Multi-Tech Systems MT4X56USB manual Introduction and Description

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Four USB V.90 Modems

Chapter 1 - Introduction and Description

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Contents User Guide MultiModemUSB Model MT4X56USBRecord of Revisions User GuidePatents TrademarksContents Glossary of Terms Index Introduction and Description MultiModemUSB User Guide FeaturesIntroduction Installation Technical SpecificationsPreview of this Guide Introduction and DescriptionRelated Documentation Modem Ports Ports 1, 2, 3, Front PanelHub SystemUSB Type a Upstream Connector RJ-ll Modem ConnectorUSB Type B Downstream Connector Power ConnectorInstallation Unpacking Safety Warning TelecomCabling your MT4X56USB InstallationMT4X56USB Software Loading and Configuration MT4X56USB Drivers for Windows System USB SupportLoading your Driver Software Software Loading and Configuration Uninstalling MultiModemUSB in Windows MT4X56USB Drivers for Windows Uninstalling MultiModemUSB in Windows MT4X56USB Drivers for Windows NT MultiModemUSB Drivers Install dialog box displays Click NextAdd/Remove Uninstalling MultiModemUSB in Windows NTSelect Add/Remove Programs MT4X56USB Drivers for Windows Click Finish Software Loading and Configuration Select Add/Remove Hardware Click Start Settings Control Panel Modems Installing Your V.90 ModemsRead Carefully Software Loading and Configuration MT4X56USB Click Start Settings Control Panel Phone and Modems option Installing Your V.90 Modems WindowsMT4X56USB Software Loading and Configuration Windows 95/98 Configuration Utility MT4X56USB Windows NT 4.0/2000 Configuration Utility MT4X56USB MT4X56USB AT Commands, S-Registers and Result Codes Command Enter Key AT Command SummaryRepeat Last Command AnswerAT Commands, S-Registers and Result Codes Result Codes Enable/Disable Return Online to Data ModeInformation Request Modulation HandshakeLoad Factory Settings Modem ResetTone Dialing Result Code FormatAsynchronous Communications Mode Communications ModeTest Commands Display Current SettingsSelect Stored Configuration for Hard Reset Store Current ConfigurationCommand &Zy=x Store Dialing Command \An Select Maximum MNP Block Size\Tn Inactivity Timer \Nn Error Correction Mode Selection\Kn Break Control \Qn Flow Control SelectionCommand %En Fallback and Fall Forward Control Command %DCn AT Command ControlEnter Setup Password Command #S=x Store Setup PasswordCommand %%%ATCRRemote Configuration Escape Sequence Command +++ATCR Escape SequenceRegisters Register Unit Range Default DescriptionUpstream data rates S38Terse Verbose Description Result CodesFor more information on scripting, click the Help button Remote Configuration Changing the Setup Password Remote Configuration ProcedureSetup Changing the Remote Escape Character Remote Configuration CommandsRemote Configuration and Management MT4X56USB Troubleshooting Modem Dials But Cannot Connect None of the Indicators LightModem Does Not Respond to Commands Modem Disconnects While Online TroubleshootingLoopback Tests Modem Cannot Connect When AnsweringModem Doesn’t Work with Caller ID Fax and Data Software Can’t Run at the Same TimeLocal Analog Loopback Test V.54 Loop Test procedureRemote digital loopback test Remote Digital Loopback Test V.54 LoopLocal digital loopback test Local Digital Loopback Test V.54 LoopDetermining Why USB Support Is Not Present Windows 95/98 TroubleshootingInstalling Microsoft USB Support Double-click the Universal Serial Bus Controller iconUpgrade Procedure Identify the MT4X56USB Firmware Upgrade OverviewIdentify the Current Firmware Version Multi-Tech Web SiteExtract the Upgrade Files Download the Upgrade FileUpgrade Procedure Clear Your Stored ParamentersRestore Your Parameters Upgrade the Modem’s FirmwareService, Warranty and Tech Support Software User License Agreement On-line Warranty Registration Limited WarrantyService, Warranty and Tech Support Tech SupportContacting Tech Support via E-mail ServiceAppendices Class B Statement Appendix a Regulatory InformationFCC Part Industry CanadaAppendices FCC Part 68 TelecomCanadian Limitations Notice FAX Branding StatementCommission Decision CTR21 EMC, Safety and Terminal Directive ComplianceNew Zealand Telecom Warning Notice International Modem RestrictionsIntroduction TroubleshootingAppendix B V.90 Support Glossary of Terms MT4X56USB Glossary MT4X56USB Glossary MT4X56USB Glossary MT4X56USB Glossary MT4X56USB Glossary MT4X56USB Glossary MT4X56USB Index IndexConfiguration MT4X56USB Software user license agreement Speed