                              SMC PC/PC01                                      
                             (ARCNET CARD)                                     
                
        10 9 8 7 6 5 4 3 2 1     SW1    10 9 8 7 6 5 4 3 2 1                 
       +-------------------------+ ON          +----------------------------+ ON             
           *      _         _                     _ _     _ _ _ _                        
         _   _ _   _ _ _   _                       _ _              _ _                
       +-------------------------+ OFF        +-----------------------------+ OFF            
          RAM     BASE                     RAM     BASE                    
        ADDRESS   I/O                   ADDRESS    I/O                   
                                                                             
                                                                             
        PRIMARY    (DEFAULT)                 SECONDARY                  
        SET IRQ JUMPER     _ 2                SET IRQ JUMPER     _ 3               
        I/O BASE ADDRESS _ 2E0            I/O BASE ADDRESS _ 300             
        RAM MEMORY       _ D0000          RAM MEMORY       _ C0000         
        JP5  4  3  2  1                     JP5  4  3  2  1                  
          _  _  _  _  _                       _  _  _  _  _                  
          |                                      |                           
          _  _  _  _  _                       _  _  _  _  _                  
          2  3  4  5  7 IRQ                   2  3  4  5  7 IRQ              
      +------------------------------------------------------------+           
                                                                               