Patent ID: 8079683

Claim:
An inkjet printer system comprising: a printer having a first cradle defining a recess for receiving an inkjet printer cartridge, the first cradle having a first printer control board for controlling an operation of the printer; a range of inkjet printer cartridges, each cartridge comprising a pagewidth printhead having a performance characteristic differentiating the printhead from printheads of other inkjet printer cartridges in the range, each cartridge further comprising a plurality of ink reservoirs and a refill port for refilling each of the plurality of ink reservoirs; and a second printer control board, interchangeable with the first printer control board, wherein the range of inkjet printer cartridges includes a first set of inkjet printer cartridges supported by the first printer control board, and a second set of inkjet printer cartridges supported by the second printer control board, the printer performance is adjustable upon replacement of an ink jet printer cartridge with another inkjet printer cartridge from the range of inkjet printer cartridges, and the second printer control board supports one or more functionalities of an inkjet printer cartridge not supported by the first printer control board.