I have a 27in Montgomery ward Signature 2000 Stereo TV and i bought it new, the tv has been sitting in another bedroom for years, bearly been used until i currently plugged in the wall because we ordered direct tv, but before the tech came i plugged it in the wall and heard a "puff" noise in the back of the tv and then a buzzing noise in the back, came on and the numbers and text on the screen is scrambling. what happened? barely new and cannot use the tv, please help me out and tell me what's wrong. thx u.

Televison & Video - Montgomery Ward