production model that was given the "7000" model number. The  entire top of the player opens instead of just a small "lid" portion  and the disc area has a clear window so you can see the disc  spinning. For the final player release (model 8000), the lid was  shrunk to only the disc area and the transparent window was  eliminated. The player used in the film could not play CLV Extended  Play discs as the the CLV format had not yet been finalized. The  single