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Q: 21" iMac 2010 with el capitan making buzzing sound and not starting

i have a 2010 21" iMac running EL capitan that today suddenly made a buzzing sound and it wouldn't do anything so i turned it off and i have tried to put it back on and it is still making a buzzing sound, as soon as i press the power bottom at the back it buzzes 3 times then stops and 3 buzzes stops.... on a black screen. Any advice thanks

iMac (27-inch Mid 2011), Mac OS X (10.7.5)

Posted on Apr 12, 2016 11:59 AM

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Q: 21" iMac 2010 with el capitan making buzzing sound and not starting

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