Fly-D8 Documentation Index
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1. 📦 Preparation
Hardware Checklist:
- Mainboard: Fly-D8-F407
- Host:
🖥️ Host Compatibility Note
- Recommended Models: Fly-PI-V3, Raspberry Pi 4/5, and other standard hosts
- Unsupported Models: Redmi phones, WiFi dongles and set-top boxes, various non-standard modified hosts
- Important Note: Using non-standard hosts may cause system instability, functional abnormalities, or inability to operate normally
- Data Cable: One Type-C data cable
- Connection Method: Only use Type-C to connect to the host
- Power Supply: 12V‑24V power adapter (ensure voltage is within range)
- Computer: Windows PC (or other computer capable of using SSH tools)
📝 Preparation Notes
- It is recommended to use a reliable quality Type-C data cable; poor-quality cables may cause unstable connections
- The power adapter wattage must meet the printer's requirements; ≥300W is recommended
- Ensure the host has a Klipper-related system installed (e.g., MainsailOS)
2. ⚠️ Usage Guide and Precautions
Core Principle: Most problems are caused by inconsistent configuration, connection, or power supply. Below are important precautions for the Fly-D8-F407:
3. ⚡ Firmware Flashing and Device Identification
1. Firmware Description and Mode Selection
2. Flashing USB or CAN Firmware
Choose the corresponding firmware based on the connection method:
📝 Step Notes
- Device Identification: After flashing, be sure to record the device ID/UUID, as it is essential information for Klipper configuration
- Alternative Solution: If flashing fails, you can try flashing the BL firmware first
4. 🔌 Hardware Connection and Klipper Configuration
Includes:
- Explanation of mainboard interface functions
- Wiring methods for motors, heaters, sensors, etc.
- Klipper reference configuration file
Related Documents:
📝 Connection Safety Tips
- Ensure the power is completely disconnected before performing any wiring operations
- Confirm the power polarity is correct; reversing it may damage the mainboard
- Refer to your printer frame diagram for motor wiring sequence
- Check thermocouple connections before heating the heated bed and hotend
5. 📈 Advanced Features and Advanced Configuration (Optional)
Optional Features:
- Camera: Connect a camera via USB for monitoring
- Marlin Firmware: Use Marlin firmware as an alternative to Klipper
- External Toolboard: Supports multi-toolhead systems
Related Documents:
📝 Extended Function Notes
- It is recommended to configure and test extended functions one by one to avoid changing too many parameters simultaneously
- Camera configuration requires additional USB camera device support
- Toolboard connection is suitable for multi-toolhead 3D printers
6. 📚 Technical Documentation and Resources
Includes:
- Schematic download
- PCB layout diagram
- 3D model files
Related Documents:
Usage Suggestions
For Beginners:
- Start with Preparation to ensure all hardware is compatible
- Carefully read the Precautions section to avoid common mistakes
- Complete in order: Firmware Flashing → Hardware Connection → Basic Testing
- If encountering problems, first check Troubleshooting related documents
For Experienced Users:
- Directly view the specific functional documentation needed
- Refer to Technical Documentation for detailed technical parameters
- Configure Advanced Features as needed to improve printing performance
- You can try Marlin Firmware or other extended functions
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