An exposure device includes plural light-emitting elements, a light amount detection unit, a controller, plural holding units and a connection unit. The first chamber is capable of being isolated from an outside atmosphere. 5 is formed on the surface of an organic insulating film on a substrate. The database also associates with the Dial entity at least one set of biasing weights that, when applied, determines a probability of each instance of the Dial entity having particular ones of the plurality of different possible input values. A cell voltage status is determined when each of the signals and one of doping areas of the second selected transistors are connected to each of the comparators. The data destruction by the method of destroying the metal reflective layer of CD media employs microwave action on the CD media.