Hello my brother give me this bartop arcade before is leave for another country . this is a project that has not finished . the frame is in steel thats a custom frame i guest . the thing i really dont sure is the cable all the wire go to a power supply box ( the screen, pandora box, led, Speaker .ect ) my brother say maybe need a better power supply box ... after i look inside i wasn't sure if the setup is correct or safe . Please help. Thank!