The front "membrane" switch pad on the TV is faulty with one of the switches constantly operating thus producing your problem.
Ideally it needs to be replaced but spares will now be a problem, it can be disconnected to restore operation by the remote only.
Paul Brown
February 2010
Automatic Answer
While you wait for answers, we may have found some information which could help you.
howtomendit.com for free repair help, information and advice.
