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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 ...................................................................................124
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
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