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Multitech V.90/K56FLEX MT5600ZDX User's Manual

1. V 90 K56flex Data Fax Modem Model MT5600ZDX Model MT5600ZDXV Voice User Guide Multi lechi Systems Models MT5600ZDX amp ZDXV NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that of which the receiver is connected Consult the dealer or an experienced radio TV technician for help WARNING Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate
2. 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 The preferred method of dialing is to use DTMF tones as this is faster than pulse decadic dialing and is readily available on almost all New Zealand telephone exchanges Warning Notice No 111 or other calls can be made from this device during a mains power failure Appendix V 90 Information Models MTS600ZDX amp ZDXV 96 Appendix C V 90 Information This appendix provides information on ITU V 90 support for the Multi Tech MT5600ZDX modem It lists some of the differences in the ITU T V 90 code compared to the K56flex only code V 90 Support V 90 is the ITU designation for what had formerly been called V pcm The ITU recommendation V 90 was determined at a meeting in Geneva ending February 6 1998 The current draft revision date is 2 4 98 it is expected to be ratified later in 1998 V 90 will replace K56flex and other proprietary solutions for PCM connections Dual mode client modem code will be important until all central site digital modems are upgraded to V 90 and all interoperability problems have been resolved Until that time the Dual mode client code will provide reliable connections in K56flex mode to
3. Command Values Description En B D User Guide MNP 10 Compromise Equalizer Enable Command n 00ri1 n a EO n a E1 n a This command is included only for compatibility and performs no View Numbers in Blacklist n a This command requests the modem to return a list of blacklisted numbers to the DTE Permanently forbidden numbers as defined by country require ments will not appear on this list If no numbers are blacklisted only the OK result code is issued The format of the response is shown by the example below No Phone Number 1 6127853500 2 2154778767 3 2128724549 View Delayed Numbers n a This command causes the modem to send a list of the delayed numbers together with the delay associated with each The modem will return a list of delayed telephone numbers as defined in the B command If no numbers are delayed only the OK result code is issued The format of the response is shown by the example below delay times are shown as hours minutes seconds No Phone Number Delay 1 6127853500 1 59 25 2 2154778767 0 4 43 3 2128724549 2 33 00 51 Models MT5600ZDX amp ZDXV Command CID CallerID 52 Values Default Description Command Values Description Command Values Description Command Values Description Command Values Description Command Values Description n 0 1 or 3 0 CID 0 Disables Caller ID CID
4. 162 CARRIER 56000 56000 bps Data Carrier Detected 165 CONNECT 32000 Connected at 32000 bps 166 CONNECT 34000 Connected at 34000 bps 167 CONNECT 33600 Connected at 33600 bps 168 CONNECT 38000 Connected at 38000 bps 169 CONNECT 40000 Connected at 40000 bps 170 CONNECT 42000 Connected at 42000 bps 171 CONNECT 44000 Connected at 44000 bps 172 CONNECT 46000 Connected at 46000 bps 173 CONNECT 48000 Connected at 48000 bps 174 CONNECT 50000 Connected at 50000 bps 175 CONNECT 52000 Connected at 52000 bps 176 CONNECT 54000 Connected at 54000 bps 177 CONNECT 56000 Connected at 56000 bps xX These Extended Result Codes are displayed when your modem is set up to do so with an X1 X2 X3 or X4 command Chapter Troubleshooting Models MTS600ZDX amp ZDXV 66 Local Analog Loopback Test V 54 Loop 3 In this test data from your computer or terminal is sent to your modem s transmitter converted into analog form looped back to the receiver converted into digital form and then received back at your monitor for verification No connection to the phone line is required See Figure 4 1 Computer or Terminal Local Modem UUUUU UUUUU Digital Analog Type AT amp T1 hit ENTER Figure 4 1 Local Analog Loopback Test The test procedure is as follows 1 Connect the modem to your computer With your communication software set the desired baud rate 2 Type AT amp T1 and hit ENTER This places your modem
5. Carrier Detected 19200 bps Data Carrier Detected 21600 bps Data Carrier Detected Description 24000 bps Data Carrier Detected 26400 bps Data Carrier Detected 28800 bps Data Carrier Detected Connected at 16800 bps Connected at 21600 bps Connected at 24000 bps Connected at 26400 bps Connected at 28800 bps Connected MNP Class 5 and COMPRESSION Connected COMPRESSION Connected Without COMPRESSION Connected Without any form of PROTOCOL Connected in V 42 LAPM mode 31200 bps Data Carrier Detected 33600 bps Data Carrier Detected Connected in MNP mode V 42 bis and 63 CONNECT 230400 Connected at 230400 bps FCERROR V 21 signal received High Speed Fax Expected V 27 V 29 V 33 or V 17 61 PROTOCOL ALT CELLULAR Connected in MNP 10 mode 84 CONNECT 33600 Connected at 33600 bps 91 CONNECT 31200 Connected at 31200 bps 150 CARRIER 32000 32000 bps Data Carrier Detected 151 CARRIER 34000 34000 bps Data Carrier Detected 152 CARRIER 36000 36000 bps Data Carrier Detected 153 CARRIER 38000 38000 bps Data Carrier Detected 154 CARRIER 40000 40000 bps Data Carrier Detected 155 CARRIER 42000 42000 bps Data Carrier Detected 156 CARRIER 44000 44000 bps Data Carrier Detected 157 CARRIER 46000 46000 bps Data Carrier Detected 158 CARRIER 48000 48000 bps Data Carrier Detected 159 CARRIER 50000 50000 bps Data Carrier Detected 160 CARRIER 52000 52000 bps Data Carrier Detected 161 CARRIER 54000 54000 bps Data Carrier Detected
6. Connected Connected Connected Connected Connected Connected at 2400 bps at 4800 bps at 9600 bps at 7200 bps at 12000 bps at 14400 bps at 19200 bps at 38400 bps Terse 56 57 58 59 61 62 63 64 66 67 69 70 77 79 80 XK XX NX XX XA X X X X X RX X X X XX X X X X X X Xx NX CONNECT 57600 CONNECT 115200 CONNECT 75TX 1200RX CONNECT 1200TX 75RX DELAYED BLACKLISTED FAX DATA CARRIER 300 CARRIER 1200 75 CARRIER 75 1200 CARRIER 1200 CARRIER 2400 CARRIER 4800 CARRIER 7200 CARRIER 9600 CARRIER 12000 CARRIER 14400 CARRIER 16800 CARRIER 19200 CARRIER 21600 Verbose CARRIER 24000 CARRIER 26400 CARRIER 28800 CONNECT 16800 CONNECT 21600 CONNECT 24000 CONNECT 26400 CONNECT 28800 COMPRESSION CLASS5 COMPRESSION V 42 bis COMPRESSION NONE PROTOCOL NONE PROTOCOL LAPM CARRIER 31200 CARRIER 33600 PROTOCOL ALT User Guide Connected at 57600 bps Connected at115200 bps Connected at V 23 Originate Connected at V 23 Answer Delay is in effect for the dialed number Dialed number is blacklisted Connected FAX mode Connected DATA mode 0 300 bps Data Carrier Detected V 23 Backward Channel Detected V 23 Forward Channel Detected 1200 bps Data Carrier Detected 2400 bps Data Carrier Detected 4800 bps Data Carrier Detected 7200 bps Data Carrier Detected 9600 bps Data Carrier Detected 12000 bps Data Carrier Detected 14400 bps Data Carrier Detected 16800 bps Data
7. MT5600ZDX amp ZDXV POWER R5232 PHONE LINE j is z I a CF Figure 2 2a Modem Connections 2 2 1 Sound Card Considerations ZDXV only If you want speakerphone functions along with the ability to record sound or WAV files through the sound card at the same time you need e two stereo PC microphones e one stereo male to male patch cord s one sound card and optional speakers 18 User Guide Power Switch ON OFF SPKR or LINE MIC IN Jack to OUT to connect connect to an to an optional optional Speaker connect Microphone to the LINE IN of a 3rd Party Sound Card Figure 2 3 SoundCard Connections ZDXV only To connect to a 3rd party sound card perform the following steps 1 Obtain a stereo male to male patch cord which can be purchased at a local PC retail store 2 Place one end of a stereo male to male patch cord into the SPKR or LINE OUT jack of the ZDXV and the other end into the LINE IN jack of the sound card This lets you to hear the activity of the modem whether it is originating or answering a call or playing a recorded message using the bundled Trio software 3 Place the two stereo microphones do not use mono microphones far enough apart from each other to eliminate feedback e g one on each side of the monitor Feedback
8. Ni command is active S37 10 updates the MS command subparameters to reflect MS 10 0 12000 12000 S37 is not updated by the MS command Use of the MS command is recommended instead of the Nn and S37 x commands Nn and S37 x commands are supported for compatibility with existing communications software Bits 0 4 Desired line connection speed If an invalid number is entered the number is accepted into the register but S37 will act as if the default value has been entered O Attempt automode connection If NO is active connection is attempted at the most recently sensed DTE speed MS command settings are updated to the most appropriate values If N1 is active connection is attempted at the highest possible speed MS settings are updated to 11 1 300 2880 to reflect V 34 automode 300 bps minimum speed and 28800 bps maximum speed Default Register Unit Range Default Description S38 decimal 0 255 20 This register specifies the delay between the modem s receipt of the H command to disconnect or ON to OFF transition of DTR if the modem is programmed to follow the signal and the dis connect operation Applicable to error correction connection only If S38 is set to a value between O and 254 the waits for the remote modem to ac knowledge all data in the modem buffer before disconnecting If S38 is set to 255 the modem does not time out and continues to attempt to deliver data in the buffer until the connect
9. electronically you can do so at the following address http www multitech com register User Guide Tech Support Multi Tech has an excellent staff of technical support personnel available to help you get the most out of your Multi Tech product If you have any questions about the operation of this unit call 1 800 972 2439 Please fill out the modem information below and have it available when you call If your modem requires service the tech support specialist will guide you on how to send in your modem see Service section below Recording Modem Information Please fill in the following information on your Multi Tech modem This will help tech support in answering your questions Modem Model No Modem Serial No Modem Firmware Version DataComm FAX Software Version COM Port The modem model and serial numbers are silkscreened on the bottom of your modem The software versions are printed on the diskette labels Type ATI3 to display the modem firmware version Please note the status of your modem before calling tech support Service If your tech support specialist decides that service is required modems may be sent freight prepaid to our factory Return shipping charges will be paid by Multi Tech Systems within North America Include the following with your modem e a description of the problem e return billing and return shipping addresses e contact name and phone number e check or purchase order n
10. enter the letter Sfollowed by the S Register number and a question mark 7 then hit RETURN To verify that the S Register value was entered correctly enter for example 47582 and hit RETURN You should receive a response of the assigned value given to that S Register Register Unit Range Default Description SO rings 0 1 255 1 Sets the number of rings before the modem answers ATSO 0 disables auto answer complete ly S1 rings 0 255 0 Counts the number of rings that have occurred S2 decimal 0 255 43 Sets ASCII code for the escape character Values greater than 127 disable the escape sequence SZ decimal 0 127 13 4M Sets ASCII code for the carriage return character S4 decimal 0 127 10 J Sets ASCII code for the line feed character S5 decimal 0 255 8 H Sets ASCII code for the back space character Values greater than 32 disable the backspace character 53 Models MT5600ZDX amp ZDXV 54 S6 seconds S7 seconds Register Unit S8 seconds S9 1 10 sec S10 1 10 sec S11 ims S12 1 50 sec S18 decimal 2 255 1 255 Range 0 255 0 255 1 255 50 255 50 255 0 255 2 50 Default 2 6 0 6 Sets the time the modem waits after it goes off hook before it begins to dial the telephone num ber Sets the time the modem waits for a carrier signal before abort ing a call Also sets the wait for silence time for the dial mod ifier Description Sets the length of a pause
11. in Analog Loopback mode in the Originate mode The modem is now out of the Command mode and in a pseudo On Line mode 3 Once you receive a connect message if responses are enabled enter data from your keyboard For this test typing multiple upper case U characters is a good way to send an alternating test pattern of ones and zeros 4 For a more complete test you should also test the modem in Answer mode To do this you must escape from Originate mode by entering an Escape Sequence Then type AT amp T1 and hit ENTER to place the modem in Analog Loopback mode in the Answer mode Then repeat step 3 5 Your modem passes this test if the data entered from your keyboard are User Guide the same as the data received on your monitor If different data is appearing on your monitor your modem is probably causing the problem although it could also be your computer If your modem passes this test but you are receiving errors while On line the remote modem or the phone line could be at fault Digital Loopback Test V 54 Loop 2 Local Manual The Digital Loopback Test is an on line test that loops data sent from one modem across the phone line to another modem then back to the first modem See Figure 4 2 There are two ways to put a modem into Digital Loopback mode 1 Locally or Manually described here in section 4 2 2 Remotely or Automatically see section 4 3 Note If you wish to abort any test in progress en
12. modem in sequence with transmitted data User Guide The second case is where the modem is in the on line command state waiting for AT commands during data connection and the B command is received in order to send a break to the remote modem KO K1 K2 K3 K4 K5 Clear data buffers and send break to the remote modem Same as KO Send break to remote modem immediately Same as K2 Send break to remote modem in sequence with transmitted data Same as K4 The third case is where a break is received from a remote modem during a non error corrected connection Command Values Default Description Command Values Default Description KO K1 K2 K3 K4 K5 Na NO N1 N2 N3 N4 N5 Vn vo vi Clear data buffers and send break to the DTE Same as KU Send break to DTE immediately Same as K2 Send break to DTE in sequence with transmitted data Same as K4 Error Correction Mode Selection n 0 5 3 Non error correction mode with data buffering same as amp Q6 Direct mode V 42 MNP reliable mode Same as N2 V 42 reliable mode MNP reliable mode Single Line Connect Message n Oorl 0 Disables Single Line Connect Message Enables Single Line Connect Message where the format is CONNECT DTE speed gt Modulation gt lt Protocol gt lt Compression gt lt Line speed gt Connect messages
13. on your telephone If you hear harsh sounds then another modem is answering the call and the modems may be having problems negotiating because of modem incompatibilities or line noise Try connecting at a lower speed The Modem Disconnects While Online H If you have call waiting on the same phone line as your modem it may interrupt your connection when someone tries to call you If you have call waiting disable it before each call In most telephone areas you can disable call waiting by preceding the telephone number with 70 check with your local telephone company You can automatically disable call waiting by including the disabling code in the modem s dial prefix e g ATDT 70 note the comma which inserts a pause before the number is dialed To change the dial prefix in your communications package select Setup Modern then select the modem type you are using and type 29 Models MT5600ZDX amp ZDXV 30 TI TI TI TI the new prefix in the Dial Prefix box To change the dial prefix in Windows Terminal select Settings Modem Commands To change it in Windows 95 HyperTerminal select Ca Connect from the menu bar click Dialing Properties check This Location has Call Waiting and select the correct code for your phone service If you have extension phones on the same line as your modem you or someone else can interrupt the connection by picking up a
14. your complete shopping security User Guide About the Multi Tech BBS Multi Tech Systems maintains a Bulletin Board Service 88S for its customers The information available via the BBS includes new product information product upgrade data problem solving tips and a message service for you to leave questions for which you would like additional information The phone number for the Multi Tech BBS is 612 785 3702 or 800 392 2432 U S A and Canada The BBS can be accessed by any asynchronous modem operating at speeds of 33 600 1200 bps V 34 and downward compatible with a setting of word length of 8 bits 1 stop bit and no parity Logging on to the Multi Tech BBS To log on to the Multi Tech BBS perform the following steps 1 Set your communications program to 8 N 1 2 Dial to our BBS at 800 392 2432 USA and Canada or 612 785 3702 international and local 3 At the prompt type your first name last name and password then press RETURN If you are a first time caller the BBS will ask if your name is spelled correctly If you answer yes a questionnaire will appear You must complete the questionnaire to use the BBS on your first call 4 Press RETURN until the Main Menu appears From the Main Menu you have access to three main areas the Files Menu and Message Menu and Bulletins For help on menu commands type Downloadinga File If you know the file name 1 From the Maim Menu type F to access the F
15. 00 bps V 32bis AT MS 10 Connect at 9600 bps V 32 AT MS 9 Connect at 2400 bps V 22bis AT MS 2 Connect at 1200 bps V 22 AT MS 1 Connect at 1200 bps no protocol AT NO MS 1 Force Protocol AT N3 Force No Protocol AT NO MNP4 MNPS operation AT NS LAP M only operation AT N4 MNPA only operation AT N5 CO MNP10 only operation AT K1 SEC 1 No error correction data compression but speed buffering auto speed is ANNO operational Auto Answer operation AT SO 1 If the modem reports VO DIALTONE check that the modem s telephone line cable is connected to both the modem s LINE jack not the PHONE jack and the telephone wall jack If the cable looks secure try replacing it If that doesn t work I I I User Guide the problem may be in your building s telephone installation To test the building installation plug a telephone into your modem s telephone wall jack and listen for a dial tone If you hear a dial tone your modem may be installed behind a company phone system PBX with an internal dial tone that sounds different from the normal dial tone In that case the modem may not recognize the dial tone and may treat it as an error Check your PBX manual to see if you can change the internal dial tone if you can t change your modems initialization string to replace X4 with X3 which will cause the modem to ignore dial tones If the modem reports BUSY the other n
16. 1 or 2 Default n a Description MO n a Mi n a M2 n a This command is included only for compatibility and performs no function 49 Models MTS600ZDX amp ZDXV 50 Command Hn MNP 10 Link Negotiation Speed Values n 0 1 or 2 Default n a Description HO n a H1 n a H2 n a This command is included only for compatibility and performs no function Command Kn MNP 10 MNP Extended Services Values n 0 1 or 2 Default 0 Description KO Disables V 42 LAPM to MNP 10 conversion K1 Enables V 42 LAPM to MNP 10 conversion K2 LAPM answer mode detection phase Command Q7 MNP 10 Enable Fallback to V 22 bis V 22 Values n 00ri1 Default n a Description Q0 n a Q1 n a This command is included only for compatibility and performs no function Command SEC n Enable Disable MNP10 EC Values SDR n Default n a Description SEC 0 Disables MNP 10 EC SEC 1 Enables MNP 10 EC SEC 1 lt tx level gt where lt tx level gt is an optional transmit level subparameter transmit level range is O dBm to 30dBm and is specified by a set S 91 value Command OMn MNP 10 Initial Cellular Power Level Setting Values n 0 30 Default n a Description MOn a M30 n a This command is included only for compatibility and performs no function Command Values Default Description function Command Values Description
17. 1 Enables Caller ID with formatted presentation to the DTE The modem will present the data items in a lt TAG gt lt Value gt pair format The expected pairs are data time caller code phone number and name US models only CID 2 Enables Caller ID with unformatted presentation The modem will present the entire packet information excluding the leading U s in ASCII printable hex numbers b lt CID Retrieves the current CID mode from the modem US models only P Pulse Dial n a Pulse dial until T Tone Dial Command T Tone Dial n a Tone dial until P Pulse Dial Command Escape Sequence n a Puts the modem in command mode and optionally issues a command while remaining online Type and up to ten command characters then press ENTER amp Pn Make Break Dial Ratio 0 3 amp PO Make Break dial ratio of 39 61 10 pps amp P1 n a amp P2 n a amp P3 n a AT n Download to Flash Memory 0 2 AT 0 Download speed is the last sensed speed AT 1 Download speed is 38 4K bps AT 1 Download speed is 57 6K bps See Chapter 5 for Download to Flash Memory procedure User Guide S Registers Certain Command Mode configurations are stored in memory registers called S Registers The S command is used to assign a value to and to read the current value of an S Register To assign a value to an S Register enter the letter S followed by the S Register number and an equals sign To read an S Register value
18. 4 hardware flow control CTS on off and RTS on off amp E5 Xon Xoff flow control amp E14 amp E15 data compression disabled data compression enabled amp Fn Load Factory Default Settings n 0 or no value None amp FO or simply amp F Restore factory configuration Command Gn Values Default Description amp GO amp G1 amp G2 Command amp Jn Values Default Description amp J0 amp J1 User Guide V 22bis Guard Tone Control n 0 1 or 2 0 Disable guard tone Enable 550 Hz guard tone Enable 1800 Hz guard tone Telephone Jack Control n 0ori None NA NA This command is only included for compatibility and performs no function except to load the S Register The parameter value if valid is written S21 bit 1 Command amp Kn Values Defaults Description amp KO amp K3 amp K4 amp K5 amp K6 Command amp Ln Values Defaults Description amp LO Flow Control Selection n 0 3 4 5 or6 3 Flow control disabled Enable CTS RTS hardware flow control Enable XON XOFF flow control Enable transparent XON XOFF flow control Enable both RTS CTS and XON XOFF flow control Default for fax and voice modes Leased Line Operation n 0 None NA This command requests leased line or dial up operation This command is provided for compatibility only no mode change is performed dial up operation continues The OK response is returned for
19. 5 The Modem Dials But Cannot Make a Connection The modem may fail to make a connection for one of several reasons e modem is not configured properly e modem is disconnected from the telephone line e a wrong dial tone e a busy signal e a wrong number s no modem at the other end e a faulty modem computer or software at the other end e incompatibility between modems You can narrow the list of possibilities by using extended result codes To enable 27 Models MT5600ZDX amp ZDXV 28 them enter ATV1X4 and press ENTER while in terminal mode or include V1X4 in the modem s initialization string When you dial again the modem will report the call s progress Both local and remote modems may be misconfigured thus encumbering the negotiation process between modems The solution may be to modify modem parameters via AT command strings There are other configurations you can modify as well Note that you can return to the modem s default configuration by entering AT amp F If your application requires modification use the command strings shown below corresponding to your application To Force Different Communication Speeds Protocols Negotiate Speed and Protocol Enter these Commands default setting AIR Negotiate Speed only do not use AT NO protocol Connect at 56000 bps V 34 AT MS 56 Connect at 33600 bps V 34 AT MS 11 Connect at 144
20. 500 002 501 000 502 043 503 013 S04 010 505 008 S06 002 S07 030 508 002 509 006 510 014 511 255 12 050 518 000 525 005 526 001 536 007 S37 000 538 020 546 138 548 007 595 000 User Guide Troubleshooting Your modem was thoroughly tested at the factory before it was shipped If you cannot make a successful connection or if you lose data or notice garbled characters during your connection the modem may be defective However it is more likely that the source of your problem lies elsewhere Problems you may encounter include e None of the LEDs light when the modem is on e The modem does not respond to commands e The modem dials but is unable to make a connection e The modem disconnects while online e The modem cannot connect when answering e Slow file transfer e Losing data or e Garbage characters on the monitor None of the LEDs Light When the Modem Is On When you turn on the modem the LED indicators on the front panel should flash briefly as the modem runs a self test If the LEDs remain off the modem is probably not receiving power l Make sure the modem s power switch is on especially if you normally turn on the modem by turning on a power strip 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 modem and to the wall outlet or power strip If the power strip is on and the modem switc
21. Compliance The CE mark is affixed to the enclosed Multi Tech product to confirm compliance with the following European Community Directives Council Directive 89 336 EEC of 3 May 1989 on the approximation of the laws of Member States relating to electromagnetic compatibility and Council Directive 73 23 EEC of 19 February 1973 on the harmonization of the laws of Member States relating to electrical equipment de signed for use within certain voltage limits and Council Directive 98 13 EC of 12 March 1998 on the approximation of the laws of the Member States concerning telecommunications terminal and satellite earth station equipment 93 Commission Decision CTR21 amp European Directive Notice The equipment has been approved to Commission Decision CTR21 for pan European single terminal connection to the Public Switched Tele phone Network PTSN However due to differences between the individual PSTNs provided in different countries the approval does not of itself give an unconditional assurance of successful operation on every PSTN network termination point In the event of problems you should contact your equipment supplier in the first instance This equipment is designed to work with PSTN networks that accept analog signals Multi Tech does not currently know of any interoperating difficulties The CE mark is affixed to this product to confirm compliance with the following European Community Directives
22. Data Modulation Fax Modulation answer Microprocessor controlled EIA extended Automode adaptive line probing automatic symbol rate and carrier frequency during start up retrain and rate renegotiation Autodial Redial Tone dial Dial pauses Call status display Auto parity and data rate selection Keyboard controlled modem options Nonvolatile memory and on screen displays for modem option parameters and four telephone numbers command lines of up to 40 digits each 40 characters Trellis Coded Modulation 7CM at K56flex 33 600 31 200 28 800 26 400 24 000 21 600 19 200 16 800 14 400 12 000 and 9600 bps Quadrature Amplitude Modulation QAM at 9600 non trellis 4800 and 2400 bps PSK at 1200 bps FSK at 300 bps V 17 TCM at 14400 12000 9600 and 7200bps V 29 QAM at 9600 and 7200 bps V 27ter DPSK at 4800 and 2400 bps V 21CH2 FSK at 300 bps Half Duplex Carrier Frequencies 1800 Hz V 32 V 32b 5 V32terbo Data Enhanced V 34 K56flex K56flex speeds plus 33 6K 31 2K 28 8K 26 4K 24K 21 6K 19 2K 16 8K 14 4K 12K 9 6K 7 2K 4 8K 2 4K 1 2K and 0 300 bps Carrier Frequencies Transmit Originate 1200 Hz 2400 amp 1200 bps Transmit Answer 2400 Hz V 22bis V 22 or Receive Originate 2400 Hz Bell 212A Standard Receive Answer 1200 Hz Carrier Frequencies 1270 Hz Mark 1070 Hz Space for 300 bps Transmit Originate Bell Standard 2225 Hz Mark 2025 Hz Space for Receive Originate 2225 Hz Mark 2025 H
23. Default 1 none amp G1 2 1800 Hz amp G2 S24 seconds 0 255 0 Sets the length of time in sec onds that the modem operates in normal mode with no detect ed telephone or DTE line activity before entering low power sleep mode The timer is reset upon any DTE or Telephone line activ ity 55 Models MT5600ZDX amp ZDXV 56 S25 seconds 0 255 Register Unit 28 Bit 0 1 Bit 2 Bit 3 4 S29 S30 532 533 Range 5 Sets the length of time in sec onds that the modem ignores DTR for taking the action speci fied by amp Dn Its units are one hundredths of a second Default Description Bit Mapped Options Status Default 0 Reserved Reserved always 0 Pulse Dialing amp Pn 0 39 61 make break ratio at 10 pulses per second amp PO oo Default 33 67 make break ratio at 10 pulses per second amp P1 39 61 make break ratio at 20 pulses per second amp P2 0 33 67 make break ratio at 20 pulses per second 8P3 1 minute 0 255 1 minute 0 255 decimal 0 255 17 decimal 0 255 70ms 0 19 Sets the length of time in units of 10 ms that the modem will go on hook when it encounters a flash dial modifier in the dial string The time can be limited as it is a country dependent parameter S30 specifies the length of time in tens of seconds that the modem waits before disconnecting when no data is sent or received This function is only appli
24. Do not plug the telephone into the LINE jack or the line cable into the PHONE jack BABT regulations require that the telecommunication cable be connected to the modem prior to being connected to the network 2 Attach the modem to your PC or terminal with an RS232 or V 24 cable see Figure 2 1 and Figure 2 2 Be sure to tighten the mounting screws on the DB connectors 3 Connect your telephone set to the phone jack using the RJ11 cable 4 Attach the modem to the AC Power transformer and plug the AC connector into a live AC outlet NOTE Use only the power supply shipped with the modem Use of any other power supply will void the warranty and could damage the modem User Guide 5 Turn on power by flipping the ON OFF switch on the side of the modem to the OW position 6 Make sure modem and computer terminal serial port baud rates are adjusted Note that several programs can check this for you If you have MS DOS 5 0 or higher a program called MSD EXE Microsoft Diagnostics isin your DOS directory Typing MSD at the DOS prompt brings up a screen that provides a variety of information about your computer Select COM ports and it lists information about your com port e g UART Type Address and IRQ to name a few Once you know your serial port s UART type you can set your communications software appropriately 7 Proceed to Chapter 3 of this manual or to your data communications software manual 17 Models
25. I What Is in Your Modem Package Your modem has several components Make sure you have them all before installing your modem Your package should include 7 MultiModemZDX data fax modem N DC power supply N One set of four plastic feet N Two sets of velcro fasteners ZDXV only Telephonecord Quick Start Guide printed and User s Guide on disk Data Communications Software One Set Up diskette Brochure with warranty registration card If any of these items are missing please contact Multi Tech Systems or your dealer distributor User Guide Voice ZDXV only S Full duplex speakerphone support with adjustable speaker volume control Can record and play back answering machine messages using optional microphone and speaker Remote local telephone answering machine TAM capabilities include voice mail control record playback and call screening Supports AT V voice commands H For more information on the V commands supported by the MT5600ZDXV see the Voice V Commands Developer s Kit This document is available upon request and at www multitech com support manuals asp 1 3 Software Considerations for ZDXV You will need data communications datacomm fax communications software and an appropriate application software package to access the Personal Voice Mail features of the MT5600ZDXV You must have Microsoft Windows 3 1 or la
26. M value Based on the EQM value retrain or fallback fall forward may be initiated if enabled by E1 or E2 For example AT Q 015 Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description 7 7 8 8 C CO c1 C2 C3 An AO Al A2 A3 User Guide Plug and Play Serial Number none none Sets and stores eight serial numbers in hex format for serial Plug and Play For example AT 7 lt 8 hex numbers gt lt same 8 hex numbers gt Plug and Play Vendor ID and Product Number none none Sets and stores Vendor ID and product number for serial Plug and Play For example AT 8 lt 3 ASCII characters gt lt 4 hex numbers gt lt 3 ASCII characters gt lt same 4 hex numbers gt lt cr gt Enable Disable Data Compression n 0 1 2 or 3 3 Disables Data Compression Enables MNP 5 Data Compression negotiation Enables V 42 bis Data Compression negotiation Enables both V 42 bis and MNP 5 Data Compression negotiation Select Maximum Block Size n 0 1 2 or 3 1 64 characters MNP maximum block size 128 characters MNP maximum block size 192 characters MNP maximum block size 256 characters MNP maximum block size The modem will operate an MNP error corrected link using a maximum block size controlled by the parameter supplied 45 Models MT5600ZD
27. Modem Reset n 00ri1 None Reset modem to profile saved by the last W command profile 0 Reset and restore stored profile 1 Data Carrier Detect DCD Control n 00r1 1 Ignores the state of carrier on the remote modem and DCD circuit is always on DCD turns on when the remote modem s carrier signal is detected and DCD is off when the carrier signal is not detected 39 Models MT5600ZDX amp ZDXV Command Values Default Description Command Values Defaults Description Command Values Default Description 40 amp Dn Data Terminal Ready DTR Control n 0 1 2 or 3 2 amp DO Modem ignores the true status of the DTR signal and responds as if it is always on amp D1 When DTR drops while in online data mode the modem enters command mode issues an OK and remains connected amp D2 When DTR drops while in online data mode the modem hangs up Auto Answer is encumbered amp D3 When DTR drops the modem hangs up and resets as if an ATZ command were issued amp En Error Compression Flow Control and Compression ZDX only n 0 1 2 3 4 5 14 15 1 4 and 15 amp EO Normal Mode no error correction won t establish error corrected calls amp E1 Auto Reliable Mode error correction preferred permits both corrected and non corrected calls amp E2 Reliable Mode error correction required won t establish non error corrected calls amp E3 no flow control amp E
28. X amp ZDXV 46 Command Br Transmit Break to Remote Values Default Description B3 n B1 B9 1B3 Break length in 100 ms units non error correction mode In non error correction mode the modem will transmit a break signal to the remote modem with a length in multiples of 100 ms according to param eter specified The command works in conjunction with the K command In error correction mode the modem will signal a break through the active error correction protocol giving no indication of the length When the modem receives a break from the remote modem break is passed to the DTE as follows In non error correction mode direct the break length is passed in non error correction mode norma and in error correction mode a 300 ms break is passed Command Kr Set Break Control Values Default Description n 0 1 2 3 40r5 5 Controls the response of the modem to a break received from the DTE or the remote modem or the B command according to the parameter specified The response is different in three separate command states The first state is where the modem receives a break from the DTE when the modem is operating in data transfer mode KO K1 K2 K3 K4 K5 Enter on line command mode no break sent to the remote modem Clear data buffers and send break to remote mo dem Same as KU Send break to remote modem immediately Same as KU Send break to remote
29. a mode when you type a command Use the escape character sequence to switch to terminal mode The default escape sequence must wait at least one second enter and pause another second or more before entering a command The EO and Q1 commands may be in effect disabling echo and responses Verify this with the 8V command To enable echo and responses enter ATE1Q0 lt cr gt Try resetting your modem by turning it off and on Make sure there is a reset command amp F in your initialization string or your modem may not initialize correctly If you don t get an OK the problem may still be in the communications software Make sure you have done whatever is necessary in your software to make a port connection Not all communications programs connect to the COM port automat ically Some connect when the software loads and remain connected until the program terminates Others can disconnect without exiting the program Many communications software packages also allow multiple terminalsto be open but only one can access the modem ata time If your package reports that it cannot make a connection yet the modem s 7R indicator is on click on the Window menu to see if more than one terminal is open The modems 7Rindicator shows that the software has made a connection with the modem through the COM port Your communications software settings may not match the physical portthe modem is connected to The serial cable may be plugged into the wrong c
30. a retrain Handling is determined by the Call Establishment task Typical ly if a connection is established this command connects the DTE back to the remote modem after an escape Issue a retrain and return to online data mode Enable Disable Result Codes n 00ri 0 Enable Result Codes Disable Result Codes Set Register Value r S register number n varies None Set value of register Sr to value of n where n is entered in decimal format 37 Models MT5600ZDX amp ZDXV 38 Command Sn Values Default Description Command Vn Values Default Description VO vi Command Wn Values Default Description WO wi W 2 Read Write Register Value n vV or None The modem selects an S Register performs an S Register read or write function or reports the value of an S Register n Establishes S Register n as the last accessed n v Sets the S Register value n Reports the value of S Register n For example ATS7 establishes S7 as the last accessed register AT 40 sets the contents of the last register accessed to 40 ATS 20 sets the contents of the last register access ed to 20 Terse Verbose Result Code Format n 00ri1 1 Displays Result Codes as digits terse response Displays Result Codes as words verbose response Connect Message Control n 0 1o0r2 0 Upon connection the modem reports DTE speed only e g CONNECT 56000 Other responses are dis
31. a valid parameter but no other action is performed The parameter value if valid is written to S27 bit 2 41 Models MTS600ZDX amp ZDXV Command amp Mr Communications Mode Values n 0 Defaults 0 Description amp MO Asynchronous mode amp M1 Reserved responds ERROR amp MO selects direct asynchronous operation Note that the command sequence amp MO NO selects normal buffered mode but the command sequence NO amp MO selects direct mode This is because the ANO command is analogous to the amp Q6 command Command 8Qn Asynchronous Communications Mode Values n 0 5 or 6 Defaults 5 Description amp Q0 Asynchronous with no data buffering no error correction Same as WO amp 05 Asynchronous with data buffering error correction Same as M3 amp Q6 Asynchronous with data buffering no error correc tion Same as MO Command 8Sn Data Set Ready DSR Control Values n 0ori Default 0 Description amp SQ Force DSR ON at all times amp S1 DSR becomes active after answer tone is detected CD and inactive after carrier tone is lost Command SBz Serial Baud Rate Modem DTE Speed bps zdxonly Values n 300 1200 2400 4800 9600 192000 38400 57600 115200 in bits per second Default 56000 Description Example SB115200 Sets serial baud rate within a host server PC to 115 200 bps Command amp Tr Test Commands Values n 0 1 3 4 5 6 7 or 8 Default None Description
32. abled Upon connection the modem reports the line speed the error correction protocol and the DTE speed Other responses are disabled Upon connection the modem reports DCE speed only e g CONNECT 28800 Other responses are disabled The Wn command controls the format of CONNECT messages The parameter value if valid is written to S31 bits 2 and 3 The Wn command can be overridden by register S95 Command Xn Values Default Description X0 User Guide Result Code Selection n 04 0 Sends OK CONNECT RING NO CARRIER ERROR and NO ANSWER does not look for dial tone or busy signal Sends X0 messages and CONNECT speed Sends X1 messages with NO DIALTONE Sends X1 messages with BUSY Sends all responses If the modem is in facsimile mode e g FCLASS 1 the only message sent to indicate a connection is CONNECT without a speed indication Command Yn Values Default Description YO Y1 Command Zn Values Default Description Z0 Zi Command 8Cn Values Default Description 8CO SC Long Space Disconnect n 0 0 Disable sending or responding to long space break signal on disconnect Enables long space disconnect In non error correc tion mode the modem will send a long space of four seconds prior to going on hook In non error correction mode the modem will respond to the receipt of a long space i e a break signal greater than 1 6 seconds by going on hook
33. alent L lt min rate gt See Possible Rates bps above Default value is 300 bps L lt max rate gt See Possible Rates bps above Default value is 33600 bps User Guide Use a comma to separate optional parameters For example MS 11 1 300 28800 MS command with the default settings Sub parameters that you do not enter remain at their current value Type a comma only to skip a subparameter or carriage return to skip the last subparameter For example MS 0 lt Enter gt disables auto mode and keeps all other settings at their current value Command SDR n Enable Disable Distinctive Ring Values SDR n Default 0 Description SDR 0 Disables Distinctive Ring Any Valid ring detect ed is reported as RING SDR 1 Enables Distinctive Ring Type 1 SDR 2 Enables Distinctive Ring Type 2 SDR 3 Enables Distinctive Ring Type 1 and 2 SDR 4 Enables Distinctive Ring Type 3 SDR 5 Enables Distinctive Ring Type 1 and 3 SDR 6 Enables Distinctive Ring Type 2 and 3 SDR 7 Enables Distinctive Ring Type 1 2 and 3 The ring types supported and the corresponding ring cadence detect definitions are as follows Distinctive Definitions of Ring Cadence Ring Type pal 2 0 see ON 44 sec OFF BEE BE 0 8 sec ON 0 4 sec OFF 0 8 sec ON 0 4 sec OFF Ui see ON mr OFF 0d see ON 0 2 see OFF 0 8 see ON 4 0 see OFF Command Mn Enable MNP 10 Cellular Power Level Adjustment Values n 0
34. amp TO Abort Stop any test in progress amp T1 Starts Local Analog loop test 42 User Guide amp T2 Returns Error amp T3 Starts Local Digital loopback test amp T4 Responds to remote modem request for Digital Loopback amp T5 Ignores remote modem request for Digital Loopback amp T6 Requests remote Digital Loopback without self test amp T7 Requests remote Digital Loopback with self test amp T8 Starts Local Analog loop test with self test Command amp VO View Current Configuration Values n a Description Displays the active modem settings Reports the current active stored user profile The stored active profile is not displayed if the NVRAM is not installed or is not operational as detected by the NVRAM test during reset processing Example AT amp V ACTIVE PROFILE BO El L1 M1 N1 QO T V1 WO X4 YO amp CO amp DO amp G2 830 amp K3 amp Q5 amp R1 amp SO amp T4 8X0 amp YO 500 002 501 000 502 043 503 013 S04 010 505 008 S06 002 507 030 508 002 509 006 10 014 11 255 S12 050 518 000 S25 005 526 001 536 007 S37 000 538 020 S46 138 548 007 595 000 Command amp V1 Display Last Connection Statistics Values n a Description Displays the last connection statistics in the following format shown with typical results TERMINATION REASON LINK DISCONNECT or LOCAL REQUEST Last TX Data Rate 33600 BPS Highest TX Data Rate _ 33600 BPS Last RX Data Rate 28800 BPS Hi
35. are contingent on X W and S95 command settings 47 Models MT5600ZDX amp ZDXV 48 Command MS Select Modulation Values Default n a Description MS This extended format command selects the modula tion optionally enables or disables automode and optionally specifies the lowest and highest connec tion rates using one to four subparameters client modem or five subparameters server modem The command format is MS lt mod gt T lt automode gt lt min_rate gt lt max_rate lt x_law lt rb_signalling gt lt cr gt The modem can send a string of information to the DTE consisting of selected options when AT MS lt cr gt is entered The following table is a display of subparam eter definitions Subparameter Definitions lt mod gt Selects Modulation Possible Rates bps V 21 300 1 V 22 1200 2 V 22bis 2400 1200 3 V 23 1200 9 V 32 600 480 10 V 32bis 14 4k 12k 9 6k 7 2k 11 V 34 33 6k 31 2k 28 8k 26 4k 24k 19 2k 16 8k 14 4k 12k 9 6k 7 2k 4 8k 2 4k 12 V 90 28 8k 29 3k 30 7k 32k 33 3k 34 7k 36k 37 3k 38 7k 40k 41 3k 42 7k 45 3k 46 7k 48k 49 3k 50 7k 52k 53 3k 54 7k 56k 56 K56Flex 56k 54k 52k 50k 48k 46k 44k 42k 40k 38k 32k downstream speeds 64 Bell 103 300 69 Bell 212 1200 L lt auto mode gt Enables disables automatic modulation negotiation with remote modem 0 Disables NO command equivalent 1 Enables NO command equiv
36. assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface The termination of a interface may consist of any combination of devices subject only to the requirement that the sum of the ringer equivalence numbers of all the devices does not exceed 5 The ringer equivalence number for this product is 0 3B User Guide Notice The Industry Canada label identifies certificated equipment This certification means that the equipment meets certain telecommunications network protective operational and safety requirements The Industry Canada does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to discon nect the equipment Users should ensure for their own protection that the electrical ground connections of the power utili
37. cable to buffer mode Sets the value of the XON character Sets the value of the XOFF charac ter User Guide S36 Bit Mapped Options Status Indicates the status of command Options LAPM Failure Control Default 7 Bits 0 2 This option indicates what should happen upon a LAPM failure These fallback options are initiated immediately upon connection if S48 128 If an invalid number is entered the number is accepted into the register but S36 will act as it the default value has been entered 0 Modem Disconnects 1 Modem stays on line and a Direct mode connection is established 2 Reserved 3 Modem stays on line and a Normal mode connection is established 4 An MNP connection is attempted and if it fails the modem disconnects 5 An MNP connection is attempted and if it fails a Direct mode connection is established 6 Reserved 7 An MNP connection is attempted and if it fails a Normal modem connection is established Default Bits 3 7 Reserved 37 Bit Mapped Options Status ZDX only gt Indicates the status of command Options Desired DTE Connection Speed Default 0 When the Nn command is issued or the S37 register value is modified the MS command subparameters are updated to reflect the speed and the modulation specified bit the S37 value For Example 57 Models MT5600ZDX amp ZDXV 58 If NO command is active S37 10 updates the MS command subparameters to reflect MS 10 1 300 12000 IF
38. caused by acomma character in a dialing command Sets the time in tenths of a second that the carrier must be present before the modem con siders it valid and turns on the RLSD 14 1 4 Sets the time in tenths of a 95 second that a carrier signal must be lost before the modem discon nects Sets spacing and duration of dial ing tones 50 1sec Defines the maximum period in 0 fiftieths of second allowed be tween receipt of the last charac ter of the three escape charac ter sequence from the DTE es cape code guard time Sets the length of time in sec onds that the modem conducts a test commanded by amp Tn before returning to the com mand mode If this register value is zero the test will not automat ically terminate the test must be terminated from the command mode by issuing and amp TO or H command When S18 is non User Guide zero the modem returns the OK message upon test termination Register Unit Range Default Description 23 General Bit Mapped Options Status Indicates the status of command Options Default 62 3Dh Bit 0 Grant RDL 0 RDL not allowed amp T5 Default 1 RDL allowed amp T4 Bit 1 3 DTE Rate 0 0 300 bps 1 0600 bps 2 1200 bps 3 2400 bps 4 4800 bps 5 9600 bps 6 19200 bps 7 38400 bps or higher Default Bit 4 5 Assumed DTE parity 0 even 1 not used 2 odd 3 none Default Bit 6 7 Guard Tone amp Gn 0 none amp G0
39. cept the cable that comes with the modem If you do not have a telephone jack near your computer you should install an extension before proceeding In North America telephone extension kits and accessories are available at electronics stores and wherever telephones are sold You may also hire an independent contractor or your local telephone company to do the work If you want to add a line for this modem you must contact your telephone company Safety Warning Telecom Never install telephone wiring during a lightning storm 2 Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations 3 This product is to be used with UL and cUL listed computers 4 Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface 5 Use caution when installing or modifying telephone lines 6 Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electrical shock from lightning 7 Do not use the telephone to report a gas leak in the vicinity of the leak 8 To reduce the risk of fire use only No 26 AWG or larger Telecommunication line Cord Pp Communications Software To operate the modem you must have data and fax communications software Data comm software simplifies control of the modem by guiding you through the process of selecting your serial port your port speed and
40. culates the ROM checksum and compares it to the prestored checksum displaying OK or ERROR Display the firmware version and application codes Display OEM defined identifier string in either binary or ASCII format Display country code e g NA Ver 1 Display modem data pump model and internal code version Display the DAA code resulting from MCU interroga tion of the DAA for auto DAA recognition Examples 000 for US or Canada 016 for Japan 033 for Belgium 034 for Finland 035 for France 037 for Italy 038 for Netherlands 039 for Sweden 040 for Switzerland and 041 for UK Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description NO Ni On 00 Ol Qn QO Q1 Sr n User Guide Monitor Speaker Mode n 0 1 2 or 3 1 Speaker always off Speaker on until carrier signal detected Speaker always on when modem is off hook Speaker on until carrier is detected except while dialing Modulation Handshake n 00ri1 1 Disables auto mode automatic modulation negotia tion uses connection speed specified in S37 Equiv alent to MS lt automode gt subparameter to 0 Enables auto mode Equivalent to MS lt auto mode gt subparameter to 1 Return Online to Data Mode Oori None Enters on line data mode without
41. d Card Considerations oommomooo 18 BED Indicators iS 20 Is Your Modem Ready for Use nesese 22 Operating Your Modem seses 22 Simple Operations ommommmmmm 9 9 9 23 Software Configuration mooommmmmmmmms 9 9 ss 23 Hardware Software Confirmation ac 24 Troubleshooting sung 25 ATF COMIMANGS iii 34 SAR ORISIONS sisiran raean Ena 54 Resul Codes ii cds 62 Chapter 4 Local Analog Loopback Test V 54 Loop 3 66 Digital Loopback Test V 54 Loop 2 sess 67 Digital Loopback TestV 54 Loop 2 sses 68 Chapter 5 Introduction cimas 72 L nited Warranty scsccssscescacessasvstestaenstavsxoveest 72 Online Warrantly Registration mooooo 72 Tech SUPPO TE adds 73 Recording Modem Information moooooo 73 WN CFUICE a 73 About Ordering Accessories 1 0 s0eceeseeees 74 About the Multi Tech BBS mooommmooo Z5 Logging on to the Multi Tech BBS 73 Downloading a File coin 75 Reading a Message s scsscccsscssesecseesseees 76 Leaving a Message cissisvescasenssescssnaisastascsiacies 76 AAA groit grega 77 Using Flash to Upgrade Firmware o 77 About Internet Tech Support ommmomoooo 79 Appendix A Technical Specifications wissen Appendix B Regulatory Information ssssssscc s lt Appendix C V 90 Information cscs User Guide Chapter Introduction Models MTS600ZDX amp ZDXV Introduction Welcome to the world of data communications You have acquire
42. d at the factory statements on your ten year warranty the procedure for downloading firmware upgrades via FlashROM information about our user Bulletin Board Service 88S and receiving technical support via the CompuServe and Internet forums Appendices Appendix A Technical Specifications Appendix B Tone Dial Frequencies Appendix C Regulatory Information Appendix D V 90 Information Chapter Installation Models MTS600ZDX amp ZDXV Installation In addition to the contents of the modem package you will need the following equipment Computer The modem can be connected to any computer with an RS 232 serial port For MT5600ZDXV modems the computer s processor speed should be at least 75 MHz in order to take full advantage ZDXV telephony features Serial Cable You must provide a serial cable to connect the modem to your computer Serial cables are available at computer stores and many office supply stores The cable must have a DB 25P connector at the modem end For IBM and compatible computers the other end may have a DB 25P connector or a DB 9S connector depending on your particular computer and whether you are using the COM1 or the COM2 serial port The FCC requires cables to be shielded Fe DB 25 DB 9 Figure 2 1 Serial connectors at PC end User Guide Telephone Line You must have a telephone line with a conveniently located connector jack to ac
43. d in your modem if you require service In the final section we explain how to use our Bulletin Board Service 885 Limited Warranty Multi Tech Systems Inc M7S warrants that its products will be free from defects in material or workmanship for a period of ten years from the date of purchase or if proof of purchase is not provided ten years from date of shipment MTS MAKES NO OTHER WARRANTY EXPRESSED OR IMPLIED AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED This warranty does not apply to any products which have been damaged by lightning storms water or power surges or which have been neglected altered abused used for a purpose other than the one for which they were manufactured repaired by the customer or any party without MTS s written authorization or used in any manner inconsistent with MTS s instructions MTS s entire obligation under this warranty shall be limited at MTS s option to repair or replacement of any products which prove to be defective within the warranty period or at MTS s option issuance of a refund of the purchase price Defective products must be returned by Customer to MTS s factory transportation prepaid MTS WILL NOT BE LIABLE FOR CONSEQUENTIAL DAMAGES AND UNDER NO CIRCUMSTANCES WILL ITS LIABILITY EXCEED THE PURCHASE PRICE FOR DEFECTIVE PRODUCTS Online Warranty Registration If you would like to register your MT5600ZDX modem
44. d one of the finest intelligent data fax modems available today the MultiModem ZDX or ZDXV from Multi Tech Systems This Owner s Manual will help you install configure test and use your modem Product Description Your modem incorporates new modem technologies called V 90 and k56fex that enable Internet connections at data rates up to 56K bps over standard telephone lines This 56K technology is able to propel data downstream from the Internet to your computer at speeds of up to 56K bps because data is digitally encoded instead of modulated Upstream transmis sion mostly keystroke and mouse commands from your computer to the central site continue to flow at the conventional data rate of 33 6K bps Your modem offers interactive automatic dialing as well as command mode option configuration You may store four command line telephone numbers of up to 40 characters each in the modem s nonvolatile memory The modem pulse or tone dials and recognizes dial tones and busy signals for reliable call progress detection The modem can detect AT amp T calling card tones It is FCC registered for connection to telephone networks without any Data Access Arrangements DAA s Although this modem is capable of 56K bps download performance limitations caused by line impairments public telephone infrastructure and other external technological factors currently prevent maximum 56K bps connections This is a desktop fax modem for compa
45. e of last number dialed e Tone detection busy e Auto clear from the originating end s DTR dialing s Modem s PBX timed break register recall European Low Voltage Directive When correctly installed and maintained the modem will present no hazard to the user When correctly installed the modem will be connected to the PSTN ora PW and toa Data Terminal Equipment DTE whose modem connections comply with ITU recommendation V28 The DTE connections are therefore taken to be safe voltages less than 30 volts The main power source shall be installed near to the equipment and shall be easily accessible The plug that connect to the apparatus to the main power supply must be fitted with a 5A fuse that complies with BSI1362 User Guide Ports which are capable of connecting to other apparatus are defined as SELV To ensure conformity with EN41003 ensure that these ports are only connected to ports of the same type on other apparatus Compliance with BS6305 Clause 6 2 BS6320 Clause 7 2 and BABT SITS 82 005S D a The modem is suitable for connection to the Public Switched Telephone Network PSTN provided by British Telecommunications plc or Kingston Communications Hull plc Circuit supply by British Communications Mercury Communication or Hull City Council Only direct exchange lines may be used not shared service b The modem is suitable for household office and similar general indoor use It is not suitable for use as an
46. e of n is 0 3 Pause during dialing for time set in register S8 Return to command mode after dialing Place at end of dial string Hook flash Causes the modem to go on hook for one half second then off hook again time speci fied in S29 Wait for quiet answer Causes modem to wait for a ringback then 5 seconds of silence before processing next part of command If silence is not detected the modem returns a NO ANSWER code Wait for credit card dialing tone before continuing with the dial string wait contingent on S7 setting A Toggles data calling tone enable disable applicable to current dial attempt 35 Models MT5600ZDX amp ZDXV 36 Command DS n Dial Stored Telephone Number Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description En EO El Hn HO In 10 12 13 I5 I6 I7 n 0 3 none Dial a number previously stored in directory number 7 by the Zn x command Example ATDS 3 Echo Command Mode Characters n 0ori 1 Do not echo keyboard characters to the computer Do echo keyboard characters to the computer On Hook Off Hook Control n 0ori 0 Go on hook to hang up Go off hook to make the phone line busy Information Request n 0 7 None Display product code Example 33600 Calculate and display ROM checksum e g 12AB Cal
47. e only by Multi Tech Systems or its licensees Unauthorized repairs void registration and warranty 8 This equipment cannot be used on public coin service provided by the telephone company Connection to Party Line Service is subject to state 87 Models MTS600ZDX amp ZDXV 88 tariffs Contact the state public utility commission public service commission or corporation commission for information 9 If so required this equipment is hearing aid compatible Manufacturer Multi Tech Systems Inc Model Number MT5600ZDX FCC Registration AU7USA 24713 M5 E Ringer Equivalence 0 3B Modular Jack USOC RJ11C or RJ11W single line Service Center in USA Multi Tech Systems Inc 2205 Woodale Drive Mounds View MN 55112 Voice 612 785 3500 FAX 612 785 9874 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 of the transmission the date and time it is sent and an identification of the business or other entity or other individual sending the message and the telephone number of the sending machine or such business other entity or individual See the cover page of your fax software manual for setup details Canadian Limitations Notice Notice The ringer equivalence number REN
48. ect another protocol you may have to initiate the transfer yourself In MEWTERM and many other communications programs the PAGE DOWN key initiates the download 8 When the download is complete enter S to return to the File Menu Reading a Message When you log on the BBS will tell you if you have a personal message mail At the prompt Would you like to read it now type R to read the message This is the only point at which you can read your mail since you cannot read any messages from the Message Menu Leaving a Message The Multi Tech BBS has no public discussion areas To leave a personal message select the Message Menu by typing M at the Main Menu Type E then press RETURN to select the Sysop conference Enter the name of the recipient or Sysop the subject and the message text Press User Guide ESCAPE to finish then type S to save the message and exit To abort the message at any point leave any of the fields blank and press RETURN Bulletins When you log on the BBS will ask if you would like to view the bulletin menu 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 Using Flash to Upgrade Modem Firmware The linear flash memory downloader in the modem firmware allows flash memory connected to the modem external memory bus to be upgraded with revised modem firmware This process transfers uploads the upgraded modem fir
49. en connected to an ISP type K56flex server The actual connection speed is contingent upon server capabilities and line conditions V 34 This LED is lit when the modem is connected in V 34 mode V 32b s This LED is lit when the modem is connected in V 32b s mode Note at speeds lower than a V 32b s connection the modem speed LEDs remain unlit Off Hook The condition of Off Hook indicates to the central office that the modem wants the phone line to do some thing i e dial or answer a call This LED is also lit when the modem has achieved on line status Terminal Ready When TR is lit the modem can answer an incoming call This signal TR or DTR provides a means for the terminal or computer to control the modem s connection to the communications channel The modem needs a high DTR to communicate The state of the TR LED matches that of the DTR circuit on pin 20 of the RS232 V 24 interface Error Correction This LED is lit when the modem is set for V 42 error correction and flashes on and off when data compression is activated 21 Models MT5600ZDX amp ZDXV Fax This LED is lit when the modem is connected in Fax mode Is Your Modem Ready for Use As soon as you have connected power to the modem if you re an experienced modem user you may simply want to check your modem s settings for data compression error correction and so on You may find that you can get moving quite quickly if you just issue
50. extension to a payphone c BT lines supplied must support either loop disconnect or multifrequency tone signalling d REN Ringer Equivalence Number The REN value of a unit is calculated from 3 n where n is the total number of units which can be connected in parallel which will still cause the standard bell as defined in BS6305 Appendix D to ring REN values of less than 0 3 cannot be assigned REN 1 If a telephone or other device is connected in parallel with the modem the combined REN must not exceed 4 A BT supplied telephone may be assumed to have REN of 1 0 unless otherwise noted The approval of this modem for connection to the British Telecom public switched telephone network is INVALIDATED if the apparatus is subject to any modification in any material way not authorized by BABT or if it is used with or connected to i internal software that has not been formally accepted BABT ii external control software or external control apparatus which cause the opera tion of the modem associated call set up equipment to contravene the require ments of the standard set out in BABT SITS 82 005S D 91 Models MT5600ZDX amp ZDXV 92 All other apparatus connected to this modem and thereby connected directly or indirectly to the British Telecom public switched telephone network must be approved apparatus as defined in Section 22 of the British Telecommunications Act 1984 The Approval Label is as follows APPROVED f
51. ghest RX Data Rate 28800 BPS Error Correction Protocol LAPM Data Compression V42Bis Line Quality eae 030 Highest SPX RX state 068 Highest SPX TX state 067 43 Models MT5600ZDX amp ZDXV 44 Command 8Wn Store Current Configuration Values Default Description Command amp Zn x Values Default Description Command Values Default Description Command Values Default Description Command Values Default Description eEn EO E1 E2 L L Q Q n 0 or no value None amp W or amp WO Store current modem settings in NVRAM as profile Store Telephone Number n 0 1 2 or 3 memory locations x Dialing string None Stores telephone dial string x in memory location n Dial the stored number using the command ATDS n Monitor Line Quality and Auto Retrain or Fall back Fallforward n 0 1o0r2 2 Disable line quality monitor and auto retrain Enable line quality monitor and auto retrain Enable line quality monitor and fallback fall forward Line Signal Level none none Returns a value which indicates the received signal level The value returned is a direct indication DAA dependent of the receive level at the MDP not at the telephone line connector e g 009 9dBm 043 043 dBm etc Line Signal Quality none none Reports the line signal quality DAA dependent Returns the higher order byte of the EQ
52. h is on try moving the modem power supply to another outlet on the power strip Test the outlet is live by plugging a lamp into it The modem or power supply may be defective If you have another Multi Tech modem try swapping modems If the problem goes away the first modem or power supply may be defective Call Tech Support for assistance TH H H Hip m Do not under any circumstances replace the power supply module with one designed for another product as it may damage the modem and void your warranty 25 Models MT5600ZDX amp ZDXV 26 The Modem Does Not Respond to Commands M TI I my TI TI TI TI TI TI Make sure the modem is plugged in and turned on See None of the LEDs Light When the Modem Is On Make sure you are issuing the modem commands from the data communications software either manually in terminal mode or automatically once you have configured the software You cannot send commands to the modem from the DOS prompt Make sure you are in terminal mode in your data communications program then type AT and press ENTER If you get an OK response your connections are good and the problem likely is in your phonebook entry or session settings Be sure your modem is not in dat
53. he local modem responds to this command by transmitting an unscrambled marking signal which causes the remote modem to place itself in Digital Loopback mode Then the local modem exits Command mode and enters pseudo On line mode 5 Type data from your keyboard For this test typing multiple upper case U characters is a good way to send an alternating test pattern of ones and zeros The data received by the remote modem will enter its analog receiver be converted to digital data be reconverted into analog and then looped through its transmitter back to the local modem Your modem passes this test if the data entered from the local keyboard is the same as the data received on your monitor Computer or Terminal Local Modem Remote Modem Computer or Terminal UUUUU UUUUU Digital Analog Analog Digital Type AT in Terminal mode hit ENTER dial remote modem establish On line mode enter escape sequence type AT amp T6 hit ENTER Figure 4 3 Digital Loopback Test remote automatic 69 Chapter Warranty Service amp Tech Support Models MT5600ZDX amp ZDXV 72 Introduction This chapter starts out with statements about your modem s 10 year warranty limited to customers in the U S Canada Mexico and the United Kingdom The next section Tech Support should be read carefully if you have questions or problems with your modem It includes technical support telephone numbers and an explanation of how to sen
54. iles Menu then type D 2 Enter the name of the file you wish to download from the BBS 3 If a password is required enter the password 4 Answer Y or N to the automatic logoff question 5 Select a file transfer protocol by typing the indicated letter such as Z for Zmodem the recommended protocol 6 If you select Zmodem the transfer will begin automatically If you select another protocol you may have to initiate the transfer yourself 75 Models MT5600ZDX amp ZDXV 76 In most data communications programs the PAGE DOWN key initiates the download If you don t know the file name 1 From the Main Menu type F to access the Files Menu For a list of file areas type L twice If you do not type the second Z you will list all of the files on the BBS 2 Mark the file areas you would like to examine by typing each file area s list number and a RETURN 3 Enter L to list all the files in the selected file areas Enter Cto go forward in the file list and P to go back 4 Mark one or more files for download by entering M the list numbers of the files and a RETURN 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 7 If you select Zmodem the file will transfer automatically If you sel
55. ion is lost or the data is delivered Register Unit S46 decimal S48 decimal User Guide Range Default Description 136 or 138 138 Controls selection of compres 0 7 1287 sion S46 136 means execute error correction protocol with no compression S46 138 means error correction protocol with compression default Determines the remote modem s V 42 negotiation capabilities If the remote modem s capabilities are known this process can be bypassed S48 0 means to disable negotiation bypass the detection negotiation phases and proceed to LAPM S48 7 means to disable negotiation de fault S48 128 means to disable negotiation bypass the detection negotiation phases and proceed at once with the fallback action specified in S36 The following table lists configu ration settings necessary to ne gotiate certain types of connec tions 59 Models MTS600ZDX amp ZDXV 60 S48 7 S48 128 S36 0 2 LAPM or Hangup Do not Use S36 1 3 LAPM or Async Asyne S36 4 6 LAPM MNP or Hangup MNP or Hangup S36 5 7 LAPM MNP or Aysne MNP or Asyne S82 Break Handling Options S82 is for compatibility purposes only changing this register will not have any affect Register Unit Range Default Description S86 decimal 0 4 5 9 12 13 or 14 When the modem issues a NO CARRIER result code a value is written to this S Register to help determine the reason for the failed connection S86
56. line may result in the devices not ringing in response to an incoming call In most but not all areas the sum of the REN s should not exceed five 5 0 To be certain of the number of devices that may be connected to the line as determined by the total REN s contact the telephone company to determine the maximum REN for the calling area 4 If this equipment causes harm to the telephone network the telephone company will notify you in advance that temporary discontinuance of service may be required But if advance notice isn t practical the telephone company will notify the customer as soon as possible Also you will be advised of your right to file a complaint with the FCC if you believe it is necessary 5 The telephone company may make changes in its facilities equipment operations or procedures that could affect the operation of the equipment If this happens the telephone company will provide advance notice in order for you to make necessary modifications in order to maintain uninterrupted service User Guide 6 If trouble is experienced with this equipment the model of which is indicated below please contact Multi Tech Systems Inc at the address shown below for details of how to have repairs made If the equipment is causing harm to the telephone network the telephone company may request you remove the equipment from the network until the problem is resolved 7 No repairs are to be made by you Repairs are to be mad
57. ll card tones to access user s calling card when originating an on line con nection ATDT10288061278535009 123456789 access phone number Credit Card number Command A Answer Values n a Description Answer an incoming call before the final ring Command A Repeat Last Command Values n a Description Repeat the last command string Do not precede this command with AT Do not press ENTER to execute Command Br Communication Standard Setting Values n 00r 1 Default 0 and 1 Description BO Select ITU T V 22 mode when modem is at 1200 bps Command Ds Values Default Description User Guide Dial ZDXV only s dial string phone number and dial modifiers none Dial telephone number s where s may up to 40 characters Dia string modifiers 0 9 DTMF digits O to 9 The star digit tone dialing only The gate digit or pound sign tone dialing only A D A B C and D DTMF digits Country specific some countries may prohibit these digits L Redial last number Must be placed immediately after ATD P Pulse dial following numbers in command T Tone dial following numbers in command V Switch to speakerphone mode and dial the following number Use ATH command to hang up W Wait for a new dial tone before continuing to dial XO X1 X3 or X4 must be selected S Dialatelephone number previously stored using the amp Zn x command see amp Zn x command for further information The rang
58. mware data from the host computer to the modem which transfers downloads the data to the flash memory device Note that this downloader function must be provided in modem MCU firmware initially installed in external flash memory i e the downloader does not support the programming of blank flash memory Programming the flash memory device is a two step process A When the AT command is issued the modem firmware boot loader is invoked and you will first load a flash load module FLM into the modem s RAM The FLM contains the programming algorithm for the flash memory device being programmed and any messages that may be sent during the load process B Load the new modem firmware which the FLM will then program into the flash memory device Flash Procedure 1 Put the FLM file and the new modem firmware file e g V1400DS S37 in an appropriate directory on the computer s hard disk 2 Configure the communications application program for a DTE rate of between 9600 bps and 57600 bps and RTS CTS flow control A load at 57600 bps will take approximately 2 minutes a load at 19200 bps will take approximately 6 minutes 3 Check the modem for response by typing AT 4 Initiate the download process using the AT n command where 77 Models MT5600ZDX amp ZDXV 78 AT or AT 0 Download speed is the last sensed speed recom mended command AT 1 Download speed is 38 4k bps AT 2 Download speed is 57 6k bps The D
59. nge a port address or IRQ in Windows 3 1x double click the Contro Panel icon then the Ports icon Click on the port you want to change click Settings click Advanced and select the new port address and or interrupt If you wish to use COM3 or COM4 note that COM3 shares an IRQ with COM1 as does COM4 with COM2 so you should change their IRQs to unused ones if possible If you use Windows 95 right click on My Computer select Properties from the menu click on the Device Manager tab double click on Ports then double click on the Communications Portyour modem is connected to In the port s Properties sheet click on the Resources tab to see the port s Input Output range and Interrupt Request If another device is using the same address range or IRQ it will appear in the Conflicting Device List Uncheck Use Automatic Settings to change the port s settings so they do not conflict with the other device or select the port the conflicting device is on and change it instead If you need to open your computer to change switches or jumpers on the conflicting device refer to the device s documentation The serial port may be defective If you have another serial port install the modem on it change the COM port setting in your software and try again The modem may be defective If you have another Multi Tech modem try swapping modems If the problem goes away the first modem is possibly defective Call Tech Support for assistance see Chapter
60. nload uses both Xon Xoff and RTS CTS flow control If the wrong format was used reinitiate the upoad at step 5 using a correct firmware hex file 7 The Device successfully programmed message is displayed by the FLM at the completion of a successful download and the modem will do a cold start Contact our tech support department if you need more assistance User Guide About Internet Tech Support In addition to the BBS Multi Tech provides technical support via the Internet Multi Tech is a commercial provider on the Internet and we retrieve e mail messages from the following mailboxes on a periodic basis tsupport multitech com Technical Support mtsmktg multitech com Marketing Dept mtssales multitech com Sales Dept international multitech com International Marketing amp Sales Multi Tech s presence includes a Web site at Attp www multitech com and an ftp site at fp ftp multitech com The ftp server mirrors the Multi Tech BBS 79 Appendix Technical Specifications Models MT5600ZDX amp ZDXV 82 Data Compression V 42 bis 4 1 throughput MNP 5 2 1 throughput Speed Conversion Serial port data rates adjustable to 300 1200 2400 Flow Control 4800 9600 19 200 38 400 57 600 and 115 200 bps Software Xon Xoff Hardware RTS CTS Mode of Operation Fax On line modes and Full duplex over dial up lines Intelligent Features Automatic or manual dialing Automatic or manual Command Buffer
61. nother phone If this is a frequent problem disconnect the extension phones before using the modem or install another phone line especially for the modem Check for loose connections between the modem and the computer the telephone jack and AC power You may have had a poor connection because of line conditions or the problem may have originated on the other end of the line Try again If you were online with a BBS it may have hung up on you because of lack of activity on your part or because you exceeded your time limit for the day Try again The Modem Cannot Connect When Answering ii Auto answer may be disabled Turn on auto answer in your datacomm program or send the command A7S0 1 to your modem in terminal mode Slow File Transfer I In In M iui TI You may have an older UART For best throughput install a 16550AFN UART 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 full advantage of the UART s speed If you are using a slow transfer protocol such as Xmodem or Kermit try Zmodem or Ymodem G instead Is your line noisy If there is static on your line the modem has to resend many blocks of data to insure accuracy You must have a clean line for maximum speed Are you downloading a compressed file with MNP 5 ha
62. onnector check your computer documentation to make sure Or you may have selected a COM port in your software other than the one the modem is physically connected to compare the settings in your software to the physical connection If the modem is on the cable is plugged into the correct port the communications software is configured correctly and you still don t get an OK the fault may be in the serial cable Make sure it is firmly connected at both ends Is this the first time you have used the cable If so it may not be correct Check the cable description on the packaging to make sure the cable is the right one for your computer Peripheral expansion cards such as bus mouse and sound cards may include a serial port preconfigured as COM1 or COM2 The extra serial port or the card M TH User Guide itself may use the same COM port memory address or interrupt request IRQ as your communications port Be sure to disable any unused ports To look for address conflicts or IRQ conflicts when using Windows 3 1x begin in Program Manager Select file Run Type MSD and press ENTER Then select Mouse COM Ports and IRQ Statusand 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 If you find an address conflict change the address of one of the conflicting devices To cha
63. or vice versa using your communications software You may be experiencing line noise Enable error correction if it is disabled or hang up and call again you may get a better connection At speeds above 2400 bps the remote modem might not use the same transmission or error correction standards as your modem Try connecting at a slower speed or disabling error correction With no error correction however line noise can cause garbage characters Try entering the amp V View Parameters command making a screen print of the diagnostics listing and checking for parameters that may be unacceptable 31 Chapter AT Commands S Registers 8 Result Codes Models MT5600ZDX amp ZDXV 34 ATCommands AT commands are the means by which you and your communications software are able to communicate with and configure your modem They enable you to establish read and modify parameters in addition to dialing The following is a summary and of the AT commands recognized by the MT5600ZDX and MT 5600ZDXV Command AT Attention Code Values n a Description The attention code precedes all command lines except A and the escape sequence Command ENTER or Carriage Return lt CR gt Key Values n a Description Press the ENTER or Carriage Return key to execute most commands Command amp Detect AT amp T s call card tone Values n a Description This symbol placed in dialing string enables the modem to detect AT amp T s ca
64. or connection to telecommunications systems specified in the instruction for use subject to conditions set out in them The REN number for this apparatus 1 Compliance with BS6789 Section 3 1 and Part 2 a The modem is not capable of allowing Auto Call using 999 or other PABX emergency numbers b Modes otherthan modes 1 2 or 3 should not be used on the BT PSTN This modem is a mode 1 device c Users are advised to check the numbers entered during the Auto Call set up phase prior to dialing d The user should not issue any sequence of commands to the modem which would cause the modem to exceed the maximum allowable pause of 8 seconds from the time the modem goes off hook until dialing begins e For correct operation of the call progress monitor the power has to be properly connected and switched on User Guide Compliance with BS6328 Part 1 a The modem is not suitable for use on circuits with British Telecommunications signaling at a normal frequency of 2280 Hz b The modem does not require signaling or otherwise employ the frequency range dc to 200 Hz c The modem may be connected to a point to point two wire or four wire Private Circuit d The modem does not require dc from the Private Circuit for correct operation The modem may be damaged if connected in a private circuit mode to a circuit supplying dc current the maximum permissible direct current is zero amps Modem CE Mark EMC and Safety
65. other variables and then storing your settings including frequently called phone numbers so they can be recalled with the stroke of a key or the click of a mouse The software must be set up or configured before you can use it You must have Microsoft Windows 3 1 or later to run most prevalent software packages If you require software for DOS or for the Macintosh operating systems please contact Multi Tech Sales 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 15 Models MT5600ZDX amp ZDXV 16 The ZDX has no special placement restrictions but we recommend that you place it where you can see the indicators on the front panel Installation Process To install the modem mechanically you must connect the serial datalilne phone line and the power cord to their proper connectors L l PHONE LINE L DB25 to Computer L RJIV PSTN Connection Power Connector RJ11 Phone Connection to Transformer Figure 2 2 Modem Connections To install your modem 1 Attach modemto dial up phone line using the RJ11 telephone cord provided with it Plug one cable end into the telephone jack plug the other cable end into the LINE jack on the modem NOTE The LINE jack is not interchangeable with the PHONE jack see rear of modem Figure 2 2
66. ownload Initiated message appears upon issuing the AT n command 5 Perform an ASCII upload of the FLM file e g AMDE S37 from the host computer to the modem RAM using an industry standard communica tions software or an equivalent process ensure that all ASCII translation or pacing is turned off To abort the load at this point wait for the FLM download process to time out send a bad S37 record or reset the modem If the load process times out the modem must be reset ATZ before the FLM can be loaded again 6 After the FLM has been loaded perform an ASCII upload of the new modem firmware hex file e g RC288ACi S37 from the host comput er to the modem RAM using an industry standard communications software or an equivalent process There will be a 3 second pause after the first record of the RC288AXX S37 file is sent which is the FLASH erase cycle There is no turning back at this point If the flash download fails because of a bad S37 record for example or the upload is aborted as long as the modem is not turned off or reset it will remain in the flash load cycle and the upload can be re attempted at step 5 A Wrong Device message is displayed if an incorrect FLM is used In this case restart at step 5 and upload the correct FLM file A Wrong Hex file or flow control message is displayed if an incompatible hex file format is used non Motorola S3 format or if the DTE ignores flow control the flash dow
67. rdware compression enabled Since hardware data compression cannot compress a file already compressed by an archiving program the transfer can be marginally slower with data compression enabled than with it disabled Try entering the amp V View Parameters command making a screen print of the diagnostics listing and checking for parameters that may be unacceptable User Guide Losing Data I I M TH 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 may not be reliable at serial port speeds over 9600 bps or 19 200 bps Turn off data compression reset your serial port speed to a lower rate or replace your serial port with a faster one Make sure the flow control method you selected in software matches the method selected in the modem If you are running under Windows 3 1 and have a 16550AFN UART you may need to turn on the 16550 s data buffers and or replace the Windows serial driver COMM DRV Try entering the amp V View Parameters command making a screen print of the diagnostics listing and checking for parameters that may be unacceptable Garbage Characters on the Monitor I H Your computer and the remote computer may be set to different word lengths stop bits or parities If you have connected at 8 N 1 try changing to 7 E 1
68. records the first event that contributes to a NO CARRIER message The cause codes are S86 0 Normal disconnect no error occurred S86 4 Loss of carrier S86 5 V 42 negotiation failed to detect an error correction modem at the other end S86 9 The modems could not find a common protocol S86 12 Normal disconnect initiated by the remote modem S86 13 Remote modem does not respond after 10 re transmissions of the same message S86 14 Protocol violation S91 dBm 0 to 15 dB 10 Sets the transmit attenua tion level from 0 to 15 dBm for the PSTN mode resulting in a transmit level from O to 15 dBm In some countries the transmit level may not be changed and there are checks to prevent trans mit attenuation level change User Guide 10 dBm is the transmit level default S92 dBm 0 to 15 dB 10 Sets the transmit attenua tion level from 0 to 15 dBm for the FAX mode resulting in a transmit level from 0 to 15 dBm In some countries the transmit level may not be changed and there are checks to prevent transmit attenuation level change 10 dBm is the trans mit level default S95 Extended Result Codes The bits in this register can be set to override some of the Wn command options A bit set to a 1 in this register will enable the corresponding result code regardless of the Wn setting Also refer to Table 3 4 Default 0 Bit 0 CONNECT result code indicates DCE speed instead of DTE speed Bit 1 Append ARQ to CONNECT XXXX re
69. s Some software programs allow you to select your modem type from a menu By this method initialization strings that correspond to a particular modem type can be selected to operate optimally with the software being used Dx See your respective software manual for further information on your communications software 23 Models MT5600ZDX amp ZDXV 24 Figure 2 5 Modem Initialization Setup Other software programs require you enter an initialization string in the software modem setup screen If this is the requirement in your software application enter the following command string to initialize your modem AT amp F lt cr gt This setting configures your modem to operate optimally with its software Hardware Software Confirmation To confirm that your modem hardware and communications package software are working properly 1 Go into terminal mode in your communications package 2 To determine if your computer and modem are communicating properly Enter AT lt CR gt At this point your video monitor should display OK Ifthe characters you typed do not appear or if double characters appear see the troubleshooting section of this chapter 3 To confirm how your modem is configured enter AT amp V lt cr gt The current modem configuration is displayed as show below Example AT amp V ACTIVE PROFILE BO E1 L1 M1 N1 QO T V1 WO X4 YO amp CO amp DO amp G2 8 amp I0 amp K3 8Q5 amp R1 8S0 amp T4 X0 amp YO
70. sult code in error correction mode XXXX rate see Table 3 4 Bit 2 Enable CARRIER XXXX result code XXXX rate see Table 3 4 Bit 3 Enable PROTOCOL XXXX result code XXXX protocol identifier see Table 3 4 Bit 4 Reserved Bit 5 Enable COMPRESSION result code XXXX compression type see Table 3 4 Bit 6 Reserved Bit 7 Reserved 61 Models MT5600ZDX amp ZDXV Result Codes 62 When the modem receives an AT command from the terminal or PC it tries to execute the command then sends a status message to the PC or terminal reporting the results of the command hence the name result codes In the Modem Command mode several visual responses or Result Codes may appear on your PC s video monitor Note that Extended Result Codes are displayed when your modem is set up to do so with an X1 X2 X3 or X4 command these Extended Result Codes are denoted with an asterisk in the table below Table 3 4 Result Codes Terse ANAAAWNHHKS XK XX XXX X Verbose OK CONNECT RING NO CARRIER ERROR CONNECT 1200 NO DIALTONE BUSY NO ANSWER CONNECT 2400 CONNECT 4800 CONNECT 9600 CONNECT 7200 CONNECT 12000 CONNECT 14400 CONNECT 19200 CONNECT 38400 Description Command executed Modem connected to line Ring signal detected Carrier signal lost or not detected Invalid command Connected at 1200 bps No dial tone detected Busy signal detected No answer at remote end Connected Connected
71. ter AT TO lt CR gt All loopback tests will operate at all speeds except 300 bps Disable er ror correction ATINO amp WO lt CR gt before engaging in loopback tests In this test the local modem is placed in Digital Loopback mode Data is entered and transmitted from the remote modem which is not in digital loopback mode sent across the phone line to the local modem and looped back to the remote modem The test procedure is as follows Go into Terminal mode Type AT and hit ENTER you should get an OK message Dial the remote modem by entering the Dial command and the phone number to establish On line mode Type the Escape Sequence which brings your modem into Command mode while still maintaining the pseudo On line mode with the remote modem Type AT T3 from the local PC and hit ENTER Once you receive an OK message from your modem if responses are enabled the local modem is placed in Digital Loopback mode Data is typed from the remote keyboard For this test typing multiple upper case U characters is a good way to send an alternating test pattern of ones and zeros The data received by the local modem will enter its analog receiver be converted to digital data be reconverted into analog and then looped through its transmitter back to the remote Pp N w A uo 67 Models MT5600ZDX amp ZDXV 68 6 modem Your modem passes this test if the data entered from the remote keyboard is
72. ter to run these programs With the appropriate application software you can use your MT5600ZDXV to s speed dial s mute a phone call e place a call on hold e forward or transfer a call e three way or conference call e fax from any Windows application e record telephone conversations 11 Models MTS600ZDX amp ZDXV 12 How to Use This Manual This manual is divided into five chapters and three appendices The information contained in each chapter and appendix is as follows Chapter 1 Introduction Chapter 1 begins with a short product introduction and description followed by a guide which you are now reading to the use of this manual Chapter 2 Installation Details are given supported by illustrations as a guide for installing your MT5600ZDX ZDXV to the point of operation There is also a Trouble shooting section in the event your MT5600ZDX ZDXV is not operating properly Chapter 3 AT Commands S Registers amp Result Codes Chapter 3 documents default and option ATcommands S Registers and Result Codes supported by the MT5600ZDX ZDXV Chapter 4 Troubleshooting Chapter 4 covers the modem s built in test features These are Power on Self Test Local Analog Loopback Digital Loopback and Remote Digital Loopback Tests We have included a description of each test and how to use each test procedure Chapter 5 Warranty Service Tech Support Chapter 5 provides instructions for getting modems service
73. the AT amp V lt cr gt command This command lists how your modem is currently configured the stored user profiles and the first four stored telephone numbers If you come across a setting you re unsure of see Chapter 3 of this manual for AT command and S Register explanations and defaults If you re a novice please continue to the next sections of this chapter Operating Your Modem You control your modem by issuing AT commands and setting S Registers Right now your modem is set up for the most typical user application that is as a traditional modem set to make a dial up call to a remote installation where the call is answered automatically therefore you shouldn t need to change the current default configuration If however you know that your application does not follow this profile see Chapter 3 for AT Commands and S Registers You will likely use your data communications software either to 5 enter terminal mode where you can speak most directly to the modem by issuing AT commands or to 5 launch a datacomm session through a set of modem configurations which you select and then associate with a target telephone number Once you have created saved and named this set of information according to your connection needs and your datacomm software s conventions the software then simplifies your dialing You need not reconfigure your modem nor run the risk of mistakenly keying in incorrect information AT is the prefi
74. the central site modems currently deployed Your V 90 dual mode V 90 K56flex modem now includes New AT commands MS 12 AT New Result Codes in V 90 mode and A law u law selection MS parameter 5 and various changes to the AT command documentation These new functions are explained in documents that are readily available on the Multi Tech web site in Portable Document Format PDF files at h www multi h com support manuals IDCfile manuals idc You can download the Acrobat Reader to view PDF files you may want to bookmark http www adobe com prodindex acrobat readstep html before following the download link For files with a ZIP extension you can download PKUNZIP EXE to extract the zipped files from the Multi Tech FTP site at ftp ftp multitech com Utiltities PKUNZIP EXE Using your favorite Web browser go to www multitech com ort V 90upgrades htm for ad ditional information on ITU V 90 support and other Multi Tech products User Guide 97 Models MT5600ZDX amp ZDXV 98
75. the same as the data received on the remote monitor Computer or Terminal Local Modem Remote Modem Computer or Terminal UUUUU UUUUU Digital Analog Analog Digital Type AT in Terminal mode hit ENTER dial remote modem establish On line mode enter escape sequence type AT amp T3 and hit ENTER Figure 4 2 Digital Loopback Test local manual When testing is complete you may end the test by typing an Escape Sequence to bring your modem into Command mode The modem should respond with an OK message If you wish to stay On line with the remote modem for normal data transmission type ATOO and hit ENTER If you wish to terminate the call type ATHO and hit ENTER to hang up Digital Loopback Test V 54 Loop 2 Remote Automatic In this test your modem must be On line with another modem set up to respond to a request for Digital Loopback note that some modems may not support Remote Loopback or may have this feature disabled The test procedure is as follows 1 2 Go into Terminal mode Type A7and hit ENTER you should get an OK message Dial the remote modem by entering the Dial command and the phone number to establish On line mode Note The amp 76command must be set on the remote modem to run this test Type the Escape Sequence which brings your modem into Command mode while still maintaining the connection with the remote modem User Guide 4 Type AT amp T6 and hit ENTER T
76. this equipment 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 of the transmission the date and time it is sent and an identification of the business or other entity or other individual sending the message and the telephone number of the sending machine or such business other entity or individual See the cover page of your fax software manual for setup details This device complies with Part 15 of the FCC rules Operation is subject to the following conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation User Guide User Guide 88312350 Revision A Models MT5600ZDX amp MT5600ZDXV This publication may not be reproduced in whole or in part without prior expressed written permission from Multi Tech Systems Inc All rights reserved Copyright 1999 by Multi Tech Systems Inc Multi Tech Systems Inc makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Multi Tech Systems Inc reserves the right to revise this publication and to make changes from time
77. tible IBM Personal Computers and provides dial up asynchronous communication capability with other personal computers terminals on line computer services or other types of computer systems Connection to the phone line and or an attached telephone device is made by RJ11 modular type connectors the PC connection is made via an RS232C V 24 serial cable receptacle and low voltage DC power is supplied to the modem through a modular power supply connection shipped with it All these connections are located on the rear of the modem Hardware installation procedures are described in Chapter 2 User Guide General features include M I Compliance with major ITU T TIA and EIA international standards to ensure compatibility with other modems Distinguishes data and fax calls The MT5600ZDXV also distinguishes voice calls using DTMF and tone detection with software packages that support these features Caller ID to identify your caller s phone number available on U S products Data I I I m mm Km nm mn m mm mu m mm n Supports V 90 and K56flex for data transmission speeds up to 56Kbps while maintaining compatibility with lower speed modems Note the V 90 and K56flex standards asymmetrically transfers data client do
78. to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes Revision Date Description A 8 30 99 Joint manual for ZDX amp ZDXV issued at Revision A MultiModemZDX Multi Tech and the Multi Tech logo are trademarks of Multi Tech Systems Inc K56flex is a registered trademark of Rockwell and Lucent Technologies Corp Rockwell Semiconductor Systems Inc 1997 All Rights Reserved Reproduced by Permis sion All brand and product names mentioned in this publication are trademarks or registered trademarks of their respective companies Multi Tech Systems Inc 2205 Woodale Drive Mounds View Minnesota 55112 U S A 612 785 3500 or 800 328 9717 U S FAX 612 785 9874 Technical Support 800 972 2439 BBS 612 785 3702 or 800 392 2432 Internet Address http www multitech com Technical Writer jeff multitech com Models MT5600ZDX amp ZDXV Contents Chapter 1 Introduction enccionacosoniaiciacion inicios 8 Product DescCriptiOR cmoroiciooiccniacinconinsicicc nci s 8 What Is in Your Modem Package 00 10 Chapter 2 Installation 14 COMPU ana abo 14 Serial Cable cnica i 14 Telephone Line scssccsscssssssccssssscesscessssssesscees 15 Safety WATKINS ion 15 Communications Software sssesereeeeseeees 15 Assemble the Modem eeresenessonssonsssonsonnnonne 15 Installation Process eersssnnssonsssonssonnsnonnsnnnnnnne 16 Soun
79. ty telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections them selves but should contact the appropriate electric inspection authority or electrician as appropriate 89 Models MTS600ZDX amp ZDXV 90 International Modem Restrictions Some dialing and answering defaults and restrictions may vary for international modems Changing settings may cause a modem to become non compliant with national telecom requirements in specific countries Also note that some software packages may have features or lack restrictions that may cause the modem to become non compliant 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 Advice should be obtained from a competent engineer before such a connection is made This apparatus has been approved for the use of the following facilities e Auto calling e Loop disconnect and MF dialing e Phone number storage and retrieval by a predetermined code e Operation in the absence of proceed indication e Automatic storag
80. umber for payment if the modem is out of warranty The standard repair charge for this modem is 95 This price is valid at the time of this publication but could change in the future Check with your technical support specialist e if possible note the name of the technical support specialist with whom you spoke 73 Models MT5600ZDX amp ZDXV 74 If you need to inquire about the status of the returned product be prepared to provide the serial number of the product sent see Recording Modem Information above Send modems to this address MULTI TECH SYSTEMS INC 2205 WOODALE DRIVE MOUNDS VIEW MINNESOTA 55112 ATTN SERVICE OR REPAIRS About Ordering Accessories SupplyNet Inc can supply you with replacement transformers cables and connectors for select Multi Tech products You can place an order with SupplyNet via mail phone fax or the Internet at Phone Fax Email Internet SupplyNet Inc 614 Corporate Way Valley Cottage NY 10989 800 826 0279 914 267 2420 info thesupplynet com http www thesupplynet com SupplyNet Online Ordering Instructions 1 Browse to http www thesupplynet com In the Browse by Manufacturer drop down list select Multi Tech and click To order type in quantity and click ETCEN CI Click REE UC to change your order After you have selected all of your items click gd to finalize the order The SupplyNet site uses Verisign s Secure Socket Layer SSL technology to ensure
81. umber may be busy in which case you should try again later or it may indicate that you have failed to add a 9 prefix to the phone number if you must dial 9 for an outside line If you must dial 9 to get an outside line the easiest way to dial it automatically is to include it in the modems dial prefix e g ATDT9 Note the comma which inserts a pause before the number is dialed By inserting 9 into the dial prefix you do not have to include it in each directory entry To change the dial prefix in your communications package select Setup Modem then select the modem type you are using and type the new prefix in the Dial Prefix box To change the dial prefix in Windows Terminal select Settings Modem Commands To change it in Windows 95 HyperTerminal select Ca Connect from the menu bar click Dialing Properties and type 9 in the local and long distance boxes in How I Dial from This Location If the modem reports VO ANSWER the other system has failed to go off hook or you might have dialed a wrong number Check the number If the modem reports VO CARRIER the phone was answered at the other end but no connection was made You might have dialed a wrong number and a person answered instead of a computer or you might have dialed the correct number but the other computer or software was turned off or faulty Check the number and try again or try calling another system to make sure your modem is working Also try calling the number
82. will only occur if the microphones are too close to each other Make sure speakers are amplified with power source being either a battery or AC outlet 4 Place the microphone and speakers far enough apart from each other to eliminate feedback Plug the connector of both microphones into the MIC IN jack of both the SoundCard and the ZDXV 19 Models MT5600ZDX amp ZDXV 20 LED Indicators The modem has ten LED indicators to report its status such as verifying proper installation and line activity such as monitoring the status of a connection Z Multi on Multi Tech IX 56K Data Fax Modem Systems 000666000066 Figure 2 4 Modem Front Panel Transmit Data The TD LED flashes when data is being transmitted on for a space off for a mark Signals on this circuit are generated by the terminal and transferred to the transmitter of the modem The transmitting terminal should hold this line in the marking state when no data is being transmitted including intervals between characters or words The TRANSMIT TD LED indicates the status of this circuit Receive Data The RD LED flashes when data is being received on for a space off for a mark Data signals received from the remote modem are presented on this line The RECEIVE RD LED indicates the status of this signal Carrier Detect This LED lights when a valid carrier signal from another modem is detected User Guide V 90 or K56flex This LED is lit wh
83. wnloads at speeds up to 56K bps client uploads at speeds up to 33 6K bps Supports the enhanced ITU T V 34 standard with data transmission speeds to 33 6K bps while also maintaining compatibility with lower speed modems Supports V 90 and K56flex speeds plus 33 6K 31 2K 28 8K 26 4K 24K 21 6K 19 2K 16 8K 14 4K 12K 9 6K 7 2K 4 8K 2 4K 1 2K and 0 300 bps Automatic fallback to slower speeds in noisy line conditions and fall forward to faster speeds as conditions improve line quality monitoring ITU V 42 LAP M and MNP Class 3 and 4 error correction ITU V 42bis 4 to 1 and MNP 5 2 to 1 data compression MNP10 and MNP10EC Enhanced Cellular Performance error correc tion H 324 compliant videophone ready Automatic disabling of compression when transferring already com pressed files Autodial redial pulse rotary and touch tone dial Dial tone and busy signal detection for reliable call progress detection Distinctive ring support to route voice data or fax calls on a single phone line Plug and Play PnP serial support FlashROM upgradable Compatibility with the standard AT command set used by most commu nication programs a ax Supports V 17 Class 1 and Class 2 Group 3 fax communication standards allowing it to communicate with other fax modems as well as with fax machines Sends and receives faxes from your computer at 14 400 bps 9600 bps 7200 bps 4800 bps 2400 bps or 300 bps
84. x for nearly all commands issued in terminal mode AT stands for attention and alerts the modem that a command follows You may enter these commands with either upper or lower case characters Entering AT 22 User Guide automatically sets the modem s serial baud rate to match your computer s and also sets the modem s parity It also clears the modem s command buffer Once you re in terminal mode enter AT followed by lt CR gt to check whether your modem is operational If everything s fine your modem will respond OK Simple Operations You can dial by using the ATD command and the phone number of the modem with which you wish to connect e g ATD6127853500 Your modem will dial the number A scrambling noise is heard as the modem negotiates the kind of connection it can make Once the modems have settled on a common connection a connect message on your computer s video is displayed To hang up a call enter ATHO lt CR gt Your modem will return on hook just as if you had returned a phone s handset to its cradle Your video now displays OK signifying that your modem is ready for your next command Software Configuration Communications software must be configured to work with the modem your computer and the remote system itis calling Fortunately most communications programs make the process easy by providing a default initialization string to your modem as well as defaults for most of the other required parameter
85. z 3 amp 2 prong outlet mounted transformer 240V 50Hz optional international Power Consumption 5 Watts Dimensions 14 8 x 10 8 x 2 9 cm L x W x D 5 6 x 4 25 x 1 15 inches L x W x D Weight 8 oz 224 grams Limited Warranty 10 years in the U S A U K Canada and Mexico 5 years elsewhere Appendix Regulatory Information Models MTS600ZDX amp ZDXV 86 Appendix B Regulatory Information FCC Regulations for Telephone Line Interconnection Pp 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 registration number and ringer equivalence number REN If requested this information must be provided to the telephone company 2 As indicated below the suitable jack Universal Service Order Code connecting arrangement for this equipment is shown If applicable the facility interface codes FIC and service order codes SOC are shown An FCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wiring using a compatible modular jack which is Part 68 compliant See installation instructions for details 3 The ringer equivalence number REN is used to determine the quantity of devices which may be connected to the telephone line Excessive REN s on the telephone
86. z Space for Transmit Answer 1270 Hz Mark 1070 Hz Space for Receive Answer Carrier Frequencies 980 Hz Mark 1180 Hz Space for v 21 Transmit Originate 1650 Hz Mark 1850 Hz Space for Transmit Answer 1650 Hz Mark 1850 Hz Space for Receive Originate 980 Hz Mark 1180 Hz Space for Receive Answer V 23 390 Hz Mark 450 Hz Space for Transmit Originate 1300 Hz Mark 2100 Hz Space for Transmit Answer 1300 Hz Mark 2100 Hz Space for Receive Originate 390 Hz Mark 450 Hz Space for Receive Answer Carrier Frequencies Fax V 21 CH2 Transmit Originate 1650 Hz Mark 1850 Hz Space Half Duplex Transmit Answer 1650 Hz Mark 1850 Hz Space V 27ter Originate Answer 1800 Hz V 29 QAM Originate Answer 1800 Hz V 17 TCM Originate Answer 1800 Hz Transmit Level 10 dBm dial up Frequency Stability 0 01 Receiver Sensitivity 43 dBm under worst case conditions AGC Dynamic Range 43 dB Interface EIA RS232C CCITT V 24 Connectors DB25 RS232C connector Two RJ11 modular phone jack for line for telephone set and power jack Diagnostics Power on Self Test Local Analog Loop Local Digital Loop Remote Digital Loop Indicators LEDs for Send Data Receive Data Carrier Detect various speed indicators Off Hook Terminal Ready Error Correction Fax Controls Power ON OFF Switch Speaker 2 inch cone with software or command controlled volume Operating 0 to 50 C 32 to 120 F Temperature Power Requirement 115 Volts AC 60 H

Multitech V.90/K56FLEX MT5600ZDX User's Manual

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