Pleiades pinouts. PARTS SIDE | SOLDER SIDE ------------------------------------|-------------------------------------- Player 2 fire | A | 1 | Sync --------------------------------|---|---|---------------------------------- Player 2 left | B | 2 | Green --------------------------------|---|---|---------------------------------- Player 2 right | C | 3 | Blue --------------------------------|---|---|---------------------------------- Red | D | 4 | Player 1 left --------------------------------|---|---|---------------------------------- Player 1 fire | E | 5 | Player 1 right --------------------------------|---|---|---------------------------------- --- | F | 6 | Player 1 select --------------------------------|---|---|---------------------------------- --- | H | 7 | Player 2 select --------------------------------|---|---|---------------------------------- Unknown | J | 8 | Unknown --------------------------------|---|---|---------------------------------- Unknown | K | 9 | Unknown --------------------------------|---|---|---------------------------------- +5 Volts | L | 10| +5 Volts --------------------------------|---|---|---------------------------------- Coin mech (n/c) | M | 11| --- --------------------------------|---|---|---------------------------------- Coin mech (n/o) | N | 12| --- --------------------------------|---|---|---------------------------------- --- | P | 13| --- --------------------------------|---|---|---------------------------------- +12 Volts | R | 14| +12 Volts --------------------------------|---|---|---------------------------------- Speaker | S | 15| Speaker --------------------------------|---|---|---------------------------------- Ground | T | 16| Ground --------------------------------|---|---|---------------------------------- Ground | U | 17| Ground --------------------------------|---|---|---------------------------------- Ground | V | 18| Ground --------------------------------|---|---|----------------------------------