Brother MFC-9440CN User Manual page 9

C Troubleshooting and routine maintenance
Troubleshooting .................................................................................................109
Solutions to common problems ................................................................... 109
Improving the print quality ...........................................................................116
Setting dial tone detection ...........................................................................127
Telephone line interference .........................................................................127
Error and maintenance messages..................................................................... 128
Checking if the machine has faxes in its memory ....................................... 133
Transferring faxes to another fax machine .................................................. 133
Transferring faxes to your PC...................................................................... 133
Document jams............................................................................................134
Paper jams .................................................................................................. 135
Routine maintenance......................................................................................... 145
Cleaning the outside of the machine ...........................................................146
Cleaning the scanner................................................................................... 146
Cleaning the laser scanner windows ...........................................................147
Cleaning the corona wires ...........................................................................151
Cleaning the drum unit ................................................................................155
Replacing the consumable items.......................................................................163
Replacing a toner cartridge .........................................................................165
Replacing the drum unit............................................................................... 170
Replacing the belt unit ................................................................................. 177
Replacing the waste toner box ....................................................................182
Packing and shipping the machine ....................................................................187
Repacking the machine ............................................................................... 188
Machine information ..........................................................................................195
Checking the serial number .........................................................................195
Checking the page counters........................................................................ 195
Checking the remaining life of parts ............................................................ 195
D Menu and features
On-screen programming.................................................................................... 196
Menu table ...................................................................................................196
Memory storage........................................................................................... 196
Menu keys ......................................................................................................... 196
How to access the menu mode ................................................................... 197
Menu table ......................................................................................................... 198
Entering text ...................................................................................................... 211
109
196
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