Windows 7 - Manual

    :
 Start ) (< Control Panel )  (< Hardware and Sound ) (  
Sound ) (    .
:   Control Panel ) (       

   Category ).(
 
                 
            .
              
 .
:             .
    .
        HP Support Assistant.
     VGA )      
) (  (
:   VGA          VGA  
  .
           VGA    
       VGA  .
١.   VGA        VGA      .
٢.  fn+f4       :
  :       .
:             .
 
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