Support - US Robotics USR3520 User Manual

Support

1. Be prepared to provide model and serial numbers.
Product
Courier Modemulator & 3G M2M Cellular Gateway 3520
Upgraded Product
USRobotics Courier M2M 3G Cellular Gateway
USRobotics Courier Modemulator Expansion Card
The USR3520 has two serial numbers, the base unit serial number and the Modemulator expansion
card serial number. A USR3510 that was upgraded to a USR3520 also has two serial numbers, the
base unit serial number and the Modemulator expansion card serial number.
 The base unit serial number is on the side of the package, bottom of the unit, and is shown
on the Modemulator I7 screen on the line labeled Cellular S/N.
 The Modemulator expansion card serial number is shown on the Modemulator I7 screen on
the line labeled Modemulator S/N. If the Modemulator is not responding to the I7 command,
remove power from the unit and uninstall the Modemulator expansion card to find the
Modemulator expansion card serial number on the expansion card label.
2. Visit the Support section of the USRobotics Web site at
Many of the most common issues that users experience have been addressed in the FAQ and
Troubleshooting Web pages for the USR3520. The Support Web pages also contain information on
the latest firmware, application software, and documentation updates.
3. Submit a technical support question to the USRobotics Technical Support Department using an
online form:
Country
United States & Canada
Austria
Belgium (Flemish)
Belgium (French)
Czech Republic
Modemulator User Guide
Webmail
http://www.usr.com/emailsupport
www.usr.com/emailsupport/de
www.usr.com/emailsupport/nl
www.usr.com/emailsupport/be
www.usr.com/emailsupport/cz
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Model Number
Model Number
3510
3516-EMU
www.usr.com/support/3520