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Código 120120: %1 see explanation

Descripción del problema y advertencia de seguridad

El Siemens SINUMERIK 840D CNC ha desencadenado una alarma crítica %1 see explanation. Se requiere la atención inmediata de un operador calificado o técnico de mantenimiento para evitar daños secundarios al equipo o piezas estropeadas durante el ciclo de fabricación. Asegúrese siempre de seguir los procedimientos de seguridad estándar y LOTO antes de acceder a los armarios eléctricos.

Pasos oficiales de solución de problemas

Parameters: %1 = Alarm texts are displayed below in re spect of individual c auses of the alarm Definitions: Alarm text: Alarm list is full. Pending alarms/messages c ould not be entered into the alarm list due to lack of space. The alarm cannot be deleted, as this event has made the alarm list permanently inconsistent. Alarm text: Number of alarm texts too high. The number of alarm texts is currently limited to 5000. This limit has been exceeded by the alarm text configuration. Alarm text: File %1 not found. Alarm text: Input/output error in file %1. Alarm text: Input/output error. Alarm text: Error on reading from the index file. Alarm text: Error on writing into the index file. Alarm text: Syntax error in alarm text file %1. Alarm texts are stored in files. One of these files could not be accessed properly. HMI-Alarms Diagnostics Manual (DAsl), 03/2009 Reaction: Alarm display. Remedy: Expand the alarm list (Enter maximum number in the file mbdde.ini in the section [Alarms]). Then perform a cold restart for the operator panel. Reduce the number of alarm texts. Then perform a cold restart for the operator panel. Make sure that the MMC memory on the hard disk is available after booting, or re-install the MMC software. When entering your own alarm texts, check whether the path and file name are entered correctly in mbdde.ini. Program Continuation: Internal

Source: SINUMERIK 840D sl / 840Di sl / SINAMICS S120 Diagnostics Manual (DAsl, 03/2009)

Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.

Acerca de las alarmas de Siemens SINUMERIK 840D CNC

Los controladores industriales construidos por Siemens están diseñados con amplios sistemas de diagnóstico para proteger los circuitos internos y los enlaces mecánicos. Cuando un SINUMERIK 840D CNC arroja un código de error como 120120, generalmente indica un desajuste entre los valores ordenados y la retroalimentación real del sensor.

Lista completa de alarmas: 4014 Siemens SINUMERIK 840D CNC códigos.

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