Patent ID: 7604229
Filing Date: 2009-10-20
Classification: B41J

Abstract:
1. An image forming apparatus comprising: an input unit adapted to input image data; an image forming unit adapted to form an image on a paper based on the image data inputted by said input unit; a paper feeding unit adapted to feed a paper to said image forming unit, said paper feeding unit including a plurality of paper feeding portions; a setting unit adapted to set an attribute of a paper stacked on each of the plurality of paper feeding portions; a designating unit adapted to designate a paper size for said image forming unit to form an image from image data inputted by said input unit; a selecting unit adapted to select at least one of paper feeding portions stacking a paper with the paper size designated by said designating unit based on the setting by said setting unit; and a controlling unit adapted to control to feed a paper to said image forming unit from a paper feeding portion set with a predetermined attribute when the paper feeding portions selected by said selecting unit include the paper feeding portion set with the predetermined attribute related to the paper, wherein said controlling unit controls, in a case where a plurality of paper feeding portions selected by said selecting unit do not include a paper feeding portion set with the predetermined attribute when the attributes set to the selected plurality of paper feeding portions are the same, to feed a paper to said image forming unit from any one of the selected plurality of paper feeding portions.