Multitech MT3334ZDXV Owner's Manual

Models MT3334ZDXand MT3334ZDXVData/Fax ModemData/Fax/Voice ModemOwner's Manual (User Guide)

MT3334ZDX/V Owner's Manual10To install your MultiModemZDX:1. Attach the MultiModemZDX to dial-up phone lines using the RJ11telephone cord. This

2 - Installation11✳#Figure 2-2. MultiModemZDX Connections

MT3334ZDX/V Owner's Manual12LED IndicatorsThe MultiModemZDX has ten LED indicators (Figure 2-3) to report status(such as verifying proper install

2 - Installation13 CDCarrier Detect. This LED lights when a valid carrier signal from anothermodem is detected. 33V.34. This LED is lit when the mod

MT3334ZDX/V Owner's Manual14TRTerminal Ready. When TR is lit, the MultiModemZDX can answer anincoming call. This signal (TR or DTR) provides a

2 - Installation15Operating Your MultiModemZDXYou control your MultiModemZDX by issuing AT commands and settingS-Registers. Right now your MultiModemZ

MT3334ZDX/V Owner's Manual16Remote ConfigurationThe Remote Configuration feature is a network management tool thatallows you to configure modems

2 - Installation17Software ConfigurationCommunications software must be configured to work with theMultiModemZDX, your computer, and the remote system

MT3334ZDX/V Owner's Manual18Hardware/Software ConfirmationTo confirm that your modem (hardware) and communications package(software) is working p

2 - Installation19TroubleshootingYour MultiModemZDX was thoroughly tested at the factory before it wasshipped. If you are unable to make a successful

User GuideS000343A Revision AModels MT3334ZDX and MT3334ZDXVThis publication may not be reproduced, in whole or in part, without priorexpressed writte

MT3334ZDX/V Owner's Manual20The Modem Does Not Respond to Commands• Make sure the modem is plugged in and turned on. (See “None of theLEDs Light

2 - Installation21• Peripheral expansion cards, such as bus mouse and sound cards,may include a serial port preconfigured as COM1 or COM2. The extrase

MT3334ZDX/V Owner's Manual22The Modem Dials But Cannot Make ConnectionThere can be several reasons the MultiModemZDX fails to make aconnection. P

2 - Installation23To change the dial prefix in your communications package, selectSetup, Modem; then select the modem type you are using, and typethe

MT3334ZDX/V Owner's Manual24The Modem Disconnects While Online• If you have call waiting on the same phone line as your modem, it mayinterrupt yo

2 - Installation25Slow File Transfer• You may have an older UART. For best throughput, install a 16550AFNUART or a Multi-Tech ISI serial port card.• I

MT3334ZDX/V Owner's Manual26Garbage Characters on the Monitor• Your computer and the remote computer may be set to different wordlengths, stop bi

3 - AT Commands, S-Registers and Result Codes27Chapter 3 - AT Commands, S-Registers andResult CodesCommand SummaryThis section summarizes your modem’s

MT3334ZDX/V Owner's Manual28Command: DsDialValues:s = dial string (phone number and dial modifiers)Default: noneDescription: Dial telephone numbe

3 - AT Commands, S-Registers and Result Codes29Command: FnEcho Online Data CharactersValues:n = 1Default: 1Description: F0 Enable online data characte

ContentsChapter 1 - Introduction and DescriptionIntroduction...

MT3334ZDX/V Owner's Manual30Command: NnModulation HandshakeValues:n = 0 or 1Default: 1Description: N0 Modem performs handshake only atcommunicati

3 - AT Commands, S-Registers and Result Codes31Command: XnResult Code SelectionValues:n = 0–4Default: 4Description: X0 Basic Result Codes (e.g., CONNE

MT3334ZDX/V Owner's Manual32Command: &DnData Terminal Ready (DTR) ControlValues:n = 0, 1, 2, or 3Default: 2Description: &D0 Modem ignores

3 - AT Commands, S-Registers and Result Codes33Command: &QnAsynchronous Communications ModeValues:n = 0, 5, or 6Defaults: 5Description: &Q0 As

MT3334ZDX/V Owner's Manual34Command: \KnSet Break ControlValues:n = 5Default: 5Description: \K5 Modem sends break signal received from the DTEto

3 - AT Commands, S-Registers and Result Codes35Command: $MB Modem Baud RateValues:n = speedDefault: 33600Description: $MB75 Selects CCITT V.23 mode.$M

MT3334ZDX/V Owner's Manual36S-RegistersCertain Command Mode configurations are stored in memory registerscalled, S-Registers. The S command is u

3 - AT Commands, S-Registers and Result Codes37Register:S5Unit: decimalRange: 0-32, 33-127Default: 8(^H)Description: Sets ASCII code for the backspace

MT3334ZDX/V Owner's Manual38Register:S11Unit: 1 msRange: 50-150Default: 95Description: Sets spacing and duration of dialing tones.Register:S28Uni

3 - AT Commands, S-Registers and Result Codes39Register:S37Unit: decimalRange: 0-19Default: 0Description: Sets the maximum dial line rate.0 = maximum

Chapter 4 - Modem TestingLocal Analog Loopback Test/V.54 Loop 3 ... 42Digital Loopback

MT3334ZDX/V Owner's Manual40Register:S48Unit: decimalRange: 7 or 128Default: 7Description: The following chart lists the S36 and S48configuration

3 - AT Commands, S-Registers and Result Codes41Result CodesWhen the modem receives an AT command from the terminal or PC, ittries to execute the comma

MT3334ZDX/V Owner's Manual42Chapter 4 - Modem TestingLocal Analog Loopback Test/V.54 Loop 3In this test, data from your computer or terminal is s

4 - Testing Your Modem43Digital Loopback Test/V.54 Loop 2 (Local/Manual)The Digital Loopback Test is an on-line test that loops data sent from onemode

MT3334ZDX/V Owner's Manual44 Figure 4-2. Digital Loopback Test(local/manual)6. When testing is complete, you may end the test by typing an Esc

4 - Testing Your Modem455. Type data from your keyboard. For this test, typing multiple uppercase "U" characters is a good way to send an al

MT3334ZDX/V Owner's Manual46Chapter 5 - Service, Warranty and Tech Support See New Warranty Policy - Multi-Tech Web SiteThis chapter starts out w

5 - Service, Warranty and Tech Support47On-line Warranty RegistrationTo register your Multi-Tech product on-line, click on the following link:http://w

MT3334ZDX/V Owner's Manual48ServiceIf your tech support specialist decides that service is required, modemsmay be sent (freight prepaid) to our f

5 - Service, Warranty and Tech Support49About the Multi-Tech BBS - No Longer AvailableMulti-Tech Systems maintains a Bulletin Board Service (BBS) for

1 - Introduction and Description5Chapter 1 - Introduction and DescriptionIntroductionWelcome to the world of data communications. You have acquired o

MT3334ZDX/V Owner's Manual506. If you select Zmodem, the transfer will begin automatically. If youselect another protocol, you may have to initia

5 - Service, Warranty and Tech Support51BulletinsWhen you log on, the BBS will ask if you would like to view the bulletinmenu. The bulletins are menu-

MT3334ZDX/V Owner's Manual52Appendix A - Technical SpecificationsYour MultiModemZDX meets the following specifications:TradenameMultiModemZDXMode

Appendices53Intelligent FeaturesAutomatic or manual dialing, Automaticor manual answer, Microprocessor-controlled, remote configuration, EIAextended A

MT3334ZDX/V Owner's Manual54Carrier FrequenciesTransmit Originate: 1200 Hz2400 & 1200 bpsTransmit Answer: 2400 Hz(V.22bis/V.22)Receive Origin

Appendices55InterfaceEIA RS232C/CCITT V.24ConnectorsDB25 (RS232C) connector; Two RJ11modular phone jack: for line, andtelephone set, power jack.Diagno

MT3334ZDX/V Owner's Manual56Appendix B - Tone Dial FrequenciesHz Digits697770852941Hz 1209 1336 1477 16331 2 3 A4 5 6 B7 8 9 C0 # D*The tone-dial

Appendices57Appendix C - Regulatory Information - See Web SiteMulti-Tech Web Site Publishes Current Regulations 1. This equipment complies with Part 6

MT3334ZDX/V Owner's Manual586. If trouble is experienced with this equipment (the model of which isindicated below) please contact Multi-Tech Sys

Appendices59NOTE: This equipment has been tested and found to comply with thelimits for a Class B digital device, pursuant to Part 15 of the FCC Rules

MT3334ZDX/V Owner's Manual6Communications SoftwareYou will need data communications (datacomm), fax communicationssoftware and, for the MultiMode

MT3334ZDX/V Owner's Manual60Canadian Limitations NoticeNotice: The ringer equivalence number (REN) assigned to each terminaldevice provides an in

Appendices61Compliance with BABT RequirementsApproved for connection to telecommunications system specified in theinstructions for use subject to the

MT3334ZDX/V Owner's Manual62Compliance with BS6305 Clause 6.2, BS6320 Clause 7.2,and BABT/SITS/82/005S/Da. The modem is suitable for connection t

Appendices63Compliance with BS6789: Section 3.1 and Part 2a. The modem is not capable of allowing Auto Call using '999' or otherPABX emergen

MT3334ZDX/V Owner's Manual64Modem CE Mark EMC and Safety ComplianceThe CE mark is affixed to the enclosed Multi-Tech product to confirmcompliance

Appendices65Call Attempts/Retries:Applications software shall be configured so that no more than 3 attemptsare made to establish a connection to a giv

MT3334ZDX/V Owner's Manual66IndexAAbout CompuServe ... 51About the Multi-Tech BBS .

Index67Compression, data ... 6CompuServe/Internet ...

MT3334ZDX/V Owner's Manual68FFall-forward ... 6Fallback ...

Index69LLeaving a Message ... 50LED Indicators ...

1 - Introduction and Description7Fax• Supports V.17, Group 3 fax communication standards, allowing it tocommunicate with other fax modems as well as w

MT3334ZDX/V Owner's Manual70PPause, Dialing ... 37Power Requirements ...

Index71TTelephone line ... 5, 22Terminal mode ...

MT3334ZDX/V Owner's Manual8Chapter 3 - AT Commands, S-Registers and Result CodesChapter 3 documents default and option ATcommands, S-Registers an

2 - Installation9Chapter 2 - InstallationIntroductionThis chapter will provide you with the basic steps necessary to install andconfigure your MultiMo