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Computer will not turn on past startup screen

My Macbook Pro (15-inch late 2011) needed a force quit when accessing a document. The force quit would not work so I pressed the power button to restart. Now the screen is white with the Apple logo that turns to a circle with a line through it. Thoughts?

Mac Pro, Mac OS X (10.7.5)

Posted on Sep 17, 2013 8:22 PM

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Computer will not turn on past startup screen

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