Multitech MT5634ZBA-USB manual Index

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Chapter 6 - Troubleshooting
Introduction	42
None of the Indicators Light	42
The Modem Does Not Respond to Commands	42
The Modem Dials But Cannot Connect	43
The Modem Disconnects While Online	44
The Modem Cannot Connect When Answering	44
The Modem Doesn’t Work with Caller ID	44
Fax and Data Software Can’t Run at the Same Time	44
Appendixes
Appendix A: Regulatory Compliance	46
Appendix B: Technical Specifications	50
Appendix C: Loopback Tests	53
Appendix D: Warranty, Service, and Technical Support	57
Index

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Contents User Guide Record of Revisions TrademarksContents Index Introduction and Description Introduction Product DescriptionUniversal Serial Bus USB MT5634ZBA-USB User GuideWhat Is in Your Modem Package? Introduction and DescriptionMT5634ZBA-USB User Guide Quick Start Safety Warnings What You Will NeedWe supply You supplyAssemble the Modem Quick StartInstall the Software Connect the Modem to Your System Line ConnectionPhone Connection USB ConnectionSelect the Modem Test Your ModemFeatures What Can You Do with Your Modem? FeaturesData Fax Required EquipmentComputer Telephone LineConnecting to the Computer USB Connecting to the Telephone Line LineConnecting to a Telephone Set Phone ConnectionsFront Panel Front panelMT5634ZBA-USB User Guide AT Commands, S-Registers and Result Codes AT Commands AT Command Summary Command DS=n Dial Stored Telephone Number Echo Command Mode CharactersMonitor Speaker Volume Echo Online Data CharactersMonitor Speaker Mode Return Online to Data ModeResult Codes Enable/Disable Command Sr=n Set Register ValueMT5634ZBA-USB User Guide Command Vn Result Code Format Command Xn Result Code SelectionCommand Yn Long Space Disconnect Modem ResetLoad Factory Settings Command &Gn V.22bis Guard Tone ControlCommunications Mode Asynchronous Communications ModeMT5634ZBA-USB User Guide Command &Tn V.54 Test Commands Display Current SettingsCommand &Wn Store Current Configuration Select Stored Configuration for Hard ResetError Correction Mode Selection Modem Port Flow ControlData Buffer Control Break ControlInactivity Timer Command %Cn Data Compression ControlCommand %DCnAT Command Control Protocol Result CodeCommand %En Fallback and Fall Forward Control Enter Setup PasswordCommand #S=x Store Setup Password Command%%%ATCRRemote Configuration Escape SequenceRegisters S38 S37Rates K56flex Rates S42 S43S48 S89Result Codes Terse Verbose DescriptionMT5634ZBA-USB User Guide Remote Configuration Setup Basic ProcedureChanging the Setup Password Remote Configuration Changing the Remote Escape CharacterMT5634ZBA-USB User Guide Troubleshooting None of the Indicators Light Modem Does Not Respond to CommandsTroubleshooting Modem Dials But Cannot ConnectModem Cannot Connect When Answering Modem Disconnects While OnlineModem Doesn’t Work with Caller ID Fax and Data Software Can’t Run at the Same TimeAppendixes Appendix a Regulatory Compliance FCC Regulations for Telephone Line InterconnectionClass B Statement Industry CanadaCanadian Limitations Notice FAX Branding StatementInternational Modem Restrictions European DirectivesNew Zealand Telecom Warning Notice Appendix B Technical Specifications Connectors Carrier FrequenciesITU-T ITU-T V.32bis/V.32 Carrier FrequenciesDiagnostics IndicatorsDimensions WeightAppendix C Loopback Tests IntroductionFigure C-1. Local analog loopback test Test Procedure Local Analog Loopback Test V.54 LoopRemote Digital Loopback Test V.54 Loop Appendix C Loopback TestsFigure C-3. Local digital loopback test Test Procedure Local Digital Loopback Test V.54 LoopAppendix D Warranty, Service, and Technical Support Limited WarrantyOnline Warranty Registration ServiceTechnical Support Multi-Tech BBSTo Log on to the Multi-Tech BBS To Download a FileAbout the Multi-Tech Fax-Back Service About the InternetIndex Index MT5634ZBA-USB User Guide