Bosch Rexroth · Motion Control
The specified axis ('%s') is not ready for switchover to SERCOS phase 3, due to missing or incorrect identification number S-0-0021. This fault (covering codes 833-834 and 836) indicates the drive rejects the phase change because of parameter validation issues. It is a servo loop or drive fault.
Click steps to track your progress.
Read out ident number S-0-0021 of the affected axis.
Correct any missing or wrong value for ident number S-0-0021.
Initiate a new SERCOS startup after correcting the ident number.