Patent ID: 8351801

Claim:
An image forming apparatus including a first mode for waiting on standby with specified power consumption and a second mode for waiting on standby with power consumption lower than the specified power consumption, comprising: an image forming station for forming an image while consuming a first power; an operation unit for displaying information of the image forming apparatus and receiving an image formation request to the image forming station while consuming a second power lower than the first power; a transitioning section for transitioning a mode from the first mode to the second mode unless the image formation request is inputted for a specified time; a returning section for returning the mode from the second mode to the first mode if the image formation request is input; a determining section for determining whether or not an image can be formed in the image forming station after the operation of the returning section; a starting section for starting the operation unit when the determining section determines that no image can be formed; and a notifying section for notifying a message to the effect that no image can be formed by means of the operation unit started by the starting section, wherein the starting section has a function of starting the image forming station in the first mode and starts the image forming station upon the lapse of a specified time after the operation of the notifying section.