Brother MFC-9450CDN User Manual page 12

Section V Appendixes
A Safety and legal
Choosing a location ............................................................................................. 50
To use the machine safely...................................................................................51
Important information ...........................................................................................54
Federal Communications Commission (FCC) Declaration of Conformity
(USA only) .................................................................................................54
Industry Canada Compliance Statement (Canada only) ..............................55
Disconnect device .........................................................................................55
LAN connection ............................................................................................55
International E
Laser safety ...................................................................................................55
FDA regulations............................................................................................. 56
Important safety instructions.......................................................................... 56
Legal limitations for copying ................................................................................58
Trademarks..........................................................................................................59
B Option
Option ..................................................................................................................60
Optional paper tray ..............................................................................................61
Installing the optional paper tray....................................................................61
Memory board......................................................................................................62
SO-DIMM types ............................................................................................. 62
Installing extra memory ................................................................................. 63
C Troubleshooting and routine maintenance
Troubleshooting ...................................................................................................64
If you are having difficulty with your machine ................................................ 64
Improving the print quality .............................................................................70
Error and maintenance messages.......................................................................81
Document jams..............................................................................................86
Paper jams .................................................................................................... 87
Routine maintenance ...........................................................................................98
Cleaning the outside of the machine .............................................................98
Cleaning the scanner.....................................................................................99
Cleaning the laser scanner windows ...........................................................100
Cleaning the corona wires ...........................................................................104
Cleaning the drum unit ................................................................................108
Replacing the consumable items.......................................................................114
Replacing a toner cartridge .........................................................................117
Replacing the drum unit...............................................................................122
Replacing the belt unit .................................................................................128
Replacing the waste toner box ....................................................................133
Packing and shipping the machine ....................................................................139
Repacking the machine ...............................................................................141
Machine information ..........................................................................................148
Checking the serial number .........................................................................148
Checking the page counters........................................................................148
Checking the remaining life of parts ............................................................148
x
TAR ®
S Compliance Statement.....................................55
NERGY
50
60
64