| 摘要 |
An image forming apparatus according to the present invention includes a photoreceptor, an image forming unit for forming a toner image on the photoreceptor, an intermediate transfer medium to which the toner image formed on the photoreceptor is transferred at a transfer position and from which the transferred toner image is transferred to a sheet, a cleaning unit for removing toner on the intermediate transfer medium, and a controller for providing control for the sequence of activating a preliminary cleaning of the transfer belt for a predetermined time period, starting image formation after the preliminary cleaning is terminated, actuating a subsequent cleaning after termination of the transfer process, and then starting image formation in response to an image formation start signal output during the subsequent cleaning.
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