ATEC 37 INCH LCD TV /FOR REPAIR PLEASE READ CHEAP .

Hi i have a atec 37 inch lcd tv thats in need of repair but i have now got a new tv the problem is when turned on it just scrolls through differnent colours ie black red blue white in a loop like its stuck in a colour test mode proberley an easy fix also this tv has no stand and will need to be wall mounted comes with power pack and working remote. TEXT ONLY THANK YOU