Riso Kagaku Corporation

Tomohiro Ogawa

Kaoru Kimura

Sigeyuki Chuugun

An image forming system includes a mounting portion in which an expendable provided with a memory in which distinguishment information representing whether the expendable is compatible is stored is removably installed. The distinguishment information stored in the memory of the expendable installed in the mounting portion is read out, and operation of a predetermined object is controlled on the basis of a control information according to the distinguishment information when the distinguishment information read out represents that the expendable is compatible. A control information input mechanism for inputting control information of the object when the distinguishment information read out represents that the expendable is incompatible is further provided and the operation of the object is controlled on the basis of the control information input by the control information input mechanism when the distinguishment information read out from the memory of the expendable represents that the expendable is incompatible.

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Amimachi, Japan

Tomohiro Ogawa