Apparatus to print print data when colors contained in cartridge are insufficient and method thereof

摘要

An apparatus and method of efficiently forming an image of print data even if the residual amount of toner or ink of a specified color is insufficient. The method includes calculating an amount of ink or toner of each color that is required to form the image of the print data, comparing the calculated required amount of the ink or toner of each color with a stored residual amount of the ink or toner of each color, and forming the image of the print data using the ink or toner of the color of which the residual amount of the ink or toner is sufficient if there is any color of which the stored residual amount of the ink or toner is less than the required amount of the ink or toner as a result of the comparison.