04A10000 hex

Non-volatile Memory Hardware Error

Omron · NJ/NX-series Machine Automation Controller

What does 04A10000 hex mean?

A hardware-related error occurred within the non-volatile memory, indicating a potential physical defect or corruption. This can impact critical system data storage for the E3X-series or E3NW-ECT units.

Common Causes

  • Non-volatile memory failure.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Cycle the power supply to the Controller to attempt a reset.

  2. 2

    If the error persists, consider replacement of the Unit containing the non-volatile memory.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Omron NJ/NX-series Machine Automation Controller