Multi-Tech Systems MT4X56USB manual Appendix a Regulatory Information, Class B Statement, FCC Part

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MultiModemUSB User Guide

Appendix A - Regulatory Information

Class B Statement

FCC Part 15

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encourgaed to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.

Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

Consult the dealer or an experienced radio/TV technician for help.

This device complies with Part 15 of the FCC rules.

Operation is subject to the following two conditions:

(1)This device may not cause harmful interference.

(2)This device must accept any interference that may cause undesired operation.

Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authoriyt to operate the equipment.

Industry Canada

This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations.

Cet appareil numerique de la classe B respecte toutes les exigences du Reglement sur le material brouilleur du Canada.

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MT4X56USB

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Contents MultiModemUSB Model MT4X56USB User GuidePatents User GuideRecord of Revisions TrademarksContents Glossary of Terms Index Introduction and Description MultiModemUSB User Guide FeaturesIntroduction Preview of this Guide Technical SpecificationsInstallation Introduction and DescriptionRelated Documentation Hub Front PanelModem Ports Ports 1, 2, 3, SystemUSB Type B Downstream Connector RJ-ll Modem ConnectorUSB Type a Upstream Connector Power ConnectorInstallation Safety Warning Telecom UnpackingInstallation Cabling your MT4X56USBMT4X56USB 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 MultiModemUSB Drivers Install dialog box displays Click Next MT4X56USB Drivers for Windows NTAdd/Remove Uninstalling MultiModemUSB in Windows NTSelect Add/Remove Programs MT4X56USB Drivers for Windows Click Finish Software Loading and Configuration Select Add/Remove Hardware Installing Your V.90 Modems Click Start Settings Control Panel ModemsRead Carefully Software Loading and Configuration MT4X56USB Installing Your V.90 Modems Windows Click Start Settings Control Panel Phone and Modems optionMT4X56USB 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 Repeat Last Command AT Command SummaryCommand Enter Key AnswerAT Commands, S-Registers and Result Codes Information Request Return Online to Data ModeResult Codes Enable/Disable Modulation HandshakeTone Dialing Modem ResetLoad Factory Settings Result Code FormatTest Commands Communications ModeAsynchronous Communications Mode Display Current SettingsCommand &Zy=x Store Dialing Command Store Current ConfigurationSelect Stored Configuration for Hard Reset \An Select Maximum MNP Block Size\Kn Break Control \Nn Error Correction Mode Selection\Tn Inactivity Timer \Qn Flow Control SelectionEnter Setup Password Command %DCn AT Command ControlCommand %En Fallback and Fall Forward Control Command #S=x Store Setup PasswordCommand +++ATCR Escape Sequence Command %%%ATCRRemote Configuration Escape SequenceRegister Unit Range Default Description RegistersS38 Upstream data ratesResult Codes Terse Verbose DescriptionFor 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 Troubleshooting Modem Disconnects While OnlineModem Doesn’t Work with Caller ID Modem Cannot Connect When AnsweringLoopback Tests Fax and Data Software Can’t Run at the Same TimeTest procedure Local Analog Loopback Test V.54 LoopRemote Digital Loopback Test V.54 Loop Remote digital loopback testLocal Digital Loopback Test V.54 Loop Local digital loopback testInstalling Microsoft USB Support Windows 95/98 TroubleshootingDetermining Why USB Support Is Not Present Double-click the Universal Serial Bus Controller iconUpgrade Procedure Identify the Current Firmware Version Upgrade OverviewIdentify the MT4X56USB Firmware Multi-Tech Web SiteUpgrade Procedure Download the Upgrade FileExtract the Upgrade Files Clear Your Stored ParamentersUpgrade the Modem’s Firmware Restore Your ParametersService, Warranty and Tech Support Software User License Agreement Service, Warranty and Tech Support Limited WarrantyOn-line Warranty Registration Tech SupportService Contacting Tech Support via E-mailAppendices FCC Part Appendix a Regulatory InformationClass B Statement Industry CanadaFCC Part 68 Telecom AppendicesFAX Branding Statement Canadian Limitations NoticeNew Zealand Telecom Warning Notice EMC, Safety and Terminal Directive ComplianceCommission Decision CTR21 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