| 摘要 |
A system of an image forming apparatus having a fixing unit at which toner is fixed to a recording medium, including a discharging roller, which conveys the recording medium along a conveying path and which discharges the recording medium from the image forming apparatus after the recording medium passes the fixing unit on the conveying path, an entry detecting sensor, which is disposed at an entry side of the fixing unit such that the fixing unit is between the entry detecting sensor and the discharging roller, to detect the front and rear ends of the recording medium, and an exit detecting sensor, which is disposed at an exit side of the discharging roller such that the discharging roller is between the exit detecting sensor and the fixing unit, to detect the front and rear ends of the recording medium.
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