Circuit diagramA.Power plug B.Light switch C.Sensor 1 D.Sensor 2E.Sensor 3 F.Sensor 4 G.Sensor 5 H.Air outletI.Heater 1 J.Heater 2 K.Fuse L.LighM.Freezer fan motor N.Refrigerator fan motorO.Overload protector P.Compressor Q.PTCR.Operating capacitor S.Display screen T.Power panelU. Switch 2HRF-356/396U