My mac probook goes blank switches itself off then won`t come back on.Works fine for a while then shut down and won`t come on .this happen before took to the genius bar it worked when they turn it on.anyone having this problem,they found no problem .would love a solution please
You are experiencing RSS (random shutdown syndrome). This seems to often be due to overheating but there are other factors. Read this article http://support.apple.com/kb/HT1237 and see if a firmware update is available for your laptop. This will often cure your very issue.
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