Brother DCP-7020 All in One Printer User Manual


 
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5
Important information
Federal Communications Commission (FCC) Declaration of Conformity
(USA only) .................................................................................................5-1
Industry Canada Compliance Statement (Canada only) ...............................5-2
Disconnect device .........................................................................................5-2
International Energy Star
®
Compliance Statement........................................5-2
Laser safety ...................................................................................................5-2
FDA regulations.............................................................................................5-2
Important safety instructions..........................................................................5-3
Trademarks ...................................................................................................5-4
6
Troubleshooting and routine maintenance
Troubleshooting ...................................................................................................6-1
Error messages .............................................................................................6-1
Document jams .............................................................................................6-3
Paper jams ....................................................................................................6-4
If you are having difficulty with your DCP ......................................................6-8
Improving the print quality ...........................................................................6-11
Cleaning the drum unit ................................................................................6-12
Packing and shipping the DCP ..........................................................................6-15
Routine maintenance.........................................................................................6-16
Cleaning the outside of the DCP .................................................................6-16
Cleaning the scanner glass .........................................................................6-17
Cleaning the laser scanner window.............................................................6-17
Cleaning the corona wire.............................................................................6-19
Replacing the toner cartridge (TN-350) .......................................................6-19
How to replace the toner cartridge ..............................................................6-20
Replacing the drum unit (DR-350)...............................................................6-22
Machine Information ..........................................................................................6-24
Checking the Serial Number........................................................................6-24
Checking the Page Counters.......................................................................6-24
Checking the Drum Life ...............................................................................6-25
A
Appendix
On-screen programming..................................................................................... A-1
Menu table.................................................................................................... A-1
Menu Mode......................................................................................................... A-1