Patent ID: 6493518
Filing Date: 2002-12-10
Classification: G03G

Abstract:
A printer comprising:an optical scanner that scans light to a photosensitive medium according to image information; a developing unit that develops an electrostatic latent image formed by the optical scanner; a transfer unit that transfers the image of the photosensitive medium to paper; an engine driving unit that drives the optical scanner and the developing unit; a feed unit having a paper feed distance shorter than an image feed distance, and being disposed at a predetermined position of a main body, the feed unit stacking the paper; a residual amount sensing unit that senses a residual amount of paper; and a control unit that controls the engine driving unit to perform a normal printing mode when the residual amount of paper exceeds a predetermined limit value, and to perform a contamination prevention mode when the residual amount of paper is below the predetermined limit value.