Exed Exes Pinouts (Manufacturer and Year unknown) SOLDER SIDE | PARTS SIDE ------------------------------------|-------------------------------------- Gnd | A | 1 | Gnd (Power Supply) --------------------------------|---|---|---------------------------------- Gnd | B | 2 | Gnd (Video) --------------------------------|---|---|---------------------------------- +5V | C | 3 | +5V --------------------------------|---|---|---------------------------------- +5V | D | 4 | +5V --------------------------------|---|---|---------------------------------- Green | E | 5 | Red --------------------------------|---|---|---------------------------------- Sync | F | 6 | Blue --------------------------------|---|---|---------------------------------- (Gnd) | H | 7 | (Gnd) --------------------------------|---|---|---------------------------------- Key | J | 8 | Key --------------------------------|---|---|---------------------------------- P2 Shot 2 | K | 9 | P1 Shot 2 --------------------------------|---|---|---------------------------------- P2 Shot 1 | L | 10| P1 Shot 1 --------------------------------|---|---|---------------------------------- P2 Up | M | 11| P1 Up --------------------------------|---|---|---------------------------------- P2 Down | N | 12| P1 Down --------------------------------|---|---|---------------------------------- P2 Left | P | 13| P1 Left --------------------------------|---|---|---------------------------------- P2 Right | R | 14| P1 Right --------------------------------|---|---|---------------------------------- (Control Panel) (Gnd) | S | 15| (Gnd) (Coin Door) --------------------------------|---|---|---------------------------------- 2P Start | T | 16| 1P Start --------------------------------|---|---|---------------------------------- Service | U | 17| Not Used --------------------------------|---|---|---------------------------------- Coin 2 | V | 18| Coin 1 --------------------------------------------------------------------------- (Gnd) | W | 19| (Gnd) --------------------------------|---|---|---------------------------------- Not Used | X | 20| Not Used --------------------------------|---|---|---------------------------------- Not Used | Y | 21| Not Used --------------------------------|---|---|---------------------------------- +12V Common | Z | 22| +12V Common --------------------------------------------------------------------------- Counter 2 | a | 23| Counter 1 --------------------------------|---|---|---------------------------------- Speaker - | b | 24| Speaker + --------------------------------------------------------------------------- +12V | c | 25| +12V --------------------------------|---|---|---------------------------------- (+12V) Gnd | d | 26| Gnd (+12V) --------------------------------|---|---|---------------------------------- Gnd | e | 27| Gnd --------------------------------|---|---|---------------------------------- Gnd | f | 28| Gnd ---------------------------------------------------------------------------