Patent ID: 8899574

Claim:
An image forming apparatus comprising: a sheet feeding section configured to feed a sheet; an image forming section configured to perform an image forming operation of forming an image on the sheet fed from the sheet feeding section; and a control device configured to: cause the image forming section to perform the image forming operation, cause the image forming section to perform a quality assurance operation for assuring a quality of an image, if a resource necessary for the image forming operation is not available for a predetermined time from an end of the image forming operation, determine whether or not it is necessary for a user to set the sheet in the sheet feeding section prior to the image forming operation, and extend the predetermined time when it is determined that it is necessary for the user to set the sheet in the sheet feeding section prior to the image forming operation to be longer than the predetermined time when it is determined that it is not necessary for the user to set the sheet in the sheet feeding section prior to the image forming operation.