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What can cause an INF4 fault on the ATV61 and ATV71 drives?

Published date: 01 July 2019

 INF4 fault 

Product Line:
ATV61 and ATV71 drives


INF4 is an Internal Zone Fabrication Error which is caused by incoherent internal data on the EEPROM. 

* Recalibrating the drive using the diagnostic menu. (This option is only available for the field services techs)
* Change the control bloc or power board.


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