NEC ND-70895 (E) system manual Fault Diagnosis, Flow of Fault Repair

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MAINTENANCE

Fault Diagnosis

4.Fault Diagnosis

4.1General

If a fault occurs to the NEAX2400 IMX OAI System, the corresponding system message is displayed. This section explains the procedures of fault diagnosis by system messages and of fault repairs.

Collection of Fault Information

•Alarm

•System Message

•Fault detected during routine maintenance

Section 4. Item 4.2 Diagnosis from System Messages

FAULT REPAIR

Figure 6-2 Flow of Fault Repair

CHAPTER 6

ND-70895 (E)

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Revision 1.0

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Contents ND-70895 E Stock #Liability Disclaimer NEC America, IncNEAX2400 IMX Issue No NEAX2400 IMX OAI System ManualTable of Contents ND-70895 Etable of Contents Page iii Revision List of Figures List of Tables This page is for your notes How to Follow the Manual Configuration of this manual is shown in TableGeneral Introduction System Outline Explains the outline of the OAI systemSystem Outline Block Concept of MSF Concept of TMF Concept of ACF Concept of TCF Concept of NTF 11 Concept of RCF 13 Concept of ATF Join of Facilities and Application System Configuration Symbol Symbol Name Circuit Card Remarks Dual System Configuration of NEAX2400 IMX IMG 15 IP Dual System ConfigurationInterface with External Computer Circuit Card Interface ConditionsThis page is for your notes Installation Procedure Cable Connections with External Computer Change system data written in DM OAI Software InstallationSystem DATA=OVERRIDE/LOAD Asyd SYS1Assign the system data written in LDM Asydl SYS1 INDEX512INDEX513 Upgrading OAI System from NEAX2400 ICS to NEAX2400 IMX This page is for your notes Commands This section explains the construction of each commandConfiguration of Commands for OAI System Configuration of Commands of the NEAX2400 IMX OAI SystemCommands This section explains the commands in used in the OAI SystemInterrelation among OAI System Commands Msgt Aadt Assignment of Announcement/Dictation TrunksType WaitDisconnect Timer = Impossible = Possible Announcement/Dictation Trunk Data Assignment TableLcno Acno Assignment of Conversion Number DataAmno LrtdConversion Number Data Assignment Table Akyd Assignment of Key Data for Dterm NMI Amno Assignment of Monitored NumberMNO UCDMonitored Number Assignment Table Aoac Assignment of OAI Access Code KindLoac OAI Access Code Data Assignment Table Aokc Assignment of OAI Key Code Related Commands List Up Lokc Kind = 1 OP-CODE = 128 ~ Kind = 2 OP-CODE = 192 ~OAI Key Code Data Assignment Table Operation Code Remarks Sida Aspa Assignment of Specific Access CodeService Feature Index a OAI Dial Number Batch Transfer TMFAsyd Assignment of System Data MTC System Data Assign Table Equipped capacity of the Common Memory CM 1 ~ 4 MbyteCalled Number Display when forwarding to Attendant Console Calling and Intermediate Station Number indication = # key/* key No CPU Mounted Status of IP00/1Not mounted/Mounted System Data Assign Table HEX/ASCII Data BIT System Data Contents Pstn Dfln Display of Location Free NumberingLstn RSCAsydn Assignment of System Data in NDM Asydn Asydl Assignment of System Data into Local DM LDM Example IP Address Example Subnet MaskDefault Gateway Address Office Data Design ASYDL-SYS1 INDEX513 Procedure for Setting Basic Office Data for OAI SystemASYD/ASYDL Hex LDM usageAoac AkydAokc AnpdProcedure for Setting Office Data for OAI Services Using Conditions Abnormal Sequence B6 1 OAI service is not available Assignment Asyd System DataSYS1 Index Call ID Notification Smfn for Isdn Functional Outline Isdn Caller’s Number Information ≤ n ≤ Facsimile Mail Module Text Mail ModuleTMM FMMAbnormal Sequence NEAX2400 IMX DLC TSW SYS1 Index TCP/IP Address Assignment from MAT Functional Outline SYS1 IndexName Display Functional Outline INDEX241 INDEX78INDEX79 Asyd SYS1 INDEX78Catching call from other internal line Called partyCcis Asyd SYS1 Index B6 = 0 OAI Service is in serviceB6 = 1 OAI Service is not in service B1 = 0 Name Display 8-digitOAI Fusion INDEX533 Assignment of System Data Data for OAI FusionASYDL/ASYDN FPC number of the node that has the standard VndmMultiple IPs Functional Outline III III PBX Example of Use of Facility on Fusion Network This page is for your notes Maintenance Maintenance System Fault Contents of Fault System MessagesTCP/IP Link Failure System Message 4-R TCP/IP Link Failure 1. Print-out FormatSystem Message 4-R NEC ESDSystem Message 26-VLAN Interface Error Report = OAI= MIS ACD Fault Diagnosis Flow of Fault RepairDiagnosis from System Messages Repairing Procedure for TCP/IP Link Failure Message 4-R StartND-70895 Echapter Revision This page is for your notes