PLCFX5UVerification pending — cross-check with the official manual
FX5U 1911H — Update error
Trip — immediate stop
CAUSE
Why does it occur?
• The module to be updated is not connected to a correct position.
REMEDY · Step by step
How to fix it?
Continue
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
Open official manual ↗CALLBACK
Request an expert callback
A 12-year automation/SI engineer responds directly. Reply within 1–3 business days.