An information processing device for allowing a user to immediately understand that a beginning or end element object is displayed on a screen is provided. An original is conveyed along a convey pass. The user preferably \u201csamples\u201d one or more signals from a remote control into the electronic system and then uploads the samples to the control station. The first table defines a relation between an intake air amount and a throttle opening area under a reference gauge pressure, a reference atmospheric pressure and a reference intake air temperature.