hi everyone so i needed help id my game .a member helped me with that along with other questions but then i was left hanging well anyway,my question is there is to locks on the mpu board do they have to be locked for the mpu to work .like the power supply on it ? also is the key a common one i can buy.i did a bench test board didnt fire i ordered another power supply same thing so this is the only thing i think im missing.thanks everyone.p.s im also going to need this button in picture 2 if anyone has one for sale.