1942 pinouts from gopstein@bms.com (Rich Gopstein)
| Solder Side | Parts Side | ||
|---|---|---|---|
| GND | A | 1 | GND |
| +5 | B | 2 | +5 |
| +12 | C | 3 | +12 |
| GND | D | 4 | GND |
| Speaker - | E | 5 | Speaker - |
| Speaker + | F | 6 | Speaker + |
| Coin Counter - | H | 7 | Coin Counter + |
| key | J | 8 | key |
| Shoot 1 | K | 9 | Up 1 |
| Down 1 | L | 10 | Left 1 |
| Right 1 | M | 11 | GND 1 |
| Shoot 2 | N | 12 | Up 2 |
| Down 2 | P | 13 | Left 2 |
| Right 2 | R | 14 | GND 2 |
| 2 Player start | S | 15 | GND |
| 1 Player start | T | 16 | GND |
| Coin Switch | U | 17 | GND |
| Service Switch | V | 18 | GND |
| unused | W | 19 | Loop 1 |
| unused | X | 20 | Loop 2 |
| unused | Y | 21 | Vid GND |
| Sync | Z | 22 | Red |
| Green | a | 23 | Blue |
| unused | b | 24 | unused |
| unused | c | 25 | unused |
| unused | d | 26 | unused |
| +5 | e | 27 | * |
| GND | f | 28 | GND |