Special Features:

Area a, "pa"; area b, "adf-1"; area c, "vor"; area d, "dme-1"; area e, "bcn"; area f, "adf-2"; area g, "vor-2"; area h, "dme-2"; panel-edgelighted, interphon (c-2323a/aic)

Properties:

An item composed of a coated transparent or partly transparent/partly opaque materiels, engraved with letters, words and/or symbols, designed to allow light to be transmitted through the engraving(s) for indicating purposes. It may have an electrical lighting circuit either on a removable printed circuit board or embedded within the panel. The circuit may have removable or nonremovable electroluminescent and/or incandescent lamps for lighting. Dials and/or switches may be included. Excludes display, optelectronic. See also indicator (as modified), and light (1), indicator