Replacing the Laser Fan on Ray5 mini/miniS

The laser fan plays a crucial role in cooling the laser module during operation. A malfunctioning or noisy fan can lead to overheating, reduced engraving performance, or even hardware damage.

This guide explains how to safely replace the laser fan on different Ray5 mini/miniS models to ensure proper cooling and stable performance.

Tools Required

• 2mm hex wrench
• Replacement laser fan
• Small container (for storing screws and washers)

Step-by-Step Instructions

1. Ray5 mini/miniS 2.5W / 3.5W

① Remove the Fan

• Use a 2mm hex wrench to loosen the screws
• Be careful to keep the four 1mm black washers (do not lose them)

② Disconnect the Cable

• Unplug the fan cable from the mainboard
• Carefully remove the fan

③ Install the New Fan

• Route the new fan cable through the lower-left corner
• Connect the cable to the mainboard

④ Secure the Fan

• Place the four washers between the fan and the frame
• Tighten the screws to secure the fan in place

2. Ray5 mini/miniS 5.5W / 10W

① Remove the Fan Assembly

• Use a 2mm hex wrench to loosen the screws
• Carefully remove and keep track of:
  • Four 8mm standoffs
  • Four 12mm standoffs

② Disconnect the Cable

• Unplug the fan cable from the motherboard
• Remove the fan

③ Install the New Fan

• Install the new fan in position
• Connect the fan cable to the motherboard

④ Cable Routing

• Route the cables along the profile groove
• Ensure the fan cable is positioned at the back of the laser module

⑤ Reassemble the Structure

• Place the 8mm standoffs between the fan and the motherboard
• Place the 12mm standoffs between the motherboard and the transparent acrylic panel
• Secure all components with screws

⚠️ Make sure the transparent acrylic panel is correctly oriented to align with the laser module connector

Mini:

MiniS:

Conclusion

Replacing the laser fan is an important maintenance task to ensure proper cooling and stable operation of your Ray5 mini/miniS. By following the correct installation steps for your specific model, you can restore efficient heat dissipation and maintain optimal engraving performance.

Regular inspection of the fan and cooling system helps prevent overheating and extends the lifespan of your laser module.