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The display screen is an important part of the LONGER Ray5 10W and Ray5 5W laser engravers, allowing users to control machine settings and monitor operation status. If the display screen becomes damaged, unresponsive, or stops working properly,...

Introduction If your LONGER Nano Series laser engraver cannot connect to LightBurn or LaserGRBL, or your computer does not recognize the machine, the issue is usually related to the USB connection, driver installation, software configuration, or communication settings....

Using an SD card allows you to perform offline engraving on your LONGER Ray5 10W or 5W laser engraver without connecting the machine to a computer. However, you may sometimes encounter issues such as the SD card not...

Your Ray5 Series machine may occasionally display an alarm during engraving. In most cases, the machine is not damaged. The alarm is usually caused by limit switches, coordinate settings, overscan, or normal machine operation. This guide explains the most...

The flame sensor and motion sensor are built-in safety features on the Ray5 laser engraver, designed to protect both the machine and the engraving process. In some cases, these sensors may trigger unexpectedly due to environmental conditions, incorrect...

Before using your Longer laser engraver, make sure the required CH340 driver is installed correctly. A missing or incorrect driver may prevent your computer from recognizing the machine in LightBurn, LaserGRBL, or LaserBurn. This guide shows you how...

Introduction The mainboard is one of the most important components inside a laser engraver. It controls communication between different machine components and ensures stable operation. If the mainboard of your LONGER Ray5 10W or Ray5 5W laser engraver...

Introduction Proper laser focus is an important step for achieving clear engraving results and efficient cutting performance. A correctly focused laser beam helps create sharper lines, better details, and more consistent engraving results. The LONGER B1 laser engraver...

Unusual motor noise on the Longer Ray5 10W / 5W laser engraver may affect engraving accuracy and machine performance. This guide explains common causes of motor noise and provides step-by-step troubleshooting methods. Step 1: Identify the Type of...