Pinout: A4 Game: Speak & Rescue PCB Pinout Parts Side/Solder Side ------------------------------------------------------------- + 5 Volts | 1 | A | -5 Volts ------------------------------------------------------------- + 5 Volt | 2 | B | -5 Volts ------------------------------------------------------------- 2P Right | 3 | C | 1P Right ------------------------------------------------------------- 2P Left | 4 | D | 1P Left ------------------------------------------------------------- | 5 | E | ------------------------------------------------------------- | 6 | F | ------------------------------------------------------------- 2P Fire | 7 | H | 1P Fire ------------------------------------------------------------- | 8 | J | ------------------------------------------------------------- 2P Start | 9 | K | Coin 2 ------------------------------------------------------------- 1P Start | 10 | L | Coin 1 ------------------------------------------------------------- | 11 | M | ------------------------------------------------------------- TV Red | 12 | N | ------------------------------------------------------------- TV Green | 13 | P | ------------------------------------------------------------- TV Blue | 14 | R | ------------------------------------------------------------- TV Sync | 15 | S | Speaker - ------------------------------------------------------------- Ground | 16 | T | Speaker + ------------------------------------------------------------- Ground | 17 | U | +12 Volts ------------------------------------------------------------- Ground | 18 | V | +12 Volts -------------------------------------------------------------