No Sound on Start up?

Discussion in 'OS X Mountain Lion (10.8)' started by Eddyala, Jan 7, 2013.

  1. macrumors newbie

    Joined:
    Jul 11, 2012
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    I live in the greatest city in the world-N.Y.C.
    #1
    I'm hoping someone can help me with this problem...OK.,I have an imac 21.5 and everytime I start my mac I have no sound until I plug my headphones into the back HP plug then I get my sound back.Does that sound weird or what? I thought it did and thats why I need some help in figuring it out, so please, if anyone can help me figure out why I have no sound when i start up, only to get it back on after I plug my headphones into the back headphones plug,Please tell me? Thank you.:confused:
     

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