Connections on radio-cassette
| Connections on radio-cassette | 
| Connector A | 
| 
       
        
         Pin
        
       
        | 
      
       
        
         Function
        
       
        | 
     
| 
       
        1
       
        | 
      
       
        Bus +
       
        | 
     
| 
       
        2
       
        | 
      
       
        Telephone mute
       
        | 
     
| 
       
        3
       
        | 
      
       
        Bus -
       
        | 
     
| 
       
        4
       
        | 
      
       
        +30
       
        | 
     
| 
       
        5
       
        | 
      
       
        Power aerial
       
        | 
     
| 
       
        6
       
        | 
      
       
        Rheostat
       
        | 
     
| 
       
        7
       
        | 
      
       
        +X
       
        | 
     
| 
       
        8
       
        | 
      
       
        Ground
       
        | 
     
| Connector B | 
| 
       
        
         Pin
        
       
        | 
      
       
        
         Function
        
       
        | 
     
| 
       
        1
       
        | 
      
       
        RH rear loudspeaker +
       
        | 
     
| 
       
        2
       
        | 
      
       
        RH rear loudspeaker -
       
        | 
     
| 
       
        3
       
        | 
      
       
        RH front loudspeaker +
       
        | 
     
| 
       
        4
       
        | 
      
       
        RH front loudspeaker -
       
        | 
     
| 
       
        5
       
        | 
      
       
        LH front loudspeaker +
       
        | 
     
| 
       
        6
       
        | 
      
       
        LH front loudspeaker -
       
        | 
     
| 
       
        7
       
        | 
      
       
        LH rear loudspeaker +
       
        | 
     
| 
       
        8
       
        | 
      
       
        LH rear loudspeaker -
       
        | 
     
