

- RAY5 Quick Start Guide
- RAY5 20W Beginner Tutorial

- Firmware is being optimized



- Clean the hotend
- Install the Dual Blower Kit
- Replace the driver chip
- Replace Nozzle Kit
- USB cable covering one pin
- Replace Filament Sensor
- Replacing the extruder gear
- Installation Filament Guide
- Adjust the Z-axis limit switch
- Adjust line order
- Replace the mainboard
- Check the fan
- Swap mainboard fan port test
- Multimeter measuring aluminum substrate
- 3D Printer leveling tutorial
- BL Touch Tutorials
- How to deal with E extruder gear abnormally
- LongerWare (Windows) V1.39
- LongerWare (Mac) V1.38
- Chitubox (Windows) V1.7.0 2020-9-30
- Chitubox (Mac) V1.7.0 2020-9-30
- Chitubox (Linux) V1.7.0 2020-9-30
- Lychee V3.1.2 2020-11-2
- Configuration file to Chitubox (Below V1.8.2 Version)
- Configuration Files to Chitubox
- Plugin files to Chitubox-Linux
- Plugin Files to Chitubox-Windows 64 Bits
- Plugin Files to Chitubox-Windows 32 Bits
- Plugin Files to Chitubox-MacOS
- Guidelines of Plugin




- Replace hotend components without soldering iron
- Adjust X Y Z axis
- Replace the 4010 fan on the motherboard side 1
- Turn off the no filament alarm function
- Check the main board and switch power supply
- How to solve error 8 error 10 of LK4Pro
- How to solve error 0 of LK4Pro
- How to fix the printing process is cancelled after pre-heating of LK4PRO
- How to remove Teflon tube
- How to keep the base of the machine from shaking (leg problems)
- How to solve error 1 of LK4Pro
- Printing stops abnormally After resetting cooling is over
- Calibrate E step

- Because there's several version firmware, please contact our support team first before update at support@longer3d.com

