| 摘要 |
An image formation device has an image carrier in which is formed a latent image and a development device in which are detachably mounted a plurality of development units housing a developing agent. When development units of a plurality of colors, used to form color images are mounted in respectively predetermined mounting positions of the development device, operation is in color printing mode; and, a development unit of a single color among the development units of the plurality of colors is mountable in any mounting position of the plurality of mounting positions, and when the development unit of a single color is mounted in any of the positions of the plurality of mounting positions, operation is in monochrome printing mode.
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