Error code
Yaskawa All models code 840
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Meaning
Encoder Data Error(Detected on the encoder side.)
Member details
Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.
View details as a memberPossible causes
The encoder malfunctioned
Solution
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Address of this page: https://www.remfixit.com/tr/yaskawa/tum-modeller/840