Remedy: In the parameter setting, see if the laser type is correct, it is the main cause of continuous illumination failure.
Remove the control line (nine core wire) from the power supply and press the button to analyze whether it is a power supply or a motherboard failure.
Pull the nine core control line to see if there is any control line loose. The connection is not reliable.
The shot is normal, indicating that the power supply is fault free.
The shot is not normal, indicating that there is a problem with the power supply.
Check if the water circulation is normal, if there is no water flow sometimes, and if there is any problem with the water protector.
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