Ink refill unit having control information stored thereon to control the refilling process

摘要

A printing fluid refill unit for a print engine, comprising an information storage element for storing information on the amount of printing fluid contained in the refill unit and for connecting with an information reader incorporated in the print engine for reading the information stored by the storage element when the refill unit is mounted to the print engine, wherein the information stored by the storage element enables the reader to control the refilling of the print engine with the printing fluid contained in the refill unit.