PLCFX5UVerification pending — cross-check with the official manual
FX5U 3005H — Boot function execution error
Warning — monitor
CAUSE
Why does it occur?
• A mismatch between the security information of the boot source file and that of the boot destination file was detected during booting.
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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