In various embodiments, a lighting system may comprise at least one connection element and at least one luminous band having at least one band-shaped unit circuit board, whereby the unit circuit board is equipped with at least two semiconductor light sources, and has at least one contact area arranged between at least two semiconductor light sources, whereby the contact area is configured so it can be severed and the contact area and the connection element are configured such that after severing of the contact area the connection element can be applied onto the contact area and at least one circuit can be closed on the unit circuit board by applying the connection element onto the contact area.