Windows 7 - User's Guide

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