Issue:
Customer has 2 or more ATV630 drives in master/slave configuration that will not start when the run command is issued.

Product Line:
ATV630 series drives.

Environment:
Master/Slave funtion active.

Cause:
Run command sequence incorrect.

Resolution:

On the ATV630 drives configured for master/slave configuration, it is necessary that the run command be present on all slave devices before  arun command is issued to the master drive.   If a run command is issued to the master drive before all slave devices have a command the drives will not start.