IMAGE FORMING DEVICE AND ITS CONSUMABLES, CONTROLLING DEVICE FOR IMAGE FORMING DEVICE AND IMAGE FORMING SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide an image forming device using interchangeable consumables and realizing the facilitation of the control of the consumables. SOLUTION: Identification information stored in a storage element provided in the consumable is compared with the identification information of the image forming device or department identification information set in advance. Only when they coincide with each other, image forming processing using the consumable is made valid.