This Video Game Pinout Data Sheet Was Typed In By James R. Twine. EMail: jtwine@jtwine.com -> JAMMA Standard Connector <- Name Of Game: N/A Notes: Not all games will use all pins, and some kits may have extra connectors for more/different controls! i.e. Street Fighter II and Ikari Warriors. Solder Side | Parts Side GND | A | 1 | GND GND | B | 2 | GND +5 | C | 3 | +5 +5 | D | 4 | +5 -5 | E | 5 | -5 +12 | F | 6 | +12 - KEY - | H | 7 | - KEY - Coin Counter # 2 | J | 8 | Coin Counter # 1 Lock Out Coil # 2 | K | 9 | Lock Out Coin # 2 Speaker (-) | L | 10| Speaker (+) | M | 11| Video Green | N | 12| Video Red Video Sync | P | 13| Video Blue Service Switch | R | 14| Video GND Tilt Switch | S | 15| Test Switch Coin Switch # 2 | T | 16| Coin Switch # 1 2P Start | U | 17| 1P Start 2P Up | V | 18| 1P Up 2P Down | W | 19| 1P Down 2P Left | X | 20| 1P Left 2P Right | Y | 21| 1P Right 2P Button 1 | Z | 22| 1P Button 1 2P Button 2 | a | 23| 1P Button 2 2P Button 3 | b | 24| 1P Button 3 | c | 25| | d | 26| GND | e | 27| GND GND | f | 28| GND