Last month, Canon U.S.A. updated its A4 monochrome laser printer line with the introduction of two new models: the imageCLASS LBP246dw and the imageCLASS LBP247dw. Canon says the compact desktop devices are aimed at hybrid and remote workers, as well as small businesses. New Hardware It appears that the imageCLASS LBP246dw replaces the imageCLASS LBP236dw,