SPARTAN X Manufacturer: Irem Year: 1984 Solder Side Parts Side GND | V | 22| GND +5V | U | 21| +5V +5V | T | 20| +5V Coin A | S | 19| Test Switch 1P Down | R | 18| 1P Up 2P Down | Q | 17| 2P Up N/U | P | 16| Blue Green | O | 15| Red 2P Punch | N | 14| 1P Punch Speaker + | M | 13| Speaker - +12V | L | 12| +12V +12V | K | 11| +12V Csync | J | 10| Coin B Coin Meter B | I | 9 | N/U 1P Start | H | 8 | 2P Start 2P Kick | G | 7 | 1P Kick 2P Right | F | 6 | 1P Right 2P Left | E | 5 | 1P Left N/U | D | 4 | Coin Meter B N/U | C | 3 | N/U GND | B | 2 | GND GND | A | 1 | GND