Use iMac 27'' late 2009 like a screen with AppleTv 2nd or 3rd generation

Discussion in 'Apple TV and Home Theater' started by xenistis, Dec 24, 2012.

  1. macrumors newbie

    Joined:
    Oct 1, 2009
    #1
    How can I use an iMac 27'' late 2009 like a screen with Apple TV? I have an macally mini display port to hdmi adaptor, an hdmi cord, apple Tv 2nd or 3rd generation. I restart with target display mode from system preferences but I can't see the AppleTV. SOS! Can anybody help me?
     

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