Issue description
The software prompts "Main control board disconnected", and the error code indicates "BOARDS_ELEMENT_NOT_FOUND.motion_gd470". It means the main control board in the device is disconnected and not working.

Possible causes
- The firmware and software are not the latest version.
- The main control board is faulty.
Troubleshooting procedures
1. Restart the device
2. Check the firmware and software
Update the firmware and software to the latest version. And then restart the device.
3. Check the main control board
If the main control board is faulty, replace it with a new main control board.
Still experiencing issues?
Should the issue persist after completing the preceding steps, submit a ticket via the "Submit a Ticket" button in the "Help Ticket" section below. The standard response time for xTool Customer Service is one business day.
For a prompt resolution, please include the following details:
- Issue description: A detailed explanation of the observed problem.
- Video evidence: Attach a video demonstrating the issue, where applicable.
- Device information: Follow the steps to find the SN and export the work log.

- Troubleshooting performed: Any troubleshooting steps you have already attempted, along with their results.
This information is crucial for xTool technical support engineers to provide timely assistance.
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