¶
20W/40W Laser Module
Flashing red light on Ray before or during a job
Successful run boundary but laser job initiation failure
Troubleshooting guide for 20W/40W laser overheating warnings and fan malfunction
¶
Controller
How to resolve firmware update failures
Troubleshooting guide for Ray Wi-Fi connectivity problems
Ray can't establish a serial port connection with Luban
¶
Others
How to troubleshoot Ray issues using serial commands
Indicator light meanings