Machine has spark
Poor electrical contact, or the air is too damp.You should connect the wire, clean the dust, keep air ventilate and dry.
Engraving blurred image
Put the focusing mirror back or wrong focusing length.You should square the lens. Adjust to the specified focal length.
The engraving thikness is small
A. Adjust the light path to make sure the light is at the center B. Check the lens. and make sure they are clean
Turn on the switch of machine , but is does not work
A.Check the power lines .it is connecting or not . B. Check the scram button , make sure it is closed
Engraving depth is not uniform
A. Close the machine and after 1 hour start it check if there is water in water pipe. B. Check the light path , and adjust it( refer to vedio of adjusting light )
Connect computer to machine with date lines but it does not work
A. Check the date lines , do not use long date lines . B.Check the USB port . It works or not C. Check the date line and Softdog . make sure they all are plugged into computer