| 摘要 |
PURPOSE: To prevent deterioration of an original-document detection means. CONSTITUTION: The image forming device equipped with the original-document detection means 14 for detecting the size of an original document on a original- document placing table, an opening/closing detection means 22 for detecting the opening/closing of an original-document pressing means, and an input means 12 which is operated by an operator is provided with a selection means 21 for choosing the operation or non-operation of the original-document size detection means 14 according to information from at least two or more means chosen among the means 14, means 22, and means 12. |
