Please read the Semtech (formerly Sierra Wireless) Warranty Policy before continuing:
https://csm.sierrawireless.com/docs/WarrantyPolicy.htm

• Please apply the latest fixes and firmware updates prior to making an RMA request.
• No partial shipments accepted.
• For a No-Fault-Found (NFF) returned unit, the returner will be charged for return shipping and a diagnostic fee.
• Please do not return units that have been exposed to hazardous materials or harmful foreign substances.