Introduction
The LattePanda 3 Delta is a powerful x86 single board computer designed for a wide range of applications, from DIY projects and gaming to industrial control. Featuring an Intel N5105 Quad-Core processor, 8GB RAM, and 64GB eMMC storage, it offers robust performance and versatile connectivity options, including Wi-Fi 6 and 2.5 Gigabit Ethernet. This manual provides essential information for setting up, operating, and maintaining your LattePanda 3 Delta.
What's in the Box
Upon opening your LattePanda 3 Delta package, please verify that all the following components are present:
- LattePanda 3 Delta x1
- Active Cooling Fan (Assembled) x1
- 45W PD Power Adapter with EU & US Cord
- Dual-band Antenna x2
- RTC Battery (Assembled) x1
- User Manual x1 (This document)

Image: All components included in the LattePanda 3 Delta retail package, laid out for inspection. This includes the main board with fan, power adapter, antennas, and documentation.
Product Overview
The LattePanda 3 Delta is a compact yet powerful single board computer. Below are key features and a diagram of its various ports and components.
- Processor: Intel N5105 Quad-Core (Up to 2.9GHz)
- Graphics: Intel UHD Graphics (Supports Dual 4K HDR)
- Memory: 8GB DDR4 RAM
- Storage: 64GB eMMC (expandable via M.2 slots)
- Wireless Connectivity: Wi-Fi 6, Bluetooth
- Wired Connectivity: 2.5 Gigabit Ethernet
- Operating System Support: Windows 10/11, Linux
- Expansion: Dual M.2 slots (B key for 4G/5G/SATA SSD, M key for NVMe SSD)
- Maker-Friendly: GPIO, integrated Arduino co-processor (ATmega32U4)

Image: The LattePanda 3 Delta board, showcasing its compact design and the central active cooling fan. Various ports and connectors are visible around the perimeter.

Image: A detailed diagram illustrating the various input/output ports and key components on the LattePanda 3 Delta board, such as USB 3.2 Gen1/Gen2, HDMI 2.0b, Gigabit Ethernet, Type-C, DC Power, and GPIO pins.
Setup Guide
- Connect Antennas: Carefully screw the two dual-band antennas onto their respective connectors on the LattePanda 3 Delta board. Ensure they are finger-tight to establish a secure connection for Wi-Fi and Bluetooth.
- Connect Display: Connect your monitor or display to the HDMI 2.0b port on the LattePanda 3 Delta using an HDMI cable. The board supports dual 4K HDR displays.
- Connect Peripherals: Plug in your USB keyboard, mouse, and any other necessary USB devices into the available USB 3.2 Gen1 or Gen2 ports.
- Network Connection (Optional): For a wired network connection, connect an Ethernet cable from your router or network switch to the 2.5 Gigabit Ethernet port.
- Power On: Connect the 45W PD Power Adapter to the Type-C port or the DC Power port on the LattePanda 3 Delta. The board should power on automatically. If not, press the system switch button.
- Initial Boot: The LattePanda 3 Delta comes with Windows 10 pre-installed. Follow the on-screen instructions to complete the initial Windows setup. For Linux installation, refer to the official LattePanda documentation for specific instructions.

Image: A detailed view of the LattePanda 3 Delta's USB ports and other peripheral connectors, highlighting the areas for connecting external devices.
Operating System and Expansion
The LattePanda 3 Delta offers flexibility in operating systems and storage expansion.
Operating System Support
The device is compatible with both Windows (Windows 10 and Windows 11) and various Linux distributions. Windows 10 is typically pre-installed, allowing for immediate use. Users can install their preferred Linux distribution if desired, enabling a wide range of development and application possibilities.

Image: Visual representation of the LattePanda 3 Delta's compatibility with various operating systems, including popular Linux distributions like Ubuntu, Windows 10, and Windows 11.
Storage and Connectivity Expansion
The LattePanda 3 Delta features dual M.2 slots for significant expansion capabilities:
- M.2 B Key: Supports 4G/5G modules for cellular connectivity and SATA SSDs for additional storage.
- M.2 M Key: Designed for NVMe SSDs, providing blazing-fast storage performance.
These expansion options allow users to customize the board for specific needs, such as high-speed data storage or mobile network integration.

Image: A diagram highlighting the M.2 B key and M.2 M key slots on the underside of the LattePanda 3 Delta, indicating their support for 4G/5G modules, SATA SSDs, and NVMe SSDs.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your LattePanda 3 Delta.
- Cleaning: Regularly clean the active cooling fan and heatsink to prevent dust buildup, which can impede airflow and lead to overheating. Use compressed air or a soft brush. Ensure the device is powered off and disconnected from power before cleaning.
- Firmware Updates: Periodically check the official LattePanda website for firmware updates. Keeping the firmware updated can improve performance, stability, and security.
- Environmental Conditions: Operate the LattePanda 3 Delta in a well-ventilated area, away from direct sunlight, excessive heat, humidity, and dust.
- Power Supply: Always use the provided 45W PD Power Adapter or a compatible power supply to avoid damage to the board.

Image: A close-up view of the active cooling fan integrated into the LattePanda 3 Delta, emphasizing the importance of keeping it clear of obstructions for effective heat dissipation.
Troubleshooting
This section addresses common issues you might encounter with your LattePanda 3 Delta.
| Problem | Possible Cause | Solution |
|---|---|---|
| No display output | Loose HDMI cable, incorrect input on monitor, power issue. | Ensure HDMI cable is securely connected. Check monitor input source. Verify power adapter is connected and board is powered on. Try a different HDMI cable or monitor. |
| Wi-Fi/Bluetooth not working | Antennas not connected, driver issue, disabled in OS. | Confirm antennas are securely attached. Check device manager for driver status. Ensure Wi-Fi/Bluetooth is enabled in your operating system settings. Reinstall drivers if necessary. |
| System slow or freezing | Overheating, insufficient resources, software conflicts. | Check fan for obstructions and clean if necessary. Close unnecessary applications. Ensure sufficient free storage space. Update OS and drivers. Consider adding an NVMe SSD for faster storage. |
| Cannot boot from M.2 SSD | Incorrect BIOS settings, faulty SSD, improper installation. | Verify SSD is correctly seated in the M.2 slot. Check BIOS/UEFI settings to ensure the M.2 drive is recognized and set as a boot option. Test the SSD in another device if possible. |
If you encounter issues not listed here, please refer to the official LattePanda support resources or community forums for further assistance.
Specifications
Detailed technical specifications for the LattePanda 3 Delta:
| Feature | Detail |
|---|---|
| Brand | LattePanda |
| Series | LattePanda 3 Delta |
| Model Number | DFR0981 |
| Processor | Intel N5105 Quad-Core (2.9 GHz Celeron) |
| RAM | 8 GB DDR4 |
| Hard Drive | 64 GB Embedded MultiMediaCard (eMMC) |
| Graphics Card | Integrated Intel UHD Graphics |
| Max Screen Resolution | 3840 x 2160 pixels (4K) |
| Wireless Type | 802.11ax (Wi-Fi 6) |
| USB 2.0 Ports | 2 |
| Operating System | Windows 10/11 & Linux |
| Item Weight | 1.17 pounds |
| Dimensions (approx.) | 16 Millimeters (thickness) |
| First Available Date | August 19, 2022 |
Warranty and Support
For warranty information and technical support, please refer to the official LattePanda website. Keep your purchase receipt and product serial number handy when contacting support.
Official Website: www.lattepanda.com
Community Forums: Many common questions and solutions can be found on the LattePanda community forums, which are actively supported by users and developers.



