User's Manual

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Wireless Receiver
Model No.: RK504B
Maintain the Receiver
                                                
                                   
Maintain the Keyboard 
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                  
                                                                   
                 
Troubleshooting 
                           
 !                                           "                            
      #  $ % &      '                                    (       ) *           
                          + ,           !         
!                                    -                         
              
 %                                                               #      
                                            .                  /                    
  0             1                    % $ 2 " + 3     4 ! +                       
                     !                       .              /    .     
          '         /                             
                                                     
                                                  
Troubleshooting for PC connection 
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 !                                        $ % &        