Ghost/Memory - Canon iR4570 Series Service Manual

Chapter 14
F-14-8

14.2.1.4 Ghost/Memory

14.2.1.4.1 Ghost
0007-7096
iR2270 / iR2870 / iR3570 / iR4570
<Cause>
This problem tends to occur when there are both residual toner and fresh toner on the developing cylinder and, thus,
difference in charge between these two kinds of toner.
<Field Remedy>
14-15