You can make a difference in the Apple Support Community!
When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
Make sound when pushing power button but screen stays dark
iMac, OS X 10.10
Then your iMac has hardware, LCD or LCD drive IC or back light, related issue.
You'd better contact Apple support or make Genius Bar reservation.
https://support.apple.com/en-us/HT201232
https://www.apple.com/retail/geniusbar/
Tried all info from apple still black screen. i can hear the motor running
Mac will not start
