System for recognizing interchangeable articles

摘要

A system for recognizing a detachable article attached to an apparatus, and judging whether the article as mounted in position is genuine. The article can be identified by the predetermined device, whereas the apparatus includes a detector for detecting the device. The apparatus is driven according to a result obtained by the detector. The system of the present invention is particularly suited for a toner bottle, PC unit and so on attached to a copier, printer or other image-forming apparatus.