Mirroring problem Mac book pro 2008 15inch

Discussion in 'MacBook Pro' started by TheVizibles, Feb 13, 2015.

  1. TheVizibles macrumors newbie

    Feb 13, 2015
    I have been vjing for a long time no problem and suddenly, when I check in preferences the screen option for output is not responding, Im not allowed to mirror my computer so that outputs to a projector. Have updated to josomite, still problem persists.

    Any ideas why? ...........solutions helpful.
  2. yjchua95 macrumors 604

    Apr 23, 2011
    GVA, KUL, MEL (current), ZQN
    Might be the 8600GT GPU that's on its way out.

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