Brother MFC-9440CN User Manual page 15

C Troubleshooting and routine maintenance
Troubleshooting .................................................................................................106
If you are having difficulty with your machine .............................................. 106
Improving the print quality ...........................................................................113
Setting dial tone detection ...........................................................................122
Telephone line interference .........................................................................122
Error and maintenance messages..................................................................... 123
Checking if the machine has faxes in its memory ....................................... 128
Transferring faxes to another fax machine .................................................. 128
Transferring faxes to your PC...................................................................... 128
Document jams............................................................................................129
Paper jams .................................................................................................. 130
Routine maintenance......................................................................................... 139
Cleaning the outside of the machine ...........................................................139
Cleaning the scanner glass .........................................................................140
Cleaning the laser scanner windows ...........................................................141
Cleaning the corona wires ...........................................................................145
Cleaning the drum unit ................................................................................149
Replacing the consumable items.......................................................................156
Replacing a toner cartridge .........................................................................158
Replacing the drum unit............................................................................... 164
Replacing the belt unit ................................................................................. 170
Replacing the waste toner box ....................................................................175
Packing and shipping the machine ....................................................................181
Repacking kit ............................................................................................... 181
Repacking the machine ............................................................................... 182
Machine information ..........................................................................................188
Checking the serial number .........................................................................188
Checking the page counters........................................................................ 188
Checking the remaining life of parts ............................................................ 188
D Menu and features
On-screen programming.................................................................................... 189
Menu table ...................................................................................................189
Memory storage........................................................................................... 189
Menu keys ......................................................................................................... 189
How to access the menu mode ................................................................... 190
Menu table ......................................................................................................... 191
Entering text ...................................................................................................... 204
106
189
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