For consumer for equipment and consumer nullfication of equipment

摘要

In order to decide whether or not the CE device (60) the estimated purchaser of the used item, the CE device (60) partly or is made extensively deisueburu as a result of nullfication, the nullfication list (55) the said device in (60) the system which searching the identifier possibility is done. The nullfication list (55), for example like on Internet it is good being accessible the online with the user and, or it is good to DVD being retained. The CE device (60), the nullfication state indicator (61) it is good having, the nullfication state indicator (61), when being activated by the user, the CE device (60) the nullfication list on the online (55) it makes access, the nullfication state of the said device search makes, the user output the nullfication state of the said device makes. Instead, the CE device (60), it decides aforementioned nullfication state and in order to output, the CE device (60), the storage kind of mechanism which cannot alter inside in (63) the nullfication state indicator which is accessed (61) it is good including.