CPC G03G 15/55 (2013.01) [B41J 29/38 (2013.01); G03G 15/5016 (2013.01)] | 20 Claims |
1. An abnormal sheet detecting method comprising:
analyzing a read image acquired by reading a sheet on which an image has been formed by an image former;
detecting an abnormality of the read image; and
displaying, in a list format, a cause of the abnormality of an abnormal sheet on which the abnormality of the image has been detected and an item for indicating display of the read image of the abnormal sheet.
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