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BOption 44
Option ..................................................................................................................44
Memory board......................................................................................................45
SO-DIMM types .............................................................................................45
Installing extra memory .................................................................................45
C Troubleshooting and routine maintenance 47
Troubleshooting ...................................................................................................47
If you are having difficulty with your machine ................................................47
Improving the print quality .............................................................................52
Error and maintenance messages.......................................................................63
Document jams..............................................................................................67
Paper jams ....................................................................................................68
Routine maintenance...........................................................................................77
Cleaning the outside of the machine .............................................................77
Cleaning the scanner.....................................................................................78
Cleaning the laser scanner windows .............................................................79
Cleaning the corona wires .............................................................................83
Cleaning the drum unit ..................................................................................86
Replacing the consumable items.........................................................................93
Replacing a toner cartridge ...........................................................................96
Replacing the drum unit...............................................................................101
Replacing the belt unit .................................................................................107
Replacing the waste toner box ....................................................................112
Packing and shipping the machine ....................................................................118
Repacking the machine ...............................................................................119
Machine information ..........................................................................................125
Checking the serial number.........................................................................125
Checking the page counters........................................................................125
Checking the remaining life of parts ............................................................126
D Menu and features 127
On-screen programming....................................................................................127
Menu table...................................................................................................127
Memory storage...........................................................................................127
Menu keys .........................................................................................................127
How to access the menu mode ...................................................................128
Menu table .........................................................................................................129
Entering text.......................................................................................................135