Patent ID: 7436542

Claim:
A management system of an image forming device, which is structured by the image forming device and a management device for managing the image forming device through a communication network; the management device comprising a communication unit for sending a data of a computing parameter for conducting an image processing and a data of a set value indicating a computing procedure of the image processing, to the image forming device; the image forming device comprising: an image processing circuit for conducting the predetermined image processing for an image data; an image forming unit for conducting an image forming on the basis of the image data in which the image processing is conducted; and a read unit for reading an image formed by the image forming unit; the image processing circuit comprising: a plurality of computing modules for conducting the predetermined image processing; a plurality of output storage circuits connected with each of output stages of the computing modules, the output storage circuits reading and storing an output data from each of the computing modules on a timing of a signal change of a clock signal; a computing parameter memory circuit for memorizing the data of the computing parameter sent from the management device; a computing procedure memory circuit for memorizing the data of the set value indicating the computing procedure sent from the management device; and a selector connected with each of input stages of the computing modules, the selector selectively choosing a data among from a targeted image data of the image processing, the data indicating the computing parameter, and each of the output data of the output storage circuits, in accordance with the set value of the computing procedure stored in the computing procedure memory circuit, and outputting a chosen data to the computing module connected with rearward stages; wherein in the image forming device, by the image processing circuit, the image processing is conducted for an image data for test on the basis of the data of the computing parameter sent from the management device and the data of the set value indicating the computing procedure, and by the image forming unit, the image forming is conducted on the basis of the image data in which the image processing is conducted, and by an image read unit, a formed image is read, and by comparing a read image and a predetermined expected image, a comparison result is sent to the management device.