Law enforcement officials tell us Simpson's fellow inmates at the Nevada prison will have TV time when the parole hearing begins. While they can watch whatever they want ... we're told prison officials expect Simpson's hearing to be in high demand.

No popcorn or snacks will be served. It's still prison, after all.

One law enforcement source told us, while interest is high in what happens to O.J. -- they do expect some inmates to pass because it's a sunny day. Good time to hit the yard.