Name used in Parts list - PARTS UNIT LOW VOLTAGE 230V SPName used in Service Manual - Power source PWBПлата питанияLower voltage power source PWB - The input voltage (AC) from the AC power supply is changed and output to DC such as DC24V. It also controls the fuser heater.KYOCERA ECOSYS P2040dnKYOCERA ECOSYS P2040dwKYOCERA ECOSYS P2235dnKYOCERA ECOSYS P2235dw