Multi-Tech Systems MT2834ZPX owner manual Introduction and Description Modem Features

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Chapter 1 - Introduction and Description

Chapter 1 - Introduction and Description

Introduction

Welcome to the world of data communications. You have acquired one of the finest intelligent data and fax modems available today, model MT2834ZPX, from Multi-Tech Systems. This Owner’s Manual will help you install, configure, test and use your MT2834ZPX data/fax modem.

Modem Features

Your MT2834ZPX modem meets the proposed Enhanced V.34 ITU standard for data signalling rates as high as 33.6/31.2K bps full-duplex mode. Connections are made on Public Switched Telephone Networks (PSTNs). V.34 supports and is compatible with all V.32/V.32bis/

V32terbo features including EIA extended Automode, adaptive line probing, automatic symbol rate and carrier frequency during start-up, and retrain and rate renegotiation (in 2400 bps increments).

Your modem features CCITT V.42 error correction and V.42bis data compression, providing 100% error-free data transmission. V.42 error correction incorporates MNP( Classes 3 and 4, and LAP-M. You may select V.42bis data compression for 4-1 throughput, or MNP Class 5 for 2-1 throughput.)

Your MT2834ZPX offers interactive automatic dialing, as well as Command Mode option configuration. You may store up to ten command line/telephone numbers, of up to 60 characters each, in the modem’s nonvolatile memory. The modem pulse or tone dials, and recognizes dial tones and busy signals for reliable call-progress detection. The modem can detect AT&T calling card tones. It is FCC- Registered for connection to telephone networks without any Data Access Arrangements (DAA’s).

Your modem also features Remote Configuration which permits you to assist users at remote sites, saving you the time and trouble of site visits and preventing misinterpretation of configuration instructions.

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Contents Page Record of Revisions Revision Description Contents Index Introduction and Description Modem Features Product Description Fax FeaturesInstallation and Connection How to Use This ManualSoftware Configuration AT Commands and S-RegistersAppendices Testing Your ModemService, Warranty & Technical Support/ BBS Safety Warnings Installation and ConfigurationConfiguration and Installation Procedure StepProcedure Configuration/Installation ProcedureInstallation and Configuration Is Your MT2834ZPX Ready for Use? Operating Your MT2834ZPX Simple Operations Configuring Software for Your Modem Software Configuration IntroductionAT &F X4 S0= 2 M PC Initialization StringsConfiguring Software for Your Computer Changing Default ParametersTerminal Emulation Configuring Software for the Remote SystemAT &F S0=0 X4 &E14 M When to Disable Data CompressionFile Transfer Protocols AT &F S0=0 X4 &E0 M Disabling Error Correction16550 Uart and Windows COM2FIFO=1 COMnFIFO=1Page Modem AT Commands Command a Default $BA0 Description Command Values Default $EB0 Description =0 thru $Fn Command Values Default Command Values Default Description Default &P1 Description RFn Command T = 0, 1, 2, or Values Default Description Command @ Remote Configuration Operation Procedures StepProcedure Remote ConfigurationRemote Configuration Procedures Contd. Remote Configuration Operation Procedures Password CommandsEscape Code Character RegistersReturn Character Pause Time for Comma S13 Remote Configuration Escape Character S29 Local Inactivity Timer S36 Time Between DTR Inactive and Modem Off-Hook Q0 Multi-Tech Result Codes Result CodesQ1 Standard AT Result Codes AT Commands and S-Register Summary Modem Does Not Respond to Commands TroubleshootingPage Modem Dials But Cannot Make a Connection Page Modem Disconnects While Online Losing Data Modem Cannot Connect When AnsweringFile Transfer Is Slower Than It Should Be Fax and Communications Software Won’t Run at the Same Time Getting Garbage Characters on the MonitorLocal Analog Loopback Test Testing Your Modem Local Analog Loopback Test/V.54 LoopDigital Loopback Test/V.54 Loop 2 Local/Manual Digital Loopback Test local/manual Digital Loopback Test/V.54 Loop 2 Remote/ AutomaticDigital Loopback Test remote/automatic Limited Warranty Service, Warranty and Tech Support IntroductionRecording Modem Information On-line Warranty RegistrationTech Support Service To log on to the Multi-Tech BBS About the Multi-Tech BBSTo Download a file If you know the file nameIf you don’t know the file name About CompuServe/Internet About the Multi-Tech Fax-Back ServiceAppendix a Technical Specifications Command Buffer Intelligent FeaturesModulation Fax ModulationsCarrier Frequencies Carrier FrequenciesDataCarrier Frequencies BpsBell Standard Diagnostics ConnectorsTemperature Power Consumption Dimensions697 770 852 941 1209 Digits 1336 1477 1633 Appendix B Tone Dial FrequenciesAppendix C FCC and Canadian Regulations RJ11C or RJ11W single line Appendix C FCC and Canadian Regulations Canadian Limitations Notice Index 15, 19 In-band Escape Sequence MultiExpress for Windows PBX/CBX Disconnect Drop Time for DSR/CTS/CD Rings Which Have Occurred Registers Serial port 17, 20, 21 17, 19