Why does the remote not work after the tv heats up

Why does the remote not work after the tv heats up

After the tv has been on a little while no remote will work. It seems like there is something internal to the tv that shuts down when it gets warm. When it is cold the remote works fine. What could it be?

ANSWERS:

jnbiller  possibly a bad IR board. You picked a Samsung HL56A650C1FXZA  as your device. Let us know if this is correct so we can try to narrow it down for you further.