JVC AV-48WP74 48" Rear Projection HDTV-Ready Television "hd front audio module" Questions

...HD-Ready Projection TV. When I turn it on all it does is thump like a heart beat. Any ideas on the problem? Also what should i expect to pay for to have someone look at it? havent had time to check ...

...front of the TV. This should align things pretty close. Then minor adjust in customer convergence adjust. Do this first in Normal or Wide size mode, then HD mode. If Flash focus will not complete the ...