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Código 12554: [Channel %1: ] Block %2 replacement cycle %3 for the predefined procedure is missing.

Descripción del problema y advertencia de seguridad

El Siemens SINUMERIK 840D CNC ha desencadenado una alarma crítica [Channel %1: ] Block %2 replacement cycle %3 for the predefined procedure is missing.. 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 = Channel number %2 = Block number, label %3 = Cycle name Definitions: The replacement cycle that is to be called instead of the predefined procedure is not present / unknown in the control. Reaction: Correction block is reorganized. Interface signals are set. Alarm display. Remedy: Press the NC stop key and select the "Compens ation block" function by pressing the PROGRAM CORRECT softkey. The cursor will posi tion itself in the faulty block. - Correct the name used for the predefined procedure (write error) - Or load the replacement cycle into one of the cycle directories (+ restart) - Or set the machine data bit for the predefined procedure in MD11754 $MN_COUPLE_CYCLE_MASK to 0 so that th e predefined procedure is executed again. Program Continuation: Clear alarm with NC ST ART or RESET key and continue the program.

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 12554, 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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