Multiple function image formation device and method including master and sub-service functions

摘要

An image formation device is disclosed that has service functions corresponding to a configuration of the image formation device. The image formation device includes a service function unit for processing a request for a service function. The service function unit includes a master service function section and plural sub service function sections. One of the sub service function sections assuming an operating state requests the master service function section to register the one of the sub service function sections; the master service function section assigns the service function request to the one of the sub service function sections according to a type of the service function request; and the one of the sub service function sections processes the service function request assigned by the master service function section.