KING OF BOXER (RING KING)

  SOLDER                PARTS
 --------              -------
  1  GND                A  GND
  2  GND                B  GND
  3  DEFENSE 1          C  DEFENSE 2
  4  SPEAKER            D  SPEAKER
  5  +12V               E  +12V
  6  -5V                F  -5V
  7  UPPER 1            H  UPPER 2
  8  +5V                J  +5V
  9  +5V                K  +5V
 10  UP 1               L  UP 2
 11  DOWN 1             M  DOWN 2
 12  START 2            N  SERVICE
 13  START 1            P  COIN 1
 14  RIGHT 1            R  STRAIGHT 1
 15  LEFT 1             S  RED
 16  BLUE               T  RIGHT 2
 17  GREEN              U  LEFT 2
 18  SYNC               V  STRAIGHT 2