•   Maintenance
•       Laser engraving machine
•       Laser cutting machine
•       Laser marking machine
•       Supporting facility
•   Repairing of Common Failures
•       Laser engraving machine
•       Laser cutting machine
•       Laser marking machine
•   Learning Cente
•   Software Download

Whether the serial port and the engraver had been connected reliably with serial cable.

Whether the setup of output port of the software is consistent with the actual need.

There is conflict with the serial port of the computer. Exchange the serial port 1 with 2.


The USB driver was not properly installed and the USB cable is problematic.


The main board is problematic.