Windows 7 - User's Guide

   
    .
   
 
   
          .
.        :
   
  
    )   .(
.     
  :
   
  
    )
   .(
      
              :
              
 .         .

 Start ) < (Settings) .(
    
  :
Start)  < (Control Panel)   < (Power Options)  .(
:   Windows     Power Meter)   ( 
      Adjust screen brightness)   (  
     Screen brightness)   (    .
    