Code 7300: Problem with externally linked COA application %1 Index: %2 Additional information: %3
Problembeschreibung & Sicherheitswarnung
Die Siemens SINUMERIK 840D CNC hat einen kritischen Problem with externally linked COA application %1 Index: %2 Additional information: %3-Alarm ausgelöst. Sofortige Aufmerksamkeit durch einen qualifizierten Bediener oder Wartungstechniker ist erforderlich, um Folgeschäden an der Ausrüstung oder verdorbene Teile während des Fertigungszyklus zu vermeiden. Stellen Sie immer sicher, dass standardmäßige Sicherheits- und LOTO-Verfahren befolgt werden, bevor Sie auf Schaltschränke zugreifen.
Offizielle Schritte zur Fehlerbehebung
Parameters: %1 = Name of the COA application %2 = Index describing the problem that occured in more detail %3 = Optional additional parameter Definitions: A problem occurred while loading th e COA application. This problem is described in more detail by the parameters "Index" and "Additional information": Index == 1: The interface version of the COA applicat ion is incompatible with the NCK version. The additional information contains the inte rface version of the COA application. Index == 2: The heap memory requested by the COA appl ication is not available. The additional information contains the heap memory requested in KB. Index == 3: The $P_INCOAP parameters requested by the COA application cannot be created due to insufficient memory. The additional informat ion contains the heap memory requested in KB. Reaction: Alarm display. Remedy: Index == 1: The COA application is not executable in the current environment. Please inform the authorized personnel/service department. Index == 2 or.3: The memory requested by the COA ap plication will not becom e available until after another restart. This means that the alarm should no longer occur with a restart (NCK reset). Otherwise, there is a real memory problem, and the CO A application is not executable (see Index == 1). Program Continuation: Switch control OFF - ON.
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.
Über Siemens SINUMERIK 840D CNC Alarme
Industriesteuerungen von Siemens verfügen über umfangreiche Diagnosesysteme zum Schutz der internen Schaltkreise und mechanischen Verbindungen. Wenn eine SINUMERIK 840D CNC einen Fehlercode wie 7300 ausgibt, deutet dies typischerweise auf eine Diskrepanz zwischen befohlenen Werten und tatsächlichem Sensor-Feedback hin.
Vollständige Alarmliste: 4014 Siemens SINUMERIK 840D CNC codes.
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