Configuring the power save mode settings.......................................................................................................203
Adjusting the brightness of the printer display .................................................................................................203
Conserving supplies.................................................................................................................................................203
Recycling...........................................................................................................................................................204
Recycling Lexmark products ..................................................................................................................................204
Recycling Lexmark packaging ...............................................................................................................................204
Clearing jams............................................................................................205
Avoiding jams.................................................................................................................................................. 205
Identifying jam locations...............................................................................................................................206
Paper jam in the automatic document feeder.........................................................................................207
Paper jam in the multipurpose feeder.......................................................................................................208
Paper jam in door C....................................................................................................................................... 209
Paper jam in door D.........................................................................................................................................213
Paper jam in the 3000‑sheet tray................................................................................................................214
Paper jam in the booklet finisher.................................................................................................................215
Paper jam in the staple finisher...................................................................................................................220
Staple jam in the staple finisher...................................................................................................................221
Staple jam in the staple, hole punch finisher...........................................................................................223
Staple jam in the booklet finisher...............................................................................................................225
Troubleshooting....................................................................................... 228
Network connection problems....................................................................................................................228
Cannot open Embedded Web Server..................................................................................................................228
Unable to read flash drive.......................................................................................................................................229
Enabling the USB port..............................................................................................................................................229
Checking the printer connectivity.........................................................................................................................229
900.xy error ................................................................................................................................................................229
Hardware options problems........................................................................................................................ 230
Cannot detect internal option ................................................................................................................................230
Defective flash detected .........................................................................................................................................230
Not enough free space in flash memory for resources....................................................................................231
Unformatted flash detected.....................................................................................................................................231
Issues with supplies........................................................................................................................................ 231
Non‑Lexmark supply ................................................................................................................................................231
Scanner maintenance required, use ADF Kit.....................................................................................................232
Paper feed problems..................................................................................................................................... 232
Envelope seals when printing................................................................................................................................232
Collated printing does not work............................................................................................................................232
Tray linking does not work......................................................................................................................................233
Check tray connection.............................................................................................................................................233
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