Omtech LYF-20MP User Manual page 55

7.1 Common Problems
Problems
The driver installation
failure
No Laser Output
No Engraving despite
Laser Output
Other Laser Errors
No/Too light red dots
from the red-light guider
Deformed preview or
engraved patterns
Solutions
Make sure you are using an authentic Windows system; if not, use
another computer loaded with the right software.
Use a different data cable.
The computer port or its board has a problem; try with another
computer.
Correct the focus by adjusting the height of the laser arm.
Correct the software parameters if they are invalid or mistaken.
Have a technician fix or establish the connection between the laser
and the mainboard.
Have a technician fix or establish the connection between the laser
and its power supply.
If either the fiber laser source or its power supply malfunctions,
have a technician replace them.
Confirm that the material can be safely engraved with this device.
Correct the focus by adjusting the height of the laser arm.
Adjust the software parameters to create greater intensity.
Have a technician check the control panel, scanning lens, and its
power supply. Correct any problems or replace the part.
Have a technician check the fiber laser source and the mainboard.
Correct any problems or replace the part.
Adjust the focal length.
If it still doesn't work, contact our customer service.
Check and fix the parameters. See
on Page 25.
If it still doesn't work, contact our customer service.
50
§4.5.4 Configuring Parameters