In areas of high noise levels or where amplified sound is employed, such as bars, nightclubs, dance clubs, occupancies with stages, raised platforms and ballrooms or any other similar areas of high noise levels, a device shall be installed in the power supply of the noise producing or amplifying equipment to interrupt all power to the equipment when any fire alarm device is activated. (Prior code §§ 9.28.1222, 15.11.1103)