lcd42inch tv in bangalore, india. i purchased this tv in dubai,u.a.e. in 2009. i am getting the picture freezed when i on the tv and sound is normal. after keeping the tv on for about 1 or 2 hours or if i make some slight chnage in position of the tv i am getting the picture but even some time the display is normal or after some time it again gets freezed,. here in bangalore, india there is no grundig service center. so i want to know what is the problem and how it can be solved. email smvrkp@gmail.com