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