| 摘要 |
PROBLEM TO BE SOLVED: To discriminate whether consumable parts are copy parts or not. SOLUTION: In this device, identification codes of captive consumable parts 2U are made different from each other even though they are the same kind. A device main body 1 is provided with reading means 31, 32 and 33 for reading the identification code stored at captive consumable parts 2U, a consumable parts identification code storing means 35 capable of storing the identification code of the captive consumable parts 2U attached to the device main body 1 and discriminating means 31, 32 and 35 for discriminating whether or not the identification code read by the reading means this time is matched with the identification code stored at the consumable parts identification code storing means 35 before. |
