While you wait for answers, we may have found some information which could help you.
Click here for Remote Control Problemshow do i get my older phillips magnavox tv out of shut down mode?
Magnavox 19md357b/37 TV?
magnavox tv?
Magnavox tv stuck in feature demo mode, won't turn off?
TV Repair?
Need a list of adjustments that can be made from convergence board?