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When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
I unplugged my computer. I have plugged back in but it will not come on. No lights nothing.
Try pressing and holding the button for 30 seconds and wait 10 seconds before starting as normal.
Try pressing and holding the button for 30 seconds and wait 10 seconds before starting as normal.
Check to make sure the power cord is still plugged firmly into the back of the iMac.
Check/Reset/Replace your surge protector, if you are using one.
Test the iMac in a different wall outlet.
unplugged computer now i can not get power back to unit.
