Image forming apparatus including control system provided with a

Details Image forming apparatus including control system provided with a Image forming apparatus including control system provided with a

1989-07-11

1992-08-11

Braun, Fred L.

Photocopying

Contact printing

Light boxes

355206, 364525, G03G 2100

Patent

active

051383764

ABSTRACT:
In an image forming apparatus of the type including a plurality of functional modules each having particular functions proper to the unit, a control system having a master control unit and a plurality of subsidiary control units respectively in control of the individual functional modules wherein each of the plurality of subsidiary control units operates principally under the control of the master control unit through a communication network of the common interface bus type but is operable independently of the master control unit when required or preferred by the subsidiary control unit per se. At least one of the functional modules is provided with a standard mode of operation and a local mode of operation. The standard and local modes are incompatible with one another.

REFERENCES:
patent: 4054380 (1977-10-01), Donohue et al.
patent: 4523299 (1985-06-01), Donohue et al.
patent: 4556310 (1985-12-01), Masuda
patent: 4750115 (1988-06-01), Sekiya et al.
patent: 4910553 (1990-03-01), Suzuki

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