JAMMA wiring harness Adaptor Biscuit for Arcade machines
JAMMA wiring harness Adaptor Biscuit PCB for Arcade machines Used to convert older non Jamma game boards to work with arcade cabinets with a Jamma wiring harness. the Jamma adaptor biscuit has the Jamma pin function printed on the PCB (both sides) The pads are plated ENIG - Electroless Nickle/Immersion Gold The PCB is keyed for one way insertion (when socket has orientation key fitted) you will need to know your game boards pinout to correctly convert to the jamma harness.