Patent ID: 8462022

Claim:
A control unit for a domestic appliance comprising a cooktop, said control unit for installation behind a cover of the domestic appliance, said control unit comprising: at least one sensor element for generating an actuation-dependent sensor signal; at least one luminous source associated with the sensor element; at least one light guide associated with the luminous source for changing the direction of the light emitted by the light guide with respect to the light entered by the light guide; and a circuit board, on which the luminous source, the light guide and the sensor element are arranged, wherein the luminous source is arranged on a side of the circuit board which faces away from the cover, the light guide is arranged at least in part in an aperture opening of the circuit board and the light guide has a conductive, substantially flat surface on a side facing the cover, with the sensor element formed at least in part by the conductive surface.