There is a specific pin-out record on file for the ' . Irem . ' pinout class:
COMPONENT | SOLDER ---------------------+---------------------- GND | 1 | A | GND GND | 2 | B | GND | 3 | C | Coin Meter 1 | 4 | D | P1 Left | 5 | E | P2 Left P1 Right | 6 | F | P2 Right P1 Button 1 | 7 | G | P2 Button 1 P1 Start | 8 | H | P2 Start | 9 | I | Coin Meter 2 Coin B |10 | J | Video Sync +12V |11 | K | +12V +12V |12 | L | +12V Speaker - |13 | M | Speaker + P1 Button 2 |14 | N | P2 Button 2 Video Red |15 | O | Video Green Video Blue |16 | P | P2 Up |17 | Q | P2 Down P1 Up |18 | R | P1 Down Service |19 | S | Coin A +5V |20 | T | +5V +5V |21 | U | +5V GND |22 | V | GND
The following games have been tagged as having the same conversion class and may have similar pinout layouts:
NOTE: Conversion class and pin-out data is contributed by the community and although is believed to be correct (most of the time), has not been tested or verified.
Use this information at your own risk.