ReaDyToRooL

Bought futaba 3pl , 3 months ago , it was ok and working fine , didn't used it and stored it after 3 months i toke it out put it on my Hpi baja 5b , connect the rx with the bat , now the problem is that when i turn both tx and rx on , they bind and yellow light turns on , but no response on any inputs , some time they bind works fine and suddenly same thing no response and servos stuck on the position of last input , ( yellow light remains on ) then trun it off then back on , some time twice , happening quite often . ,what seems 2 be the issue ?
HELPME GUYS ,
JUST FOUNDOUTTHATEVENTHESLIGHTESTIMPACT or movement causing the issue

[youtube]http://www.youtube.com/watch?v=bbpiGWqPzg0&feature=youtu.be[/youtube]