3
Control panel .............................................................................................................3-1
Service call indications ...................................................................................................................... 3-5
Print a test page .......................................................................................................................... 3-8
Using control panel button....................................................................................................... 3-8
Using the printer driver ............................................................................................................ 3-8
Using the printer driver ............................................................................................................ 3-9
Print Fonts (For HL-2070N) ....................................................................................................... 3-10
Using the printer driver .......................................................................................................... 3-10
4
Options .......................................................................................................................4-1
5
Routine maintenance ................................................................................................5-1
Toner cartridge ............................................................................................................................ 5-2
Toner Low message ................................................................................................................ 5-2
Toner Life End message ......................................................................................................... 5-3
Drum unit ..................................................................................................................................... 5-7
Change Drum message........................................................................................................... 5-7
Replacing the drum unit........................................................................................................... 5-8
Cleaning .......................................................................................................................................... 5-11
Cleaning the corona wire........................................................................................................... 5-14
6
Troubleshooting ........................................................................................................6-1
Identifying your problem .................................................................................................................... 6-1
Error message printout ...................................................................................................................... 6-3
Paper handling .................................................................................................................................. 6-4
Other problems ................................................................................................................................ 6-10
Improving the print quality ......................................................................................................... 6-10
Solving print problems ..................................................................................................................... 6-15
®
with USB .......................................................................................................... 6-10
V