| Parts Side | Solder Side | ||
| +12V | 1 | A | (note 1) -5V |
| Speaker | 2 | B | Speaker |
| 2-Button 1 | 3 | C | 2-Button 2 |
| 2-Right | 4 | D | 2-Left |
| 2-Start | 5 | E | 1-Start |
| 2-Up | 6 | F | 1-Button 1 |
| Service | 7 | H | 1-Button 2 |
| 1-Left | 8 | J | 1-Right |
| 2-Down | 9 | K | 1-Up |
| Coin 2 | 10 | L | Coin 1 |
| Counter 1 | 11 | M | 1-Down |
| Counter 2 | 12 | N | |
| Blue | 13 | P | Green |
| Sync | 14 | R | Red |
| 15 | S | ||
| GND | 16 | T | GND |
| GND | 17 | U | GND |
| +5V | 18 | V | +5V |
Note: 1 Not all games use -5V and in some cases it may need to be disconnected.