Description
In the control cabinet arg, drive unit at unit position arg is a chain connection SMB drive unit, and the corresponding directly connected SMB master drive unit on the drive link (link position arg ) before connecting.
Consequences
The system enters a system fault state.
Possible causes
The chain-connected SMB drive unit is connected before the direct-connected SMB drive unit on the drive link.
Recommended actions
- Modify the sequence of chained connections SMB drive unit so that all SMB links are connected first to direct SMB drive unit and then to chained connections SMB drive unit in the same order as on the drive link.