There is a circuit inside the player which will be tough for owners to find. A good electronics engineer will find the OSD chip and then 'lift' the pin that is it's output. Poof, no more OSD displays.
PS. I offer this without regard to safety, warranty and skill levels of all parties.
I have a basic inexpensive apex dvd player which I use with my projector for dvd movies. I want the remote functions not to appear on the screen such as "Play". How do I accomplish this?