NEJE A40630 High Power Laser Module User Manual

1. Introduction

This manual provides essential information for the safe and effective use of your NEJE A40630 High Power Laser Module. The A40630 module features FAC Spot Compression Technology, designed for high-precision engraving and cutting with CNC machines and DIY tools. Please read all instructions carefully before operation.

NEJE A40630 laser module with test board and sample engravings — NEJE A40630 Laser Module with digital tube display test board and examples of painted metal and film-coated stainless steel engraving.

2. Safety & Warnings

ADANGER: Laser Class 4 - VISIBLE LASER RADIATION. AVOID EYE OR SKIN EXPOSURE TO DIRECT OR SCATTERED RADIATION.

Failure to follow these instructions may result in damage to the product or personal injury.

Wear Goggles: Always wear appropriate laser safety goggles during operation.
Mind The Fire: Be aware of flammable materials. Laser operation can cause fires.
No Touching: Do not touch the laser directly or the laser beam.
Mirror Object: Avoid reflective surfaces that can redirect the laser beam.
Flammable Materials: Exercise extreme caution with flammable materials.
Eye Exposure: Avoid direct eye exposure to the laser beam during operation.
Harmful Gases: Some materials (e.g., PVC) may emit harmful gases when processed. Ensure proper ventilation and understand material characteristics before use.
Children Safety: Children under 14 years of age are prohibited from using this product. Children over 14 years of age require adult supervision.

Safety warning symbols for laser products — Compliance and safety symbols including Laser Class 4, Mind The Fire, Wear Goggles, No Touching, Mirror Object, CE, FC, and RoHS.

For engraving or cutting wood, fabric, leather, ceramics, stone, glass, metal, and other materials, the module has an average power < 5.5W, peak power < 7.5W, pulse duration > 10 us, and a wavelength of 440-455nm. Complies with DIN EN 60825-1: 2015-07.

3. Package Contents

Verify that all items listed below are included in your package:

NEJE A40630 Laser Module
NEJE Module Manual
Air Nozzle
Screws
4mm PVC Trachea (1m)
Cable Ties
NEJE Interface Switch / Transfer Board
4 pin cable (30cm)
3 pin input line (30cm)
Connector (M8 to M4)

Diagram showing all components included in the NEJE A40630 module kit — Contents of the NEJE A40630 Laser Module Kit.

4. Setup

4.1 Initial Preparation

Remove Protective Films: Before first use, ensure all protective films are removed from the device.

4.2 Connecting the Laser Module

Connect to Motherboard: Connect the laser module to the corresponding interface on your motherboard.

4.3 Adapter Board Instructions

The adapter board is used to work with the NEJE laser module. It provides multiple input options for control signals and power.

Wiring diagram for the NEJE laser adapter board — Wiring diagram for the Adapter Board. The green box is the output connect to NEJE laser module. The red box is the power and signal input (3 ways, choose one). The yellow box is the test button. Press the button, the laser will be on at full power.

Green Box: Output connection to the NEJE laser module.
Red Box (Input A, B, C): Power (DC 12V, 2A/3A/4A) and Signal (TTL, GND) input. Choose one of the three input options (A, B, or C) based on your control board (e.g., GRBL). The GND pin of your control board must connect to the adapter GND pin.
Yellow Box (Test Button): Press this button to turn the laser on at full power for testing purposes.

4.4 Digital Tube Display Test Board

The digital tube display test board allows you to monitor temperature and power, and provides PMW and TTL inputs.

Digital tube display test board showing connections and display — Digital tube display test board with connections for NEJE laser module, PMW+, PMW-, Temperature, Switch, and DC 12V. The display shows temperature and power. TTL input is 3.3V-12V.

5. Operation

5.1 Adjusting Focus

Adjust the Focus: Set the appropriate focus and parameters according to the tutorial. For detailed operations and optimal settings, refer to neje.wiki.

Diagram illustrating laser focus and cutting depth — High Precision Engraving Module: Easy focus at 0.04x0.04mm. Max cutting depth of 20mm with high verticality and clean edges.

5.2 Air Assist

For enhanced cutting performance and cleaner edges, especially with thicker materials, air assist is recommended. The NEJE A40630 supports air assist with a pressure range of 0.6–1.5 Mpa.

Diagram showing NEJE A40630 focus with air assist setup — NEJE A40630 focus with air assist. Focus is 17mm from the nozzle, with a 25mm distance from the module base to the material. Air assist pressure 0.6–1.5 Mpa for plywood <18mm.

5.3 Material Compatibility & Performance

The NEJE A40630 laser module is compatible with a wide range of materials for engraving and cutting. Below are examples and performance data:

Chart of various materials compatible with NEJE A40630 laser module — More Applicable Materials for professional DIY enjoyment, including Plywood, Kraft paper, Leather, Plastic, Black anodized aluminum, Corrugated board, Solid wood, Veneer, Bamboo, MDF board, Black acrylic, Stamp rubber, Canvas art, Non-woven fabric, Painted metal, Painted tile, Bone, Film-coated transparent acrylic, Film-coated stainless steel, Film-coated glass.

Detailed material compatibility chart for marking, craving, and cutting — Hundreds of Materials: Detailed compatibility for Wood Board Cutting, Kraft Paper Cutting, Black Acrylic Cutting, Plastic Engraving, Anodized Aluminum Engraving, Corrugated Board Cutting, Solid Wood Carving, Veneer Cutting, Bamboo Carving, MDF Board Engraving and Cutting, Cardboard Cutting, Stamp Rubber Carving, Canvas Art Engraving and Cutting, Non-woven Fabric Cutting, Painted Metal Engraving, Painted Tile Engraving, Stone Carving, Film-coated Transparent Acrylic, V2A Stainless Steel Engraving, Glass and Mirror Engraving, 3D Wood Engraving, Leather Engraving, Grayscale Engraving, EPE Cutting, Large Area Black Acrylic Cutting.

Note: The effects on glass, transparent acrylic, stainless steel, and ceramics may require additional processes to achieve optimal results.

Cutting Speed Examples:

Table of cutting speeds for various materials with NEJE A40630 — Cutting Speed for NEJE A40630 laser module. Data requires correct air assist (0.6-1.5Mpa) with LaserGRBL or LightBurn. LightBurn: 60mm/min=1mm/sec, S1000=100% Power.

Typical Cutting Speeds (NEJE A40630)
Material	Speed (mm/min)	Power	Passes
Plywood 2mm	160	S1000	1
Plywood 3mm	120	S1000	1
Plywood 4mm	100	S1000	1
Plywood 5mm	120	S1000	2
Plywood 8mm	120	S1000	3
Plywood 18mm	120	S1000	8
Birch Ply 3mm	240	S1000	1
MDF Board 3mm	120	S1000	2
MDF Board 5mm	120	S1000	4
MDF Board 8mm	120	S1000	5
Black Acrylic Plate 3mm	120	S1000	2
Black Acrylic Plate 5mm	120	S1000	4

6. Maintenance

After Use: Turn off the device and store it in a dry place. Keep away from children.

Regular cleaning of the laser lens and ensuring proper ventilation will help maintain optimal performance and extend the lifespan of your module. Avoid physical impact or contamination of the lens.

7. Troubleshooting

If you encounter issues, please refer to the official NEJE wiki for comprehensive troubleshooting guides and solutions: neje.wiki.

Common issues may include:

No Laser Output: Check power connections, signal connections, and ensure the test button on the adapter board functions. Verify protective films are removed.
Poor Engraving/Cutting Quality: Adjust focus, ensure correct parameters for the material, and check if air assist is properly connected and functioning for cutting tasks.
Overheating: Ensure adequate ventilation and that the fan on the laser module is operating correctly.

8. Specifications

Table of NEJE A40630 laser module specifications — Detailed specifications for the NEJE A40630 Laser Module.

NEJE A40630 Laser Module Specifications
Feature	Specification
Radiator Size	40x50x60mm
Weight	210g
Fan Speed	10600RPM (Double ball bearing)
Interface	PH2.0 4Pin
Drive Design	Built-in
Input	12V 3A
Optical Power	5.5W
Wavelength	450nm
Number of Diodes	1
Light Source	LD + C-Lens
Min Focus Spot Size	0.04 x 0.04mm
Temperature Sensing	YES
Power Adjustment Method	PWM duty cycle
PWM Input	3.3-12V, 0-20KHz
Continuously Working (CW)	Unlimited
Fan Speed Control	YES
Light Feedback	YES
Max Cutting & Carving Depth	18mm
Cutting Speed (Plywood 3mm, with air assist, clear edge)	120m/min 100% power from 1 pass
Brushed Stainless Steel	YES
Mirror Stainless Steel	YES

9. Warranty & Support

9.1 Warranty Information

Laser Module Warranty: 2 Years
Control System Warranty: 2 Years
Hardware Warranty: 1 Year

Warranty Statement: The conditions for NEJE's free after-sale policy require non-human disassembly, correct operation, and use in the appropriate environment. Damage resulting from incorrect voltage input or lack of maintenance (e.g., damaged lens) is not covered under the free after-sale policy.

9.2 Manufacturer Information

Manufacturer: Shenzhen Zhi xinjie Technology Co., Ltd.
Address: Building 1 Floor 5, ShanKeng Inner Ring Road No.6, ShanKeng Industry Park, ShanXia Village, PingHu Town, LongGang District, ShenZhen City.
EU Authorized Representative: Prolinx GmbH, Brehmstr.56, 40239 Duesseldorf Germany.
Service Website: neje.wiki

For further assistance or to view the full user manual in PDF format, please visit the official service website or refer to the provided PDF document: User Manual (PDF).