Troubleshooting | Multi-Tech Systems DT102/xx, DT101/xx specification

Chapter 7 - Troubleshooting

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Multi-Tech Systems DT102/xx, DT101/xx owner manual Troubleshooting

Contents

Data/Voice/Fax Concentrator Trademarks DataTalker SeriesRecord of Revisions Patents Contents Warranty, Service and Tech Support Unpacking and ConfigurationInstallation Troubleshooting Glossary Index Page Introduction and Description Introduction Configuration ExamplesIntroduction About This Manual Service, Warranty and Tech Support Unpacking and ConfigurationInstallation Troubleshooting +++ATCR Product Description Introduction and Description System Features Operational Statistics Diagnostics FCC Regulations for Telephone Line Interconnection Canadian Limitations Notice Sync Data Channel SpecificationsSystem Control Command Port Async Data Channel Voice/Fax Channel Internal ModemInternal DSU Isdn Terminal Adapter Electrical/Physical Desktop ModelsRack-mount Models Configuration Valid Voice/Fax Configurations Description DataTalker Configurations Configuration 1 Dial-Up Link ConfigurationHome Office Quick Setup DOD/DOI AT$D1 CRPage Adding Voice to Data-Only Network Configuration 2 MMH900 Series with Voice/Fax CTS Composite Link Settings Internal DSU Speed Ethernet Concentrator Configuration 3 LAN to LAN CTS Enter DOI Configuration 4 PBX to PBX Remote SiteLocal Site FXS DOD/DOI Front and Rear Panel Descriptions Indicators LED IndicatorsData/Command Indicators Composite Link Status Front and Rear Panel Descriptions Voice/Fax ChannelsPage Connectors Modem DIAL-UP Connector VOICE/FAX Channel 1 E&M Connector8 DSU/TA Digital Connector Modem Leased Connector Switches and Shunts Front Panel SwitchesPower Switch DIP Switch 4 RS232C/V.35 ShuntPosition Unpacking and Configuration Unpacking Unpacking Data Port Configuration Considerations Configuration Summary Voice/Fax Channel Configuration Considerations Composite Link Configuration Considerations Configuration Procedure Configuration Procedure CTS Voice/Fax Channel Configuration Composite Link Configuration DOD/DOI DOI Page Installation Cabling Cabling ProcedureStep Procedure Composite Link Device DIP Switch Isdn Terminal Adapter Installation MMH2834 Modem, Leased Line External Modem, DSU, or Isdn Terminal Adapter Data ChannelVoice/Fax Channel PBX Connection Installation V.35 Shunt Procedure Step ProcedureV.35 Shunt Power-On and Checkout Power-On and Checkout ProcedureComposite Link Device Composite Link Installation Voice/Fax Channel Page Menus Configurations Menu Menus Data Port Configuration OUT NRZ Sync Data Port Configuration Voice/Fax Channel 1 Configuration Voice/Fax Channel Configuration Configuration Local Remote Page Composite Link Settings Internal MMH2834 Composite Link Configuration Selection Composite Link Settings Internal TA Composite Link Settings Internal 56K DSU Enter the number of minutes P Previous Menu Composite Link Settings External Device Statistics Diagnostic Tests Reset Options External Device Test Loop TestsVoice Loopback Test Internal DSU Test 1 MMV8/16/32 Configuration Options Configure Remote Unit Do you wish to continue y/n? Quick Setup Digital DSU Main Office InstallationMMH2834 Modem Dial-up MMH2834 Modem Leased Line DATA/COMMAND Home Office Installation DATA/COMMAND Troubleshooting Importance of the Composite Link Statistics Report Test Cables Troubleshooting Troubleshooting Guide XMT, and RD LED on Command Port TroubleshootingComposite Link Troubleshooting Internal DSU Solution Composite Link Troubleshooting Internal DSU Internal Isdn Terminal Adapter Internal MMH2834 Modem External Composite Link Device Solutions Data Channel Troubleshooting Async Data ChannelSync Data Channel Voice/Fax Troubleshooting Voice/Fax Troubleshooting Composite Link Settings Internal DSU Composite Link Settings Internal DSU Composite Link Settings Internal Isdn Terminal Adapter Composite Link Settings Internal Isdn Terminal Adapter100 Composite Link Settings Internal Modem StepProcedure101 102 Composite Link Settings External Device Composite Link Statistics Composite Link Statistics103 104 10Data Port Configuration 10. Data Port Configuration105 NRZ 106 Voice/Fax Channel Configuration 11. Voice/Fax Channel Configuration107 FXS 108 12Diagnostic Testing 12. Diagnostic Testing109 110 Warranty, Service and Tech Support Limited Warranty On-line Warranty Registration112 Recording DataTalker Information ServiceWarranty, Service and Tech Support Tech Support Multi-Tech BBS To log on to the Multi-Tech BBSTo Download a file 115 About the Internet 116 Appendixes 118 Appendix a Ascii Conversion Chart Appendix B RS-232C Interface Specification Appendix B RS-232C Interface Specification119 Appendix C Cabling Diagrams Channel Cables120 Appendix C Cabling Diagrams Composite Link Cabling121 122 3 4 5 6 7 Voice/Fax Channel Connectors Voice/Fax Channel CableDSU Back-to-Back Cable 124 Appendix D Flow Control Background Pause Time for Comma Appendix E MMH2834 Modem S-RegistersNumber of Rings Until Modem Answers Wait Time for Dial Tone S18 Automatic Leased Line Restoral S13 Remote Configuration Escape CharacterS19 Dial-Back Timer S11 Tone Dialing Tone Spacing and Duration 127 Appendix F MMH2834 Modem Commands IntroductionMMH2834 Command Summary Appendix F MMH2834 Modem Commands 128 E15 Dialing a Stored Number N Dialing Action CommandsDial Command Continuous Redial Automatic Pauses in Dialing Dial Modifier CommandsPulse or Tone Dial P Set Pulse Dial Ratios &P Calling Card Detect Tones Reverse the Mode of Operation RWait for New Dialtone Flash On Hook Listing Numbers Stored in Memory Phone Number Memory CommandsStoring Phone Numbers Number Linking Async/Sync Mode Switching Configuration and Default Storage CommandsLoading Factory Defaults &F Modem Reset Result Codes Multi-Tech or Standard AT Command Response Result Code CommandsEcho Command Mode Characters Result Codes Enable/Disable and No Response Answer Result Codes Verbose/Terse Result Codes Basic and Extended and Call Progress Selection135 136 RS232C Interface Control Commands Phone Line Conditioning Commands 138 Error Correction CommandsMode Select Auto-Reliable Buffering 139 Enable/Disable Auto-Reliable Fallback CharacterError Correction/300bps Retransmit Count 140 Compression and Maximum Block Size CommandsData Compression Maximum Block Size Speed Conversion Commands Speed Conversion $BAModem Baud Rate $MB 142 Serial Port Baud RateAT$SB115200 = 115,200 bps Listing Current Operation Parameters L5, L7 Immediate Action CommandsHelp Screens $H Inquiry for Product Code 144 Listing On-Line Diagnostics Glossary Glossary145 146 147 Format 148 Parameter 149 150 151 152 Index 153 Index 154 42, 56