To provide a function maintenance system which can monitor the function maintenance conditions of a device in the unattended state and makes arrangements for meeting the function maintenance condition in the unattended state directly before the function maintenance conditions become unsatisfactory.
In the case the conditions (function maintenance condition) required for a user device 10 to satisfactorily maintain its essential functions are unfurl filled, this lack of the function maintenance conditions (for example, a failure or close-to-exhaustion information of consumables) is reported to a function maintenance condition and maintenance service source (service shop terminal 20), which offers services to maintain the function maintenance conditions, through a communication line NW.
KANETAKA HIROSHI
MAKISHIMA HISAMITSU
