1. First of all, when the machine is running, the cooling fan of the laser set itself will
have a certain noise.
2. Check whether the table is flat.
3. Check whether the machine screws are loose or fall off.
4. Check whether there are foreign objects on the guide rail, you can remove the
belt and slide the guide rail by hand to observe whether there is a jamming
phenomenon, and add the right amount of lubricant to the guide rail if possible.
Q3. Noise during the operation of the machine
1. Check whether the changeover switch is switched to "Y" axis position.
2. Check whether the Y-axis motor wiring is loose at both ends.
3. If possible, use a multimeter to measure the output voltage of the motor port on
the main board.
Q4. Y-axis moving abnormally or not moving
After installing the belt, twist the top wire on the tensioner to adjust the belt tight-
ness, twist clockwise to tighten the belt, twist counterclockwise to loosen the belt,
and keep the belt tightness on both sides of the Y axis.
Q5. How to adjust the belt tightness
This switch is a rotary module toggle switch, toggle to the left for normal engraving
position, toggle to the right for rotary module position, rotary module can be direct-
ly connected to the socket with "RM" logo next to it.
Q6. What is the function of the switch at the back of the engraving machine?
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