Image forming device for controlling density adjustment...

Details Image forming device for controlling density adjustment... Image forming device for controlling density adjustment...

2008-01-08

2008-01-08

Chen, Sophia S. (Department: 2852)

Electrophotography

Diagnostics

Unit or part identification

C399S049000

Reexamination Certificate

active

07317880

ABSTRACT:
The image forming device enables adequate density adjustment control, regardless of which toner cartridge is mounted. The image forming device for conducting image formation by using a toner has a development device having detachably mounted thereon a development unit for accommodating the toner, a discrimination unit discriminating whether or not the development unit mounted on the development device is a product of guaranteed quality, and a control unit that controls the density adjustment processing of the development unit mounted on the development device and serves to execute different control with respect to the density adjustment processing when the development unit was identified as a product of guaranteed quality and when the development unit was not identified as a product of guaranteed quality by the discrimination unit.

REFERENCES:
patent: 6658219 (2003-12-01), Ito et al.
patent: 2005/0254837 (2005-11-01), Takahashi
patent: 2006/0051106 (2006-03-01), Takahashi et al.
patent: 2003-345180 (2003-12-01), None

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