Patent ID: 8099006

Claim:
An image forming apparatus comprising: multiple image forming units to form different single-color images with respective different color developers; and a control system communicably connected to the multiple image forming units to selectively perform a multicolor image forming operation, a specific-color image forming operation, a multicolor image quality correction operation, and a specific-color image quality correction operation, the control system including: an image formation mode detection unit to ascertain which of the multicolor image forming operation and the specific-color image forming operation is performed prior to a request for image quality correction; and a correction instruction unit to order the multicolor image quality correction operation when the multicolor image quality correction operation is requested, the specific-color correction operation when the specific-color image quality correction operation is requested after the specific-color image forming operation, and the multicolor image quality correction operation when the specific-color image quality correction operation is requested after the multicolor image forming operation.