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Help! My IMac screen will not display. I have t...

My iMac will not display a screen. When I turn it on I can hear it powering but screen is black. I have tried turning off and on, powering it up, everything to no avail. It Ia going on three weeks without my being able to use it! Help!

Work thru the steps, at > If your Mac won't turn on - Apple Support

If your Mac still won't start up after you've tried each of these steps, visit an Apple Store or Apple Authorized Service Provider for further diagnosis.

最後更新：2017-09-15 08:35:45

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