Originally Posted by
cm367700
i have range issues in my L4 i run on carpet have a gt7,m8,and ep's in it. what could be the problem
http://www.spektrumrc.com/Articles/HobbyWire.aspx
In this link under Simple Fix for Module "Shut Down" Issue you may find the answer to your problem. The original Spektrum rx's were experinceing static electricity issues. Hope this fixes your problem.