MultiModem MT5634ZBA User Manual

Data/fax/voice modem
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Summary of Contents for MultiModem MT5634ZBA

  • Page 1 Model MT5634ZBA Model MT5634ZBAV Data/Fax Modem Data/Fax/Voice Modem User Guide...
  • Page 2 the...
  • Page 3 Model MT5634ZBA Model MT5634ZBAV Data/Fax Modem Data/Fax/Voice Modem User Guide...
  • Page 4 Furthermore, Multi-Tech Systems, Inc. reserves the right to revise this publication and to make changes in the content hereof without obli- gation of Multi-Tech Systems, Inc. to notify any person or organization of such revi- sions or changes.
  • Page 5: Table Of Contents

    Chapter 1: Introduction Introduction ... 3 Product Description ... 3 What Is in Your Modem Package? ... 4 Related Manuals ... 5 Chapter 2: Quick Start Introduction ... 9 What You Will Need ... 9 We supply ... 9 You supply ... 9 Safety Warnings ...
  • Page 6 User Guide Voice Mail Test ... 28 Loopback Test ... 28 Speakerphone Test ... 29 References ... 30 Chapter 3: Features What Can You Do with Your Modem? ... 33 Features ... 34 Required Equipment ... 36 Computer ... 36 Serial Cable ...
  • Page 7 Changing the Setup Password ... 80 Changing the Remote Escape Character ... 81 Chapter 6: Callback Security Introduction ... 85 Setup Procedures ... 85 To Change the Setup Password ... 86 To Turn Callback Security On and Off ... 86 To Set the Parity of the Callback Security Messages ...
  • Page 8 User Guide European Low Voltage Directive ... 120 EMC and Safety Compliance ... 120 Australian Modem Warning Notice ... 121 Modem Commands ... 121 Call Attempts/Retries ... 121 Use of Supplied Power Transformer ... 122 For Voice Modems ... 122 New Zealand Telecom Warning Notice ...
  • Page 9 Step 2: Identify the Current Firmware Version ... 144 Multi-Tech Web Site ... 144 Multi-Tech BBS ... 145 Step 3: Download the Upgrade File ... 146 Multi-Tech Web Site ... 146 Multi-Tech BBS ... 146 Step 4: Extract the Upgrade Files ... 147 Step 5: Clear Your Stored Paramenters ...
  • Page 10 User Guide...
  • Page 11 Introduction...
  • Page 12 User Guide...
  • Page 13: Introduction

    Tech Systems, Inc. This owner’s manual will help you install, configure, test and use your modem. Product Description The MT5634ZBA and MT5634ZBAV modems incorporate K56flex technology, which enables Internet connections at data rates up to 53K bps* over standard telephone lines. K56flex technology is able to send...
  • Page 14: What Is In Your Modem Package

    • Trio data, fax, and voice software If any of these items are missing, please contact Multi-Tech Systems or your dealer/distributor (see Appendix D for information on contacting Multi- Tech via telephone, fax, bulletin board service, CompuServe, and the Internet).
  • Page 15: Related Manuals

    1 Introduction Related Manuals The following manuals are available on request. 82039200 Voice +V Commands Developer's Kit 82076200 MT56XX Fax Class 1 Developer’s Guide 82006501 TR29.2 (Proposed) Class 2 Fax Command Reference Manual...
  • Page 16 User Guide...
  • Page 17: Chapter 2: Quick Start

    Quick Start...
  • Page 18 User Guide...
  • Page 19: Introduction

    What You Will Need Before starting, please make sure you have everything you need: We supply An MT5634ZBA or MT5634ZBAV data/fax modem A DC power supply module One set of four plastic feet Two sets of hook-and-loop fasteners...
  • Page 20: Safety Warnings

    User Guide For connecting to the sound card, an optional male-to-male ste- reo patch cord with 1/8-inch mini plugs (MT5634ZBAV only) If you are new to computers, see Chapter 3, “Features,” for more infor- mation about the required equipment. Safety Warnings •...
  • Page 21: Step 1: Assemble The Modem

    2 Quick Start Step 1: Assemble the Modem The only assembly required is to mount the feet on the bottom of the modem. Simply peel the four self-adhesive plastic feet off the backing strip and press them into the recesses on the bottom of the modem. Alternately, or additionally, you can use the included self-adhesive hook-and-loop patches to mount the modem to a vertical surface or to keep it from being dislodged on a horizontal surface.
  • Page 22: Step 2: Change The Internal Jumpers

    User Guide Step 2: Change the Internal Jumpers Skip this step unless • you have an MT5634ZBAV and intend to add a monophonic exter- nal speaker. (This step is not required for stereo speakers.) • you intend to use your modem on a leased line. If either case applies, you must open the modem and move one or more jumpers on the modem’s printed circuit board.
  • Page 23: Quick Start

    J10 Dial-Up/Leased Line Leased line Dial-up (default) Figure 2-2. Internal jumpers (MT5634ZBAV). 2 Quick Start J11 Originate/Answer Answer (default) Originate J8 Speaker Mode Closed: stereo (default) Open: mono...
  • Page 24: Changing The Speaker Jumper

    User Guide Changing the Speaker Jumper The speaker jumper (J8) is next to the external speaker jack (see Figure 2-2). • To use the MT5634ZBAV modem with a monophonic external speaker, remove the jumper plug from the J8 jumper pins. You can store it by placing it on one jumper pin.
  • Page 25: Step 3: Connect The Modem To Your System

    2 Quick Start Step 3: Connect the Modem to Your System Placing the modem in a convenient location, connect it to your com- puter’s serial port, to the telephone line, to AC power, and, optionally, to your telephone (UK and international models do not have a tele- phone jack).
  • Page 26: Rs232 Connection

    User Guide RS232 Connection Plug one end of the serial cable into the RS232 connector on the mo- dem, and the other end into a serial port connector on your computer, such as COM1 or COM2. Line Connection Plug one end of the phone cable into the modem’s LINE jack, and the other end into a phone line wall jack.
  • Page 27: Speaker Connection (Mt5634Zbav Only)

    2 Quick Start Speaker Connection (MT5634ZBAV only) For speakerphone or voicemail applications, use a 1/8-inch-plug male- to-male stereo patch cord to connect the SPKR jack on the side of the modem to the LINE IN jack on your sound card. If you do not have a sound card, you can plug an amplified speaker directly into the SPKR jack.
  • Page 28: Step 4: Install The Modem In Windows

    Respond to Commands” in Chapter 7, “Solving Problems.” 4. If Windows identifies your modem correctly as a MultiModem MT5634ZBA, click Next to install the modem. After the modem is installed, click Finish to exit. 5. If Windows cannot identify your modem (for instance, if it identifies your modem as a “Standard Modem”), click Change.
  • Page 29: Removing Your Old Modem From Windows 95 Or Nt

    7. Windows 95 only: In the Install from Disk dialog box, select the drive the installation disk is in and click OK. 8. A list of modems appears. Select your modem from the list and click Next. 9. Windows NT 4.0 only: Click Next again. 10.
  • Page 30: Step 5: Install And Configure Your Software

    User Guide Step 5: Install and Configure Your Software You must have communications software installed in your computer to use your Multi-Tech modem. If you wish to use communications soft- ware that is already installed, you should reconfigure it for your new modem;...
  • Page 31 Note: To change the modem’s default configuration, type new com- mands in the software’s terminal window, adding the &W command to store them in the modem’s nonvolatile memory. For instance, to create a default configuration for a Macintosh computer that turns off autoanswer, type AT&F&D0S0=0&W.
  • Page 32 User Guide 7. If the software has an autobaud selection, make sure it is disabled. Autobaud applies only to older modems, and can cause problems if enabled. 8. If the software allows you to edit the no-connect messages ( NO CARRIER, BUSY, NO ANSWER, NO DIALTONE ), make sure there is no space between DIAL and TONE in NO DIALTONE .
  • Page 33: Step 6: Call The Multi-Tech Bbs

    Step 6: Call the Multi-Tech BBS Test the modem’s data functions by calling the Multi-Tech bulletin board system (BBS) and downloading REGISTER.DOC, if you have Microsoft Word 6.0 or 7.0, or REGISTER.TXT if you do not. Windows 95 HyperTerminal 1. Click Start; then choose Programs, Accessories, and HyperTermi- nal.
  • Page 34: Windows Terminal

    User Guide 10. Press ENTER until the main menu appears. From the main menu you have access to two areas: the Files Menu and News. For help with menu commands, type ?. 11. In the Main Menu, type F and press ENTER to access the Files Menu, then type D and press ENTER to download.
  • Page 35 Modem Commands: Select MultiTech. If you must dial 9 to get an outside line, type ATDT9, in the Dial prefix box (include the comma). 3. Click File, then click Save, and save as multibbs.trm. 4. Click Phone, then click Dial to dial the BBS. You will know you have reached a modem by the harsh sounds of the modem hand- shake.
  • Page 36: Step 7: Send A Fax

    To test your modem’s fax capabilities, send the completed registration file that you downloaded in “Step 5: Call the Multi-Tech BBS” to Multi- Tech or to a fax machine in your office. The following procedure uses the Microsoft Fax application that is included with Windows 95 or later. If you do not have Microsoft Fax, you can send the file using the fax soft- ware included with the modem.
  • Page 37 10. Click Add file. In the Open a file to attach dialog box, select the registration file and click Open. The registration file is added to the Files to send list box. 11. Click Next, then click Finish. 12. Microsoft Fax opens the registration file in Word or NotePad, prints it to the Rendering System, then dials the recipient and sends the fax.
  • Page 38: Step 8: Test The Mt5634Zbav Voice Circuits

    User Guide Step 8: Test the MT5634ZBAV Voice Circuits There are several tests that you can perform to verify the voice circuits of the MT5634ZBAV. Try the answering machine test first; if that doesn’t work, and if you have a microphone and speaker connected to the MT5634ZBAV, try the loopback and speakerphone tests, which do not require special software.
  • Page 39: Speakerphone Test

    5. In the HyperTerminal terminal window, type AT&&S and press EN- TER. This command causes input from the microphone to be looped back to the speaker. 6. Speak into the microphone; you should hear your voice on the speaker or headphone. 7.
  • Page 40: References

    The following Web sites are good places to start: • Costmo’s Other Resources Page: http://modems.rosenet.net/or/ • Curt’s High Speed Modem Page: http://elaine.teleport.com/~curt/modems.html • Data Communications FAQ: http://www.best.com/~malch/comfaq.html • Multi-Tech Systems, Inc.: http://www.multitech.com/...
  • Page 41: Chapter 3: Features

    Features...
  • Page 42 User Guide...
  • Page 43: What Can You Do With Your Modem

    And of course, you can use your modem to exchange faxes with any fax machine in the world, enabling you to communicate quickly with businesses and organizations that do not have direct modem communi- cations.
  • Page 44: Features

    User Guide Features • Compliance with major ITU-T, TIA, and EIA international standards to ensure compatibility with other modems. • DTMF tone detection Distinguishes data, fax, or voice calls (MT5634ZBAV only) with software packages supporting these features. • Caller ID capability can identify a caller’s phone number (available only on U.S.
  • Page 45 • Compatible with the standard AT command set used by most com- munication programs. • Supports the ITU-T V.80 standard for H.324 video conferencing. • Supports V.17, Group 3 fax communication standards, allowing it to communicate with other fax modems as well as with fax machines. •...
  • Page 46: Required Equipment

    User Guide Required Equipment In addition to the contents of your modem package, you need the fol- lowing equipment. Computer Your modem can be connected to any computer with an RS-232/V.24 serial port, such as most PCs. It can also be connected to the RS-422 serial ports on Apple Macintosh computers.
  • Page 47: Telephone Line

    3 Features Telephone Line You must have a telephone line with jack (connector) that accepts the cable that comes with the modem. If you do not have a telephone jack near your computer, you should install one before proceeding. In North America, do-it-yourself telephone extension kits and accesso- ries are available wherever telephones are sold.
  • Page 48: Connections

    User Guide Connections To use your modem, you must connect it to your computer (“RS232”), to a telephone line (“LINE”), and to a power source (“PWR”). The North Ameri- can model can also be connected directly to a telephone set (“PHONE”). RS232 PHONE LINE...
  • Page 49: Connecting To The Telephone Line ("Line")

    3 Features Connecting to the Telephone Line (“LINE”) Plug one end of the cable provided with the modem into the telephone jack in your home or office. Plug the other end into the LINE jack on the modem. Note: The LINE jack is not interchangeable with the PHONE jack. Do not plug the telephone into the LINE jack or the line cable into the PHONE jack.
  • Page 50: Connecting To A Speaker ("Spkr")

    User Guide phone should have a 1/8-inch stereo plug and should not be amplified. Do not use a microphone with a mono jack Note: To avoid feedback, place the microphone away from your speakers. Connecting to a Speaker (“SPKR”) To use the MT5634ZBAV modem for speakerphone or voice mail appli- cations, plug an amplified speaker with a 1/8-inch stereo plug into the SPKR jack of the modem.
  • Page 51: Surge Protectors And Lightning

    3 Features does not happen, check that the power switch is on, the power supply is solidly connected, and the AC outlet is live. Surge Protectors and Lightning Your modem has self-resetting lightning protection to protect it from electrical spikes on the telephone line. Nonetheless, power surges and other transient voltages on power lines, such as those caused by light- ning strikes, can damage or destroy your modem.
  • Page 52: Front Panel

    User Guide Front Panel The MT5634ZBA has ten LED indicators on the front panel that indicate status, configuration, and activity: Transmit Data. The TD LED flashes when the modem is transmit- ting data to another modem. The state of the LED matches the TD circuit on pin 2 of the RS-232C/V.24 interface.
  • Page 53 Note: Although the modem can connect at lower than V.32bis speeds, no speed indicator lights during the connection. Off-Hook. The OH LED lights when the modem is off-hook, which occurs when the modem is dialing, online, or answering a call. The LED flashes when the modem pulse-dials.
  • Page 54 User Guide...
  • Page 55: Chapter 4: At Commands, S-Registers & Result Codes

    AT Commands, S-Registers & Result Codes...
  • Page 56 User Guide...
  • Page 57: At Commands

    4 AT Commands, S-Registers, and Result Codes AT Commands AT commands are used to control the operation of your modem. They are so called because each command must be preceded by the charac- ters AT to get the AT tention of the modem. AT commands can be issued only when the modem is in command mode or online command mode.
  • Page 58: At Command Summary

    User Guide You must press ENTER to send the command to the modem. Any time the modem receives a command, it sends a response known as a result code . The most common result codes are OK , ERROR , and the CON- NECT messages that the modem sends to the computer when it is con- necting to another modem.
  • Page 59: At Commands, S-Registers, And Result Codes

    4 AT Commands, S-Registers, and Result Codes Command: Values: Description: Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Repeat Last Command Repeat the last command string. Do not precede this command with AT. Do not press E execute.
  • Page 60 User Guide DS= y Dial Stored Telephone Number Command: Values: Default: Description: Dial string modifiers: L Redial last number. (Must be placed immedi- ately after ATD.) P Pulse-dial following numbers in command. T Tone-dial following numbers in command (de- fault). V Switch to speakerphone mode and dial the following number.
  • Page 61 4 AT Commands, S-Registers, and Result Codes Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Echo Command Mode Characters n = 0 or 1 Do not echo keyboard input to the terminal. Do echo keyboard input to the terminal.
  • Page 62 User Guide Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Display the country code (e.g., NA Ver. 1 ). Display diagnostic information for the last modem connection, such as DSP and firmware version, link type, line speed, serial speed, type of error correction/data compression, number of past retrains, etc.
  • Page 63 4 AT Commands, S-Registers, and Result Codes Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Command: S r = n Values: Default: Description: Return Online to Data Mode 0, 1, 3 None Exit online command mode and return to data mode (see +++AT<CR>...
  • Page 64 User Guide S r ? Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Command: Values: Default: Description: Read Register Value r = S-register number None Read value of register S r and display it in 3-digit decimal form.
  • Page 65 4 AT Commands, S-Registers, and Result Codes Command: Values: Default: Description: Command: Values: Default: Description: Extended result codes ( e.g., CONNECT 46000 V42bis ); does not look for dial tone or busy sig- nal. Extended result codes with NO DIALTONE ; does not look for busy signal.
  • Page 66 User Guide &B n Command: Values: Default: Description: &B0 &B1 Command: &C n Values: Default: Description: &C0 &C1 Command: &D n Values: Default: Description: &D0 &D1 &D2 &D3 V.32 Auto Retrain n = 1 Disable V.32 auto retrain. (Not supported.) Enable V.32 auto retrain.
  • Page 67 4 AT Commands, S-Registers, and Result Codes &F n Command: Values: Default: Description: &F0 Note: See also the Z command. &G n Command: Values: Default: Description: &G0 &G1 &G2 Note: The &G command is not used in North America. &J n Command: Values: Default:...
  • Page 68 User Guide &Q n Command: Values: Default: Description: &Q0 &Q5 &Q6 &Q8 &Q9 Command: &S n Values: Default: Description: &S0 &S1 Command: &T n Values: Default: Description: &T0 &T1 &T3 &T6 Note: To stop a test, you must use the escape sequence (+++AT) before typing AT&T0.
  • Page 69 4 AT Commands, S-Registers, and Result Codes Command: &V Values: Description: Command: &W n Values: Default: Description: &W0 &W1 Command: &Y n Values: Default: Description: &Y0 &Y1 Display Current Settings Displays the active modem settings, including the callback security settings if callback security is enabled.
  • Page 70 User Guide &Zy =x Store Dialing Command Command: Values: Default: Description: Command: &&S Values: Description: \A n Command: Values: Default: Description: \B n Command: Values: Default: Description: y = 0–3 (callback security disabled) or 0–29 (callback security enabled) x = Dialing command None Stores dialing command x in memory location y .
  • Page 71 4 AT Commands, S-Registers, and Result Codes \G n Command: Values: Default: Description: Command: \J n Values: Default: Description: \K n Command: Values: Default: Description: Modem Port Flow Control n = 0 Returns an OK for backward compatibility with some software. Not supported—responds ERROR .
  • Page 72 User Guide Command: \N n Values: Default: Description: Data mode. The modem receives the break from the remote modem: Clear data buffers and send break to the com- puter. Same as \K0 . Send break immediately to the computer. Same as \K2 . Send break to the computer in sequence with the received data.
  • Page 73 4 AT Commands, S-Registers, and Result Codes \Q n Command: Values: Default: Description: Command: \T n Values: Default: Description: Note: You can also set the inactivity timer by changing the value of S30 . \V n Command: Values: Default: Description: V.42 reliable mode.If the modem cannot make a V.42 connection, it disconnects.
  • Page 74 User Guide \X n Command: Values: Defaults: Description: Command: -C n Values: Defaults: Description: Command: Values: Description: Command: %C n Values: Default: Description: XON/XOFF Pass-Through n = 0 or 1 Modem responds to and discards XON/XOFF characters. Modem responds to and passes XON/XOFF characters.
  • Page 75 4 AT Commands, S-Registers, and Result Codes %DC n AT Command Control Command: Values: Default: Description: %DC0 The modem responds to AT commands. %DC1 The modem ignores AT commands. Note: The modem will respond to AT%DC for 10 seconds after power-up. %E n Command: Values:...
  • Page 76 User Guide +ES= n Enable Synchronous Buffered Mode Command: Values: Default: Description: Command: #CBA n Callback Attempts Values: Default: Description: Command: #CBD n Callback Delay Values: Default: Description: Command: #CBF? Callback Failed Attempts Display Values: Default: Description: n = 6 None Allows an H.324 video application direct access to the synchronous data channel.
  • Page 77 4 AT Commands, S-Registers, and Result Codes Command: #CBFR Callback Failed Attempts Reset Values: Default: Description: Command: #CBI n Values: Default: Description: Command: #CBN y=x Values: Defaults: Description: Command: #CBP n Callback Parity Values: Default: Description: #CBP0 No parity. #CBP1 Odd parity. #CBP2 Even parity.
  • Page 78 User Guide Command: #CBRy Callback Security Reset Values: Default: Description: Command: #CBS n Callback Enable/Disable Values: Default: Description: #CBS0 Disable callback security. #CBS1 Enable local and remote callback security. #CBS2 Enable remote callback security only. #CBS3 Disable callback security until local hangup or #P n Command: Values:...
  • Page 79 4 AT Commands, S-Registers, and Result Codes Command: +++AT<CR> Escape Sequence Values: Description: Command: %%%AT<CR> Remote Configuration Escape Sequence Values: Description: Puts the modem in command mode (and option- ally issues a command) while remaining online. Type +++AT and up to ten command characters, then press ENTER.
  • Page 80: S-Registers

    User Guide S-Registers Certain modem values, or parameters, are stored in memory locations called S-registers. Use the S command to read or to alter the contents of S-registers (see previous section). Register Unit 1 ring 1 ring decimal 0–127 decimal 0–127 decimal 0–127 decimal 0–32 seconds 2–65*...
  • Page 81 4 AT Commands, S-Registers, and Result Codes Register Unit seconds 1–255* seconds 0–65 decimal 0, 1–127 37 (%) 100 ms 1 ms decimal 0, 1–255 1 1 minute 0, 1–255 0 decimal 0–1 * These values may be different outside North America. Range Default Description...
  • Page 82 User Guide Register Unit decimal 0–7 decimal 0–19 Range Default Description Specifies the action to take in the event of a negotiation failure when error control is selected. (See S48 .) Sets the maximum V.34 “upstream” speed at which the modem attempts to connect.
  • Page 83 4 AT Commands, S-Registers, and Result Codes Register Unit decimal 0–14 decimal 0–1 decimal 0–1 Range Default Description Sets the maximum 56K “downstream” speed at which the modem attempts to connect. The default maximum speed is 56K bps. 10 = 48000 bps 11 = 50000 bps 12 = 52000 bps 13 = 54000 bps...
  • Page 84 User Guide Register Unit decimal 7 or 128 7 S36=0, 2 S36=1, 3 S36=4, 6 S36=5, 7 seconds 0, 5–255 10 S108 decimal 0–3, 6, 7 Range Default Description Enables (7) or disables (128) LAPM negotiation. The fol- lowing table lists the S36 and S48 configuration settings for certain types of connections.
  • Page 85: Result Codes

    4 AT Commands, S-Registers, and Result Codes Result Codes In command mode your modem can send responses called result codes to your computer. Result codes are used by communications programs and can also appear on your monitor. Terse Verbose CONNECT RING NO CARRIER ERROR...
  • Page 86 User Guide Terse Verbose CONNECT 38000 CONNECT 40000 CONNECT 42000 CONNECT 44000 CONNECT 46000 CONNECT 48000 CONNECT 50000 CONNECT 52000 CONNECT 54000 CONNECT 56000 DELAYED BLACKLISTED BLACKLIST FULL * EC is added to these result codes when the extended result codes configu- ration option is enabled.
  • Page 87: Chapter 5: Remote Configuration

    Remote Configuration...
  • Page 88 User Guide...
  • Page 89: Introduction

    Remote configuration is a network management tool that allows you to configure modems anywhere in your network from one location. With password-protected remote configuration, you can issue AT commands to a remote MT5634ZBA or MT5634ZBAV modem for maintenance or troubleshooting as if you were on-site. Basic Procedure The following steps are valid regardless of whether the connection is established by the local or the remote Multi-Tech modem.
  • Page 90: Setup

    User Guide Setup Multi-Tech modems are shipped with a default setup password (MTSMODEM). Because anyone who has an owner’s manual knows the default setup password, for security you should change the password and possibly also the remote configuration escape character. Changing the Setup Password 1.
  • Page 91: Changing The Remote Escape Character

    Changing the Remote Escape Character To increase security, you can change a remote modem’s remote config- uration escape character. The remote configuration escape character is stored in register S9 . The factory default is 37, which is the ASCII code for the percent character (%).
  • Page 92 User Guide...
  • Page 93: Chapter 6: Callback Security

    Callback Security...
  • Page 94 User Guide...
  • Page 95: Introduction

    6 Callback Security Introduction This chapter describes how to use callback security with your modem. Callback security protects your network from unauthorized access and helps control long distance costs. When callback security is enabled, all callers are requested to enter a password. If a valid password is re- ceived, the modem hangs up and returns the call by dialing a phone number that is stored with the password.
  • Page 96: To Change The Setup Password

    User Guide To Change the Setup Password 1. Open a data communications program such as HyperTerminal. 2. In the terminal window, type AT#SMTSMODEM (or AT#S xxxxxxxx if you have replaced the MTSMODEM password with xxxxxxxx ) and press ENTER. The modem responds with OK if the setup password is correct, and ERROR if it is wrong.
  • Page 97: To Set The Parity Of The Callback Security Messages

    • To turn off callback security, type AT#CBS0 and press ENTER. Callers no longer need a password to connect to the modem, the modem is unable to call them back, and the stored dialing com- mand locations 0–3 become available. •...
  • Page 98: To Assign Callback Passwords And Phone Numbers

    User Guide 2. In the terminal window, type AT#S xxxxxxxx , where xxxxxxxx is your password, and press ENTER. The modem responds with OK if the setup password is correct, and ERROR if it is wrong. 3. The default parity value for your modem is no parity (AT#CBP0). To change the modem’s prompt messages to use even parity, typeAT#CBP2 and press ENTER.
  • Page 99 string, and press ENTER. The phone number must be preceded by DT, for tone dialing, or DP, for pulse dialing. The dialing string can also include other AT commands. Example: AT&Z0=+- ATM0DT5551212. Up to 35 characters can be used. The +, -, and ??? characters are optional: Number entry.
  • Page 100: Calling Procedures

    User Guide Calling Procedures Use the following procedures to call a modem that has callback security enabled. Note: Autoanswer must be enabled on the calling modem ( S0=1 ). Password-Only Callback Use this procedure when calling from a fixed location. 1.
  • Page 101: Number-Entry Callback

    7. Type the same password that you used to initiate the call. You have three attempts to enter the password or be disconnected. 8. If the password is valid, the following message appears and the modems establish a working connection: OK Connecting Number-Entry Callback Mobile callers should use this procedure when calling from a phone...
  • Page 102: Extension-Entry Callback

    User Guide callback modem is unable to establish a connection, it tries again, up to the number of attempts specified by the #CBAn command. 6. After the modems reconnect, the following message reappears: Password> 7. Type the same password that you used to initiate the call. You have three attempts to enter the password or be disconnected.
  • Page 103: Direct Connection

    5. After the delay specified by the #CBDn command, the callback mo- dem calls the extension that you entered after the + character. If the callback modem is unable to establish a connection, it tries again, up to the number of attempts specified by the #CBAn command. 6.
  • Page 104: Callback Security Commands

    User Guide Callback Security Commands The following AT commands are used with callback security. Most can be entered only after the setup password has been entered. Command: #CBA n Callback Attempts Values: Default: Description: Command: #CBD n Callback Delay Values: Default: Description: Command: #CBF? Callback Failed Attempts Display...
  • Page 105 Command: #CBFR Callback Failed Attempts Reset Values: Default: Description: Command: #CBI n Values: Default: Description: Command: #CBN y=x Values: Defaults: Description: Resets the number of failed callback password attempts to 0. It does not reset the number stored in nonvolatile memory. This command can be entered after the setup password has been entered and callback security is enabled.
  • Page 106 User Guide Command: #CBP n Callback Parity Values: Default: Description: #CBP0 No parity. #CBP1 Odd parity. #CBP2 Even parity. Command: #CBRy Callback Security Reset Values: Default: Description: Command: #CBS n Callback Enable/Disable Values: Default: Description: n = 0, 1, or 2 Sets parity for the callback security messages.
  • Page 107 #CBS0 Disables callback security. With this command, the modem connects as if it did not have callback security. This command can be entered after the setup password has been entered. #CBS1 Enables local and remote callback security. Local callback security requires that the setup password be entered to use the AT command set.
  • Page 108 User Guide Command: #S x Values: Default: Description: Command: #S= x Values: Default: Description: Command: &V Values: Description: Command: &Zy=[ + ][ - ] x [,???] Values: Default: Description: Enter Setup Password x = password (1–8 characters, case sensitive) MTSMODEM Enters the password used for callback security and remote configuration setup.
  • Page 109 Options: ,??? only after the setup password has been entered and callback security is enabled. Enables the caller to enter a new callback num- ber during password entry. The + character must be the first or second character in the command string.
  • Page 110 User Guide...
  • Page 111: Chapter 7: Solving Problems

    Solving Problems...
  • Page 112 User Guide...
  • Page 113: Introduction

    Introduction Your modem was thoroughly tested at the factory before it was shipped. If you are unable to make a successful connection, or if you experience data loss or garbled characters during your connection, it is possible that the modem is defective. However, it is more likely that the source of your problem lies elsewhere.
  • Page 114: The Modem Does Not Respond To Commands

    User Guide If the power supply is plugged into a power strip, make sure the power strip is plugged in and its power switch is on. Make sure the power supply module is firmly connected to the mo- dem and to the wall outlet or power strip. If the power strip is on and the modem switch is on, try moving the modem power supply to another outlet on the power strip.
  • Page 115: Solving Problems

    Try resetting your modem by turning it off and on. If you are using DOS or Windows 3.1 communications software, make sure the ini- tialization string includes &F as the first command, to cancel any “leftover’ command that could affect the modem’s operation. If you don’t get an OK , the problem may still be in the communica- tions software.
  • Page 116 User Guide To look for address or IRQ conflicts if you use Windows 3.1x, select File | Run in Program Manager, type MSD, and press ENTER. Then select Mouse, COM Ports, and IRQ Status and note the addresses and IRQs that are in use. If you find an IRQ conflict, note which IRQs are not being used, then change one of the conflicting devices to use one of the unused IRQs.
  • Page 117: The Modem Dials But Cannot Connect

    The Modem Dials But Cannot Connect There can be several reasons the ZBA fails to make a connection. Pos- sibilities include • lack of a physical connection to the telephone line. • a wrong dial tone. • a busy signal. •...
  • Page 118 User Guide If the modem reports BUSY, the other number might be busy, in which case you should try again later, or it might indicate that you have failed to add a 9, prefix to the phone number if you must dial 9 for an outside line.
  • Page 119: The Modem Disconnects While Online

    The Modem Disconnects While Online If you have Call Waiting on the same phone line as your modem, it can interrupt your connection when someone tries to call you. If you have Call Waiting, disable it before each call. In most telephone areas in North America, you can disable Call Waiting by preceding the telephone number with *70 (check with your local telephone company).
  • Page 120: The Modem Cannot Connect When Answering

    User Guide The Modem Cannot Connect When Answering Autoanswer might be disabled. Turn on autoanswer in your data- comm program or send the command ATS0=1 (ATS0=2 if you have Caller ID service) to your modem in terminal mode. File Transfer Is Slower Than It Should Be You might have an older UART.
  • Page 121: Data Is Being Lost

    Data Is Being Lost If you are using data compression and a high speed serial port, set the serial port baud rate to four times the data rate. Your UART might not be reliable at serial port speeds over 9600 bps or 19,200 bps.
  • Page 122: The Modem Doesn't Work With Caller Id

    User Guide connecting at a slower speed or disabling error correction. (With no error correction, however, line noise can cause garbage characters.) Try entering the I11 ommand in online mode to display diagnostic information, making a screen print of the diagnostics listing, and checking for parameters that might be unacceptable (number of re- trains, round trip delay, etc.).
  • Page 123 Appendixes...
  • Page 124 User Guide...
  • Page 125: Appendix A: Regulatory Compliance

    Appendix A: Regulatory Compliance FCC Regulations for Telephone Line Interconnection 1. This equipment complies with Part 68 of the Federal Communications Commission (FCC) rules. On the outside surface of this equipment is a label that contains, among other information, the FCC registra- tion number and ringer equivalence number (REN).
  • Page 126 6. If trouble is experienced with this equipment (the model of which is indicated below) please contact Multi-Tech Systems, Inc. at the ad- dress shown below for details of how to have repairs made. If the...
  • Page 127: Canadian Limitations Notice

    A Regulatory Compliance Canadian Limitations Notice Notice: The Industry Canada label identifies certificated equipment. This certification means that the equipment meets certain telecommuni- cations network protective, operational and safety requirements. The Industry Canada label does not guarantee the equipment will operate to the user’s satisfaction.
  • Page 128: Fcc Fax Update

    The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device to send any message via a telephone fax machine unless such message clearly contains in a margin at the top or bottom of each page or the first page...
  • Page 129: Compliance With Babt Requirements

    Compliance with BABT Requirements Approved for connection to telecommunications system specified in the instructions for use subject to the conditions set out in them. Warning: Interconnection directly, or by way of other apparatus, of ports marked “SAFETY WARNING see instructions for use” with ports marked or not so marked may produce hazardous conditions on the network.
  • Page 130: European Low Voltage Directive

    User Guide European Low Voltage Directive When correctly installed, the modem will present no hazard to the user. When correctly installed, the modem will be connected to the PSTN or a PW and to a Data Terminal Equipment (DTE), whose modem connec- tions comply with ITU-T recommendation V.28.
  • Page 131: Australian Modem Warning Notice

    Australian Modem Warning Notice Modems connected to the Australian telecommunications network must have a valid AUSTEL permit. This modem has been specifically config- ured to ensure compliance with AUSTEL Standards. The following commands can affect compliance and must not be set outside the per- missible range.
  • Page 132: Use Of Supplied Power Transformer

    User Guide Warning: Failure to set the modem, and any communications software used with the modem, to the values shown above will result in the mo- dem being operated in a non-compliant manner. Consequently, there would be no permit in force for this equipment, and the Telecommuni- cations Act 1991 prescribes a penalty of $12,000 for the connection of non-permitted equipment.
  • Page 133: New Zealand Telecom Warning Notice

    A Regulatory Compliance New Zealand Telecom Warning Notice Use of pulse dialing, when this equipment is connected to the same line as other equipment, may give rise to ‘bell tinkle’ or noise and may also cause a false answer condition. Should such problems occur, the user should NOT contact the Telecom Faults Service.
  • Page 134 User Guide...
  • Page 135: Appendix B: Technical Specifications

    56K bps connections. B Technical Specifications MultiModemZBA™ or MultiModemZBAV™ MT5634ZBA or MT5634ZBAV K56flex speeds when accessing an ISP type K56flex server (actual speed depends on serv- er capabilities and line conditions) *...
  • Page 136 User Guide Error Correction Data Compression Speed Conversion Mode of Operation Flow Control Intelligent Features Command Buffer Data Modulation ITU-T V.42 (LAP-M or MNP 3–4) ITU-T V.42bis (4:1 throughput), MNP 5 (2:1 throughput) Serial port data rates adjustable to 300, 1200, 2400, 4800, 9600, 19,200, 38,400, 57,600, 115,200, and 230,400 bps Fax online modes;...
  • Page 137: Technical Specifications

    Fax Modulation Carrier Frequencies ITU-T V.34 Carrier Frequencies AT&T V.32 terbo/ ITU-T V.32bis/V.32 Carrier Frequencies V.22bis/V.22 or Bell 212A Standard (2400 & 1200 bps) Carrier Frequencies ITU-T V.23 (1200 bps) Carrier Frequencies ITU-T V.21 (0–300 bps) B Technical Specifications V.21 CH2 FSK at 300 bps (half duplex) V.27ter DPSK at 4800 and 2400 bps V.29 QAM at 9600 and 7200 bps V.17TCM at 14400, 12000, 9600, and 7200 bps...
  • Page 138 User Guide Carrier Frequencies Bell 103/113 (0–300 bps) Fax Carrier Frequencies Voice Compression and Sampling Rate (MT5634ZBAV only) Transmit Level Frequency Stability Receiver Sensitivity AGC Dynamic Range 43 dB Interface Connectors Transmit originate: Receive originate: Transmit answer: Receive answer: V.21 Ch2 (half duplex): 1650 Hz mark, 1850 HZ space for transmit originate 1650 HZ mark, 1850 Hz space for transmit...
  • Page 139 Cables Diagnostics Indicators Speaker Manual Control Environmental Power Requirements Power Consumption Dimensions Weight Limited Warranty B Technical Specifications One 14-foot RJ-11 phone cable (USA); coun- try-specific cord for UK and International mod- els; external power transformer and cord Note: Any cables connected to the computer should be shielded to reduce interference.
  • Page 140 User Guide...
  • Page 141: Appendix C: Loopback Tests

    C Loopback Tests Appendix C: Loopback Tests Introduction Each time you turn on your modem, it performs an automatic self-test to ensure proper operation. Your modem also has three diagnostic tests: local analog loopback, remote digital loopback, and local digital loopback.
  • Page 142: Local Analog Loopback Test (V.54 Loop 3)

    User Guide Local Analog Loopback Test (V.54 Loop 3) In this test, data from your computer or terminal is sent to your mo- dem’s transmitter, converted into analog form, looped back to the mo- dem’s receiver, converted into digital form, and then sent to your monitor for verification.
  • Page 143: Remote Digital Loopback Test (V.54 Loop 2)

    displayed on your monitor. The TD and RD LEDs should flash when a character is entered. 5. To exit the test, type the escape sequence +++AT and press EN- TER. This puts the modem in online command mode. Then type either AT&T or ATH to return to command mode.
  • Page 144 User Guide Test procedure 1. Arrange to have &T6 set on the remote test modem. 2. Open your communications software and go into terminal mode. Type AT and press ENTER; you should get an OK message. Type AT\N and press ENTER to disable error correction. 3.
  • Page 145: Local Digital Loopback Test (V.54 Loop 2)

    Local Digital Loopback Test (V.54 Loop 2) The local digital loopback test is identical to the remote digital loopback test with one exception. Instead of using your modem to signal a re- mote modem to place itself in digital loopback mode, your modem is placed in digital loopback mode while the remote modem is not.
  • Page 146 User Guide 5. Have someone enter data from the remote keyboard. For this test, typing multiple uppercase U characters is a good way to send an alternating test pattern of binary ones and zeros. The data received by your modem enters its analog receiver, is converted to digital data, is reconverted into analog, and then is transmitted back to the remote modem.
  • Page 147: Appendix D: Warranty, Service, And Technical Support

    Technical Support Limited Warranty Multi-Tech Systems, Inc. (MTS) warrants that this product will be free from defects in material or workmanship for a period of ten years from the date of purchase or, if date of purchase is not provided, ten years from the date of shipment (limited to customers in the U.S., Canada,...
  • Page 148: Service

    +(612) 785-3500 or by fax at +(612) 785-9874. Technical Support Multi-Tech Systems has an excellent staff of technical support person- nel available to help you get the most out of your Multi-Tech product. If you have any questions about the operation of this unit, please call (800) 972-2439 (USA and Canada) or (612) 785-3500 (international and local).
  • Page 149: Online Warranty Registration

    D Warranty, Service, and Technical Support Online Warranty Registration If you have access to the World Wide Web, you can register your Multi- Tech product online at the following URL: http://www.multitech.com/support/register.htm The Multi-Tech BBS For customers who do not have Internet access, Multi-Tech maintains a bulletin board system (BBS) that mirrors its FTP site.
  • Page 150: To Download A File

    User Guide To Download a File If you know the file name 1. From the Main Menu, type F to access the Files Menu, then type D. 2. Enter the name of the file you wish to download from the BBS. 3.
  • Page 151: About The Internet

    D Warranty, Service, and Technical Support 5. Enter D. You will see a list of the files you have marked. Enter E if you would like to edit the list; otherwise enter D again to start the download process. 6. Select a file transfer protocol by typing the indicated letter, such as Z for Zmodem (the recommended protocol).
  • Page 152: About Compuserve

    User Guide About CompuServe In addition to the BBS, Multi-Tech provides support through Com- puServe’s Modem Vendor Forum (GO MODEMVEN) under GO MULTI- TECH. Refer to your CompuServe documentation for special operating procedures. About the Multi-Tech Fax-Back Service Multi-Tech's fax-back system provides 24-hour access to sales, market- ing, and technical literature for customers in the U.S.A.
  • Page 153: Appendix E: Upgrade Procedures

    Appendix E: Upgrade Procedures Introduction Your modem is controlled by semi-permanent software, called firmware , that is stored in flash memory. Firmware is nonvolatile; that is, it re- mains stored in memory when the modem is turned off. However, it can be changed by either the manufacturer or the user as bugs are fixed or new features are added.
  • Page 154: Step 1: Identify The Modem Firmware

    User Guide Step 1: Identify the Modem Firmware You must know the model number and firmware version of your Multi- Tech modem to know whether you should update it. 1. Run your favorite terminal program. If you are using Windows 95 or Windows NT, you can use HyperTerminal.
  • Page 155: Multi-Tech Bbs

    4. If the Current Revision number matches the firmware version num- ber found in “Step 1: Identify the Modem Firmware,” your modem has the current firmware version and does not need to be updated. 5. If the Current Revision number is larger than the firmware version number found in “Step 1: Identify the Modem Firmware,”...
  • Page 156: Step 3: Download The Upgrade File

    User Guide 7. Type the number of the modem firmware area for your country and press ENTER. 8. Type L and press ENTER to list the files in the selected area. 9. Press ENTER until your modem model number appears. 10.
  • Page 157: Step 4: Extract The Upgrade Files

    2. Type the number of the upgrade file for your modem and press ENTER. 3. Type D and press ENTER to list the file to be downloaded. 4. If the correct file is listed, press ENTER; otherwise use the Q com- mand to return to the previous menu.
  • Page 158: Step 6: Upgrade The Modem's Firmware

    User Guide 1. Run your favorite terminal program. If you are using Windows 95 or Windows NT, you can use HyperTerminal. If you are using Windows 3.11, you can use Windows Terminal. 2. In the program’s terminal window, type AT&V and press ENTER to list your modem’s current parameters.
  • Page 159: Flashwin

    FLASHWIN 1. Copy FLASHWIN.ZIP and the downloaded .HEX file to a temporary directory. 2. Unzip FLASHWIN.ZIP. 3. Run FLASHWIN by double-clicking on its icon or file name. 4. Select the COM port your modem is on and the speed at which you want to program.
  • Page 160: Step 7: Restore Your Parameters

    User Guide 8. Close the program. Step 7: Restore Your Parameters Your modem is now updated. You can now open your terminal program to reprogram your modem parameters, if necessary, or to confirm the update by typing ATI in the terminal window.
  • Page 161: Index

    Index...
  • Page 162 User Guide...
  • Page 163 Symbols 11-bit mode ... 65 56K operation digital loss when used with PBX ..74 disabling the auto rate ... 73 maximum connect speed ... 73 abort timer ... 71 adding the modem to Windows ... 18 analog loopback test ... 132 Answer command ...
  • Page 164 User Guide B ... 49 C ... 49 D ... 49 definition ... 47 descriptions ... 48–69 disabling response to ... 65 DS= ... 50 E ... 51 F ... 51 format ... 47 H ... 51 I ... 51 L ...
  • Page 165 Callback Security Reset command ..68, 96 Caller ID ... 4, 20, 110, 112 Canadian regulations ... 117–118 carriage return character ... 70 Carrier Control command ... 49 carrier loss disconnect time, setting ..71 CD indicator ... 132 COMM.DRV ...
  • Page 166 User Guide Enable Synchronous Buffered Mode command ... 66 ENTER key ... 48 Enter Setup Password command ..68, 98 equipment, required ... 36 error control, setting ... 72, 74 error correction ... 34 disabling ... 134, 135 Error Correction Mode Selection command ...
  • Page 167 Load Factory Settings command ..20, 57 local analog loopback test ... 132 Local Callback Inactivity Timer command ... 67, 95 local digital loopback test ... 135 Long Space Disconnect command 55 loopback tests ... 131–136 voice ... 28 lost data ...
  • Page 168 User Guide Repeat command ... 49 required equipment ... 9, 36 resetting the modem ... 20, 55, 57 Result Code Format command ... 54 Result Code Options command ... 54 Result Code Selection command . 54 result codes ... 48, 63, 75–76, 107 Result Codes Enable/Disable command ...
  • Page 169 maximum ... 72, 73 speed conversion (data buffer) 58, 61 SPKR jack ... 40 standby mode delay time ... 74 static electricity ... 12 Store Callback Password command ... 67, 95 Store Current Configuration command ... 20, 21, 59 Store Dialing Command ... 60 Store Setup Password command ...
  • Page 170 User Guide uninstalling a modem ... 19 Windows NT ... 18–19 installing the modem ... 18 uninstalling a modem ... 19 Windows Terminal ... 24 World Wide Web ... 30 Xmodem ... 110 XON/XOFF Pass-Through command ... 64 Ymodem/G protocol ... 110...

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