LG Studioworks 900B 19" CRT Monitor "nvidia goes black white" Questions

...goes away. I have tried changing pcs and it does not work. It looks like the contrast setting but I have changed that and it still dont have a crisp look i am running an nvidia 650 video card and ...

goes away. I haven't noticed a pattern (i.e happening when certain programs are open), it just happens at random times. Is there something I'm missing? I believe it could be the monitor drivers, since