Lexmark C912 User Reference Manual page 5

Replacing a toner cartridge .............................................................................. 165
Resetting the maintenance counter ................................................................. 170
Cleaning the LEDs ........................................................................................... 173
Closing the top cover ....................................................................................... 175
Opening the top cover ...................................................................................... 177
Removing the duplex unit ................................................................................. 179
Removing the high capacity feeder .................................................................. 181
Removing the system board access cover ...................................................... 184
Locating memory and network options ............................................................ 185
Installing the system board access cover ........................................................ 185
Removing an optional drawer .......................................................................... 187
Chapter 8: Troubleshooting ......................................................... 189
Calling for service ............................................................................................. 189
Index ................................................................................................ 192
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