Patent ID: 8284412

Claim:
An image forming apparatus to selectively perform an auto color registration operation, the image forming apparatus comprising: a printing unit comprising a plurality of photoconductive media to form a one or more single-color images, a light scanning unit (LSU) to scan light to the photoconductive media, and a conveyer belt to transfer the one or more single-color images on the plurality of photoconductive media to a predetermined location; and a controller, if print data is received, to control the printing unit to form the one or more single-color images on the plurality of the photoconductive media by controlling a scanning time of the LSU and transfer the one or more single-color images on the conveyer belt, wherein the controller determines whether the received printing data is a monochromatic image or a color image, and, if the determined results is monochromatic, controls the printing unit not to perform the auto color registration operation even if a auto color registration condition is satisfied.