Copying machine display control device

Details Copying machine display control device Copying machine display control device

1986-02-14

1988-02-09

Moses, R. L.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

340520, 340715, G03G 1500

Patent

active

047244623

ABSTRACT:
Disclosed is a display control device of a copying machine which is provided with a plurality of displays on the operational panel and warns operators of some abnormal condition present in the copying machine by lighting up a specific alarm display which corresponds to the content of the abnormal condition through activating a specific circuit for extinguishing all other displays.

REFERENCES:
patent: 4327994 (1982-05-01), Barley et al.
patent: 4343547 (1982-08-01), Nagashima
patent: 4403850 (1983-09-01), Masuda
patent: 4408869 (1983-10-01), Tomosada et al.
patent: 4427288 (1984-01-01), Nagashima
patent: 4475806 (1984-10-01), Daughton et al.
patent: 4598994 (1986-07-01), Tomosada et al.

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