PLCFX5UVerification pending — cross-check with the official manual
FX5U 3018H — Data restoration function execution error
Warning — monitor
CAUSE
Why does it occur?
• The status (such as programs, parameters, and file structure) of the CPU module differs from that of when the data backup function was executed.
REMEDY · Step by step
How to fix it?
Stop
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.
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