8 Contents
Pitched Color Dots .........................................................................................220
Vertical Blanks ...............................................................................................221
Mottle .............................................................................................................221
Ghosting.........................................................................................................222
Light-Induced Fatigue ....................................................................................222
Fog .................................................................................................................223
Bead-Carry-Out (BCO)...................................................................................223
Jagged Characters.........................................................................................224
Banding ..........................................................................................................225
Auger Mark.....................................................................................................225
Wrinkled/Stained Paper .................................................................................226
Damage on the Leading Edge of Paper.........................................................227
The Top and Side Margins Are Incorrect .......................................................227
Color Registration Is out of Alignment............................................................228
Protrudent/Bumpy Paper................................................................................228
Images Are Skewed .......................................................................................229
Noise ...................................................................................................... 230
Adjusting Color Registration ................................................................... 231
Performing Auto Adjust ..................................................................................231
Printing the Color Registration Chart .............................................................231
Determining Values........................................................................................232
Entering Values..............................................................................................234
Digital Certificate Problem ...................................................................... 235
Problems With Installed Optional Accessories ....................................... 236
Other Problems ...................................................................................... 237
Understanding Printer Messages ........................................................... 238
Contacting Service ................................................................................. 240
Getting Help............................................................................................ 241
LCD Panel Messages ....................................................................................241
SimpleMonitor Alerts ......................................................................................241
Obtaining the Product Information .................................................................241
Non-Genuine Mode ................................................................................ 242
8 Maintenance............................................................................243
Cleaning the Printer................................................................................ 244
Cleaning Inside the Printer.............................................................................244
Replacing Consumables......................................................................... 252
Replacing the Toner Cartridges .....................................................................253
Replacing the Drum Cartridges......................................................................256
Replacing the Fusing Unit ..............................................................................262
Replacing the Belt Unit, the 2nd BTR, and the Retard Roller ........................265
Replacing the Waste Toner Box ....................................................................274
Ordering Supplies................................................................................... 277
Consumables .................................................................................................277
When to Order Supplies.................................................................................278
Recycling Supplies.........................................................................................278
Storing Print Media ................................................................................. 279
Storing Consumables ............................................................................. 280