Multi-Tech Systems MMV1600 owner manual Repair Procedures for International Distributors

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Extended two-year overnight replacement service agreements are available for selected products. Please call MTS at (888) 288-5470, extension 5308 or visit our web site at

http://www.multitech.com/programs/orc/ for details on rates and coverage’s.

Please direct your questions regarding technical matters, product configuration, verification that the product is defec- tive, etc., to our Technical Support department at (800) 972-2439 or email tsupport@multitech.com. Please direct your questions regarding repair expediting, receiving, shipping, billing, etc., to our Repair Accounting department at (800) 328-9717 or (763) 717-5631, or email mtsrepair@multitech.com.

Repairs for damages caused by lightning storms, water, power surges, incorrect installation, physical abuse, or user-caused damages are billed on a time-plus-materials basis.

Repair Procedures for International Customers (Outside U.S.A. and Canada)

Your original point of purchase Reseller may offer the quickest and most economical repair option for your Multi-Tech product. You may also contact any Multi-Tech sales office for information about the nearest distributor or other repair service for your Multi-Tech product.

http://www.multitech.com/COMPANY/offices/DEFAULT.ASP

In the event that factory service is required, products may be shipped, freight prepaid to our Mounds View, Minnesota factory. Recommended international shipment methods are via Federal Express, UPS or DHL courier services, or by airmail parcel post; shipments made by any other method will be refused. A Returned Materials Authorization (RMA) is required for products shipped from outside the U.S.A. and Canada. Please contact us for return authorization and shipping instructions on any International shipments to the U.S.A. Please include, inside the shipping box, a descrip- tion of the problem, a return shipping address (must have street address, not P.O. Box), your telephone number, and if the product is out of warranty, a check drawn on a U.S. bank or your company’s purchase order for repair charges. Repaired units shall be shipped freight collect, unless other arrangements are made in advance.

Please direct your questions regarding technical matters, product configuration, verification that the product is defec- tive, etc., to our Technical Support department nearest you or email tsupport@multitech.com. When calling the U.S., please direct your questions regarding repair expediting, receiving, shipping, billing, etc., to our Repair Accounting department at

+(763) 717-5631 in the U.S.A., or email mtsrepair@multitech.com.

Repairs for damages caused by lightning storms, water, power surges, incorrect installation, physical abuse, or user- caused damages are billed on a time-plus-materials basis.

Repair Procedures for International Distributors

Procedures for International Distributors of Multi-Tech products are on the distributor web site.

http://www.multitech.com/PARTNERS/login/

Copyright ã Multi-Tech Systems, Inc. 2001 10-Sep-01

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Contents MultiMux Page MultiMux #MMV1600C #MMV3200C Record of Revisions RevisionDescriptionTable of Contents Commands Operating ProceduresTroubleshooting Service, Warranty and Tech SupportTables AboutThisManual Service, Warranty and Tech Support Description of Statistical Multiplexing Background1.1 Statistical Multiplexing Communications Product DescriptionMultiMux MMV1600/3200 Series Block Diagram Page System Features Voice/Fax NetworkingDual Composite Links Dynamic Load BalanceChannel Switching Command ModemDiagnostics Parameter MemoryResponse Time Control Dynamic BufferingSynchronous Data Channel FCC Regulations for Telephone Line Interconnection DOC Terminal EquipmentAU7USA-18883-DE-N DSU AU7USA-20328-MD-ESpecifications Async Data Channels System ControlComposite Link Internal DSUVoice Channels Electrical/PhysicalCompatibility DtmfConfiguration Description Model DescriptionConfiguration Configuration 1 Remote Site Channel Parameters Configuration 1 Local Site Channel ParametersConfiguration 1 Composite Link Configuration Configuration 2 Composite Link Configuration Remote Site Configuration 3 Remote Site 1 Channel Parameters Configuration 3 Local Site Channel ParametersConfiguration 3 Remote Site 2 Channel Parameters Configuration 4 FXO to FXS Configuration 4 Local Site Voice/Fax Channel ParametersConfiguration 4 Remote Site Voice/Fax Channel Parameters Configuration 5 E&M Configuration 5 Local site Voice/Fax Channel Parameters Configuration 5 Remote Site Voice/Fax Channel ParametersConfiguration 6 FXS to FXS Configuration 6 Local Site Voice/Fax Channel Parameters Configuration 6 Remote Site Voice/Fax Channel ParametersRemote Site Configuration 7 Local Site Voice/Fax Channel Parameters Configuration 7 Remote Site Voice/Fax Channel ParametersConfiguration 8 LAN to LAN Page InstallationProcedure Cabling ProcedureStepProcedure External Modem/DSU with RS232C InterfaceStep Procedure V.35 InterfaceSync Data Channel Port B only Async ChannelComposite Link Cabling Configuration Procedure Supervisory ConsoleCommand Modem Step Procedure Async Channels Step Procedure Voice/Fax ChannelsPage Type Command Description Command SummaryATC1B4800P1F1E0 SNGA..H $DSUACL$DSUBCL $DSUASPGeneral Commands CommandDescription#MA H command menu is as follows General Help Store NewParameters HelpH4 menu is as follows H5 menu is as followsH6 menu is as follows H7 menu is as followsChannel Parameter Commands ENQ/ACK DTRMLA/B/D SB1 SB2Composite Link Speed and Clocking Commands $DSUCL$DSUSP $ MuxacliAdditional Composite Link Commands $MUXBRetransmit Timer List CompositeReport #RBxxxxxVoice/Fax Channel Commands Command Level Wire Silence SuppressionLocal Interface ATV1/2LIFXOTest Commands ATV1/2LIFXSLATV1/2RIFXO ATV1/2RIFXSGT11 Command Modem CommandsT12 MultiMuxOperatingProcedures MultiMux Operating ProceduresConfiguration of Port a Composite Link Configuration of Port B 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 ImportanceofCompositeStatistics IntroductionData Troubleshooting Guide TroubleshootingGuideTestCables RD LED on RD OFF Voice/Fax Troubleshooting Guide Voice/fax channelCannot communicate Channel Device Testing Procedure ChannelDeviceTestingLocal Loop Test #4 DSU and Communications Line Testing Procedure DSUandCommunicationsLineTestingRemote Digital Loop Test #5 MultiMux Functional Testing Procedures MultiMuxFunctionalTestingProceduresWatch DOG Test Passed Voice/Fax Channel Testing Procedure Voice/FaxChannelTesting VOICE/FAX Loopback Test #12 SyncDataChannelTesting Sync Data Channel Testing ProcedureService, Warranty and Tech Support Repair Procedures for International Distributors Ascii Character Code/Hex/Decimal Conversion Chart AppendixASignal Information Negative Positive Appendix BCabling Diagrams Appendix CCommand Port Cables DCE to DTE cablingComposite Link Cabling RJ48 Cabling for Internal DSU RJ45 Spade Lug Wire Color Function Voice/Fax Channel ConnectorsDescription FXO Description FXS Description I-V Voice/Fax Channel CableCommand Name Default Answer aRepeat LastATH1 ATH0ATO ATQ1ATD5551212R RegisterRead or WriteConfiguration displays View ActiveUser Profiles Store ActiveATX1 ATX0ATX2 Command Execution Mode WhileReturning to After DialIndicator Description Table E-1. LED IndicatorsAppendix E Back Panel LED Indicators DescriptionFCR ON/OFF Switch Power ConnectorBPS Modem DIAL-UP Line Connector Command Port TERMINAL/PC ConnectorVOICE/FAX Channel 2 FXS Connector VOICE/FAX Channel 2 FXO ConnectorVOICE/FAX Channel 1 E&M Connector VOICE/FAX Channel 1 FXS ConnectorRS232C/V.35 Shunt Channel Board Number of Channels SwitchChannel # Appendix F Flow Control BackgroundOff Printer pacing and Flow Control Glossary of Terms Page Format Page Parameter Page Page Symbols DOC DSUFXO FXS External Composite LinkLads List Channel Parameters Command Load DSU Factory Defaults CommandMultiMux Functional Testing Procedure Link ProtocolPDN PstnREN RJ48STransmit XMT Indicator Stop Bit Command SB1-SB2Stdm Voice/Fax Channel Testing Procedure Voice/Fax Input Level Gain CommandWord Length Select Command WL5-8 Voice/Fax Channels
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