What can cause Err1 on ATV212 or ATV21 drive?

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Issue:
What can cause Err1 on ATV212 or ATV21 drive?

Product Line:
ATV212
ATV21

Environment:
All environments

Cause:
Setting the Refrences to the same number

Resolution:
This is a Speed Reference Fault. It indicates an incorrect setting in F201, F202, F203, F204 OR F210, F211, F212, F213.

Verify these parameters, and set them properly.
Default settings are:
F201 = 0%
F202 = 0Hz
F203 = 100%
F204 = 50/60Hz

F2010 = 0%
F2011 = 0Hz
F2012 = 100%
F2013 = 50/60Hz