Patent ID: 6386674
Filing Date: 2002-05-14
Classification: B41J

Abstract:
An inkjet printing system for printing on a media, comprising:a frame; a carriage movably mounted to the frame with respect to the media, the carriage having at least one slot adapted to receive a corresponding at least one print cartridge, the at least one print cartridge having a plurality of groups of ink ejection elements, each ink ejection element individually actuable by a firing energy to emit drops of an ink; and a plurality of power sources disposed in the inkjet printing system for supplying the firing energy, the plurality of power sources having a corresponding plurality of independently settable voltages, wherein certain ones of the plurality of power sources are electrically connected to corresponding ones of the groups of ink ejection elements, and wherein the voltages for the certain ones of the plurality of power sources are set to an appropriate voltage value for the corresponding group.