Step 1: Connect device with LaserGRBL Step 2: Input command M3 G1 F100 S100 then press ENTER send to your device like below, you device laser will turn on 10% power. FAQ: How is 10% power calculated? S value max = 1000, set S100 = 100/1000 = 10% power, set S1000 = set 100% power. …
How to Test Laser at GRBL Read More »
Step 1: Connect device with LaserGRBL Step 2: Manually move your device laser to center of work area, Then set step at 50, and click the direction button, like below FAQ: When I press the direction button, laser head not moving. Please check cable connection, If the problem still exists, please contact us. When I …
How to Test Motor at GRBL Read More »
For the content displayed on the screen, using screenshots is better than taking photos with a mobile phone, and the screenshots will be clearer For windows:
TIPS This tutorial is only applicable to NEJE 1/2/2S series devices Look for NEJE 3 device? Click here Please Note Because the firmware update software cannot be signed, you may be intercepted by your browser while downloading, or deleted by your antivirus software. If you cannot download the firmware update software, please add this software …
Firmware for NEJE 1/2/2S Series Device Read More »
This article will help you determine whether your laser has failed and where it has failed. This page is only applicable to the digital version laser module. How to distinguish? For Laser Module with Adapter Please do as follow: Normally: In step 1, the red LED on the adapter board will light up. After connecting …
Troubleshooting of NEJE Laser Module Read More »
When connecting lightburn or lasergrbl, you need to select the correct port to connect to the device. This is not a problem for most customers, because there is often only one port in ports list, but there are exceptions. Here will teach you how to identify your device port number. this PC->Properties->Device Manager->COM&LPT For NEJE …
Which Serial Port is My Device? Read More »
If your A40640 is damaged and similar to the figure below, we provide a repair method: Note: This fix applies only to N40640 v1.2 and v1.3 laser drives, You can find the driver version number on the other side of the driver board. Please note that when disassembling your laser, please remove the four screws …
How to fix my A40640 this issue? Read More »
What is feed rate? meaning of mm/sec and mm/min, please see here, You can simply think of it as cutting speed. What is burning time? The burning time is an original creation of neje. The image carving of neje is not controlled by G code, but by accurately controlling the time when the laser stops …
What’s the Meaning of Burning Time? What’s the Difference Between mS and mm/sec, mm/min? Read More »
Check out what you got : How to change control board for laser module? First, disassemble your laser drive and heat up your iron(may take 3 minutes) Add enough solder to make all 4 pins have solder, as shown in the figure below: Heat the four points at the same time, and gently lift the …
How to Change Control Board of N40630/A40640 Read More »
rename tips This page will help you locate the problem of your device. Stage 1: Power up Do as follow: Move the laser module of your device to the middle of the working range of your device by hand. Unplug power cable and usb cable. Disconnect laser module. Power up your device with power cable. …
Troubleshooting of NEJE 2S Series Device Read More »