M macfearless macrumors regular Original poster Jan 15, 2008 174 2 Dec 21, 2009 #1 Everytime I wake my 20inch Alum. iMac, the desktop flashes for a second then the screen goes black for a couple seconds and then the desktop appears again and operates normally. Is there a reason why this is happening everytime I wake it up?
Everytime I wake my 20inch Alum. iMac, the desktop flashes for a second then the screen goes black for a couple seconds and then the desktop appears again and operates normally. Is there a reason why this is happening everytime I wake it up?
M macfearless macrumors regular Original poster Jan 15, 2008 174 2 Dec 22, 2009 #2 really? no one has any sort of clue?