3-1 Maintenance/Adjustments .............................................................................................................. 3-3
3-1-2 Toner container ......................................................................................................................... 3-4
3-1-3 Cleaning the printer ................................................................................................................... 3-8
(1) Main charger unit ....................................................................................................................... 3-8
Main charger wire ........................................................................................................................... 3-9
Grid ............................................................................................................................................... 3-10
(3) Paper feed unit ........................................................................................................................ 3-12
(4) Replacing the developer .......................................................................................................... 3-13
Shipping the developer ................................................................................................................. 3-13
(7) Drum cleaning mode ............................................................................................................... 3-16
3-1-4 Updating the firmware ............................................................................................................. 3-17
From the parallel interface ............................................................................................................ 3-18
(4) Downloading errors ................................................................................................................. 3-22
Chapter 3 Contents