While you wait for answers, we may have found some information which could help you.
Click here for Light Troubleshooting Light
phillips 42ta648bx led tv solarized screen?
tv(philips 47 pfl 7606)?
Take Child lock off a Philips TV?
Why it goes on and off many times?
How do I get my TV to start up normally wihout being forced to retune?
how can i fix this problem?