Apple said on its user-support page that iPhone 5 models manufactured owing to March 2013 may be unnatural by this come forth, in which the pin, also known as a sleep/wake mechanism, stops functioning or facility only intermittently.input your serial number on Apples page to see if youre eligible for the programif your phone has other damage ( a cracked screen), that damage will first have to be fixed at your expense.
If youre one of those holdouts running iOS6, your phone will also be upgraded to iOS 7 as part of the repair.
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source: www.techworm.net