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ErrorLib — Industrial Fault Code Library

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F114

Send Failure (Recurring)

Mitsubishi Electric · MELSEC Q-series MELSECNET/H

What does F114 mean?

A send failure has occurred, and the error recurred even after a retry. This suggests a persistent issue with the physical network or addressing scheme, preventing successful data transmission.

Common Causes

  • Faulty network cables or incorrect wirings
  • Faulty network hardware
  • Electrical noise
  • Absence of terminating resistors (in bus networks)
  • Duplication of station numbers or control/remote master stations

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect network cables for damage, incorrect wiring, or loose connections

  2. 2

    Verify the presence and correct installation of terminating resistors, if applicable (bus networks)

  3. 3

    Check for sources of electrical noise

  4. 4

    Confirm all station numbers are unique and control/remote master station settings are not duplicated

  5. 5

    Check for faulty network hardware

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

F105Initial Status with Baton/Data Link IssueF106Control/Sub-control Station Shift StatusF107Baton Pass Error (Baton Lost)
Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H
Open Manual (Page 160)Search more codes in this manual