Patent ID: 7447459

Claim:
An image formation device, to which a development unit containing toner is installed in a removable manner, and which performs image formation using the toner contained in the development unit, and which has a plurality of startup modes depending upon the installed development unit, comprising: a reception portion which receives an alteration request for a startup mode; a decision portion which, upon receipt of the startup mode alteration request, determines the development unit that is required to be operated, in order to start up in the requested startup mode; an output portion which outputs guide information to a user of the image formation device, so that the determined development unit is operated; and a display portion which displays the guide information outputted from the output portion, wherein: the display portion displays the plurality of startup modes to the user; the startup mode alteration request is made by the user selecting from among the plurality of startup modes displayed; and when displaying the plurality of startup modes to the user, the display portion does not display the startup mode being used at that time point.