Til angivelse af alarmsystemets tilstand (tilkoblet/frakoblet, indstillingsperiode, alarm aktiveret) tillades montering af anordninger til optisk angivelse i og uden for passagerkabinen. ###>To provide information on the status of the AS (set, unset, alarm setting period, alarm has been activated), the installation of optical displays is allowed inside and outside the passenger compartment.