F107
Baton Pass Error (Baton Lost)
Mitsubishi Electric · MELSEC Q-series MELSECNET/H
What does F107 mean?
The network's baton pass mechanism has failed, resulting in a lost baton. This prevents proper communication and data exchange across the network.
Common Causes
- Faulty network cable
- Uninstalled terminating resistor on the network line
- One or more network stations are not powered on
Repair Steps & Checklist
Click steps to track your progress.
- 1
Inspect the entire network line for any faulty cables or physical damage
- 2
Verify the correct installation and integrity of all terminating resistors on the network bus
- 3
Confirm that all stations connected to the network are properly powered on
Verified technical data. Last updated: March 2026
Related Faults
Source: Mitsubishi Electric MELSEC Q-series MELSECNET/H