Multitech MT5634ZBA-USB Itu-T, ITU-T V.32bis/V.32 Carrier Frequencies, 22bis/V.22 or, 300 bps

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		Appendix B - Technical Specifications

Carrier Frequencies	1600, 1646, 1680, 1800, 1829, 1867, 1920,
ITU-T V.34	1959, 2000 Hz
Carrier Frequencies	1800 Hz
ITU-T V.32bis/V.32
Carrier Frequencies	Transmit originate:		1200 Hz
V.22bis/V.22 or	Transmit answer:		2400 Hz
Bell 212A Standard	Receive originate:		2400 Hz
(2400 & 1200 bps)	Receive answer:		1200 Hz
Carrier Frequencies	Transmit originate:		390 Hz mark
ITU-T V.23			450 Hz space
(1200 bps)	Receive originate:		1300 Hz mark
			2100 Hz space
	Transmit answer:		1300 Hz mark
			2100 Hz space
	Receive answer:		390 Hz mark
			450 Hz space
Carrier Frequencies	Transmit originate:		980 Hz mark
ITU-T V.21			1180 Hz space
(0–300 bps)	Receive originate:		1650 Hz mark
			1850 Hz space
	Transmit answer:		1650 Hz mark
			1850 Hz space
	Receive answer:		980 Hz mark
			1180 Hz space
Carrier Frequencies	Transmit originate:		1270 Hz mark
Bell 103/113			1070 Hz space
(0–300 bps)	Receive originate:		2225 Hz mark
			2025 Hz space
	Transmit answer:		2225 Hz mark
			2025 Hz space
	Receive answer:		1270 Hz mark
			1070 Hz space
Fax Carrier	V.21 Ch2 (half duplex):
Frequencies	1650 Hz mark,	1850 HZ space for transmit originate
	1650 HZ mark, 1850 Hz space for transmit answer
	V.27ter:	1800 Hz originate/answer
	V.29 QAM:	1800 Hz originate/answer
	V.17 TCM:	1800 Hz originate/answer
Transmit Level	-11 dBm (dial-up)
Frequency Stability	±0.01%
Receiver Sensitivity	-43 dBm under worst-case conditions
AGC Dynamic Range	43 dB
Connectors	USB connector; two RJ-11 phone jacks
Cables	One 7-foot RJ-11 phone cable
	One 4-foot USB cable

Note: Any cables connected to the computer should be shielded to reduce interference.

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Contents User Guide Trademarks Record of RevisionsContents Index Introduction and Description MT5634ZBA-USB User Guide IntroductionProduct Description Universal Serial Bus USBIntroduction and Description What Is in Your Modem Package?MT5634ZBA-USB User Guide Quick Start You supply Safety WarningsWhat You Will Need We supplyQuick Start Assemble the ModemInstall the Software USB Connection Connect the Modem to Your SystemLine Connection Phone ConnectionTest Your Modem Select the ModemFeatures Features What Can You Do with Your Modem?Data Telephone Line FaxRequired Equipment ComputerConnections Connecting to the Computer USBConnecting to the Telephone Line Line Connecting to a Telephone Set PhoneFront panel Front PanelMT5634ZBA-USB User Guide AT Commands, S-Registers and Result Codes AT Commands AT Command Summary Echo Online Data Characters Command DS=n Dial Stored Telephone NumberEcho Command Mode Characters Monitor Speaker VolumeCommand Sr=n Set Register Value Monitor Speaker ModeReturn Online to Data Mode Result Codes Enable/DisableModem Reset MT5634ZBA-USB User Guide Command Vn Result Code FormatCommand Xn Result Code Selection Command Yn Long Space DisconnectAsynchronous Communications Mode Load Factory SettingsCommand &Gn V.22bis Guard Tone Control Communications ModeSelect Stored Configuration for Hard Reset MT5634ZBA-USB User Guide Command &Tn V.54 Test CommandsDisplay Current Settings Command &Wn Store Current ConfigurationBreak Control Error Correction Mode SelectionModem Port Flow Control Data Buffer ControlProtocol Result Code Inactivity TimerCommand %Cn Data Compression Control Command %DCnAT Command ControlCommand%%%ATCRRemote Configuration Escape Sequence Command %En Fallback and Fall Forward ControlEnter Setup Password Command #S=x Store Setup PasswordRegisters S37 S38Rates K56flex Rates S89 S42S43 S48Terse Verbose Description Result CodesMT5634ZBA-USB User Guide Remote Configuration Basic Procedure SetupChanging the Setup Password Changing the Remote Escape Character Remote ConfigurationMT5634ZBA-USB User Guide Troubleshooting Modem Does Not Respond to Commands None of the Indicators LightModem Dials But Cannot Connect TroubleshootingFax and Data Software Can’t Run at the Same Time Modem Cannot Connect When AnsweringModem Disconnects While Online Modem Doesn’t Work with Caller IDAppendixes FCC Regulations for Telephone Line Interconnection Appendix a Regulatory ComplianceIndustry Canada Class B StatementFAX Branding Statement Canadian Limitations NoticeEuropean Directives International Modem RestrictionsNew Zealand Telecom Warning Notice Appendix B Technical Specifications ITU-T V.32bis/V.32 Carrier Frequencies ConnectorsCarrier Frequencies ITU-TWeight DiagnosticsIndicators DimensionsIntroduction Appendix C Loopback TestsLocal Analog Loopback Test V.54 Loop Figure C-1. Local analog loopback test Test ProcedureAppendix C Loopback Tests Remote Digital Loopback Test V.54 LoopLocal Digital Loopback Test V.54 Loop Figure C-3. Local digital loopback test Test ProcedureService Appendix D Warranty, Service, and Technical SupportLimited Warranty Online Warranty RegistrationTo Download a File Technical SupportMulti-Tech BBS To Log on to the Multi-Tech BBSAbout the Internet About the Multi-Tech Fax-Back ServiceIndex Index MT5634ZBA-USB User Guide