Brother MFC-9450CDN User Manual
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xii
Troubleshooting and routine maintenance
If you are having difficulty with your machine ..............................................108
Improving the print quality ...........................................................................115
Setting dial tone detection ...........................................................................126
Telephone line interference .........................................................................126
Checking if the machine has faxes in its memory .......................................132
Transferring faxes to another fax machine ..................................................132
Transferring faxes to your PC......................................................................132
Document jams............................................................................................133
Paper jams ..................................................................................................134
Cleaning the outside of the machine ...........................................................145
Cleaning the scanner...................................................................................146
Cleaning the laser scanner windows ...........................................................147
Cleaning the corona wires ...........................................................................151
Cleaning the drum unit ................................................................................155
Replacing a toner cartridge .........................................................................166
Replacing the drum unit...............................................................................171
Replacing the belt unit .................................................................................178
Replacing the waste toner box ....................................................................183
How to access the menu mode ...................................................................198
Menu table .........................................................................................................199
Entering text.......................................................................................................212