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: March 2026

Related Faults

Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H