Description
The drive system communication link is broken.
Consequences
The robot cannot move. The system cannot operate until the fault is corrected, and the system will enter the "system interruption" (SYS HALT) state.
Possible causes
The drive system communication link between the host computer and the drive system may be damaged, not connected, or not connected correctly.
Recommended actions
Check that the drive system communication link between the host computer and the drive system is properly connected.