Apple 23" Cinema HD - lights blinking short-long-short

Posted:
in Current Mac Hardware edited January 2014
My Apple 23" display shows no picture and the power light is blinking short-long-short.



Is there anything I can do to fix this????

Comments

  • Reply 1 of 1
    addaboxaddabox Posts: 12,665member
    Quote:
    Originally Posted by O-Mac View Post


    My Apple 23" display shows no picture and the power light is blinking short-long-short.



    Is there anything I can do to fix this????



    According to this Apple support document, short-long-short indicates a problem with the power supply. The article suggests you make sure you're using the right power adapter; if you already know you are, I would try another (correct) power adapter, in case the problem is limited to that. If you're near an Apple store, you could bring it down and try the swap out there. If the adapter's OK, it's likely that the power supply in the monitor itself has a problem and will need repair.
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