Booting issues
I have a white screen when booting. No apple but chime heard. Then black screen, "no bootable device-- insert boot disk and press any key."' After that tried to connect to Internet and it stated an earth picture with caution sign and a message saying "apple/support" with a return line saying the code "510 0D
MacBook Pro, iOS 6.0.2, Bought Summer 2012 June release