Multitech MT5634ZBA-USB manual S42, S43, S48, S89, S109

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MT5634ZBA-USB User Guide

Register	Unit	Range	Default	Description
S42	decimal	0–1	1	Enables/disables the 56K auto rate. When
				56K auto is disabled, fallback to V.34 is also
				disabled. 0 = disable; 1 = enable.
S43	decimal	0–1	1	For testing and debugging only. Enables/
				disables V.32bis start-up auto mode operation.
				0 = disable; 1 = enable.
S48	decimal	7 or 128	7	Enables (7) or disables (128) LAPM
				negotiation. The following table lists the S36
				and S48 configuration settings for certain
				types of connections.

						S48=7	S48=128

					S36=0, 2	LAPM or hangup	Do not use

					S36=1, 3	LAPM or async	Async

					S36=4, 6	LAPM, MNP, or hangup	MNP or hangup
					S36=5, 7	LAPM, MNP, or aysnc	MNP or async
S89
S89	seconds	0, 5–255	10	Sets the length of time in the off-line command
				mode before the modem goes into standby
				mode. A value of zero prevents standby mode;
				a value of 1–4 sets the value to 5.
S109	decimal	0, 1 or 2	1	Selects one of three 56K operating modes.
				0		V.90 disabled
				1		K56flex or V.90 (dual-mode
						enabled)
				2		V.90 only (K56flex diabled)

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Contents User Guide Record of Revisions TrademarksContents Index Introduction and Description Universal Serial Bus USB IntroductionProduct Description MT5634ZBA-USB User GuideWhat Is in Your Modem Package? Introduction and DescriptionMT5634ZBA-USB User Guide Quick Start We supply Safety WarningsWhat You Will Need You supplyAssemble the Modem Quick StartInstall the Software Phone Connection Connect the Modem to Your SystemLine Connection USB ConnectionSelect the Modem Test Your ModemFeatures What Can You Do with Your Modem? FeaturesData Computer FaxRequired Equipment Telephone LineConnecting to a Telephone Set Phone Connecting to the Computer USBConnecting to the Telephone Line Line ConnectionsFront Panel Front panelMT5634ZBA-USB User Guide AT Commands, S-Registers and Result Codes AT Commands AT Command Summary Monitor Speaker Volume Command DS=n Dial Stored Telephone NumberEcho Command Mode Characters Echo Online Data CharactersResult Codes Enable/Disable Monitor Speaker ModeReturn Online to Data Mode Command Sr=n Set Register ValueCommand Yn Long Space Disconnect MT5634ZBA-USB User Guide Command Vn Result Code FormatCommand Xn Result Code Selection Modem ResetCommunications Mode Load Factory SettingsCommand &Gn V.22bis Guard Tone Control Asynchronous Communications ModeCommand &Wn Store Current Configuration MT5634ZBA-USB User Guide Command &Tn V.54 Test CommandsDisplay Current Settings Select Stored Configuration for Hard ResetData Buffer Control Error Correction Mode SelectionModem Port Flow Control Break ControlCommand %DCnAT Command Control Inactivity TimerCommand %Cn Data Compression Control Protocol Result CodeCommand #S=x Store Setup Password Command %En Fallback and Fall Forward ControlEnter Setup Password Command%%%ATCRRemote Configuration Escape SequenceRegisters S38 S37Rates K56flex Rates S48 S42S43 S89Result Codes Terse Verbose DescriptionMT5634ZBA-USB User Guide Remote Configuration Setup Basic ProcedureChanging the Setup Password Remote Configuration Changing the Remote Escape CharacterMT5634ZBA-USB User Guide Troubleshooting None of the Indicators Light Modem Does Not Respond to CommandsTroubleshooting Modem Dials But Cannot ConnectModem Doesn’t Work with Caller ID Modem Cannot Connect When AnsweringModem Disconnects While Online Fax and Data Software Can’t Run at the Same TimeAppendixes Appendix a Regulatory Compliance FCC Regulations for Telephone Line InterconnectionClass B Statement Industry CanadaCanadian Limitations Notice FAX Branding StatementInternational Modem Restrictions European DirectivesNew Zealand Telecom Warning Notice Appendix B Technical Specifications ITU-T ConnectorsCarrier Frequencies ITU-T V.32bis/V.32 Carrier FrequenciesDimensions DiagnosticsIndicators WeightAppendix C Loopback Tests IntroductionFigure C-1. Local analog loopback test Test Procedure Local Analog Loopback Test V.54 LoopRemote Digital Loopback Test V.54 Loop Appendix C Loopback TestsFigure C-3. Local digital loopback test Test Procedure Local Digital Loopback Test V.54 LoopOnline Warranty Registration Appendix D Warranty, Service, and Technical SupportLimited Warranty ServiceTo Log on to the Multi-Tech BBS Technical SupportMulti-Tech BBS To Download a FileAbout the Multi-Tech Fax-Back Service About the InternetIndex Index MT5634ZBA-USB User Guide