| Parts Side | Solder Side | ||
| GND | A | 1 | GND |
| +5V | B | 2 | +5V |
| +12V | C | 3 | +22V (unreg) |
| key-key-key | key | key | key-key-key |
| -5V | D | 4 | -22V (unreg) |
| E | 5 | Center Coin Counter |
|
| Left Coin Counter |
F | 6 | Right Coin Counter |
| Led #4 (nc) | H | 7 | Led #3 (nc) |
| Start-1 LED | J | 8 | Start-2 LED |
| Watch Dog Disable |
K | 9 | 2-Fire |
| 2-Start | L | 10 | 1-Fire |
| 1-Start | M | 11 | 2-Tball HCLK2 |
| 1-Tball HCLK1 |
N | 12 | 2-Tball VCLK2 |
| 1-Tball VCLK1 |
P | 13 | Self Test |
| Left Coin | R | 14 | Right Coin |
| Slam/Tilt | S | 15 | Cabinet GND=Upright |
| Center Coin | T | 16 | 2-Tball HDIR2 |
| 1-Tball HDIR1 |
U | 17 | 2-Tball VDIR2 |
| Reset (nc) | V | 18 | 1-Tball VDIR1 |
| -22V (unreg) | W | 19 | -5V |
| +22V (unreg) | X | 20 | +12V |
| +5V | Y | 21 | +Sense (+5V) |
| GND | Z | 22 | -Sense (GND) |
| Parts Side | Solder Side | ||
| A | 1 | (Note 1) Audio 2 | |
| B | 2 | (Note 1) Audio 1 | |
| C | 3 | ||
| key-key-key | key | key | key-key-key |
| D | 4 | 1-Joy Up | |
| 1-Joy Left | E | 5 | 1-Joy Right |
| 1-Joy Down | F | 6 | 2-Joy Left |
| 2-Joy Up | H | 7 | 2-Joy Right |
| 2-Joy Down | J | 8 | Green |
| Red | K | 9 | Blue |
| GND | L | 10 | V.Sync |
| H.Sync | M | 11 | Video Out (Black/White) |
| GND | N | 12 | C.Sync |
Note 1: Requires use of external amplifier.