System Description6H4866-02 29Loader Stepper Motor AssemblyThe Loader Stepper Motor Assembly operates the mechanism which extracts the phosphor screen from the cassetteand assists in inserting the screen into the cassette.Carriage Stepper MotorCarriage Stepper Motor WiringLoader Stepper Motor WiringJ204 on Motion BoardOrange + blue 130 Hz load/unloadRed + yellow 130 Hz load/unloadBlack + white not in use