C281 Robot State Machine
You may find the following links helpful in addressing this issue:
- How to perform a complete reboot
- Find a distributor page
If you unable to resolve the issue, log in to http://myUR.universal-robots.com and create a new case.
C281A0 Critical error
A critical State Machine error occurred
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A3 {deviceName} joint entered the Fault State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A4 {deviceName} joint entered the Violation State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A7 Teach Pendant entered the Fault State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A8 Teach Pendant entered the Violation State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A9 {deviceName} joint moved too far before robot entered RUNNING State
A Joint moved more than the permissible range during the Brake Release procedure.
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Ensure the mounted payload, TCP, and CoG matches your configuration, (C) Update software, (D) Contact your local Universal Robots service provider for assistance
C281A14 IMMI entered the Fault State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A15 IMMI entered the Violation State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A16 {deviceName} joint did not reach correct state before timeout was exceeded
The robot is not in the expected state. An issue occured during the state transition.
Try the following actions to see which resolves the issue: (A) Update software, (B) Contact your local Universal Robots service provider for assistance
C281A17 {deviceName} joint entered the Brake Failure State
The joint brake system failed to engage while powering down the robot.
Keep the robot powered on and contact your local Universal Robots service provider for assistance
C281A18 Not all joints reached parking within the expected time of {unsigned} ms
One or more joints did not transition to parking within the time allowed from when the first joint began to park
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A20 {deviceName} joint entered the Critical Fault State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance
C281A21 Tool entered the Fault State
The tool has entered the Fault State
Try the following actions to see which resolves the issue: (A) Conduct a complete rebooting sequence, (B) Update software, (C) Contact your local Universal Robots service provider for assistance