97800000 hex

Slave Error Code Report

Omron · NJ/NX-series Machine Automation Controller

What does 97800000 hex mean?

An error code was reported by a slave device when a Slave Error Detected (77860000 hex) error occurred. This is a secondary error indicating that a more specific error originated from an EtherCAT slave.

Common Causes

  • The error code was reported by the slave when a Slave Error Detected error (77860000 hex) occurred.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the Sysmac Studio Controller Log and EtherCAT Diagnosis for specific error codes and messages reported by the problematic EtherCAT slave device.

  2. 2

    Inspect the EtherCAT communication cables and connectors (IN/OUT) for the identified slave device for damage, loose connections, or improper routing.

  3. 3

    Measure the power supply voltage at the input terminals of the identified EtherCAT slave device and verify it matches the device's specified operating voltage.

  4. 4

    Inspect all status LEDs (e.g., ERR, LINK/ACT, PWR) on the identified EtherCAT slave device for abnormal indications.

  5. 5

    Verify the EtherCAT slave device's configuration parameters in Sysmac Studio, ensuring they match the expected device settings and the application's requirements.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Omron NJ/NX-series Machine Automation Controller