Indicator led 1 turns off when I press te power button??? Why?? : r/mac
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What to do when your iMac won't turn on?
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What to do when your iMac won't turn on?
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What to do when your iMac won't turn on?
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mid-2011 imac no power--logic board? | MacRumors Forums
SOLVED: iMac won`t power on. Power button pressed = LED # 2 lights up briefly - iMac Intel 27" Retina 5k Display - iFixit
