PRINTER OR COPIER DEVICE HAVING INTERCHANGEABLE SUB-UNITS COMPRISING AN IDENTIFICATION ARRANGEMENT, METHOD FOR THE OPERATION OF SUCH A DEVICE AS WELL AS TONER CONTAINER FOR EMPLOYMEMT IN SUCH A DEVICE

摘要

The invention relates to a printing or copying appliance which has one or several exchangeable part units (14) with a modular assembly. The part unit (14) to be identified has an identification device (30) with a non-volatile memory (43) for storing function-relevant operating data of said part unit (14), said operating data being allocated to operating states. Said part unit (14) also has a communication interface (38, 39) for detachably connecting said identification device (30) to a process control device (40) of the appliance.