Documented by Phil Morris


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                Solder Side |  PIN  | Component Side
    ---------------------------------------------------------
                        GND | A | 1 | GND
                        +5V | B | 2 | +5V
                       +12V | C | 3 | +12V
                  SPEAKER - | D | 4 | SPEAKER +
                            | E | 5 | 
              PLAYER 1 FIRE | F | 6 | PLAYER 1 UP
              PLAYER 1 DOWN | H | 7 | PLAYER 1 LEFT
             PLAYER 1 RIGHT | J | 8 | GND
              PLAYER 2 FIRE | K | 9 | PLAYER 2 UP
              PLAYER 2 DOWN | L | 10| PLAYER 2 LEFT
             PLAYER 2 RIGHT | M | 11| GND
             2 PLAYER START | N | 12| GND
             1 PLAYER START | P | 13| GND
                            | R | 14| GND
                            | S | 15| GND
                            | T | 16| PLAYER 1 LOOP
                       COIN | U | 17| PLAYER 2 LOOP
                            | V | 18| 
                       SYNC | W | 19| RED
                      GREEN | X | 20| BLUE
                        +5V | Y | 21| +5V
                        GND | Z | 22| GND
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Note: Speaker- and VideoGND can be connected to GND.