Patent ID: 6212338
Filing Date: 2001-04-03
Classification: G03G

Abstract:
An image forming device, comprising a device main body to which a supplementary toner container for supplying supplementary toner is attached in a freely attachable and detachable manner, whereinthe supplementary toner container, includes container end communication means, having a memory function to store information at least on the supplementary toner container, for contactlessly communicating with main body end communication means disposed in the device main body to transmit the information, andat least a portion, of the supplementary toner container, including the container end communication means is movable from a first position where the supplementary toner container starts being attached to the device main body to a second position where the supplementary toner container is completely attached in readiness for toner refilling, and is able to carry out the communication at least somewhere between the first position and the second position,said image forming device comprising control means for deciding from a result of the communication whether or not the information on the supplementary toner container matches the device main body, and for specifying an image forming condition that varies depending on the decision whether or not the supplementary toner container is suitable.