Sorry I don't have an answer but mine does the EXACT same thing! It's really bugging me, I can't find an answer anywhere.
If your screen goes black whenever you load a downloaded game on your Xbox 360, but you can still open the Xbox menu, the problem is likely with the game itself. Try uninstalling and redownloading the title.
If your laptop has a black screen but the cursors still there and ctrl plus alt plus dlt works there may be a few issues. This could be a screen issue and bad LCD, loose or disconnected cable, or the backlight can be malfunctioning.
The biggest monster in Runescape is currently the Queen Black Dragon. She is so large that the game screen will be zoomed out whenever you enter her lair.
Reduce the screen brightness and don't play much games or videos. Lock it whenever possible, including when listening to music as you will still be able to listen to it, your screen is just black.
How can you see the answer? YOUR SCREEN IS BLACK!
Ghosts
Ghosts can take a variety of forms, including appearing black.
Black pens are typically dark in color, appearing as a deep shade of black.
You have a power button on your monitor or your screen and if you press it only the screen goes black.
Whenever - The Black Eyed Peas song - was created on 2010-11-26.
black
If you get a black screen after installing mods, then it is a compatibility or incorrect install problem. If you get a black screen normally, force an update and this will probably fix it.