iMac only booting black screen after attempting to install Windows 7

Discussion in 'Mac Basics and Help' started by twentyoneclocks, Nov 20, 2009.

  1. twentyoneclocks macrumors newbie

    Joined:
    Nov 20, 2009
    #1
    Hi, what can I do about his to boot back into OS X again. Holding down buttons (eg option) will not do anything. Please help. Thanks
     
  2. BlueRevolution macrumors 603

    BlueRevolution

    Joined:
    Jul 26, 2004
    Location:
    Montreal, QC
    #2
    Did you install Windows 7 onto the right partition?
     

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