Lexmark CX920
After upgrading to firmware XX.081.205, the printer encounters a 900 error message with secondary crash code reason Watched process is no longer alive: com.lxk.ui.
Update to firmware 081.216. The necessary change was implemented in the Embedded Solutions Framework to fix a deadlock that caused this problem.
Restaure la impresora cuando se produzca un error 900.xy.
¿El escáner falla al digitalizar o copiar documentos? Compruebe la conexión del cable de alimentación.