Page 2 - Patents; Revision
User Guide S000343A Revision A Models MT3334ZDX and MT3334ZDXV This publication may not be reproduced, in whole or in part, without priorexpressed written permission from Multi-Tech Systems, Inc.All rights reserved. Copyright © 1997 -2004 , by Multi-Tech Systems, Inc. Multi-Tech Systems, Inc. makes ...
Page 3 - Contents; Chapter 1 - Introduction and Description
Contents Chapter 1 - Introduction and Description Introduction .................................................................................................................... 5Requirements .............................................................................................................
Page 5 - Computer; Serial Cable
1 - Introduction and Description 5 Chapter 1 - Introduction and Description Introduction Welcome to the world of data communications. You have acquired oneo f t h e f i n e s t i n t e l l i g e n t d a t a / f a x m o d e m s a v a i l a b l e t o d a y , t h eMultiModemZDX, from Multi-Tech Systems...
Page 6 - Communications Software; Product Features; Data
MT3334ZDX/V Owner's Manual 6 Communications Software You will need data communications (datacomm), fax communicationssoftware and, for the MultiModemZDX, an appropriate application softwarep a c k a g e t o a c c e s s t h e P e r s o n a l V o i c e - M a i l f e a t u r e s o f t h eMultiModemZDXV...
Page 7 - Fax; About this Manual; Chapter 1
1 - Introduction and Description 7 Fax • Supports V.17, Group 3 fax communication standards, allowing it tocommunicate with other fax modems as well as with fax machines. • Responds to Class 1 fax commands, enabling it to exchange editableand encrypted faxes with other Windows 95 computers. • Sends ...
Page 8 - Appendices
MT3334ZDX/V Owner's Manual 8 Chapter 3 - AT Commands, S-Registers and Result Codes Chapter 3 documents default and option ATcommands, S-Registers andResult Codes supported by the MultiModemZDX. Chapter 4 - Testing Your Modem Chapter 4 covers the modem's built-in test features. These are: Power-on Se...
Page 9 - Installation Process
2 - Installation 9 Chapter 2 - Installation Introduction This chapter will provide you with the basic steps necessary to install andconfigure your MultiModemZDX. Before attempting any procedure, besure to read the safety warnings in the following section. Safety Warnings 1. Never install telephone w...
Page 12 - LED Indicators; TD
MT3334ZDX/V Owner's Manual 12 LED Indicators The MultiModemZDX has ten LED indicators (Figure 2-3) to report status(such as verifying proper installation) and line activity (such as monitoringthe status of a connection). Figure 2-3. Front Panel TD Transmit Data. The TD LED flashes when data is being...
Page 13 - CD; OH
2 - Installation 13 CD Carrier Detect. This LED lights when a valid carrier signal from anothermodem is detected. 33 V.34. This LED is lit when the modem is connected in V.34 mode at33,600 bps. 14 V.32 bis. This LED is lit when the modem is connected in V.32bis mode. Note at speeds lower than a V.32...
Page 14 - Is Your MultiModemZDX Ready for Use?
MT3334ZDX/V Owner's Manual 14 TR Terminal Ready. When TR is lit, the MultiModemZDX can answer anincoming call. This signal (TR or DTR) provides a means for the terminalor computer to control the MultiModemZDX's connection to thecommunications channel. A high DTR signal is required by theMultiModemZD...
Page 15 - Operating Your MultiModemZDX; Simple Operations
2 - Installation 15 Operating Your MultiModemZDX You control your MultiModemZDX by issuing AT commands and settingS-Registers. Right now your MultiModemZDX is set up for the most typicaluser application, that is, as a traditional modem set to make a dial-up callto a remote installation where the cal...
Page 16 - Remote Configuration
MT3334ZDX/V Owner's Manual 16 Remote Configuration The Remote Configuration feature is a network management tool thatallows you to configure modems remotely. This means you couldconfigure modems anywhere in your network from one location withouthaving to visit the sites or rely on remote users to fo...
Page 17 - Software Configuration; Figure 2-4. MultiModemZDX Initialization Setup
2 - Installation 17 Software Configuration Communications software must be configured to work with theMultiModemZDX, your computer, and the remote system it is calling.Fortunately, most communications programs make the process easy byproviding a default initialization string to your modem as well as...
Page 18 - Hardware/Software Confirmation; Figure 2-5. MultiModemZDX Configuration Confirmation
MT3334ZDX/V Owner's Manual 18 Hardware/Software Confirmation To confirm that your modem (hardware) and communications package(software) is working properly: 1. Go into terminal mode in your communications package. 2. To determine if your computer and modem are communicatingproperly, Enter: AT<CR&...
Page 19 - Troubleshooting; None of the LEDs Light When the Modem Is On
2 - Installation 19 Troubleshooting Your MultiModemZDX was thoroughly tested at the factory before it wasshipped. If you are unable to make a successful connection or if youexperience data loss or garbled characters during your connection, it ispossible that the modem is defective. However, it is mo...
Page 20 - The Modem Does Not Respond to Commands
MT3334ZDX/V Owner's Manual 20 The Modem Does Not Respond to Commands • Make sure the modem is plugged in and turned on. (See “None of theLEDs Light When the Modem Is On.”) • Make sure you are issuing the modem commands from the datacommunications software, either manually in terminal mode orautomati...
Page 22 - The Modem Dials But Cannot Make Connection
MT3334ZDX/V Owner's Manual 22 The Modem Dials But Cannot Make Connection There can be several reasons the MultiModemZDX fails to make aconnection. Possibilities include • lack of a physical connection to the telephone line. • a wrong dial tone. • a busy signal. • a wrong number. • no modem at the ot...
Page 24 - The Modem Disconnects While Online; The Modem Cannot Connect When Answering
MT3334ZDX/V Owner's Manual 24 The Modem Disconnects While Online • If you have call waiting on the same phone line as your modem, it mayinterrupt your connection when someone tries to call you. If you havecall waiting, disable it before each call. In most telephone areas, youcan disable call waiting...
Page 25 - Slow File Transfer; Losing Data
2 - Installation 25 Slow File Transfer • You may have an older UART. For best throughput, install a 16550AFNUART or a Multi-Tech ISI serial port card. • If you are running under Windows 3.1 and have a 16550AFN UART,you must replace the Windows serial driver, COMM.DRV, to take fulladvantage of the UA...
Page 26 - Garbage Characters on the Monitor
MT3334ZDX/V Owner's Manual 26 Garbage Characters on the Monitor • Your computer and the remote computer may be set to different wordlengths, stop bits, or parities. If you have connected at 8-N-1, trychanging to 7-E-1, or vice-versa, using your communications software. • You may be experiencing line...
Page 29 - Monitor Speaker Volume; Monitor Speaker Mode
3 - AT Commands, S-Registers and Result Codes 29 Command: F n Echo Online Data Characters Values: n = 1 Default: 1 Description: F0 Enable online data character echo. (Not supported.) F1 Disable online data character echo (included forbackward compatibility with some software). Command: H n On-Hook/O...
Page 34 - Set Break Control; Error Correction Mode Selection
MT3334ZDX/V Owner's Manual 34 Command: \K n Set Break Control Values: n = 5 Default: 5 Description: \K5 Modem sends break signal received from the DTE to the remote modem. Command: \N n Error Correction Mode Selection Values: n = 0–5 Default: 3 Description: \N0 Non-error correction mode with data bu...
Page 41 - Result Codes; Terse
3 - AT Commands, S-Registers and Result Codes 41 Result Codes When the modem receives an AT command from the terminal or PC, ittries to execute the command, then sends a status message to the PC orterminal which reports the "results" of the command (hence the name"result codes"). The...
Page 42 - Chapter 4 - Modem Testing; AT&T1 and hit ENTER. This places your modem in Analog
MT3334ZDX/V Owner's Manual 42 Chapter 4 - Modem Testing Local Analog Loopback Test/V.54 Loop 3 In this test, data from your computer or terminal is sent to your modem'stransmitter, converted into analog form, looped back to the receiver,converted into digital form and then received back at your moni...
Page 43 - Note: If you wish to abort any test in progress, enter
4 - Testing Your Modem 43 Digital Loopback Test/V.54 Loop 2 (Local/Manual) The Digital Loopback Test is an on-line test that loops data sent from onemodem across the phone line to another modem, then back to the firstmodem. See Figure 4-2. There are two ways to put a modem into Digital Loopback mode...
Page 44 - AT&T6 and hit ENTER. The local modem responds to this
MT3334ZDX/V Owner's Manual 44 Figure 4-2. Digital Loopback Test(local/manual) 6. When testing is complete, you may end the test by typing an EscapeSequence ( +++AT<CR>) to bring your modem into Command mode. The modem should respond with an OK message. If you wish to stay On-line with the remo...
Page 47 - On-line Warranty Registration; Tech Support; Recording Modem Information
5 - Service, Warranty and Tech Support 47 On-line Warranty Registration To register your Multi-Tech product on-line, click on the following link: http://www.multitech.com/support/register.htm Tech Support Multi-Tech has an excellent staff of technical support personnel availableto help you get the m...
Page 48 - Service; ATTN: SERVICE OR REPAIRS
MT3334ZDX/V Owner's Manual 48 Service If your tech support specialist decides that service is required, modemsmay be sent (freight prepaid) to our factory. Return shipping charges willbe paid by Multi-Tech Systems (within North America). Include the following with your modem: • a description of the ...
Page 49 - Logging on to the Multi-Tech BBS; If you know the file name:
5 - Service, Warranty and Tech Support 49 About the Multi-Tech BBS - No Longer Available Multi-Tech Systems maintains a Bulletin Board Service ( BBS) for its customers. The information available via the BBS includes: new productinformation, product upgrade data, problem solving tips, and a messagese...
Page 50 - Reading a Message; Would you like to read it now?, type R to read the; Leaving a Message
MT3334ZDX/V Owner's Manual 50 6. If you select Zmodem, the transfer will begin automatically. If youselect another protocol, you may have to initiate the transfer yourself.(In most data communications programs, the PAGE DOWN keyinitiates the download.) If you don’t know the file name: 1. From the Ma...
Page 51 - Bulletins; About CompuServe/Internet; - No Longer Available
5 - Service, Warranty and Tech Support 51 Bulletins When you log on, the BBS will ask if you would like to view the bulletinmenu. The bulletins are menu-driven; to read a bulletin, enter its number.You can also access the bulletins by typing B at the Main Menu. About CompuServe/Internet - No Longer ...
Page 56 - Appendix B - Tone Dial Frequencies; Hz
MT3334ZDX/V Owner's Manual 56 Appendix B - Tone Dial Frequencies Hz Digits 697 770 852 941 Hz 1209 1336 1477 1633 1 2 3 A 4 5 6 B 7 8 9 C 0 # D * The tone-dialing method combines two frequencies for each of the twelvedigits found on a Touch Tone dial pad. This method is referred to as Dual-Tone Mult...
Page 57 - Appendix C - Regulatory Information
Appendices 57 Appendix C - Regulatory Information - See Web Site Multi-Tech Web Site Publishes Current Regulations 1. This equipment complies with Part 68 of the Federal CommunicationsCommission (FCC) rules. On the outside surface of this equipmentis a label that contains, among other information, t...
Page 60 - Canadian Limitations Notice
MT3334ZDX/V Owner's Manual 60 Canadian Limitations Notice Notice: The ringer equivalence number (REN) assigned to each terminaldevice provides an indication of the maximum number of terminalsallowed to be connected to a telephone interface. The termination of ainterface may consist of any combinatio...
Page 61 - Compliance with BABT Requirements; European Low Voltage Directive
Appendices 61 Compliance with BABT Requirements Approved for connection to telecommunications system specified in theinstructions for use subject to the conditions set out in them. Warning: Interconnection directly, or by way of other apparatus, of portsmarked "SAFETY WARNING see instructions fo...
Page 64 - Australian Modem Warning Notice; Command
MT3334ZDX/V Owner's Manual 64 Modem CE Mark EMC and Safety Compliance The CE mark is affixed to the enclosed Multi-Tech product to confirmcompliance with the following European Community Directives: Council Directive 89/336/EEC of 3 May 1989 on the approximation of lawsof Member States relating to e...
Page 65 - Protection Against Contact with TNV Circuit (Internal PC Cards); New Zealand Telecom Warning Notice
Appendices 65 Call Attempts/Retries: Applications software shall be configured so that no more than 3 attemptsare made to establish a connection to a given number (Note: if the modemcan detect service tones, up to 10 attempts can be made). There must beat least 2 seconds between call attempts. If th...
Page 66 - Index
MT3334ZDX/V Owner's Manual 66 Index A About CompuServe ................................................................. 51 About the Multi-Tech BBS ........................................................ 49 AGC Dynamic Range .............................................................. 54 Answer ...
