xiii
C
Troubleshooting and routine maintenance
106
Troubleshooting
.................................................................................................
106
If you are having difficulty with your machine
..............................................
106
Improving the print quality
...........................................................................
113
Setting dial tone detection
...........................................................................
124
Telephone line interference
.........................................................................
124
Error and maintenance messages
.....................................................................
125
Checking if the machine has faxes in its memory
.......................................
130
Transferring faxes to another fax machine
..................................................
130
Transferring faxes to your PC
......................................................................
130
Document jams
............................................................................................
131
Paper jams
..................................................................................................
132
Routine maintenance
.........................................................................................
141
Cleaning the outside of the machine
...........................................................
141
Cleaning the scanner
...................................................................................
142
Cleaning the laser scanner windows
...........................................................
143
Cleaning the corona wires
...........................................................................
147
Cleaning the drum unit
................................................................................
151
Replacing the consumable items
.......................................................................
158
Replacing a toner cartridge
.........................................................................
161
Replacing the drum unit
...............................................................................
166
Replacing the belt unit
.................................................................................
173
Replacing the waste toner box
....................................................................
178
Packing and shipping the machine
....................................................................
183
Repacking the machine
...............................................................................
185
Machine information
..........................................................................................
191
Checking the serial number
.........................................................................
191
Checking the page counters
........................................................................
191
Checking the remaining life of parts
............................................................
192
D
Menu and features
193
On-screen programming
....................................................................................
193
Menu table
...................................................................................................
193
Memory storage
...........................................................................................
193
Menu keys
.........................................................................................................
193
How to access the menu mode
...................................................................
194
Menu table
.........................................................................................................
195
Entering text
......................................................................................................
208