Illumination system for a passenger cabin lighting

Light module 100, light module support 200 and lighting system for an aircraft 1 that allow intelligent lighting and at the same time a slight reconfiguration of a cabin lighting. The light module 100 provides information about its properties that while a controller 300 determines a position of the light module 100 on a light module support 200 and on the basis of the determined position and the characteristics of the optical module 100, the light module via a bus system 250 of the light module carrier 200 according to a desired lighting established.