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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

084D0000

Non-volatile Memory Hardware Error

Omron · NJ/NX-series Machine Automation Controller

What does 084D0000 mean?

A hardware error was detected within the non-volatile memory, potentially indicating a component failure or corruption caused by severe electrical noise during data access. This can lead to loss of persistent data.

Common Causes

  • Excessive electrical noise causing data read errors in non-volatile memory
  • Failure of the non-volatile memory hardware component

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Measure power supply voltage and check grounding integrity of the unit to minimize electrical noise.

Browse all codes in this manual (96)
Verified technical data. Last updated: April 2026

Related Faults

04A10000Non-volatile Memory Hardware Error04A10000 hexNon-volatile Memory Hardware Error04AC0000 hexOvercurrent
Source: Omron NJ/NX-series Machine Automation Controller
Open Manual (Page 272)Search more codes in this manual