1. Introduction
This manual provides essential instructions for the safe and efficient operation of your OMTech 20W Autofocus Fiber Laser Marking Machine. This device is designed for precise engraving and marking on a variety of materials, including metals, plastics, stone, gold, and leather. Please read this manual thoroughly before initial use and retain it for future reference.
2. Consignes de sécurité
AVERTISSEMENT: This product contains a Class 2 laser with 0.874 mW output power. Direct exposure to the laser beam may cause eye injury. Always wear the provided laser safety goggles during operation. Never look directly into the laser beam or at reflections. Ensure the work area is well-ventilated. Keep children and unauthorized personnel away from the machine during operation. Disconnect power before performing any maintenance or adjustments.
3. Contenu du colis
Vérifiez que tous les éléments énumérés ci-dessous sont présents dans votre colis :
- Boîtier de commande avec bras laser
- Colonne de soutien
- Lunettes de protection laser
- 11.8 inch Ruler
- Positionner les barres de verrouillage
- Jeu de clés hexagonales
- Clé USB
- Clés laser
- Vis d'installation
- Cordon d'alimentation
- Câble USB
- Terminal de contrôle à distance
- Tournevis

4. Installation
Follow these steps to set up your laser marking machine:
- Déballer les composants : Retirez soigneusement tous les composants de l'emballage.
- Attach Support Column: Connect the support column to the worktable base. Secure it firmly using the provided screws and hex wrench.
- Mount Laser Arm: Fix the laser arm to the support column. Adjust its position based on your project needs and secure it.
- Connecter la télécommande : Plug the remote control cable into the designated port on the machine's rear panel and secure it.
- Connectez le câble USB : Connectez le câble USB de la machine à votre ordinateur.
- Connectez le cordon d'alimentation : Branchez le cordon d'alimentation à la machine, puis à une prise électrique mise à la terre.
- Insert Laser Key: Insert the laser key into the key switch on the front panel.
5. Mode d'emploi
This section covers the basic operation of your OMTech Fiber Laser Marking Machine.
5.1 Mise sous tension et vérifications initiales
- Assurez-vous que toutes les connexions sont sécurisées.
- Turn the laser key to the ON position.
- Press the Emergency Stop button to release it if it is engaged.
- Press the Fiber Laser button to activate the laser.
5.2 Fonction autofocus
The machine features an automatic focusing system for precise engraving.
- Placez votre matériau sur la table de travail.
- Press the 'Autofocus' button on the control panel. The laser head will automatically adjust its height to achieve optimal focus.
- Alternatively, use the 'Head Up' and 'Head Down' buttons for manual fine-tuning if needed.

5.3 Software Connection (LightBurn)
Your OMTech laser engraver is compatible with LightBurn software. Follow these steps to connect:
- Open LightBurn software on your computer.
- Go to 'Devices' and click 'Find My Laser'.
- Ensure your machine is connected via USB.
- LightBurn will scan for connected devices. This may take a few moments.
- Once identified, click 'Add Device'. You may rename the device for easier identification.
- Select your laser origin (e.g., Front Left, Rear Right) and click 'Finish'.

5.4 Engraving with Rotary Axis (Optional)
If your model includes a rotary axis or you have purchased one separately, you can engrave cylindrical objects.
- Connect the rotary axis to the designated port on the machine.
- Place the cylindrical object securely in the rotary axis chuck.
- Adjust software settings for rotary engraving.
6. Compatibilité matérielle
The OMTech 20W Autofocus Fiber Laser Marking Machine is suitable for engraving and marking on a wide range of materials:
- Metals: Stainless Steel, Gold, Silver, Brass, Iron, Titanium, Aluminum, Copper
- Plastics: ABS
- Stone: Marble, Granite, Stone
- Other: Leather, Wood (for marking, not cutting)

7. Entretien
Regular maintenance ensures optimal performance and longevity of your laser marking machine.
- Nettoyage des lentilles : Periodically inspect and clean the laser lens using a soft, lint-free cloth and lens cleaning solution. Avoid abrasive materials.
- Nettoyage du poste de travail : Keep the workbed clean from debris and dust to ensure proper material placement and prevent interference with the laser path.
- Ventilation: Ensure the machine's ventilation openings are clear and unobstructed to prevent overheating.
- Inspection des câbles : Regularly check all cables for any signs of wear or damage. Replace damaged cables immediately.
- Mises à jour logicielles : Keep your LightBurn software updated to the latest version for improved features and compatibility.
8. Dépannage
Cette section aborde les problèmes courants que vous pourriez rencontrer.
- La machine ne s'allume pas :
- Vérifiez que le cordon d'alimentation est bien branché à la fois à la machine et à la prise de courant.
- Ensure the power switch on the machine's rear panel is in the 'ON' position.
- Verify the laser key is inserted and turned to the 'ON' position.
- Check if the Emergency Stop button is released.
- Laser non fonctionnel :
- Confirm the Fiber Laser button is pressed.
- Ensure the software is correctly connected and sending commands.
- Check for any error messages in the software.
- Mauvaise qualité de gravure :
- Verify the autofocus function has been performed correctly, or manually adjust the focus.
- Assurez-vous que le matériau est plat et bien positionné sur le plan de travail.
- Check software settings (power, speed, frequency) for the specific material being used.
- Nettoyez la lentille laser si elle paraît sale.
- Problèmes de connexion logicielle :
- Assurez-vous que le câble USB est correctement connecté.
- Redémarrez à la fois la machine et votre ordinateur.
- Re-run the device discovery wizard in LightBurn.
- Install the latest drivers for your machine, usually found on the provided USB flash drive or the manufacturer's website.
9. Spécifications
| Fonctionnalité | Spécification |
|---|---|
| Puissance du laser | 20 W |
| Laser Source Lifespan | Plus de 100,000 heures |
| Précision de la gravure | ±0.01 mm |
| Zone de gravure | 4.3" x 4.3" (110 mm x 110 mm) |
| Vitesse de gravure maximale | 10,000 mm/s |
| Dimensions (L x l x H) | 26.8" x 13.4" x 28" |
| Cours de laser | Classe 2 |
| Puissance de sortie | 0.874 mW |
| Compatibilité logicielle | LightBurn, EzCad |
| Fabricant | OMTech |
| Numéro de modèle | LYF-20W |



10. Garantie et assistance
OMTech provides comprehensive support for your laser marking machine:
- Assistance pendant deux ans : Votre produit bénéficie d'une garantie de deux ans.
- Assistance technique basée aux États-Unis : Access to technical support located in the United States for quick assistance.
- Service client en ligne 24h/24 et 7j/7 : Round-the-clock online customer service is available for inquiries and assistance.
Pour obtenir de l'aide supplémentaire, veuillez consulter le Boutique OMTech sur Amazon ou contactez directement le service client.