3Com 1.024.1644-00 manual Regulatory, CE Compliance

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Regulatory

CE Compliance

Electromagnetic Compatibility

This device complies with the following standards in accordance with the European Directives 89/336/EEC.

∙Immunity EN 50082-1 06/92

∙Emission EN 55022 class B 08/87

Safety (Low Voltage Directive)

This device complies with the following standards in accordance with European Directives 91/263/EEC and 91/263/EEC:

∙EN 60950/A2 10/93

∙EN 41003 08/93

The ports on this modem have the following safety status:

∙Telephone line connector = TNV

∙All other ports = SELV

These definitions are classified as per safety standard:

∙EN 60950/A2 10/93

∙SELV: Safety Extra Low Voltage

∙TNV: Telecommunications Network Voltage, voltages in compliance with standard EN 41003 08/93 criteria.

Ringer Equivalence Number (REN)

The modem's REN (Ringer Equivalence Number) is 1.

The total of the RENs of all items connected to one telephone line must not exceed 4. As long as the total is 4 or less, the ringing characteristics of the connected items should not be affected.

74 56K Voice Faxmodem Internal - User’s Guide

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Contents 56K Voice Faxmodem Internal Page Table of Contents Page Table of Contents Page Welcome to 56K*Information Access Product Features Back Channel Link Rates Upload Speeds Flash ROM Upgradable Determining Available Resources Control PanelWindows 95 version Determining Your Version of WindowsClick Properties Plug and Play Installation How to Prepare for Plug and Play InstallationHow to Insert the Modem into the Computer Serial NumberPage Page Page Page Installing Modem Drivers With Windows Versions 950 and 950a Moving Through the New Hardware Found ScreensPage COM Port Click More Info… Installing Modem Drivers With Windows Version 950b Using the Update Device Driver Wizard ScreensPage COM Port Click More Info… Word about COM Ports and IRQs How to Change the Modem’s Settings Page How to Insert the Modem into the Computer Page Page Page Page Restart Now Software Installation WindowsFlow Control Type of ModemInitialisation String Possible Solution Read This FirstTroubleshooting Possible Solution Possible Solution Possible Solution Troubleshooting Possible Solution Support Resources Are You Still Having Problems? Support ResourcesAnalogue signals Answer modeAnalogue loopback ApplicationGlossary Glossary Auto dial Baud rateBinary digit bit Bit rateData mode Glossary CharacterCharacters per second CPS Class 1Default Detect phaseDigital signals GlossaryGlossary Error control Fax modeFacsimile Flow controlLocal echo ModemNonvolatile memory Nvram OFF/ON hookOriginate mode Glossary Online fallback/fall forwardParity ProtocolTerminal mode Serial transmissionStart/stop bits Terminal22 bis 27ter32 bis See online fall back/fall forward42 bis XmodemYmodem Ymodem GTechnical Reference Technical Reference ITU-T answer sequenceDials the specified phone number, includes the following En Sets local echoLn Controls speaker volume internals only Technical Reference Hn Controls ON/OFF hookDisplays the following information Mn Operates speakerNumeric codes Verbal codesTechnical Reference Sets result code displayed, default is 11/RINGINGTechnical Reference Resets modem Displays a list of ampersand & commandsAn Enables/disables additional result code subsets see Xn Cn Controls Carrier Detect CD signalFn Loads a read-only non-programmable factory configuration Kn Enables/disables data compressionSets Guard Tone Hn Sets Transmit Data TD flow control see also &Rn300 bps Sets pulse rotary dial make/break ratio No restrictions on the minimum speed for Wn Writes current configuration to Nvram templates Yn Sets break handling64 56K Voice Faxmodem Internal User’s Guide Register Default Function RegistersDefault Function Bit Value ResultTechnical Reference Register Default Function S13Timer S27 See the instructions for S13 S34 Bit Fax Commands +FCLASS=n Sets the mode of operationDisplayed As a number Words Description +FTH=n+FRH=n Regulatory CE ComplianceLimited Warranty