MONSTER ZERO SOLDER | PARTS ------------------------------------------- -5V | 1 | A | +12V Sound 2 | 2 | B | Sound 1 2P.Shoot 1 | 3 | C | 2P.Left | 4 | D | 2P.Right 1P.Start | 5 | E | 2P.Start | 6 | F | 2P.Up 1P.Shoot 1 | 7 | G | Service 1P.Right | 8 | H | 1P.Left 1P.Up | 9 | I | 2P.Down Coin 1 |10 | J | 1P Down |11 | K | Coin Counter |12 | L | Green |13 | M | Blue Red |14 | N | Sync GND |15 | O | GND GND |16 | P | GND +5V |17 | Q | +5V +5V |18 | R | +5V