Patent ID: 7322677

Claim:
A printhead assembly with a communications module for a printing system, the printhead assembly comprising: a casing; a printhead module; a plurality of printed circuit boards each mounted to the casing by a support member and electrically connected to the printhead module, the support members having matching engagement portions at which the associated printed circuit boards are electrically connected to each other; a fluid channel member positioned adjacent to the printhead module, the fluid channel member including a plurality of ducts that substantially span the length of the printhead module; and a connector arrangement removably mounted to a distal end of the casing, the connector arrangement incorporating: a power supply connection port electrically connected to at least one busbar that substantially spans the length of the printhead module; a fluid delivery connection port in fluid communication with the fluid channel member; an engagement portion which matches the engagement portions of the support members; and, a data connection port electrically connected to the printed circuit board positioned at the distal end of the casing at the matching engagement portions of the connector arrangement and support member supporting said printed circuit board.