Got 3 bad run. Expected effect: Why? 450nm laser is not suitable for engraving on light colored materials. 450nm laser is easier to reflect than 405nm laser. When most of the energy is reflected, it cannot be engraved. Why is the missing piece by piece When a piece has been burned, it will be easy …
Disassemble your control board from your device. The version mark usually marked on the front of the board. The following are examples of neje 2S and neje 2S max. the version of neje 2S control board in the figure is v1.1, The version of neje 2S Max control board is v2.0
Please note : This artical is only applies to NEJE 2S series device. Before testing, you need to know abot GRBL homing Step 1: Connect device with LaserGRBL Setp 2: Press homing button to start homing. FAQ: Homing button is not showing For NEJE Master 1/2 series device, auto homing is not supported, please homing …
Please note : This artical is only applies NEJE 2 and NEJE 2S series device. 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 …
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 whether the connecting wire of the motor is reliable, unplug the connecting …
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:
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 …
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 …
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 »
Tips: Welding requires some skills. I suggest you take a look at the following video: Link First, disassemble your laser drive 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 control board with your left hand. …