Konica Minolta bizhub 750 "error code 2804" Questions

...c2804 error c2804 C-2804 While in the gamma correction, the dirt correction of the gamma sensor is not sufficient. When this condition is detected 10 times in succession, the error code is ...

...error code will be displayed when the ink absorber is full)...here is a customer/yahoo response on this particular issue: http://answers.yahoo.com/question/index?qid=20130523085451AAE1TqW 5. Refer to ...

...error code c-2804 WHAT EVER YOU DO DO NOT PLACE ANY PRESSURE ON THE FOUR LARGE SHAFTS THE TURN THE DRUMS Pull out the Drum and Transfer belt section. then from the right side gently clean the three ...