Lexmark MS821

155 error messages ..............................................................................................................................................314
Duplex drive failure service check....................................................................................................................315
Toner cartridge drive failure service check ....................................................................................................316
160–161 errors..............................................................................................................................................................317
160 error messages .............................................................................................................................................. 317
161 error messages................................................................................................................................................ 317
MPF drive failure service check.........................................................................................................................318
Tray 1 pick drive failure service check..............................................................................................................318
162–169 errors.............................................................................................................................................................319
162 error messages ..............................................................................................................................................319
163 error messages..............................................................................................................................................320
164 error messages..............................................................................................................................................320
165 error messages .............................................................................................................................................320
166 error messages ..............................................................................................................................................321
167 error messages..............................................................................................................................................322
168 error messages .............................................................................................................................................323
169 error messages .............................................................................................................................................324
Optional tray pick drive failure service check...............................................................................................324
Tray 2 transport motor failure service check ................................................................................................326
Tray 2 transport drive failure service check ..................................................................................................327
Tray 3 transport motor failure service check.................................................................................................329
Tray 3 transport drive failure service check ..................................................................................................330
Tray 4 transport motor failure service check.................................................................................................332
Tray 4 transport drive failure service check ..................................................................................................333
Tray 5 transport motor failure service check ................................................................................................335
Tray 5 transport drive failure service check ..................................................................................................336
2100‑sheet tray transport and elevator drive failure service check ....................................................... 337
17y errors......................................................................................................................................................................339
171 error messages...............................................................................................................................................339
173 error messages..............................................................................................................................................339
Main fan failure service check ..........................................................................................................................339
Cartridge fan failure service check..................................................................................................................340
6yy errors......................................................................................................................................................................341
6yy error messages ..............................................................................................................................................341
Optional tray lift jam service check..................................................................................................................342
Optional tray pick/lift drive failure service check.........................................................................................345
Optional tray transport drive failure service check .....................................................................................346
Procedure before starting the 9yy service checks ..........................................................................................348
900 errors ...................................................................................................................................................................349
900‑909 error messages...................................................................................................................................349
System software error service check..............................................................................................................349
912–992 errors ..........................................................................................................................................................354
912–992 error messages .........................................................................................................
..........................354
Optional tray communication error service check.......................................................................................357
Supplies security error service check.............................................................................................................358
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