Electrophotography – Diagnostics
Patent
1998-12-03
2000-11-21
Pendegrass, Joan
Electrophotography
Diagnostics
358 114, G03G 1500, H04N 100
Patent
active
061514578
ABSTRACT:
In an image forming system including a plurality of image forming apparatuses, a malfunction in a transmission interface of each image forming apparatus can be recognized before a transmission of image data is performed and a malfunctioning position can be easily specified. Each image forming apparatus includes an interface unit transmitting encoded image data and also receiving image data from a remote image forming apparatus. The image forming apparatuses are connected by a transmission path so that the encoded image data is transmitted therebetween. The interface unit is subjected to a diagnosis operation when a power of each image forming apparatus is turned on.
REFERENCES:
patent: 4860111 (1989-08-01), Shimizu et al.
patent: 5175633 (1992-12-01), Saito et al.
patent: 5889864 (1999-03-01), Smith et al.
patent: 5901276 (1999-05-01), Murahashi et al.
Pendegrass Joan
Ricoh & Company, Ltd.
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