you may get a better answer Here
Just curious, but what would you expect a digital picture to look like?
Of course, you could be saying that you do not get any picture at all when playing a DVD on your computer.
Using the phrase "when I watch DVD's" implies that there is actually a picture.
Rephrase your question in the forum indicated above
P
How come I don't have a digital picture when I watch DVD's in my PC even though I have a Digital monitor connected to a digital video card via DVI connection?

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