When the machine is connected to Luban, you can export the system logs of Ray to the microSD card. Then, you can access the log files on your computer using a microSD card reader.
Connect Ray to Luban via the serial port or Wi-Fi.
Make sure the microSD card has been inserted into the machine.
In Luban's Workspace, click Machine Log in the top menu bar.
In the pop-up window, click Export to export the logs to the microSD card.