Konica Minolta KONICA BR BIZHUB C451 1BLACK IMAGING UNIT "imaging units toner inside" Questions

...store image units or toner vertically!!!!! Now reinstall the image unit. and close the door. Opening and closing the front door will reset the machine . If it comes back good chance bad image

inside of it that writes the image on the drum) in this case it is the magenta LASER. Open and close the front door to reset. If it comes back replace the print head. Normal done as a set of all four.

...toner to the paper the hot part upper right hand side of the machine. to reset follow: Utility 1.Power off the machine using the main power switch inside front door leave sub power switch on that's ...

of the PM kit recently? Has the OPC & fixing unit been replaced recently???? They could be causing lines on copies, there are roller inside the transfer belt that may have toner build up on them..