Prohibit to plug or unplug the USB cable in an energized state! Otherwise it'll cause to burn electronic components.
Correct steps:
Step 1, plug the USB cable;
Step 2, open the software (to establish communication connection);
Step 3, turn on the laser power;
Step 4, start working.
Step 5, after working, turn off the laser power first, then quit the software;
If you want to unplug the USB, you must turn off the power and quit the software.
LCM2019 laser engraving machine comes from “open source laser engraving machine” project. As it uses a comparative small power 500mw laser, its market position is a DIY gadget, It is not applicable to batches of cutting materials or production.
Applicable materials for engraving : wood, some plastics, paper, ox horn, leather, pearl wool and so on.
Applicable materials for cutting : paper, slim wood sheet, sticky note and pearl wool.
Inapplicable materials: metal, stone, ceremics, jewellery and jade,reflecting materials , transparent and semi-transparent materials.
