| 摘要 |
PROBLEM TO BE SOLVED: To provide a control method for an image forming device which operates in refresh mode in the best timing without greatly increasing the number of components. SOLUTION: The refresh mode wherein the surface of a photosensitive body is cleaned by supplying toner by a developing means independently of a normal printing operation mode is entered only on condition that the difference between the temperature in a fixing device and the outside temperature is smaller than a specific value when the image forming device is ON. |
