iv
Control panel overview ......................................................................................................................81
LED indications..................................................................................................................................83
Machine status messages .................................................................................................................83
Menu table.........................................................................................................................................84
Toner Save ......................................................................................................................................102
Sleep Time ......................................................................................................................................102
Deep Sleep mode............................................................................................................................102
Auto Power Off ................................................................................................................................103
Frequency........................................................................................................................................104
Color Calibration..............................................................................................................................104
Auto Registration .............................................................................................................................105
Replacing the toner cartridges.........................................................................................................110
Replacing the drum units.................................................................................................................119
Replacing the belt unit .....................................................................................................................128
Replacing the waste toner box ........................................................................................................133
Cleaning the outside of the machine ...............................................................................................140
Cleaning the LED head ...................................................................................................................142
Cleaning the corona wires ...............................................................................................................143
Cleaning the drum unit ....................................................................................................................147
Cleaning the paper pick-up roller.....................................................................................................153
Identifying your problem ........................................................................................................................157
Error and maintenance messages.........................................................................................................158
If you are having difficulty with your machine ........................................................................................173
Improving the print quality......................................................................................................................177
Machine Information ..............................................................................................................................185