Patent ID: 9110421
Filing Date: 2015-08-18
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a body; a sheet feed device; an image forming device configured to form an image on a sheet fed from the sheet feed device; a first sensor configured to output a first signal according to a first state concerning placement and removal of a sheet in the sheet feed device or output a first signal according to a first state concerning mounting and demounting of the sheet feed device; a second sensor configured to output a second signal according to a second state concerning placement and removal or mounting and demounting of a member, the member being placement and removal in another sheet feed device or being mounted in and demounted from the body; a display; and a control device configured to: count a time, the counting being started after the first display information has been displayed on the display; delete the first display information from the display after a prescribed time has been counted; and extend a display time displaying the first display information on the display, when the second change is detected while the first display information is displayed on the display, the display time is extended compared with a case in which, the second change is not detected while the first display information is displayed on the display.