In case of quality problems within one year for hardware products,such as tv box ,receivers..
in rule is our duty , so you can use cheap post to send back to us ,just give us mainboard is ok if probelm from there ..
most of time is software issue, so we will guide you how to fix ..
if you don't want to send the box, we will have way take out the iptv accounts or cccam account in the box
and give you use again ..will not stop your server because hardware issue, and even will add more time for make up for your lost.
thanks