Correcting "Print Color Mismatch"
Print color mismatch refers to a shift in the positions of colors that may occur when printing one image with multiple toner cartridges. Print color mismatch can cause printouts to appear blurry. If print color mismatch occurs, perform the following procedure. This adjustment is sometimes performed automatically, such as when toner cartridges are replaced.
1
Select <Menu> in the Home screen. Home Screen
2
Select <Adjustment/Maintenance> 
<Adjust Image Quality>.
<Adjust Image Quality>.3
Select <Correct Print Color Mismatch>.
4
Select <Start>.
The adjustment starts.