Windows 7 - User's Guide

      Battery ) (    Windows  
         Preferences ).(
●         .      f4 .
              
               .
  f4             
    .
    
             .  Start )(
      Shut down ) (   Restart )  .( 
              ,  
  ٨١.
  ,  
             ,   
       ,     :
:            .
●      5 

 .
●       .
    
     

       .     
            .
      

            
 .          .
!              

       .       . 
                
 .               
     .         
            )IEC 60950.(
:     

       .
         .
    
            :
●    

   .
●      .
●      .
●    

   

   .
●       .
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   