Multi-Tech Systems MultiMux #MMV1600C #MMV3200C, Record of Revisions RevisionDescription

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Owner’s Manual

82020109 Revision J

MultiMux (#MMV1600C) (#MMV3200C)

This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-Tech Systems, Inc. All rights reserved.

Copyright © 1997, by Multi-Tech Systems, Inc.

Multi-Tech Systems, Inc. makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. Furthermore, Multi-Tech Systems, Inc. reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi-Tech Systems, Inc. to notify any person or organization of such revisions or changes.

Record of Revisions

RevisionDescription

GManual revised with minor editorial comments.

(4/15/96)

HManual revised with minor editorial comments.

(9/30/96)

IManual revised to include CE Mark and minor editorial

(4/27/97) comments. All pages at Revision I.

JManual revised to include new command. All pages at Revision J.

(8/07/97)

Patents

This Product is covered by one or more of the following U.S. Patent Numbers: 5.301.274; 5.309.562; 5.355.365; 5.355.653; 5.452.289; 5.453.986. Other Patents Pending.

TRADEMARK

Trademark of Multi-Tech Systems, Inc. are as follows: MultiMux, MultiModem and the Multi-Tech logo.

Multi-Tech Systems, Inc.

2205 Woodale Drive

Mounds View, Minnesota 55112 (763) 785-3500 or (800) 328-9717 Fax 763-785-9874

Tech Support (800) 972-2439

Internet Address: http://www.multitech.com

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Contents MultiMux Page Record of Revisions RevisionDescription MultiMux #MMV1600C #MMV3200CTable of Contents Service, Warranty and Tech Support CommandsOperating Procedures TroubleshootingTables AboutThisManual Service, Warranty and Tech Support Background Description of Statistical Multiplexing1.1 Statistical Multiplexing Product Description CommunicationsMultiMux MMV1600/3200 Series Block Diagram Page Dynamic Load Balance System Features Voice/FaxNetworking Dual Composite LinksParameter Memory Channel SwitchingCommand Modem DiagnosticsDynamic Buffering Response Time ControlSynchronous Data Channel AU7USA-20328-MD-E FCC Regulations for Telephone Line InterconnectionDOC Terminal Equipment AU7USA-18883-DE-N DSUInternal DSU Specifications Async Data ChannelsSystem Control Composite LinkDtmf Voice ChannelsElectrical/Physical CompatibilityModel Description Configuration DescriptionConfiguration Configuration 1 Local Site Channel Parameters Configuration 1 Remote Site Channel ParametersConfiguration 1 Composite Link Configuration Configuration 2 Composite Link Configuration Remote Site Configuration 3 Local Site Channel Parameters Configuration 3 Remote Site 1 Channel ParametersConfiguration 3 Remote Site 2 Channel Parameters Configuration 4 Local Site Voice/Fax Channel Parameters Configuration 4 FXO to FXSConfiguration 4 Remote Site Voice/Fax Channel Parameters Configuration 5 E&M Configuration 5 Remote Site Voice/Fax Channel Parameters Configuration 5 Local site Voice/Fax Channel ParametersConfiguration 6 FXS to FXS Configuration 6 Remote Site Voice/Fax Channel Parameters Configuration 6 Local Site Voice/Fax Channel ParametersRemote Site Configuration 7 Remote Site Voice/Fax Channel Parameters Configuration 7 Local Site Voice/Fax Channel ParametersConfiguration 8 LAN to LAN Page External Modem/DSU with RS232C Interface InstallationProcedureCabling Procedure StepProcedureAsync Channel Step ProcedureV.35 Interface Sync Data Channel Port B onlyComposite Link Cabling Supervisory Console Configuration ProcedureCommand Modem Step Procedure Voice/Fax Channels Step Procedure Async ChannelsPage Command Summary Type Command DescriptionATC1B4800P1F1E0 $DSUASP SNGA..H$DSUACL $DSUBCLCommandDescription General Commands#MA Help H command menu is as follows General HelpStore New ParametersH7 menu is as follows H4 menu is as followsH5 menu is as follows H6 menu is as followsChannel Parameter Commands DTR ENQ/ACKMLA/B/D SB2 SB1$ Muxacli Composite Link Speed and Clocking Commands$DSUCL $DSUSP$MUXB Additional Composite Link Commands#RBxxxxx Retransmit TimerList Composite ReportVoice/Fax Channel Commands Command Level ATV1/2LIFXO WireSilence Suppression Local InterfaceATV1/2RIFXSG Test CommandsATV1/2LIFXSL ATV1/2RIFXOCommand Modem Commands T11T12 Configuration of Port B Composite Link MultiMuxOperatingProceduresMultiMux Operating Procedures Configuration of Port a Composite LinkConfiguration of Port B Sync Data Voice/Fax Operating Procedures Voice/Fax Operating ProceduresCommand Modem Operating Procedures Command Modem Operating ProceduresCommand Modem Access on Command modem operation and put Introduction ImportanceofCompositeStatisticsTroubleshootingGuide Data Troubleshooting GuideTestCables RD LED on RD OFF Voice/fax channel Voice/Fax Troubleshooting GuideCannot communicate ChannelDeviceTesting Channel Device Testing ProcedureLocal Loop Test #4 DSUandCommunicationsLineTesting DSU and Communications Line Testing ProcedureRemote Digital Loop Test #5 MultiMuxFunctionalTestingProcedures MultiMux Functional Testing ProceduresWatch DOG Test Passed Voice/FaxChannelTesting Voice/Fax Channel Testing ProcedureVOICE/FAX Loopback Test #12 Sync Data Channel Testing Procedure SyncDataChannelTestingService, Warranty and Tech Support Repair Procedures for International Distributors AppendixA Ascii Character Code/Hex/Decimal Conversion ChartAppendix B Signal Information Negative PositiveAppendix C Cabling DiagramsDCE to DTE cabling Command Port CablesComposite Link Cabling RJ48 Cabling for Internal DSU I-V Voice/Fax Channel Cable RJ45 Spade Lug Wire Color FunctionVoice/Fax Channel Connectors Description FXO Description FXS DescriptionLast Command Name DefaultAnswer a RepeatATQ1 ATH1ATH0 ATOWrite ATD5551212RRegister Read orStore Active Configuration displaysView Active User ProfilesATX0 ATX1ATX2 After Dial Command ExecutionMode While Returning toTable E-1. LED Indicators Indicator DescriptionAppendix E LED Indicators Description Back PanelFCR Command Port TERMINAL/PC Connector ON/OFF SwitchPower Connector BPS Modem DIAL-UP Line ConnectorVOICE/FAX Channel 1 FXS Connector VOICE/FAX Channel 2 FXS ConnectorVOICE/FAX Channel 2 FXO Connector VOICE/FAX Channel 1 E&M ConnectorChannel Board Number of Channels Switch RS232C/V.35 ShuntChannel # Flow Control Background Appendix FOff Printer pacing and Flow Control Glossary of Terms Page Format Page Parameter Page Page Symbols DSU DOCExternal Composite Link FXO FXSLads Link Protocol List Channel Parameters CommandLoad DSU Factory Defaults Command MultiMux Functional Testing ProcedureRJ48S PDNPstn RENStop Bit Command SB1-SB2 Transmit XMT IndicatorStdm Voice/Fax Channels Voice/Fax Channel Testing ProcedureVoice/Fax Input Level Gain Command Word Length Select Command WL5-8