| 摘要 |
PURPOSE:To calculate an appropriate service fee for each user by storing count data for each size in a storage means in response to identification after a user is identified and displaying data generated by calculating read-out data on a display part. CONSTITUTION:The device is provided with the display means which stores count data indicating the detecting frequency of a material to be-image-formed and fee data after a user is identified, and displays calculated contents as separate data read out of the storage means. When the password of a user is inputted through the operation of a ten-key 56, its area is designated on a liquid crystal display part 62, and operation is ready for copying. Since the calculated number of sheet carried and a copying fee can be displayed on the display part 62 simultaneous as stored data can be read out, a copying fee can be grasped readily and precisely for each user. |
