User guide

4

      
     
  
 
     
    
 
     
    
  
    
   
    
   
   
    
  
 

    
 
   
  
   
   
  
    
   
 
 
!

S      
  
  
    
  
   
 
  
   
 
 
    
  
    

     

  
     
     
       
     
  

      
 
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 
   
    
  
S   
  
   
  
  
   
 
S     
    
   
   
 
 
S     
  
  

S     
  
    
    
   

S    
  
   

S     
    

S    
  
    

S    
   
S   
     
  
  
S   
    

S      
 
  
  
    
   
S    
   
 
   
 
S       
    

 
  
S     
    
 
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