| 摘要 |
PROBLEM TO BE SOLVED: To easily and properly set an image formation environment. SOLUTION: An image forming device is provided with a sheet data storage part 31 where picture data for mark sheet formation is stored, an image forming part 40 which forms a picture for mark sheet on recording paper or the like on the basis of picture data stored in the sheet data storage part 31, an information read part 26 which reads information written in the mark sheet by a worker, an environment control part 50 which performs control to change setting of an image formation environment in accordance with information read by the information read part 26, and a reference data storage part 32 where reference data of information to be written in the mark sheet is stored, and the picture of reference data stored in the reference data storage part 32 is formed on the mark sheet in such a state in which it may not be read by the information read part 26 and can be recognized by a worker. |
