USRobotics x2/56K Voice Functions, Appendix a Technical Reference, Glossary Limited Warranty

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Voice Functions	33
Overview of Voice Functions	33
Speakerphone	34
Implementing Voice Functions	34
Voice Applications	34
Application Settings	34
Appendix A – Technical Reference	37
Main AT commands	37
Appendix B – Technical Specifications	57
Sportster Winmodem 33600 & x2/56K
Specifications	57
Electrical power	58
CE Mark	59
Electromagnetic Compatibility	59
Safety	59
Glossary	61
Limited Warranty	69

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Contents User’s Manual 1997 Table of Contents Appendix B Technical Specifications Glossary Limited WarrantyVoice Functions Appendix a Technical ReferenceIntroduction How a Modem WorksHow Does Your Sportster Winmodem 33600 & x2/56K∗ Work ? QuicklyOther Features AccuratelyEfficiently With WindowsPackage Contents Sportster Winmodem 33600 & x2/56K Installation InstallationPlug and Play Installation Procedure Insert the Modem Into the ComputerPlug in the power plug and turn the computer on Run the Modem’s Installation Program If you choose Then try This COM port This IRQ Running the Installation Program on a Windows 95 System Installing the Communications Software Page Changing Country Setup under Windows Page Using the Modem Installation TestFactory Settings Resetting the Modem to Factory Settings Remarks on Using the Modem Remember the Following Points When Using the ModemUn-Installing the Modem Page Problems and Solutions TroubleshootingSymptom Solution Send AT commands Modem does notRespond when, Terminal mode, youTone when you try to Using a certainErrors There is no audibleConnection problem ModemConnects itself Correctly toTransmission errors A fax, errors alterIntercontinental Connections areBefore the Modems Connect Signals but fail to If your PC reacts asThough you are Online, but no callLink. During Data Transfers If your screen displays random or garbage charactersDuring Fax Transmissions If You Are Still Having Problems Page Voice Functions Overview of Voice FunctionsApplication Settings SpeakerphoneImplementing Voice Functions Voice ApplicationsInput/Output Source Selection Page Main AT commands Appendix a Technical ReferenceBasic Command Set E0 Echo OFF E1 Modem displays keyboard commands Ln Controls speaker volume internals only Fn Sets online local echo of transmitted data ON/OFFHn Controls ON/OFF hook Displays the following informationXn Sets result code displayed. Default is Vn Displays verbal/numeric result codesResult Codes Xn SettingFunctions Advanced Command Set Enables/disables data compression Sets Error Control ARQ 1200 bps and higherSets Guard Tone Sets Transmit DataTD flow controlWrites current configuration to Nvram templates Sets pulse rotary dial make/break ratioSets Receive Data RD hardware flow control Controls Data Set Ready DSR operationsReg Default Function RegistersSets the number of seconds the modem Page Bit Value Result Reg Default Function Reg Default Function Page Bit Bit 4 Bit ResultValue 128 Reserved Page Page Sportster Winmodem X2/56K Specifications Electrical power CE Mark SafetyElectromagnetic Compatibility Page Analog signals GlossaryAsynchronous transmission Baud rateBit BitsBps BufferData mode Digital signalsError correction DuplexFax mode FallbackFlow control Local EchoProtocol ParityRemote Echo Terminal mode Serial transmissionSynchronous transmission TerminalXON/XOFF Page Limited Warranty Advised of the Possibility of Such Damages Page 024.1388-00