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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.

F105

Initial Status with Baton/Data Link Issue

Mitsubishi Electric · MELSEC Q-series MELSECNET/H

What does F105 mean?

The system is in an initial status where the baton pass and data link are not in a normal state. This fault automatically clears when the baton pass and data link recover.

Common Causes

  • SB0047 (baton pass status) is currently ON
  • SB0049 (data link status) is currently ON

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Wait for SB0047 (baton pass status) to turn OFF, indicating recovery

  2. 2

    Wait for SB0049 (data link status) to turn OFF, indicating recovery

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

Related Faults

F106Control/Sub-control Station Shift StatusF107Baton Pass Error (Baton Lost)F108Baton Pass Error (Baton Duplicated)
Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H
Open Manual (Page 160)Search more codes in this manual