IMAGE FORMING APPARATUS, CONTROL METHOD OF THE IMAGE FORMING APPARATUS, AND PRINTING MEDIUM CONVEYANCE APPARATUS

摘要

An image forming apparatus includes a conveyance part; a detecting part; a control part which prints image data on the printing medium based on a detecting signal from the detecting part; a masking part configured to perform a masking process on the detecting signal generated by the detecting part between when the printing medium starts being conveyed from the printing medium receiving part and when the printing medium passes through a designated section; a conveyance distance measuring part configured to measure a conveyance distance of the head end of the printing medium conveyed from a receiving position of the printing medium receiving part; a determining part configured to determine whether the printing medium stops in an uncertain position not detected by the detecting part when the conveyance part stops while the printing medium is being conveyed by the conveyance part; and a masking process section setting part configured to set.