Patent ID: 7467853

Claim:
A cradle unit for a printhead cartridge, the cradle unit comprising: an interface at which a printhead cartridge is removably engageable with the cradle unit, the interface comprising connections for connecting the printhead cartridge with a power supply which is remote from the interface and print control circuitry of the cradle unit; and a power regulation circuit incorporated in the interface for regulating supply of power from the power supply to the printhead cartridge, wherein the interface incorporates a first printed circuit board, the connections and power regulation circuit being arranged on the first printed circuit board, and the print control circuitry is incorporated on a second printed circuit board, the first and second printed circuit boards have complementary connectors which cooperate to provide the connection or the printhead cartridge and print control circuitry, the complementary connectors being arranged so that the first printed circuit board is able to pivot with respect to the second printed circuit board.