Mac Pro "10.8 blank screen when wake up using DP"

Discussion in 'Mac Pro' started by Amethyst, Sep 10, 2012.

  1. Amethyst macrumors 6502

    Joined:
    Aug 8, 2006
    #1
    The problem started when i connect my Dell U2711.
    With flash 5870 displayport the system works fine .
    When my pro sleep i can't wake display up.
    (Get only blank screen). But system wake up fine
    (i can remote desktop to control my pro)

    Help me please!
     
  2. Number Curtain macrumors newbie

    Number Curtain

    Joined:
    Sep 10, 2012
    #2
    Try disabling "DDC/CI" in any of your displays that have it.
     
  3. Amethyst thread starter macrumors 6502

    Joined:
    Aug 8, 2006
    #3
    Can't solve my problem. T_T

    But i've found some interesting msg.
    when i've power on the system before display.
    My display will shown this.

    [​IMG]
     
  4. 666sheep macrumors 68040

    666sheep

    Joined:
    Dec 7, 2009
    Location:
    Poland
    #4
  5. Amethyst thread starter macrumors 6502

    Joined:
    Aug 8, 2006
    #5
    Thanks but it doesn't solves my problems. T_T
     

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