I have with me a Onkyo TX-SR507 tv and I am a very proud owner of it because this is my first home theatre receiver. But sometimes the receiver loses the connection when I am playing a movie from pc. My pc is connected via hdmi cable with the receiver.i have searched about the problem on goole but I could not not get a answer so I decided to ask you guys if any of you have dealt with this problem pls help me out .