xi
...............................................................................................78
..............................................................................................79
Choosing a location .............................................................................................82
To use the machine safely...................................................................................83
Important information...........................................................................................86
Standard telephone and FCC notices ...........................................................86
Industry Canada Compliance Statement (Canada only) ..............................88
Disconnect device .........................................................................................88
LAN connection (MFC-7345N, MFC-7440N and MFC-7840W only) ............88
International ENERGY STAR
Compliance Statement ................................89
Laser safety ...................................................................................................89
FDA regulations.............................................................................................89
Important safety instructions..........................................................................90
Troubleshooting and routine maintenance
If you are having difficulty with your machine ................................................93
Improving the print quality ...........................................................................100
Setting dial tone detection ...........................................................................105
Telephone line interference .........................................................................106
Transferring your faxes or Fax Journal report ............................................. 111
Document jams............................................................................................113
Paper jams ..................................................................................................114
Cleaning the outside of the machine ...........................................................118
Cleaning the scanner glass .........................................................................119
Cleaning the laser scanner window.............................................................120
Cleaning the corona wire.............................................................................122
Cleaning the drum unit ................................................................................123
Replacing a toner cartridge .........................................................................126
Replacing the drum unit...............................................................................130
Checking the serial number.........................................................................132
Checking the page counters........................................................................132
Checking the Drum life ................................................................................133