Patent ID: 8768185

Claim:
An image formation device for use with a consumable removably loaded therein, the consumable including a non-volatile consumable memory, the image formation device comprising: a non-volatile device memory; an abnormality detection unit detecting an abnormality pertaining to the consumable; a detection registration unit registering abnormality detection data into the consumable memory and into the device memory when the abnormality pertains to the consumable and no relevant abnormality data are registered in either of the consumable memory and the device memory, the abnormality detection data representing the detected abnormality; a confirmation registration unit registering abnormality confirmation data after the consumable has been exchanged and new abnormality detection data pertaining to a new abnormality detected by the abnormality detection unit are registered in only one of the consumable memory and the device memory, the abnormality confirmation data replacing the new abnormality detection data in the appropriate one of the consumable memory and the device memory; and a confirmation notification unit making a notification of abnormality confirmation when the abnormality confirmation data are registered by the confirmation registration unit.