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2877 A080

CC%d operating state not equal MC

Heidenhain · NC Control

Was bedeutet 2877 A080 ?

The operating conditions (automatic, SRG, SBH, and SH) are cyclically compared between the MC (Motion Control) and CC (Controller Control) units. If these values remain unequal for longer than 500 ms, a Stop 1 safety reaction is initiated.

Häufige Ursachen

  • Operating conditions (automatic, SRG, SBH, SH) between MC and CC remain unequal for longer than 500 ms.

Reparaturschritte & Checkliste

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

  1. 1

    Acknowledge the error message by pressing CE on the control panel to clear the immediate fault state.

  2. 2

    Power cycle the machine to reset both MC and CC units and allow them to re-establish synchronized communication.

  3. 3

    Verify the software version of both the MC and CC units for compatibility and consistency across the system.

  4. 4

    Check the communication wiring and modules between the MC and CC for any damage, loose connections, or interference that could cause data discrepancies.

  5. 5

    If the issue recurs, record details of the operating state when the error occurs and provide this information to a service agency for deeper analysis.

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Verifizierte technische Daten. Zuletzt aktualisiert: March 2026

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