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What would cause you not to be able to change motor data settings in the ATV320 drives?

Issue:
What would cause you not to be able to change motor data settings in the ATV320 drives?

Product Line:
Altivar 320 

Environment:
All 

Cause:
Function blocks are running the back ground you will need to stop the function blocks. 

Resolution:
FbM- [FUNCTION BLOCKS] (continued)
FbCd

[FB Command]
Allows to start and stop the function blocks manually.
StOP
Strt
[FB Command] (FbCd) is forced to [Stop] (StOP) if there is no valid function blocks application in the drive memory.
[FB Command] (FbCd) is set to [Start] (Strt) when the function blocks application switch to Run according to
[FB start mode] (FbrM) configuration.
Note: As soon as the function blocks are started, the drive is considered as in running state and the modification of configuration
parameters is no longer possible.
[Stop] (StOP): Function blocks application Stop command
[Start] (Strt): Function blocks application Start command
 
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