, and Lucent Technologies Attendant application that automatically answers Attendant incoming calls with a recorded announcement and directs callers to a department, an extension, or the...
  • Page 422 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-4 Automatic Line Selection Automatic Number Identification automatic ring- automatic-start tie trunk. down tie-trunk See ARS. Automatic Route Selection automatic-start tie Tie trunk on which incoming calls are routed to an trunk operator or other designated destination without a start signal, as soon as the trunk is seized;...
  • Page 423 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-5 B8ZS (bipolar 8 zero substitution) Line-coding format that encodes a string of eight zeros in a unique binary sequence to detect bipolar violation. See also bipo- signal.
  • Page 424 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-6 Behind Switch One of three modes of system operation, in which mode the control unit is connected to (behind) another telephone switching system, such as Centrex or DEFINITY, which provides features and services to telephone users.
  • Page 425 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-7 board A module, for example, 100D or 408 MLX GS/LS, that allows you to connect lines/trunks and extensions to the communications system or holds the processor or power supply.
  • Page 426 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-8 Call Accounting See CAS. System Call Accounting See CAT. Terminal Caller ID In Release 3.0 and later, a system feature that sup- ports a caller identification service provided by some local telephone companies (if local regulations allow) supplying the calling party telephone number.
  • Page 427 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-9 (common-channel signaling) Signaling in which one channel of a group of channels carries signaling information for each of the remaining channels, per- mitting each of the remaining channels to be used to nearly full capacity.
  • Page 428 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-10 (central office) Location of telephone switching equipment that provides local telephone service and access to toll facilities for long-distance calling. coaxial cable Cable consisting of one conductor, usually a small copper tube or wire within and insulated from another conductor of larger diameter, usually copper tubing or copper braid.
  • Page 429 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-11 conversion modem pool. resource (class of restriction) Various types of restrictions that can be assigned to remote access trunks or barrier codes. These restrictions consist of calling restrictions, ARS Facility Restriction Levels (FRLs), Allowed Lists, Disallowed Lists, and pool dial out restrictions.
  • Page 430 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-12 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. See also ESF.
  • Page 431 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-13 D-channel (Data-channel) 64-kbps channel that carries signaling information or data on a PRI or 16-kpbs channel to carry signaling information on BRI. dedicated feature The imprinted feature buttons on a multiline buttons telephone: Conf or Conference, Drop, Feature,...
  • Page 432 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-14 (Direct Inward Dialing) Service that transmits from the telephone company central office and routes incoming calls directly to the called extension, calling group, or outgoing trunk pool, bypassing the system operator.
  • Page 433 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-15 Direct Inward Dialing Direct-Line Console See DLC. See DSS. Direct Station Selector display buttons Buttons on an MLX display telephone used to access the telephone’s display.
  • Page 434 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-16 (Direct Station Selector) 60-button adjunct that enhances the call-handling capabilities of an MLX-20L or MLX-28D telephone used as an operator console. (data terminal equipment) Equipment that makes the endpoints in a connection over a data connection, for example, a data terminal, personal computer, host computer, or printer.
  • Page 435 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-17 endpoint Final destination in the path of an electrical or telecommunications signal. (extended superframe format) Framing format consisting of individual frames of 24 eight-bit slots and one signal bit (193 bits) in a 24-frame extended superframe.
  • Page 436 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-18 facility Equipment (often a trunk) constituting a telecommunications path between the system and the telephone company central office (CO). Facility Restriction See FRL. Level factory setting Default state of a device or feature when an optional...
  • Page 437 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-19 Flash ROM Beginning with Release 3.0, a type of read-only memory provided on the processor module, used to supply system features. foil shield Copper foil sheet (for power units) used to prevent excessive noise on the module.
  • Page 438 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-20 General-Purpose See GPA. Adapter glare Condition that occurs when a user tries to call out on a loop-start trunk at the same time that another call arrives on the same trunk.
  • Page 439 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-21 HFAI (Hands Free Answer on Intercom) Feature that allows a user to answer a voice-announced call. (Hands-Free Unit) Unit for older analog multiline telephones that allows users to make and receive calls on the speakerphone without using the handset.
  • Page 440 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-22 in-band signaling robbed-bit signaling A tone users hear when they are off-hook on an SA inside dial tone or ICOM button. Inspect screen Display screen on an MLX display telephone that allows the user to preview incoming calls and see a list of the features programmed on line buttons.
  • Page 441 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-23 ISDN (Integrated Services Digital Network) Public or private network that provides end-to-end digital connectivity for all services to which users have access by a limited set of standard multipurpose user and network interfaces;...
  • Page 442 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-24 kbps Kilobits per second. Key mode One of three modes of system operation, in which the system uses personal lines on line buttons for outside calls, with a separate interface ( ICOM but- tons ) for internal calling.
  • Page 443 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-25 line coding Pattern that data assumes as it is transmitted over a communications channel. line compensation Adjustment for the amount of cable loss in decibels (dB), based on the length of cable between a 100D module and a channel service unit (CSU) or other far-end connection point.
  • Page 444 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-26 Magic on Hold A Lucent Technologies Music on Hold enhancement that promotes a company’s products or services or provides custom music selection. Mbps megabits per second Megacom Lucent Technologies’ tariffed digital WATS offering for outward calling.
  • Page 445 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-27 MLX-5 or MLX-5D 5-line button digital telephone offered with (MLX-5D) telephone or without (MLX-5) a two-line by 24-character display. MLX-10 or MLX-10D 10-line button digital telephone offered with telephone (MLX-10D) or without (MLX-10) a two-line by 24-character display.
  • Page 446 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-28 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 447 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-29 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 448 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-30 (off-premises telephone) Single-line telephone or other tip/ring device connected to the system by an 008 OPT module in the control unit. Appears as an inside extension to the system, but may be physically located away from the system.
  • Page 449 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-31 (private branch exchange) Local electronic telephone switch that serves local stations (for example, extensions within a business) and provides them with access to the public network. (personal computer) PCMCIA memory (Personal Computer Memory Card International...
  • Page 450 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-32 power supply Device that directs electricity to modules and module telephones on the system. One power supply module is needed for each carrier, and an auxiliary power unit is added if the module exceeds capacity.
  • Page 451 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-33 (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...
  • Page 452 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-34 riser cable Cable that runs between floors in a multistory building and connects wiring closets. RS-232 Physical interface, specified by the Electronics Industries Association ( EIA ), that transmits and receives asynchronous data at distances of up to 50 feet (15 m).
  • Page 453 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-35 (Software Defined Network) Lucent Technologies private networking service created by specialized software within the public network. (station identification) simplex signaling Transmission of signals, in one direction only, across a telecommunications channel.
  • Page 454 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-36 square key Configuration in Key mode operation in which all outside lines appear on all telephones. station See extension. station jack extension jack. Station Message See SMDR.
  • Page 455 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-37 system Programming of system functions and features that programming affect most users, performed from an MLX-20L telephone or a PC using SPM. See also extension programming centralized telephone program-...
  • Page 456 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-38 tip/ring Contacts and associated conductors of a single-line telephone plug or jack. touch-tone receiver See TTR. See tip/ring. trunk A telecommunications path between the communications system and the telephone company central office (CO) or another switch.
  • Page 457 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-39 Alternating-current voltage. Direct-current voltage. (voice messaging interface) An enhanced tip/ring port. voice-band channel A transmission channel, generally in the 300–3400-Hz frequency band. voice mail Application that allows users to send messages to other extensions in the system, forward messages received with comments, and reply to messages.

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    MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Glossary Page GL-40...
  • Page 459 MERLIN LEGEND Communications System Release 5.0 Issue 1 Maintenance and Troubleshooting 555-650-140 June 1997 Index Page IN-1 Index Numerics 008 module 2-10 008 OPT module,Touch-tone receivers 3-11 012 T/R modules apparatus codes PEC codes ring generators Touch-tone receivers 3-11 016 T/R modules firmware upgrades 4-67 ring generators...
  • Page 460 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-2 reviewing 2-24 2-25 ADMIN Jack Alarm checking error logs 1-26 clearing 1-23 generated by system 1-22 Analog multiline telephones Apparatus codes, for 012 T/R modules Area Codes Attendant, dialing 1-10...
  • Page 461 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-3 Central office, checking problems 1-29 Checking system and slot status 4-134 Checking the power supply Circuit pack Cold start 1-23 Computer Telephony Integration (CTI) link problems overview 4-118 removing...
  • Page 462 MERLIN II Communication System 1-18 Release 2.1 or later 5-42 5-43 Release 2.1 or later systems 1-19 Hardware maintenance conclusion 5-41 Helpline, Lucent Technologies Housing installing Release 2.1 or earlier 5-44 Release 2.1 or later 5-41 removing 1-18 Hybrid/PBX mode...
  • Page 463 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-5 Incoming trunk Inserting upgrade memory card, diagram 4-68 Interlocking post checking Interlocking post, checking Internal loopback test error message table 4-54 overview 4-49 procedure 4-49 4-54...
  • Page 464 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-6 MLX telephone display buttons tests MLX-20L console failure setting up diagram procedure Modem dialing 1-10 resetting 5-32 Module problems 4-34 Module problems, Busy-out or reset 4-37 4-46 Module test process...
  • Page 465 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-7 Permanent errors, checking procedure Phantom modules 2-28 Poke 4-15 4-17 Port menu Power supply 1-27 problems replacing 4-10 4-11 upgrading 1-31 Power supply problems 4-11 Print options...
  • Page 466 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-8 trunk 5-22 Reviewing the screen 2-27 Ring generator replacing Ringer Equivalence Number (REN) RS-232 port, resetting 5-30 Security Hints choosing passwords A-26 description A-22 Educating Users A-23...
  • Page 467 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-9 voice transmission wiring Toll Fraud detecting A-24 preventing A-12 Toll fraud Toll fraud prevention A-14 Top cover Release 2.1 or later 5-41 5-42 Top cover, Release 2.1 or later 1-18...
  • Page 468 Issue 1 MERLIN LEGEND Communications System Release 5.0 June 1997 Maintenance and Troubleshooting 555-650-140 Index Page IN-10 Warm start 1-23 Wiring problems...

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