xi
Choosing a location .............................................................................................88
To use the machine safely...................................................................................89
Important Information...........................................................................................92
Standard telephone and FCC Notices...........................................................92
Industry Canada Compliance Statement (Canada only) ..............................95
Disconnect device .........................................................................................95
LAN connection ............................................................................................95
Laser safety ...................................................................................................95
FDA regulations.............................................................................................96
Important safety instructions..........................................................................97
Trademarks ...................................................................................................98
Options ................................................................................................................99
Optional Paper Tray (LT-5300).......................................................................... 100
Memory Board ...................................................................................................100
DIMM types ................................................................................................. 100
Installing extra memory ...............................................................................101
Troubleshooting and routine maintenance
If you are having difficulty with your machine ..............................................102
Improving the print quality ...........................................................................110
Setting Dial Tone Detection.........................................................................115
Phone line interference................................................................................115
Checking if the machine has faxes in its memory .......................................120
Sending faxes to another fax machine ........................................................120
Sending faxes to your PC............................................................................120
Document jams............................................................................................121
Paper jams ..................................................................................................122
Cleaning the outside of the machine ...........................................................126
Cleaning the scanner glass .........................................................................128
Cleaning the laser scanner window.............................................................128
Cleaning the corona wire.............................................................................130
Cleaning the drum unit ................................................................................131
Replacing the toner cartridge (TN-550/TN-580) .......................................... 132
Replacing the toner cartridge ......................................................................132
Replacing the drum unit (DR-520)...............................................................135
Replacing periodic maintenance parts...............................................................137
Packing and shipping the machine ....................................................................137
Machine Information ..........................................................................................138
Checking the serial number.........................................................................138
Checking the page counters........................................................................138
Checking the remaining life of parts ............................................................139