When a user sets, through an operation unit, an inspection item of inspection processing which inspects a print state by reading image data by the image reading unit from a sheet output from a printer unit and conveyed by conveyance rollers, an inspection control unit of an inspection unit changes a sheet conveyance speed in the inspection unit and sheet feeding timing according to the inspection item. A print medium conveyance control unit controls drive of conveyance rollers according to the sheet conveyance speed and the sheet feeding timing.