MacLife is the ultimate magazine about all things Apple. Itas authoritative, ahead of the curve and endlessly entertaining. MacLife provides unique content that helps readers use their Macs, iPhones, iPods, and their related hardware and software in every facet of their personal and professional lives.You may also opt to bring it to an Apple Store or a local Mac repair shop to have it checked out before you try this. (Just be aware that ... the Mac starts up. If youa#39;re running OS 10.4 or later go to \Applications\Utilities\Disk Utility, select your hardanbsp;...