Multi-Tech Systems MT2834BLR Upgrading the MT2834BR, Using FlashPro to Upgrade Modem Firmware

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Chapter 6 - Warranty and Service

•check or purchase order number for payment if the modem is out of warranty. (Check with your technical support specialist for current charges.)

•if possible, note the name of the technical support specialist with whom you spoke.

If you need to inquire about the status of the returned product, be prepared to provide the serial number of the product sent (see Section 6.3.1).

Send modems to this address:

MULTI-TECH SYSTEMS, INC.

2205 WOODALE DRIVE

MOUNDS VIEW, MINNESOTA 55112 ATTN: SERVICE OR REPAIRS

6.4Upgrading the MT2834BR

The MT2834BR has a Flash PROM which contains firmware code for the hardware and DSP code for the digital signal processor chips. At various times, Multi-Tech may add enhancements and/or fixes to the firmware. The flash technology used in the MT2834BR lets you load these upgrades into the PROM or DSP chips through the modem's serial port.

6.4.1Using FlashPro to Upgrade Modem Firmware

1.Download FLASHPRO.ZIP and a new .HEX file from the Multi- Tech BBS.

2.Unzip the FLASHPRO.ZIP file. Place this unzipped file and the

.HEX file in the same directory.

3.Run FlashPro by typing FLASHPRO, a space, -M and hitting ENTER at the DOS prompt.

4.Highlight the "Configure" option in the MAIN MENU and hit ENTER. Highlight "Active Port" and select the COM port to which you have your modem attached. Highlight "Baud Rate"

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Contents User Guide Revision Date Description Contents AT Commands and S-Register Summary Introduction Introduction FeaturesHow to Use This Manual Installation Telephone Line PreliminariesCard Cage Serial CableInstallation PC Board Controls Switch Function Position Effect DIP-Switch SettingsAnswer/Originate Originate call Async/Sync/Leased Line Dip Switch Settings #13 Position Effect OOS Busy Out Toggle Switch2 MI/MIC Option Jumper Out of Service/Test JumperDial-Up and Leased Lines Modem LED Indicators On-Line Diagnostics Installation Serial Port Limitations How Can You Identify Your Uart Type? MSD Uart Identification, Screen Configuring Software for Your Modem Configuring Your SoftwareAT &F X4 S0=0 M PC Initialization StringsMEW Modem Initialization Setup Macintosh Initialization Changing Default ParametersMEW Configuration Parameters Screen Configuring Software for Your ComputerTerminal Emulation Configuring Software for the Remote SystemFile Transfer Protocols When to Disable Data CompressionAT &F S0=0 X4 &E14 M Disabling Error CorrectionModem Commands Modem AT Commands Commands = 0, 1, 2 or DP0 #F2 Command Values Default = speed Q0 selects Result Codes displayed Reads value of S-Register r and displays value = 4 or Tone Command Break Atcr Values Default Description Callback Security CommandsCallback password with xxxxxx being callback password Remote Configuration Procedures Remote ConfigurationPassword Commands 4 V.25bis CommandsCSPs Escape Code Character RegistersLine Feed Character S10 Carrier Loss Disconnect Delay Time S25 DTR Dropout Time S36 Time Between DTR Inactive and Modem Off-Hook Result CodesTerse Verbose No Dial Tone Busy No Answer AT Commands and S-Register Summary Modem Testing Uuuu Local Analog Loopback Test/V.54 LoopDigital Loopback Test/V.54 Loop 2 Local/Manual Digital Loopback Test local / manual Digital Loopback Test remote / automatic Digital Loopback Test/V.54 Loop 2 Remote/AutomaticLocal Analog Loopback Test Syncronous Mode Local Analog Loopback Test Synchronous ModeDigital Loopback Test Local / manual Syncronous Digital Loopback Test Local/Manual Synchronous ModeDigital Loopack Test remote / automatic Syncronous Digital Loopback Test Remote/Automatic Synchronous ModeWarranty and Service Limited Warranty Tech Support ServiceRecording Modem Information Upgrading the MT2834BR Using FlashPro to Upgrade Modem FirmwareSafety Warnings Internet Babt Requirements Compliance with Babt Requirements European Low Voltage Directive Compliance with BS6789 .1 and Part Compliance with BS6328 Part Appendices Appendix a Appendix a Canadian Limitations Notice Data Rates modem Appendix B Technical SpecificationsFlow Control 2400 & 1200 bps Frequency Stability Index Index Index Index MNP SCC XON/XOFF S000316