Hattrick Hero 93, Taito Pinout = JAMMA ---------------------------------------- 3P.Connector 4P.Connector --------------------------------------------------- 1 Coin 3 1 Coin 4 2 3P.Start 2 4P.Start 3 3P.Left 3 4P.Left 4 3P.Right 4 4P.Right 5 3P.Up 5 4P.Up 6 3P.Down 6 4P.Down 7 3P.Attack 7 4P.Attack 8 3P.Jump 8 4P.Jump 9 3P.Magic 9 4P.Magic 10 10 11 Service 11 12 Counter 3 12 Counter 4 13 Lockout 3 13 Lockout 4 14 GND 14 GND 15 GND 15 GND M2 Connector S Connector -------------------------------------------- 1 Red 1 Speaker + (L) 2 Green 2 Speaker - (R) 3 Blue 3 GND 4 Sync 4 GND 5 GND The potentiometer on the PCB is not for controlling the sound volume. As this potentiometer is preset at the factory, don't touch it carelessly. For setting the adjustements push the test button.