A shadow across the top of my tv

Connie New member Username: Sweetikins72 Post Number: 1 Registered: Aug-14	Posted on Friday, August 29, 2014 - 14:19 GMT I have a 70 inch Mitsubishi TV and there looks to be a shadow across the top of the screen that comes down about 6 or so inches .. how do i fix it?
Connie New member Username: Sweetikins72 Post Number: 2 Registered: Aug-14	Posted on Saturday, August 30, 2014 - 15:36 GMT any ideas at all?