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Multi-Tech Systems BL-Series manual Appendix E DIP-Switch Summary, Asynchronous Mode, 140

Models: BL-Series

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MultiModemBL User Guide

Appendix E - DIP-Switch Summary

Asynchronous Mode

DIP-Switch	Condition	Effect
#1	UP*	DTR dependent on interface
	Down	DTR forced On at all times
#2	UP*	Hardware Flow Control
	Down	Xon/Xoff Flow Control
#3**	2834 Series:
	UP	-15 dB Transmission (leased line)
	Down*	-9 dB Transmission (leased line)
#3**	1932 and 1432 Series:
	UP	-10 dB Transmission (leased line)
	Down*	0 dB Transmission (leased line)
#4	UP*	UUCP Spoofing Off
	Down	UUCP Spoofing On
#5	UP*	Automatic Answer On
	Down	Automatic Answer Off
#6	UP*	Max throughput On
	Down	Max throughput Off
#7	UP	RTS dependent on Interface
	Down*	RTS forced On at all times
#8	UP	Disable Command Mode
	Down*	Enable Command Mode
#9	UP	Local Digital Loopback On
	Down*	Remote Digital Loopback On
#10	UP*	Dial-Up Operation
	Down	Leased Line Operation
#11	UP	"AT" Responses
	Down*	Multi-Tech Responses
#12	UP	Synchronous Mode On
	Down*	Asynchronous Mode On

*Factory Default Setting

**Not applicable in BLK models

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Multi-Tech Systems BL-Series manual Appendix E DIP-Switch Summary, Asynchronous Mode, 140

Contents

User Guide User Guide Record of RevisionsContents Command Mode Callback Security and Remote ConfigurationManual Dial and Automatic Answer RegistersModem Testing DIP-Switch SettingsWarranty, Service and Tech Support AppendixesPage Introduction and Description How To Use This Manual IntroductionAT Command Mode Operation Callback and Remote ConfigurationTesting Your Modem DIP-Switches2 1932 Series Features Modem Features1 2834 Series Features 3 1432 Series Features Fax FeaturesTechnical Specifications Mode of Operation Intelligent FeaturesCommand Buffer Introduction and DescriptionFax Carrier Frequencies Lease Line RestoralCarrier Frequencies Carrier Frequencies 300 bps Bell StandardConnectors DiagnosticsIndicators Operating TemperatureModels Only PowerModem LED Indicators Controls on PC Board MultiModemBL User Guide Installation and Connection What is in Your Modem Package? Unpacking MT2834BL shownInstallation Procedure InstallationSafety Warnings MultiModemBL/BLI Connections Cabling Procedure MT1432BLK and MT2834BLK MultiModemBLK ConnectionsLoading Trio DataFAX Software Installation and Connection Is Your Modem Ready for Use? Software Configuration and Modem Basics Serial Port Limitations How Can You Identify Your Uart Type?Configuring Your Software Configuring Software for Your ModemSoftware Configuration 16550 Uart and WindowsOther Parameters Changing Default ParametersPC Initialization Strings Configuring Software for Your Computer Configuring Software for the Remote SystemMacintosh Initialization Terminal EmulationWhen to Disable Data Compression Disabling Error CorrectionFile Transfer Protocols AT &F S0=0 X4 &E14 MSimple Operations Answer/Originate Voice/Data Toggle SwitchModem Basics MultiModemBL User Guide Manual Dial and Automatic Answer Dialing/On-Line/Answering Manual Dial Backup Call Termination Dial Backup and Leased Line RestoralAutomatic Leased Line Restoral Operation Manual Dial and Automatic AnswerDial-Up Operation Manual Call OriginationAutomatic Answering Manual AnsweringCall Termination Abort TimerHandshaking Details Command Mode AT Command Editing Command Mode Functional ModesSummary of AT Commands Normal Mode Auto-Reliable ModeReliable Mode Flow Control DisabledEnable/Disable Reading Line Probe From DSP during handshake Display of Signal Strength InformationPasswords for Callback Phone Numbers Callback Security Enable/DisableResult Codes Multi-Tech Result Codes SeriesMultiModemBL User Guide Standard AT Result Codes Series Dialing Commands Dialing Action Commands Dial Command DContinuous Redial not used in BLI/BLK a or Dialing a Stored Number NDial Modifier Commands Voice/Data Dialing $VDPulse or Tone Dial P T Set Pulse Dial Ratios &P Not used in BLKReturn to Command Mode After Dial Command Execution Reverse the Mode of Operation RAutomatic Pauses in Dialing Long Space Disconnect YCalling Card Detect Tones $ Quiet Answer @Phone Number Memory Commands Storing Phone Numbers D...NNumber Linking NN Listing Numbers Stored in Memory LModem Reset Z Configuration and Default Storage CommandsLoading Factory Defaults &F Synchronous Transmit Clock Select &X Async/Sync Mode Switching &MUnix Uucp Spoofing $SP Command Response Result Code Commands Echo Command Mode Characters EResult Codes Enable/Disable and No Response Answer Q Result Codes Multi-Tech or Standard AT &QResult Codes Basic and Extended and Call Progress Selection Phone Line Conditioning Commands Enable/Disable Trelis Coded Modulation #TGuard Tones Not Used in BLI or BLK Models &G Bell/V.21 Tone Not Used in BLK Models BCleardown at Disconnect &CD 2834 Series only Fallback Modes When On-Line #FEnable/Disable Lowspeed Fast Connect $FC 2834 Series only Auto Speed Detect #A 7 RS-232C Interface Control Commands Carrier Detect Control &CData Terminal Ready Control &D CTS Control &RDSR/CD Interaction Control &SF Data Set Ready Control &SCTS/RTS Interaction Control &RF Error Correction Commands Normal Mode &E0Auto-Reliable Mode &E1 Reliable Mode &E2Mode Select #L Originate ModeAnswer Mode Auto-Reliable Buffering $ARetransmit Count $R Enable/Disable Auto Reliable Fallback Character $FError Correction/300bps $E Flow Control Commands Hardware Flow Control &E4Xon/Xoff Flow Control &E5 Modem-Initiated Flow ControlHewlett-Packard ENQ/ACK Pacing &E9 Xon/Xoff Pass-Through &E7Send Xon/Xoff Characters #X Normal Mode Modem Flow Control On &E11 Terminal/Computer Initiated Pacing &E13Maximum Block Size &BS Parity Selection #PEnq/Ack Pacing Commands Normal/Auto-Reliable/Reliable Mode CommandsXon/Xoff Pass-Through Commands Modem Baud Rate $MB Speed Conversion CommandsSpeed Conversion $BA Command Mode Series Serial Port Baud Rate $SB Immediate Action Commands Listing On-Line Diagnostics L8 Off Hook HExiting Command Mode, Going Back On-Line O Line Probe Commands 2834 Series onlyForce Answer Mode a MultiModemBL User Guide Registers Number of Rings Until Modem Answers Rings Which Have OccurredEscape Code Character Return CharacterTime for Carrier Abort Timer Line Feed CharacterBackspace Character Wait Time for Dial ToneS10 Carrier Loss Disconnect Delay Time S13 Remote Configuration Escape CharacterCarrier Detect Response Time S11 Tone Dialing Tone Spacing and DurationS15 Callback Time Delay S19 Dial-Back TimerS16 Callback Attempts S17 Changing Break TimeS26 Failed Password Attempts S29 Local Inactivity TimerS24 PBX/CBX Disconnect Drop Time for DSR/CTS/CD S25 DTR Dropout TimeS30 Inactivity Timer S32 Time Elapse for Escape SequenceS36 Time Between DTR Inactive and Modem Off-Hook S37 Time Between DTR Active and Modem On-HookS48 Program V.34bis Connect Speeds 2834 Series only Examples of Reading Values Reading and Assigning S-Register ValuesExamples of Assigning Values AT Command and S-Register Summary Callback Security and Remote Configuration Callback Feature Description To change your Remote Configuration feature status Remote Configuration DescriptionCallback Security and Remote Configuration AT#CBN1xxxxxxxxxxCR To set parity of the password/message promptAT#CBN0xxxxxxxxxxCR Callback Operational Sequence Procedures Remote Configuration Procedures Remote Configuration Operation Procedures StepProcedureRemote Configuration and Callback Security AT Commands Assign Passwords for Callback Phone Numbers #CBNCallback Security Enable/Disable Change Login PasswordErase Callback Password Erase Callback Phone Number #RDNxxRemote Configuration/Callback Security S-Registers MultiModemBL User Guide Modem Testing Introduction Modem Testing Local Analog Loopback Test/V.54 LoopDigital Loopback Test/V.54 Loop 2 Local/Manual 100Digital Loopback Test/V.54 Loop 2 Remote/Automatic 101Back-to-Back Test 4A. Back-to-Back Test CablingSynchronous Mode Testing Local Analog Loopback Test Synchronous ModeDigital Loopback Test Local/Manual Synchronous Mode Synchronous Mode Digital Loopback Test local/manual 104Digital Loopback Test Remote/Automatic Synchronous Mode Synchronous Mode Digital Loopback Test remote/automatic 105MultiModemBL User Guide 106 DIP-Switch Settings PC Board BL models 108 109 DIP-Switch Option SettingsDIP-Switch Settings 110 Switch #4 AS/400 Mode Synchronous Mode/Leased Line/Dial-UP1432 Series 111 112 113 114 Speaker Volume ControlMultiModemBL User Guide Series 115 Recording Option ConfigurationsSwitch Function Position Effect 116 DIP Switches #13-14DIP Switches #15-16 Warranty, Service and Tech Support 118 Limited WarrantyOn-line Warranty Registration Service Warranty, Service and Tech SupportTech Support Recording Modem InformationTo Download a file Multi-Tech BBSTo log on to the Multi-Tech BBS Using FlashPro to Upgrade Modem Firmware About the Multi-Tech Fax-Back ServiceUpgrading the MultiModem About Multi-Tech’s Internet Presence122 About Ordering AccessoriesSupplyNet Online Ordering Instructions Appendixes Appendix a Troubleshooting None of the LEDs Light When the Modem Is OnModem Does Not Respond to Commands 124Appendix a Troubleshooting 125Modem Dials But Cannot Make a Connection 126Modem Cannot Connect When Answering Modem Disconnects While On-lineFile Transfer Is Slower Than It Should Be 127128 Am Losing DataAm Getting Garbage Characters on the Monitor Appendix B Ascii Conversion Chart 129Appendix C Dial Pulse and Tone-Dial Frequencies Dial PulsesTone Dial Frequencies 130Appendix D AT Command Summary Command Values Description$An #AnBS n $BA nCD n SN d$EBn #Fn$FCn $Fn$Hn L10#Ln $MBnNdNe $RnRFn Sr=n$SBn SFn$SPn #Tn137 #Xn+++ATCR Callback Security/Remote Configuration Command Summary Password Command Summary 25bis Commands140 Appendix E DIP-Switch SummaryAsynchronous Mode 141 Synchronous ModeAppendix E DIP-Switch Summary 142 Appendix F S-Register Summary S24 S25S26 S29Appendix G Result Code Summary Appendix G Result Code SummaryTerse Digit Verbose Words Effect 145146 Delayed and Forbidden Numbers Appendix H V.25bis Operation25bis Operation Appendix H V.25bis Operation148 25bis DIP-Switches25bis Set-Up and Initialization 149 25bis Mode AT Commands25bis Responses Result Codes 25bis AT Commands Enable/Disable V.25bis Mode $V CommandChange Serial Baud Rate CSP Command Dial Phone Number Provided CRN CommandListing Delayed Phone Numbers RLD Command Listing Forbidden Phone Number RLF CommandDisregard or Connect to Incoming Calls DIC or CIC Command DTR Dialing $D CommandITU V.25bis Country Specific Information ItalySwitzerland AustriaAppendix H V.25bis Operation France BelgiumSingapore 153Appendix I MultiModemBL Cables Figure I-1. RS232 Cable IBM PCAppendix J RS-232C Interface Specifications Figure I-4. MAC Cable 155Appendix J RS-232C Interface Specifications Signal Function Assignment Circuit SourcePin Designation Eia 156Signal Ground Pin 7, SG AB Received Data Pin 3, RD BBRequest To Send Pin 4, RTS CA Clear To Send Pin 5, CTS CBRing Indicator Pin 22, RI CE Test Voltage Pin 9Transmit Clock Pin 15, TC DB Receive Clock Pin 17, RC DD159 Terminal Busy Out of Service Pin 25, OOSExternal Transmit Clock Pin 24, XTC 160 EMC, Safety and Terminal Directive Compliance Compliance with European Community RequirementsEuropean Directives User Guide Statement Appendix K Regulatory Information162 International Modem RestrictionsNew Zealand Telecom Warning Notice FCC Regulations for Telephone Line Interconnection 163Canadian Limitations Notice Class a StatementFCC Part Industry CanadaIndex 165Functional Description of RS232C SIG 166167 168 XON/XOFF

MultiModemBL User Guide

Appendix E - DIP-Switch Summary

Asynchronous Mode

DIP-Switch

2834 Series:

1932 and 1432 Series:

140