Patent ID: 8437686

Claim:
A image forming system comprising: an image forming section which forms an image on a sheet; a decurl section which corrects a curl on the sheet on which the image has been formed; a sheet ejection section on which the sheet is stacked after ejection; a finishing section which conducts post processing on the sheet on which the image has been formed and ejects the sheet onto the sheet ejection section; and an operation and display section having a setting screen for setting a post-processing condition and a selection screen for selecting a decurl direction to be corrected by the decurl section, wherein the selection screen displays (i) a selection section that allows selection of the decurl direction given by the decurl section, and (ii) a decurl image that shows a decurl direction for the sheet to be outputted on the sheet ejection section after a decurl processing to be conducted by the decurl section, the decurl image representing a decurl state of the sheet in accordance with a set post-processing condition, and wherein the selection section and the decurl image are both displayed on a same selection screen.