vi
Software for networks .......................................................................................................................67
About emulation modes......... ................... ................. ................... ................... ................... ...............68
Automatic emulation selection (HL-4050CDN / HL-4070CDW only)... ..................... ................... ......68
Automatic interface selection.............................................................................................................68
4 Control Panel 69
Control panel...........................................................................................................................................69
Buttons ...................................................................................................................................................70
Go......................................................................................................................................................70
Cancel...............................................................................................................................................70
Reprint...............................................................................................................................................71
+ or - button.......................................................................................................................................71
Back...................................................................................................................................................71
OK.....................................................................................................................................................71
LEDs........................................................................................................................................................72
LCD.........................................................................................................................................................72
Back light...........................................................................................................................................72
LCD messages..................................................................................................................................73
Reprinting documents........................................................................................................................74
Using the control panel LCD menu....................................................................................................77
Menu table.........................................................................................................................................78
Default settings..................................................................................................................................89
Calibration.........................................................................................................................................90
Auto Registration...............................................................................................................................91
Manual Registration.... ................... ................... .................. ................... ................... .........................92
5 Options 93
Lower tray (LT-100CL) (HL-4050CDN / HL-4070CDW only).. ................... ................... ................. ..........93
SO-DIMM.................................................................................................................................................94
SO-DIMM types.................................................................................................................................94
Installing extra memory.....................................................................................................................95
6 Routine Maintenance 97
Replacing the consumable items.............................................................................................................97
Toner cartridges................................................................................................................................99
Drum unit.........................................................................................................................................106
Belt unit............................................................................................................................................112
Waste toner box ..............................................................................................................................117
Cleaning................................................................................................................................................123
Cleaning the outside of the printer...................................................................................................123
Cleaning the inside of the scanner windows .... ..................... ................... ..................... ..................12 4
Cleaning the corona wires .............. ................. ................... ................... .................... ............................128
Cleaning the drum unit............... ..................... ................... .................... ..................... ...........................133
Shipping the printer................................................................................................................................135
Repacking Instructions....................................................................................................................135
7 Troubleshooting 143
Identifying your problem ............ ..................... .................... ................... ..................... ...........................143
LCD messages......................................................................................................................................144