PLCFX5UVerified · sol.ls-electric.com
FX5U 2400H — Module verification error
Alarm — operational, inspection needed
CAUSE
Why does it occur?
Cannot read from or write to data memory.
REMEDY · Step by step
How to fix it?
Format the data memory or replace the CPU module.
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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