xii
C
Troubleshooting and routine maintenance
108
Troubleshooting
.................................................................................................
108
If you are having difficulty with your machine
..............................................
108
Improving the print quality
...........................................................................
115
Setting dial tone detection
...........................................................................
126
Telephone line interference
.........................................................................
126
Error and maintenance messages
.....................................................................
127
Checking if the machine has faxes in its memory
.......................................
132
Transferring faxes to another fax machine
..................................................
132
Transferring faxes to your PC
......................................................................
132
Document jams
............................................................................................
133
Paper jams
..................................................................................................
134
Routine maintenance
.........................................................................................
145
Cleaning the outside of the machine
...........................................................
145
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
.........................................................................
166
Replacing the drum unit
...............................................................................
171
Replacing the belt unit
.................................................................................
178
Replacing the waste toner box
....................................................................
183
Packing and shipping the machine
....................................................................
188
Repacking the machine
...............................................................................
189
Machine information
..........................................................................................
196
Checking the serial number
.........................................................................
196
Checking the page counters
........................................................................
196
Checking the remaining life of parts
............................................................
196
D
Menu and features
197
On-screen programming
....................................................................................
197
Menu table
...................................................................................................
197
Memory storage
...........................................................................................
197
Menu keys
.........................................................................................................
197
How to access the menu mode
...................................................................
198
Menu table
.........................................................................................................
199
Entering text
.......................................................................................................
212