XPower FT-68W Owner's Manual page 16

If you are instructed to return the unit for service or replacement, please:
(1) Request a RMA (Return-Merchandise-Authorization) number.
(2) Use the original or an equivalent packaging, prepay shipping charges at your own
expense to the address provided by XPOWER, with the RMA number on the shipping
label or the packaging.
(3) Include all the original parts and components.
XPOWER will inspect, assess and advise the repairs needed and applicable cost, if any.
For products under warranty, we will pay to ship the repaired or replaced product(s) to
you if you use an address within the Contiguous United States. Otherwise, we will ship
the product(s) to you at your own expense.
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