| 摘要 |
PROBLEM TO BE SOLVED: To quickly detect a photo-sensitive material not appropriately conveyed due to fault of a conveying system. SOLUTION: If a difference of a conveying distance of a photographic paper 2 at a pair of conveying rollers 21 corresponding to two order marks led out based on a difference of formation time of the two order marks formed by a punch 52 and a conveying distance of the photographic paper 2 at a pair of conveying rollers 24 corresponding to two order marks led out based on a difference of detection time of the two order marks by a mark sensor 96 is a predetermined value or higher, an operator is informed of the effect by an error notification part 204. COPYRIGHT: (C)2004,JPO&NCIPI
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