This article is only applicable to neje 2 / 2S series device, rename tips.
Connect to device：
Download and install LaserGRBL, then connect to device. How to ?
Test your motor :
Test your motor by click this link: How to test motor at GRBL?
Test laser module :
Test your laser by click this link: How to test laser at GRBL?
Test homing :
Test homing by click this link: How to test homing at GRBL?
Work test :
Download this test file, and load it at LaserGRBL, then start work.
Test stability :
If your device stop working at middle of work or fails to complete the work, it is recommended to do stability test.