bz <bz+ser@[EMAIL PROTECTED]
> writes:
> ms <ms@[EMAIL PROTECTED]
> wrote in news:6cl5ogF3g78caU1@[EMAIL PROTECTED]
>
> > The used movie dvd looked IMO clean, no scratches, very clean, even
> > viewed at a angle, could see nothing.
> >
> > I played it and got, I believe, an unusual problem.
> >
> > A scene in a lighted room, the lighting is bright as you would expect,
> > but a moment later, the lighting dims, then brightens again. This
> > repeated at random intervals during the viewing. The movie was "The
Man
> > in the Grey Flannel Suit", and that was not in the movie.
> >
> > I replaced it with another movie dvd, it played fine.
> >
> > I washed the problem dvd in plain water, let it air dry. Now it has
> > water spots. Haven't tried to play it again.
> >
> > What is a safe way to clean a movie dvd at home?
> >
> > And, is a dirty dvd the problem in the above results?
> >
> > ms
>
>
> A 'used' movie DVD? Could it be a bootleg DVD?
>
> Some protection schemes cause brightness variations.
> For example, if you play a DVD back and try to record it on a VCR or
play
> through a VCR, you will see the brightness cycling from dark to
viewable.
Listen to what they are saying. A DVD is a digital media. Dirt may
cause drop-outs, noise, pixellation, jumping or skipping frames or more,
or
even lock up the player. It isn't likely to produce variations in scene
brightness.
--- sam | Sci.Electronics.Repair FAQ: http://www.repairfaq.org/
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