Multitech MT2834BA manuals
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Very often issues with Multitech MT2834BA begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
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Multitech MT2834BA Manual
166 pages 1.06 Mb
2 User Guide3 ContentsChapter 1 - Introduction and Description Chapter 2 - Installation and Connection Chapter 3 - Software Configuration and Modem Basics 4 Chapter 4 - Manual Dial and Automatic AnswerChapter 5 - Command Mode Chapter 6 - S-Registers Chapter 7 - Callback Security and Remote Configuration 5 Chapter 8 - Modem TestingChapter 9 - DIP-Switch Settings Chapter 10 - Warranty, Service and Tech Support Appendixes Index 8 1.1 Introduction1.2 How To Use This ManualChapter 1 - Introduction and Description Chapter 2 - Installation and Connection Chapter 3 - Software Configuration and Modem Basics Chapter 4 - Manual Dial and Automatic Answer 9 Chapter 5 - AT Command Mode OperationChapter 6 - S-Registers Chapter 7 - Callback and Remote Configuration Chapter 8 - Testing Your Modem Chapter 9 - DIP-Switches Chapter 10 - Warranty, Service & Technical Support Appendixes 10 1.3 Modem Features1.3.1 2834 Series Features 1.3.2 1432 Series Features 1.3.3 932 Series Features 12 1.5 Technical Specifications16 1.6 Power1.7 Modem LED Indicators 17 1.8 Controls on PC Board20 2.1 What is in Your Modem Package?21 2.2 Installation2.2.1 Safety Warnings 2.2.2 Installation Procedure 23 2.3 Loading Trio DataFAX Software25 2.4 Is Your Modem Ready for Use?28 3.1 Introduction3.2 Serial Port Limitations 3.2.1 How Can You Identify Your UART T ype? 29 3.2.2 The 16550 UART and Windows 3.13.3 Configuring Your Software 3.3.1 Configuring Software for Your Modem 30 3.4 PC Initialization Strings3.4.1 Changing Default Parameters 3.4.2 Other Parameters 31 3.5 Macintosh Initialization3.6 Configuring Software for Your Computer 3.6.1 Configuring Software for the Remote System 3.6.2 Terminal Emulation 32 3.6.3 File Transfer Protocols3.7 When to Disable Data Compression 3.7.1 Disabling Error Correction 33 3.8 Modem Basics3.8.1 Simple Operations 3.9 The Answer/Originate - Voice/Data Toggle Switch 36 4.1 Introduction4.2 Dialing/On-Line/Answering 37 4.3 Manual Call Origination4.4 Automatic Answering 38 4.5 Manual Answering4.6 Handshaking Details 39 4.7 Call Termination42 5.1 Introduction5.1.1 AT Command Editing 43 5.1.2 Functional Modes44 5.2 Summary of AT Commands47 5.3 Result Codes49 5.4 Dialing Commands 5.4.1 Dialing Action CommandsDial Command D Continuous Redial (not used in BAI) A: or : Dialing a Stored Number N DTR Dialing $D Voice/Data Dialing $VD 50 5.4.2 Dial Modifier CommandsPulse or Tone Dial P T Set Pulse Dial Ratios &P 51 Automatic Pauses in Dialing ,Long Space Disconnect Y Wait for New Dial-Tone W Return to Command Mode After Dial Command Execution ; Reverse the Mode of Operation R Flash On Hook ! "Calling Card" Detect Tones $ 52 ATDT 1028806127853500 $Quiet Answer @ 53 5.4.3 Phone Number Memory CommandsStoring Phone Numbers D...N Number Linking NN Listing Numbers Stored in Memory L 54 5.4.4 Configuration and Default Storage CommandsStore Configuration & S-Register Parameters in Non-Volatile Memory &W Loading Factory Defaults &F Modem Reset Z 55 Unix UUCP Spoofing $SPAsync/Sync Mode Switching &M Synchronous Transmit Clock Select &X 56 5.4.5 Command Response (Result Code) Commands58 5.4.6 Phone Line Conditioning CommandsGuard Tones (Not Used in BAI Models) &G Bell/V.21 Tone B Phone Line Monitoring Speaker M Enable or Disable Recognition of Remote Digital Loop Signal &T Enable/Disable Trelis Coded Modulation #T 59 Fallback Modes When On-Line #FEnable/Disable Lowspeed Fast Connect $FC (2834 Series only) Cleardown at Disconnect &CD (2834 Series only) 60 Auto Speed Detect #A61 5.4.7 RS-232C Interface Control CommandsCarrier Detect Control &C Data Terminal Ready Control &D CTS Control &R 62 Data Set Ready Control &SCTS/RTS Interaction Control &RF DSR/CD Interaction Control &SF 63 5.4.8 Error Correction Commands66 5.4.9 Flow Control Commands69 5.4.10 Compression, Error Correction, Flow Control, Pass- Through and Pacing Commands70 5.4.11 Speed Conversion Commands73 5.4.12 Immediate Action CommandsHelp Screens $H Inquiry for Product Code I Windows 95 Autodetect Inquiry I9 (2834 Series only) Listing Current Operating Parameters L5 L7 Listing S-Register Values L6 74 Listing On-Line Diagnostics L8Off Hook H Escape Sequences- Entering Command Mode While Still On-Line +++AT<CR> BREAK AT<CR> Escape Sequence Options - Entering Command Mode While On-Line %E Force Answer Mode A Exiting Command Mode, Going Back On-Line O 75 5.4.13 Line Probe Commands (2834 Series only)78 6.1 IntroductionS0 Number of Rings Until Modem Answers S1 Rings Which Have Occurred S2 Escape Code Character S3 Return Character 84 6.2 Reading and Assigning S-Register Values6.2.1 Examples of Assigning Values 6.2.2 Examples of Reading Values 85 6.3 AT Command and S-Register Summary88 7.1 Introduction7.2 Callback Feature Description 89 7.3 Remote Configuration Description7.3.1 Initial Setup Procedures for Callback and Remote Configuration. 92 7.3.2 Remote Configuration Procedures93 7.4 Remote Configuration and Callback Security AT CommandsAssign Passwords for Callback Phone Numbers #CBN Callback Security Enable/Disable #DB Change LOGIN Password #I Change SETUP Password #S 95 7.5 Remote Configuration/Callback Security S-RegistersRemote Configuration Character (S13) Callback Time Delay (S15) Callback Attempts (S16) Failed Password Attempts (S26) Local Inactivity Timer (S29) 98 8.1 Introduction99 8.2 Local Analog Loopback Test/V.54 Loop 3100 8.3 Digital Loopback Test/V.54 Loop 2 (Local/Manual)101 8.4 Digital Loopback Test/V.54 Loop 2 (Remote/Automatic)102 8.5 Back-to-Back Test103 8.6 Synchronous Mode Testing8.7 Local Analog Loopback Test (Synchronous Mode) 104 8.8 Digital Loopback Test (Local/Manual) (Synchronous Mode)105 8.9 Digital Loopback Test (Remote/Automatic) (Synchronous Mode)108 9.1 Introduction109 9.2 DIP-Switch Option Settings115 9.3 Speaker Volume Control9.4 Recording Option Configurations 118 10.1 Introduction10.2 Limited Warranty 10.2.1 On-line Warranty Registration 119 10.3 Tech Support10.3.1 Recording Modem Information 10.4 Service 120 10.5 The Multi-Tech BBSTo log on to the Multi-Tech BBS To Download a file 121 10.5.2 Upgrading the MultiModem10.5.3 Using FlashPro to Upgrade Modem Firmware 10.6 About Multi-Techs Internet Presence 10.7 About the Multi-Tech Fax-Back Service 122 10.8 About Ordering Accessories124 Appendix A - Troubleshooting129 Appendix B - ASCII Character Code/Hex/Decimal Conversion Chart131 Appendix D - Command Summary140 Appendix E - DIP-Switch Summary143 Appendix F - S-Register Summary145 Appendix G - Result Code Summary147 Appendix H - V.25bis Operation154 Appendix I - MultiModemBA CablesThese cables connect your modem to your terminal or computers serial port. 25-PIN DTE Connector 25-PIN DCE DeviceFigure I-1. RS232 Cable (IBM PC) RJ-11 Type Modular Plug To Terminal Block Screws (Transmit and Receive) 156 Appendix J - RS-232C Interface Specifications158 Test Voltage - Pin 9, XVTransmit Clock - Pin 15, TC (DB) Receive Clock - Pin 17, RC (DD) Data Terminal Ready - Pin 20, TR or DTR (CD) Ring Indicator - Pin 22, RI (CE) 160 Appendix K - Regulatory Information Compliance with European Community RequirementsEMC, Safety and Terminal Directive Compliance European Directives User Guide Statement International Modem Restrictions New Zealand Telecom Warning Notice 163 Index
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