Manuale d’uso / di manutenzione del prodotto MT5600BL del fabbricante Multi-Tech Systems
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Model MT5600BA Model MT5600BL Data/Fax Modem User Guide.
ii MultiModemII User Guide Models MT5600BA and MT5600BL P/N 88302601 Revision B (7/9/99) ©1999 by Multi-Tech Systems, Inc. All rights reserved. This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-Tech Systems, Inc.
iii FCC Part 15 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 in a residential installation.
MultiModemII User Guide iv Chapter 1: Introduction Introduction ................................................................................................................... .......... 2 Product Description ......................................
Contents v Status ........................................................................................................................ 26 Basic Options ...............................................................................................
MultiModemII User Guide vi Appendix A: Regulatory Compliance FCC Part 68 Telecom ............................................................................................................ 84 Fax Branding Statement ...................................
Contents vii Appendix G: ASCII Character Map ......................................................................................... 106 Index ..........................................................................................................
MultiModemII User Guide viii.
1 Introduction.
MultiModemII User Guide 2 Introduction Congratulations on your purchase of the MultiModemII modem. You have acquired one of the finest intelligent data/fax modems available today from one of the world ’ s oldest modem manufacturers: Multitech Systems, Inc.
1 Introduction 3 Data • Supports K56flex TM and ITU-T V.90 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. Note: Under the 56K bps standards, you can asymmetrically download data from an ISP at speeds up to 53K bps, but upload only at speeds up to 33.
MultiModemII User Guide 4 What Is in Y our Modem Package? Your modem package has several components. Make sure you have them all before trying to operate your modem.
2 Quick Start.
MultiModemII User Guide 6 Introduction We know you are eager to get your MultiModemII up and running, so we ’ ll show you step-by-step how to set it up, check it out, and make your first calls.
2 Quick Start 7 Step 1: Connect the Modem to Y our System Turn off your computer. Placing the modem in a convenient location, connect it to your com puter ’ s serial port, to the telephone line, to your leased line, to AC power, and, optionally, to your telephone.
MultiModemII User Guide 8 T wo-Wire Leased Line Connection MT5600BA: Plug one end of a two-wire phone cable into the modem ’ s LINE jack, and connect the other end to a leased line wall jack or terminals.
2 Quick Start 9 Step 2: Install the Modem in Windows If you are using Windows 95, Windows 98, Windows NT 4.0, or Windows 2000, you must install the modem in the operating s ys t em . (If you are using another operat- ing system, such as DOS or Windows 3.
MultiModemII User Guide 10 5. The next time you dial a HyperTerminal connection, it will select your new modem and ask you to confirm the selection. Step 3: Install and Configure Y our Software Your Multi-Tech modem is controlled by communication software installed on your computer.
2 Quick Start 11 To see what UART your serial port uses if you have Windows 3.1x, in Program Manager select File | Run , type MSD , and press E NTER . Select COM Ports to see the UART type. If you have Windows 95 or 98, select Start | Settings | Control Panel , and double-click on the Modems icon.
MultiModemII User Guide 12 12 . Press E NTER until the main menu appears. From the main menu you have access t o two areas: the File Menu and News. For help with menu commands, type ? . 13. In the Main Menu, type F and press E NTER to access the File Menu, then type D and press E NTER to download.
2 Quick Start 13 13. Press E NTER twice more. 14. Type Z and press E NTER to select the Zmodem transfer protocol. 15. The download begins automatically. As the file is copied to the HyperTerminal folder, a dialog box reports on the progress of the download.
MultiModemII User Guide 14 12. To log off the BBS, press E NTER , type G for “ good-bye, ” and then press E NTER twice again. Step 5: Send a Fax To test your modem ’ s fax capabilities, send the completed registration file that you downloaded in “ Step 4: Call the Multi-Tech BBS ” to Multi-Tech or to a fax machine in your office.
2 Quick Start 15 4. Select Start | Programs | Accessories | Fax | Compose new fax . 5. The Compose New Fax wizard appears. Click Next . 6. If you are sending the registration form to your own fax machine or to another fax modem in your office, type the destination name and phone number in the To and Fax # boxes.
MultiModemII User Guide 16.
3 Using the Front Panel.
MultiModemII User Guide 18 Introduction Like any modem, your Multi-Tech modem operates only under the control of a communication program, such as the Trio DataFax program included with the modem. It also operates under other general-purpose data communication pro- grams, such as Windows Terminal and HyperTerminal.
3 Using the Front Panel 19 Terminal Ready. The TR indicator lights when a communication program is using the modem. It means the modem is ready for an outgoing or incoming call. It goes off when the communication program disconnects the serial port. When it goes off, a connected modem will disconnect.
MultiModemII User Guide 20 Trunks Limbs Branches Twigs Menu Overview.
3 Using the Front Panel 21 Status Trunk The Status Trunk shows the current operating status of the modem. Limb changes are automatic, but certain options can be accessed by pressing the à button. Note that when the modem is online, pressing the à button shows the connect status, in- cluding the data speed, connection type, and compression type.
MultiModemII User Guide 22 Basic Options Trunk Use the Basic Options Trunk to configure the modem ’ s basic operating conditions. When entering a number, use the á ß and â buttons to scroll through a list of digits and characters. To go to the next position, press the à button.
3 Using the Front Panel 23 Advanced Options Trunk Use the Advanced Options Trunk to configure RS-232, dial backup, and callback se- curity options. When entering a number or password, use the á ß and â buttons to select a character or digit. To go to the next position, press the à button.
MultiModemII User Guide 24 Remote Configuration Options Trunk Use the Remote Configuration Options Trunk to enable or disable remote configura- tion on the modem, and to change the password. When entering the password, use the á ß and â buttons to scroll through the alphabet.
3 Using the Front Panel 25 Phone Number Memory Options Trunk The MultiModemII can store up to four telephone numbers for speed dialing. Use the Phone Number Memory Options Trunk to store, list, and dial these numbers. When entering a number, use the á ß and â buttons to scroll through the available digits and dialing commands.
MultiModemII User Guide 26 Menu Options This section describes important LCD screens and options. Many, but by no means all, of the options have AT command equivalents. Status Status screens display the current status of the modem. Though limb changes are automatic, certain options can be selected by pressing the à button.
3 Using the Front Panel 27 Basic Options The following screens are used to configure the modem ’ s basic operating conditions. ONLINE OPTIONS. The following screens are used to configure the online opera- tion of the modem: LINE TYPE OPTIONS.
MultiModemII User Guide 28 COMMAND MODE OPTIONS. The following screens are used to configure result code responses. ENABLE/DISABLE RESPONSE. Use the à and Enter buttons to enable or disable the sending of result codes to the computer. Same as the Q0 and Q1 commands.
3 Using the Front Panel 29 DIALBACKUP/LL OPTIONS. The following screens are used to configure dial backup for four-wire leased line operation. For more information, see Chapter 7, “ Leased Line Operation. ” DIAL BACKUP NUMBER. Use to enter a dial backup number.
MultiModemII User Guide 30 Diagnostic Options Use the following screens to turn loopback tests on and off. For information about how to apply these tests, see Appendix C, “ Loopback Tests. ” ANALOG LOOPBACK. Press the à and Enter buttons to start the analog loopback test.
4 A T Commands, S-Registers & Result Codes.
MultiModemII User Guide 32 Introduction AT commands are used to control the operation of your modem. They are so called because each command must be preceded by the characters AT to get the AT tention of the modem. AT commands can be issued only when the modem is in command mode or online command mode.
4 AT Commands, S-Registers, and Result Codes 33 A T Commands Command: AT Attention Code Values: n/a Description: The attention code precedes all command lines except A/ and the escape sequence. Command: E NTER Key Values: n/a Description: Press the E NTER or R ETURN key to execute most commands.
MultiModemII User Guide 34 silence before processing the next part of the command. If silence is not detected within the time set in register S7 , the modem returns a NO ANSWER or BUSY code. ^ Toggle data calling tone on or off. Applies only to current dialing attempt.
4 AT Commands, S-Registers, and Result Codes 35 Command: L n Monitor Speaker Volume Values: n = 0, 1, 2, or 3 Default: 1 Description: L0 Select low volume. L1 Select low volume. L2 Select medium volume. L3 Select high volume. Command: M n Monitor Speaker Mode Values: n = 0, 1, 2, or 3 Default: 1 Description: M0 Speaker is always off.
MultiModemII User Guide 36 Command: S r Select Register Values: r = S-register number Default: None Description: Selects register S r as the last register accessed. E.g., S0 . The command AT? can then be used to read the register, and the command AT= n can then be used to set the register to value n .
4 AT Commands, S-Registers, and Result Codes 37 Command: X n Result Code Selection Values: n = 0 – 4 Default: 4 Description: This command selects which subset of the result messages will be used by the modem to inform the computer of the results of commands.
MultiModemII User Guide 38 Command: &D n Data Terminal Ready (DTR) Control Values: n = 0, 1, 2, or 3 Default: 2 Description: This command interprets the high to low transition of the DTR signal sent by the computer according to the supplied param- eter.
4 AT Commands, S-Registers, and Result Codes 39 Command: &G n V.22bis Guard Tone Control Values: n = 0, 1, or 2 Default: 0 (North America), 2 (elsewhere) Description: &G0 Disables guard tone. &G1 Sets guard tone to 550 Hz. &G2 Sets guard tone to 1800 Hz.
MultiModemII User Guide 40 Command: &Q n Sync/Async Mode Values: n = 0 – 3, 5, 6 Default: 5 Description: Th is command is an extension of the & M command, and is used to control which connection modes are permitted. It is used in conjunction with S36 and S48 .
4 AT Commands, S-Registers, and Result Codes 41 &T4 Enables acknowledgment for remote digital loopback request. &T5 Ignores acknowledgment for remote digital loopback request. &T6 Requests a remote digital loopback, V.54 Loop 2, without self- test.
MultiModemII User Guide 42 &X2 Selects slave receive timing. The modem derives the transmit clock signal from the incoming carrier and applies it to the TXCLK output at the serial interface Command: &Y n Select Profile for Hard Reset Values: n = 0 or 1 Default: None Description: &Y0 Select profile 0 to be loaded on power-up.
4 AT Commands, S-Registers, and Result Codes 43 Command: %Q Line Signal Quality Values: None Default: None Description: %Q Reports line signal quality (DAA-dependent) as a three-digit number. Returns the higher order byte of the EQM value. Based on the EQM value, retrain or fallback/fall forward may be initiated if enabled by %E1 or %E2 .
MultiModemII User Guide 44 Data mode. The modem receives the break from the remote modem during a non-error-corrected connection: K0 Clear data buffers and send break to the computer. K1 Same as K0 . K2 Send break immediately to the computer. K3 Same as K2 .
4 AT Commands, S-Registers, and Result Codes 45 Command: +MS= Modulation Selection Values: See description. Default: See description. Description: This extended-format command selects modulation and, .
MultiModemII User Guide 46 <mod> 0 1 2 3 9 10 11 12 2 56 3 64 69 Modulation V. 2 1 V. 2 2 V .22bis V. 2 3 V. 3 2 V .32bis V. 3 4 V. 9 0 K56flex Bell 103 Bell212 Possible rates (bps) 1 300 1200 2.
4 AT Commands, S-Registers, and Result Codes 47 Command: -SDR= n Distinctive Ring Control Values: 0 – 7 Default: 0 Description: This command enables or disables detection and reporting of distinctive ring. One, two, or three distinctive ring types can be simultaneously enabled depending upon the value of n .
MultiModemII User Guide 48 Command : #CID= n Caller ID Values: n = 0, 1, or 2 Default: 0 Description: Enables or disables Caller ID recognition and reporting. #CID=0 Disables Caller ID. #CID=1 Enables formatted Caller ID reporting of ICLID SDM (Single Data Message) and MDM (Multiple Data Message) packets.
4 AT Commands, S-Registers, and Result Codes 49 S-Registers Certain modem values, or parameters, are stored in memory locations called S- registers. Use the S command to read or alter the contents of S-registers (see previ- ous section).
MultiModemII User Guide 50 S13 decimal 0, 1 – 127 42 (*) Sets the ASCII code for the remote configu- ration escape character. ATS13=0&W dis- ables remote configuration. S15 minutes 10 – 255 30 Sets the length of time the modem waits after making a dial-up connection before it checks the lease line for restoral.
4 AT Commands, S-Registers, and Result Codes 51 S36 decimal 0 – 7 7 LAPM Failure Control. Specifies the fall- back action to take in the event of an LAPM negotiation failure. These fallback options are initiated immediately upon connection if S48 is set to 128.
MultiModemII User Guide 52 attempt to deliver data in the buffer until the connection is lost or the data is delivered. S46 decimal 136, 138 138 Enables or disables data compression: 136 Error correction without compression. 138 Error correction with compression.
4 AT Commands, S-Registers, and Result Codes 53 Result Codes In command mode your modem can send the following responses, called result codes , to your computer.
MultiModemII User Guide 54 62 CONNECT 24000 Connected at 24000 bps 63 CONNECT 26400 Connected at 26400 bps 64 CONNECT 28800 Connected at 28800 bps 66 COMPRESSION CLASS 5 Connected with MNP Class 5 data compression 67 COMPRESSION V.42 bis Connected with V.
4 AT Commands, S-Registers, and Result Codes 55 185 CONNECT 37333 Connected at 37333 bps (V.90 mode) 185 CARRIER 37333 37333 bps data carrier detected (V.90 mode) 186 CONNECT 38667 Connected at 38667 bps (V.90 mode) 186 CARRIER 38667 38667 bps data carrier detected (V.
MultiModemII User Guide 56.
5 Remote Configuration.
MultiModemII User Guide 58 Introduction Remote configuration is a network management tool that allows you to configure modems anywhere in your network from one location. With password-protected remote configuration, you can issue AT commands to a remote MultiModemII mo- dem for maintenance or troubleshooting as if you were on-site.
5 Remote Configuration 59 3. To change the password, press á ß or â to select the first character of the pass- word, and then press à to go to the next character. Repeat until you have entered the entire password. 4. To cancel the new password, press à until the password is erased.
MultiModemII User Guide 60.
6 Callback Security.
MultiModemII User Guide 62 Introduction This chapter describes how to use callback security with your modem. Callback security protects your network from unauthorized access and helps control long distance costs. When callback security is enabled, all callers are requested to enter a password.
6 Callback Security 63 Front Panel Method 1. Turn on the modem. 2. Starting at the STATUS screen, press the following buttons on the front panel to turn callback security on and off: • To turn on callback security, press â , â , à , â , â , à , à to display the CALLBACK ON? option, and then press the Enter button to select the option.
MultiModemII User Guide 64 7. Press the Enter button again to go to the PASSWORD SETUP screen. 8. Press à , à to go to the ENTER PASSWORD #2? screen. 9. Repeat steps 3 – 7 to enter the next password. 10. Repeat as many times as necessary, up to memory location 30, until all pass- words have been entered.
6 Callback Security 65 10. Repeat as many times as necessary, up to memory location 30, until all numbers have been entered. Warning: There is no way to review an entry to confirm that it has been entered cor- rectly.
MultiModemII User Guide 66 Command: #CBP y = x Store Callback Password Values: y = 01 – 30 x = password (6 – 10 characters) Defaults: None Description: Stores callback security password x in memory location y . The password must have 6 to 10 characters.
6 Callback Security 67 Callback Assignments Location Password Phone number 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30.
MultiModemII User Guide 68.
7 Leased Line Operation.
MultiModemII User Guide 70 Introduction This chapter describes how to use the MultiModemII modem on a leased line. A leased line is a private, permanent, telephone connection between two points. Unlike normal dialup connections, a leased line is always active.
7 Leased Line Operation 71 line. If the remote modem has not yet been configured for leased line operation, you may turn off the local modem until the remote one is ready. Four-Wire Setup 1. For four-wire leased line operation, connect one of the provided four-wire cables to the LEASED j ack on the back of the M T5600BL modem.
MultiModemII User Guide 72 Dial Backup and Leased Line Restoral For four-wire leased line operation, the MT5600BL modem has dial backup, in which the modem is connected to a standard dial-up line as well as to the leased line.
7 Leased Line Operation 73 9. Press the á ß or â button several times to select the first digit in the number. 10. Press the à button to go to the next digit in the number. 11. Repeat steps 9 and 10 until you have entered a value between 10 and 255, and then press the Enter button to store it.
MultiModemII User Guide 74.
8 Solving Problems.
MultiModemII User Guide 76 Introduction Your modem was thoroughly tested at the factory before it was shipped. If you are unable to make a successful connection, or if you experience data loss or garbled characters during your connection, it is possible that the modem is defective.
8 Solving Problems 77 The Modem Does Not Respond to Commands Make sure the modem is plugged in and turned on. (See “ None of the Indicators Light. ” ) Make sure you are issuing the modem commands from data communication software, either manually in terminal mode or automatically by configuring the software.
MultiModemII User Guide 78 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.
8 Solving Problems 79 behind a corporate phone system (PBX) with an internal dial tone that sounds different from the normal dial tone. In that case, the modem might not recognize the dial tone and might treat it as an error.
MultiModemII User Guide 80 Check for loose connections between the modem and the computer, the tele- phone jack, and AC power. You might have had a poor connection because of line conditions or the problem might have originated on the other end of the line.
8 Solving Problems 81 Data Is Being Lost If you are using data compression and a high speed serial port, set the serial port baud rate to four times the data rate.
MultiModemII User Guide 82 Fax and Data Software Can’t Run at the Same T ime Communication devices can be accessed by only one application at a time. Under DOS or Windows 3.1x, you can run either your fax software or your datacomm software, but not both at the same time, unless you have a special c ommunication device management application.
Appendixes.
MultiModemII User Guide 84 Appendix A: Regulatory Compliance FCC Part 68 T elecom 1. This equipment complies with part 68 of the Federal Communications Commis- sion Rules. On the outside surface of this equipment is a label that contains, among other information, the FCC registration number.
A Regulatory Compliance 85 Manufacturer: Multi-Tech Systems, Inc. Trade Name MultiModemII Model Number: MT5600BA or MT5600BL FCC Registration No: AU7USA-33378-M5-E Ringer Equivalence No: 0.1A Modular Jack (USOC): RJ11C or RJ11W (single line) Service Center in USA: Multi-Tech Systems, Inc.
MultiModemII User Guide 86 Canadian Limitations Notice Notice: The ringer equivalence number (REN) assigned to each terminal device pro- vides an indication of the maximum number of terminals allowed to be connected to a telephone interface.
A Regulatory Compliance 87 EMC, Safety , and T erminal Directive Compliance The CE mark is affixed to this product to confirm compliance with the following European Community Directives: • Council D.
MultiModemII User Guide 88 Appendix B: T echnical Specifications Your MultiModemII modem meets the following specifications: Trade Name MultiModemII ™ Model Number MT5600BA and MT5600BL Server-to-Client K56flex or V.90 speeds when accessing a K56flex or V.
B Technical Specifications 89 Data Modulation FSK at 300 bps, PSK at 1200 bps, QAM at 2400, 4800, and 9600 bps (non-trellis), QAM with trellis-coded modulation (TCM) at 9600, 12,000, 14,400, 16,800, 19,200, 21,600, 24,000, 26,400, 28,800, 31,200, 33,600, and 56,000 bps Fax Modulation V.
MultiModemII User Guide 90 Receiver Sensitivity -43 dBm under worst-case conditions AGC Dynamic Range 43 dB Interface TIA/EIA RS-232C/ITU-T V.24/V.28 Connectors DB25F RS-232C connector; two RJ-11 phon.
C Loopback Tests 91 Appendix C: Loopback T ests Introduction Each time you turn on your modem, it performs an automatic self-test to ensure proper operation. Your modem also has three diagnostic tests: local analog loop- back, remote digital loopback, and local digital loopback.
MultiModemII User Guide 92 3. Type AT&T1 and press E NTER . This places your modem in analog loopback mode in the originate mode. A CONNECT message should appear on your dis- play. The modem is now out of command mode and in a pseudo-online mode. 4.
C Loopback Tests 93 3. Dial the remote modem and establish your online connection. 4. Type the escape sequence +++AT and press E NTER to bring your modem into online command mode.
MultiModemII User Guide 94 2. Dial the remote modem and establish your online connection. 3. Type the escape sequence +++AT and press E NTER to bring your modem into online command mode. 4. Type AT&T3 and press E NTER . Once you receive an OK message from your mo- dem (if responses are enabled), your modem is placed in digital loopback mode.
C Loopback Tests 95 6. Enter data from your keyboard. Typing multiple uppercase U characters is a good way to send an alternating test pattern of binary ones and zeroes. Data re- ceived by the remote modem enters its analog receiver, is converted to digital data, is reconverted into analog, and then is transmitted back to your modem.
MultiModemII User Guide 96 Appendix D: W arranty , Service, and T echnical Support Limited W arranty Multi-Tech Systems, Inc. (MTS) warrants that this product will be free from defects in material or .
D Warranty, Service, and Technical Support 97 T echnical Support Multi-Tech Systems 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, please call 800 972-2439 (USA and Canada) or 612 785-3500 (international and local).
MultiModemII User Guide 98 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 begins automatically. If you select another protocol, you might have to initiate the transfer yourself.
D Warranty, Service, and Technical Support 99 Ordering Modem Accessories SupplyNet, Inc., can supply you with replacement transformers, cables and connec- tors for select Multi-Tech products. You can place an order with SupplyNet via mail, phone, fax or the Internet at the following addresses: Mail: SupplyNet, Inc.
MultiModemII User Guide 100 Appendix E: Upgrading the Modem Introduction Your modem is controlled by semi-permanent software, called firmware , that is stored in flash memory. Firmware is nonvolatile; that is, it remains stored in memo- ry when the modem is turned off.
E Upgrading the Modem 101 Step 2: Identify the Current Firmware V ersion Identify the current version of the firmware at the Multi-Tech Web site or BBS. If your modem already has the current firmware, there is no need to update it. Multi-T ech Web Site 1.
MultiModemII User Guide 102 Step 3: Download the Upgrade File Multi-T ech Web Site 1. If you are not already at the Firmware page of the Multi-Tech Web site, follow the procedure in “ Step 2: Identify the Current Firmware. ” 2. Click on the upgrade file name for your modem, and save the file to a temporary location on your hard disk.
E Upgrading the Modem 103 Step 6: Upgrade the Modem ’ s Firmware Before you begin the following procedure, read the README.TXT file extracted from the upgrade archive file. Note the file name for the boot code (e.g., 2MBPFL11.S37) and the file name for the new firmware (e.
MultiModemII User Guide 104 Appendix F: Cable Pinouts RS-232 Pinouts 20 DTR 22 RI 8C D 7 GND 6 DSR 5 CTS 4 RTS 3R D 2T D DTE DB-25 connector DCE DB-25 connector DTR 20 RI 22 CD 8 GND 7 DSR 6 CTS 5 RTS 4 RD 3 TD 2 Figure F-1. 25-pin to 25-pin RS-232 cable.
F Cable Pinouts 105 67 8 34 5 12 SG, RxD+ RxD- TxD- HSKi (CTS) HSKo (RTS) 20 DTR 22 RI 8C D 7 GND 6 DSR 5 CTS 4 RTS 3R D 2T D DTE Mini-DIN 8-pin connector DCE DB-25 connector Figure F-3. Macintosh cable. Leased Line Pinouts RJ-1 1 Modular Plug T o T erminal Block Screws 2345 2 3 4 5 Red (Tip) Green (Ring) Figure F-4.
MultiModemII User Guide 106 Appendix G: ASCII Character Map Ctrl Code Hex D ec Code Hex Dec Code Hex De c Code Hex De c @ N UL 00 0 S P 20 32 @ 40 64 ` 60 96 A S OH 01 1 ! 21 33 A 41 65 a 61 97 B S TX.
Index.
MultiModemII User Guide 108 A abort timer 49 adding the modem to W indows 9 advanced menu options 28 – 30 Advanced Options T runk 23 analog loopback test 30, 91 – 92 Answer command 33 ASCII charac.
Index 109 DTE rate 10 DTR (Data T erminal Ready) A T command 10, 38 menu options 23, 28 operating mode 39 timeout (S25) 50 DTR dialing 22, 42 E Echo Command Mode Characters command 34 ENTER key 33 err.
MultiModemII User Guide 110 Single Line Connect Message command 44 sleep mode timer (S24) 50 software, communications 10 solving problems 76 – 82 Speaker Mode command 35 specifications, technical 88.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Multi-Tech Systems MT5600BL è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Multi-Tech Systems MT5600BL - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Multi-Tech Systems MT5600BL imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Multi-Tech Systems MT5600BL ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Multi-Tech Systems MT5600BL, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Multi-Tech Systems MT5600BL.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Multi-Tech Systems MT5600BL. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Multi-Tech Systems MT5600BL insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
