Check your microSD card on your computer. If the firmware file has changed its extension to .CUR (e.g., Robin_nano.CUR ), the update was successful, and the board has "cured" (installed) the file. Common Troubleshooting Tips
), follow the steps below. The printer typically uses the motherboard. Quick Update Guide
By following these steps, you can significantly enhance your 3D printing experience on the Two Trees Sapphire Pro.
Many users want to add auto-leveling sensors like the BLTouch. Updated firmware is mandatory to enable this functionality SHUI Wiki .
Features like mesh bed leveling, filament runout detection, and advanced PID tuning are easier to manage with custom firmware. two trees sapphire pro firmware upd
Go to Settings > About to confirm the firmware build date.
It looks like you’re asking for a paper or document related to . However, the phrase “two trees sapphire pro firmware upd” appears to be a partial or informal request.
: Format the card to FAT32 with a 4096-byte allocation size . Standard Windows quick formatting works perfectly.
The (often referred to as the SP-3) is a robust CoreXY 3D printer known for its speed and stability. However, like any 3D printer, its performance is largely governed by its firmware. Upgrading the firmware to the latest Marlin version or custom alternatives can unlock new features, improve printing accuracy, and allow for easier hardware upgrades. Check your microSD card on your computer
A: Yes. Always save your E-steps, PID, and mesh data before updating. Restore them using M92 , M301 , etc., after the update.
| Symptom | Likely cause | Solution | |---------|--------------|----------| | Screen stays blue >2 min | Wrong .bin name or wrong board target | Rename file correctly; recompile for your MCU | | Printer beeps repeatedly | SD card not FAT32 | Reformat, use 8GB card if possible | | Old version still shown | Bootloader skipped update | Clear SD card, keep only one .bin file, retry | | Touch screen icons missing | LCD firmware mismatch | Flash DWIN LCD firmware separately |
The Sapphire Pro is a "speed" printer (CoreXY). The default PID values (how the printer maintains temperature) can be unstable at high speeds. Updated firmware allows for PID Autotune to be saved permanently, eliminating temperature fluctuations that cause print defects.
$30=1000 (max S-value for PWM) $31=0 (min power) $32=1 (laser mode enable) The printer typically uses the motherboard
Once you have the source code, navigate to the Marlin folder and open Configuration.h and Configuration_adv.h . Pay attention to these specific settings:
: Obtain the firmware files from an official or community source. You will typically need: Robin_nano35.bin (the main firmware binary). assets folder (contains UI icons and fonts for the screen).
The Two Trees Sapphire Pro community has consolidated on a few reliable GitHub repositories. The most straightforward option is the fork available on GitHub that provides "Releases" with ready-to-flash .bin files. For example, the repository "TwoTrees-Sapphire-Pro-Plus-Marlin2.0-with-GUI" offers precompiled binaries specifically tailored for the Sapphire Pro.