Laser marking machine common problems and solutions

1.No laser when marking
①EZCAD is in demo mode: USB control board didn’t start.
②Laser switch button didn’t press or it is broken.
③Whether the laser type,parameter and port setting is right or not.
④Workpiece is not in the focus, please adjust the lifting.
⑤Check the power supply, the input port 220V, the output port 24V.
⑥Check the USB wire between control card and computer is ok or not.
⑦Check the green led on the control card is lit up or not, if not, check the power supply for the control card, the input port 220V, the output 5V.
2. The laser beam is weak when marking
①The power% is low: Increase the Power% in the right of parameters column.
②Workpiece is not in the focus, please adjust the lifting to the focus.
③The field lens has many dust: clear it by alcohol,don’t scratch the coating of lens.
④The lifetime of laser source: excessive long using time leads to power decline or loss.
3.No red light when click“light F1”
①EZCAD software parameter port setting: The red light pointer output is“0”or not.
②The connecting from red light wire to 15 pin soldering, 15 pin port with CON4 port on control card, whether it is correct or not.
③The red light component is broken.
4. It can’t find the dog driver when marking
①Open the device manager and check whether the dog driver (Senselock)is installed ok or not.
②The control card doesn’t match with the dog driver, or the control card is broken.
5. It can’t find the LMC control board when marking
①Open the device manager and check whether the LMC control board(Senselock)is installed ok or not.
②The green led on control card is lit up or not, 5V power supply is normal or not, the wire soldering is correct or not.
③The USB wire connecting with computer is ok or not.
④The control card is broken
6. Computer doesn’t start
LCD doesn’t display any characters:
①Memory stick loose, unplug the memory stick and wipe it,then plug it tightly.
②Computer start switch is broken.
③Computer power supply is broken.
④Motherboard damage.
LCD displays but cannot enter the system:
①Windows system damaged, install the new system.
②CPU fan doesn’t work.
③Hard disk interface is loose or damaged
④Drive connector is loose or damaged