Patent ID: 8554091

Claim:
A toner cartridge for use with an image forming apparatus having an acquiring unit configured to acquire identification data from the toner cartridge when the toner cartridge is mounted on the image forming apparatus; a reading unit configured to read parameter information including image formation process parameters dependent on toner characteristic or ambient conditions, from the toner cartridge when the acquired identification data matches identifying data previously stored in the image forming apparatus, and not read the parameter information from the toner cartridge when the acquired identification data does not match the identifying data; and a control unit configured to control an image forming process based on the parameter information including the image formation process parameters when the identification data matches the identifying data, and control the image forming process without regard to the image formation process parameters when the acquired identification data does not match the identifying data, the toner cartridge comprising: a memory configured to store the identification data of the toner cartridge and the parameter information including the image formation process parameters dependent on toner characteristic or ambient conditions.