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Longer RAY5 Laser Engraver User Manual
Model: Longer RAY5 5W Basic
Brand: Longer
1. Introduction
Welcome to the user manual for your Longer RAY5 Laser Engraver. This document provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your device. The Longer RAY5 is a high-precision laser engraver designed for various materials, offering advanced features for both hobbyists and professionals.
2. Safety Precautions
Always prioritize safety when operating the laser engraver. Failure to follow safety guidelines can result in serious injury or damage to the equipment.
- Eye Protection: Always wear the provided safety glasses or equivalent eye protection when the laser is active. Direct exposure to the laser beam can cause permanent eye damage.
- Thermal Protection: The machine is equipped with a thermal protection feature that stops operation if it detects a flame or overheating in the engraving area. Do not override this feature.
- Movement Protection: The device will automatically shut down if abnormal shaking or movement is detected during operation. Ensure the engraver is placed on a stable, level surface.
- Ventilation: Operate the engraver in a well-ventilated area to dissipate fumes and smoke produced during engraving.
- Material Compatibility: Only engrave materials suitable for laser engraving. Avoid highly reflective, flammable, or toxic materials.

Figure 2.1: Overview of the 5 safety protections integrated into the Longer RAY5.

Figure 2.2: Essential eye protection for safe operation.
Thermal Protection Demonstration
Video 2.1: Demonstrates the thermal protection feature of the Longer RAY5, showing how the machine alerts and stops when a flame is detected.
3. What's in the Box
Upon unboxing your Longer RAY5 Laser Engraver, ensure all components are present and undamaged. Refer to the packing list provided with your product for a complete inventory.

Figure 3.1: The Longer RAY5 Laser Engraver and included accessories.
Key Components:
- Longer RAY5 Laser Engraver Frame
- 5W Laser Module
- 3.5-inch Color Touch Screen Control Panel
- Power Adapter and Cables
- Safety Glasses
- USB Cable
- TF Card (with software and test files)
- Assembly Tools and Screws
- Sample Materials for Testing
4. Setup
Follow these steps to set up your Longer RAY5 Laser Engraver. For detailed visual instructions, please refer to the official installation manual PDF and the provided video tutorials.
4.1 Assembly
Assemble the main frame components according to the included installation manual. Ensure all screws are tightened securely for stable operation.
For a comprehensive guide on assembly, please refer to the Installation Manual (PDF).
4.2 Software Installation & Firmware Update
Install the necessary engraving software (e.g., LaserGRBL, LightBurn) from the provided TF card or official website. It is recommended to update the firmware to the latest version for optimal performance and new features.
Limit Switch Installation Guide
Video 4.1: Step-by-step guide on installing upgraded limit switches for RAY5 5W and 10W models.
5. Operating the Engraver
The Longer RAY5 offers intuitive controls and versatile connectivity options for your engraving projects.
5.1 High-Precision Engraving
The laser engraver utilizes advanced compressed laser technology, resulting in a fine laser spot size of 0.08*0.08mm. This allows for exceptional engraving accuracy of up to 0.01mm and a processing speed of up to 10,000mm/min.

Figure 5.1: Enhanced precision with upgraded compressed laser technology.

Figure 5.2: Faster working speed for increased efficiency.
5.2 Intelligent Touch Screen & Connectivity
The 3.5-inch intelligent color touch screen provides an easy-to-operate interface, allowing direct control of the machine without needing a computer for basic operations. It supports USB, TF Card, WiFi, and APP connections, enabling offline operation.

Figure 5.3: Efficient operation via the intelligent touch screen.

Figure 5.4: Multiple connection options and wide software compatibility.

Figure 5.5: The 32-bit ESP32 chipset ensures stable and smooth performance.
5.3 Engraving Capabilities
The Longer RAY5 is capable of engraving and cutting over 200 types of materials, including wood, metal, glass, leather, and more. Its versatility allows for a wide range of creative projects.

Figure 5.6: Examples of diverse materials and projects possible with the Longer RAY5.
Engraving a Jewelry Box
Video 5.1: Shows the Longer RAY5 laser engraver in action, cutting and engraving intricate designs for a wooden jewelry box.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your laser engraver. Keep the laser module and rails clean from dust and debris.
6.1 Laser Head Fan Replacement
Periodically check the laser head fan for any blockages or reduced performance. If necessary, replace the fan to maintain proper cooling of the laser module.
How to Replace the Laser Head Fan
Video 6.1: Detailed instructions on replacing the laser head fan for Longer RAY5 5W/10W models.
7. Troubleshooting
This section addresses common issues you might encounter and their potential solutions.
7.1 Thermal Protection Triggered
If the thermal protection is triggered, the machine will stop and display an error message. This indicates overheating or detection of a flame. Immediately inspect the engraving area for any fire and ensure proper ventilation. Restart the machine after the area is clear and safe.
7.2 Abnormal Movement Detection
If the machine detects abnormal movement, it will pause operation. Ensure the engraver is on a stable surface and that no external forces are interfering with its movement. Check for any loose belts or obstructions on the rails.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Longer |
| Model Number | Longer |
| Laser Output Power | 5W |
| Laser Spot Size | 0.08*0.08mm |
| Engraving Accuracy | 0.01mm |
| Working Speed | Up to 10,000mm/min |
| Working Area | 15.75"x15.75" (400x400mm) |
| Chipset | 240MHz ESP32 (32-bit) |
| Touch Screen Size | 3.5-inch Color |
| Connectivity | USB/TF Card/WiFi/APP |
| Power Source | Corded Electric |
| Voltage | 110 Volts |
| Item Weight | 9.43 pounds |
| Product Dimensions | 24.02 x 26.38 x 7.87 inches |
| Sound Level | 40 dB |
9. Warranty & Support
Longer provides comprehensive customer support and technical assistance for your RAY5 Laser Engraver.
9.1 Customer Service
We offer lifetime technical support and 24-hour professional customer service. If you have any questions or encounter issues, please feel free to contact Longer's customer support team.
- Technical Support Hotline: (+1) 888-575-9099
- Operating Hours: Mon-Fri: 9:00am-6:00pm (EST, UTC-5), Sun-Thu: 8:30pm-7:00am (EST, UTC-5)

Figure 9.1: Longer's commitment to strong after-sales support.
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