PLCFX5UVerification pending — cross-check with the official manual
FX5U 4C12H — CPU module backup/restoration function error
Warning — monitor
CAUSE
Why does it occur?
• Reading/writing of data from/to an SD memory card completed with an error.
REMEDY · Step by step
How to fix it?
- • Check that an SD memory card is inserted, and execute the function again. • Replace the SD memory card, and execute the function again. • The backup data may have been corrupted
- Execute the data restoration function using another backup data
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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