Pinout A9
   |  PARTS SIDE
   |  PIN 
   |  PIN
   |  SOLDER SIDE
                                | 
|  GND
    | 1 | A |  GND
                                | 
|  GND
    | 2 | B |  GND
                                | 
|  +5V
    | 3 | C |  +5V
                                | 
|  COIN METER
    | 4 | D |  COIN METER
                                | 
|  +12V
    | 5 | E |  +12V
                                | 
|  SPEAKER
    | 6 | F |  SPEAKER
                                | 
|  VIDEO SYNC
    | 7 | H |  
                                | 
|  VIDEO BLUE
    | 8 | J |  
                                | 
|  VIDEO GREEN
    | 9 | K |  COIN
                                | 
|  VIDEO RED
   | 10 | L |  
                                | 
|  1P BUTTON 2
   | 11 | M |  2P BUTTON 2
                                | 
|  1P BUTTON 1
   | 12 | N |  2P BUTTON 1
                                | 
|  1P DOWN
   | 13 | P |  2P DOWN
                                | 
|  1P UP
   | 14 | R |  2P UP
                                | 
|  1P RIGHT
   | 15 | S |  2P RIGHT
                                | 
|  1P LEFT
   | 16 | T |  2P LEFT
                                | 
|  
   | 17 | U |  
                                | 
|  1P START
   | 18 | V |  2P START
                               
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