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원문 게시자: Grems Flores ,

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Why doesn't it have a display and can't connect to external monitor

텍스트:

Hello,

My laptop has no display and the external monitor can't detect it. When I turn it on, I can hear the fans working though. What could be the problem?

Thank you.

기기:

MacBook Pro 13" Unibody Mid 2012

현황:

open