Patent ID: 8582157

Claim:
An image forming apparatus configured to form an image on a recording sheet, comprising: a main body configured to receive a consumable unit accommodating a consumable used for image formation, the consumable unit including a first wireless tag that stores information; a reader disposed in the main body and configured to read information of the first wireless tag, the reader including a reading surface; and a moving mechanism configured to move the reader disposed in the main body between a first position where the reading surface of the reader faces outside the main body and a second position where the reading surface of the reader faces inside the main body, wherein, when the moving mechanism moves the reader disposed in the main body to the first position, the reader has a first reading range extending from the reading surface toward outside of the main body, where the reader is configured to read information of a second wireless tag when the second wireless tag is located in the first reading range, and wherein, when the moving mechanism moves the reader disposed in the main body to the second position, the reader has a second reading range extending from the reading surface toward inside of the main body, where the reader reads the information of the first wireless tag of the consumable unit received in the main body.