PRINTING DEVICE

摘要

The device includes a printer (16) with a control unit (15), having a first electronic storage device (19), and a cartridge (6) for a printing medium which can be detachably connected to the printer. The cartridge (6) includes a second electronic storage device (25) which stores data concerning the cartridge. The printing device also includes communication means (21, 23) for the exchange of data between the printer (16) and the second storage device (25). The first storage device (19) stores a first code word and the second storage device (25) stores a second code word. A protection device (27), provided in the printing device, includes comparison means (33) for comparing the second code word with the first code word. Inhibit means (35) are arranged to enable cooperation between the printer (16) and the cartridge (6) only after correspondence between the second code word and the first code word has been detected by the comparison means (33).