Patent ID: 7898676
Filing Date: 2011-03-01
Classification: H04N

Abstract:
1. An image forming device which includes one or more trays and performs image formation on a printing medium in any of the trays according to an externally supplied printer control protocol, comprising: a tray parameter table in which tray IDs for identifying the trays and tray parameters for the respective tray IDs are stored in a mutually associated manner; a selecting unit selecting a tray ID corresponding to a tray parameter which matches a tray designation parameter contained in the input printer control command, from among the tray IDs of the tray parameter table; an image forming unit performing image formation on a printing medium contained in a tray of the tray ID selected by the selecting unit; a replacing unit receiving an input tray ID and an input tray change parameter specified by the externally supplied printer control protocol, and replacing a tray parameter contained in the tray parameter table and corresponding to a tray ID which is the same as the input tray ID, by the input tray change parameter; and a duplication checking unit checking whether there is a duplication of assignment of a tray parameter for a plurality of tray IDs.