I have Macbook intel core 2 duo.
problem: grey screen and black cursor.
1. power on
2.after chime the white light turns off
3.apple and loading wheel
5.grey screen and black cursor.
6.that's all. stops on 5.
i tried to reformat using Mac OS X install dvd
but same end point.
hold down option key to select the install dvd but same end point.grey screen and black cursor.(no more warranty and money for the shop)
thank you for making this site! very helpful!