Excavating
Patent
1990-03-06
1992-08-11
Smith, Jerry
Excavating
G06F 1100
Patent
active
051386186
ABSTRACT:
A system includes an image forming apparatus or copier, and a central controller for remotely determining a cause of malfunction of the copier. The copier includes a control unit including a self-diagnostic portion; a selection portion for setting the control unit to a self-diagnosis mode; and a communication device for, when the self-diagnosis mode is set, connecting the control unit with a communication line. The self-diagnostic portion includes a receiving section for receiving diagnostic information through the communication device; a diagnostic section for executing self-diagnosis against the copier, on the basis of the received diagnostic information; and a transmitting section for transmitting the results of the self-diagnosis through the communication device.
REFERENCES:
patent: 4477178 (1984-10-01), Furuichi et al.
patent: 4499581 (1985-02-01), Miazga et al.
patent: 4639918 (1987-01-01), Linkowski
patent: 4672574 (1987-06-01), Baird et al.
patent: 4707849 (1987-11-01), Rault et al.
"Xerox Unveils Copier That Phones for Help", David Lindley, Mar. 8, 1990, Rochester Democrat Cronicle.
"The Kodak Telassistance Network . . . " pp. 2877-2878, date unknown.
"Xerox 1090 Copier" Electronic Data Interface Operator Guide, pp. 1-10, Version 1.0.
Honda Yoshitaka
Nakai Yukio
Chung Phung
Sharp Kabushiki Kaisha
Smith Jerry
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