1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Beelink SER9 Max Mini PC. Please read this manual thoroughly before using the device to ensure proper functionality and to prevent damage.
The Beelink SER9 Max is a high-performance mini PC featuring an AMD Ryzen 7 H 255 processor, 32GB DDR5 RAM, and a 1TB PCIe 4.0 SSD. It is designed for demanding tasks, including high-definition video streaming, image editing, professional design work, and gaming.

Image: The Beelink SER9 Max Mini PC, a compact and powerful computing solution.
2. Package Contents
Verify that all items are present in the package:
- 1 x Beelink SER9 MAX Mini PC
- 1 x US Adapter 19V/5.26A
- 1 x HDMI Cable 100CM
- 1 x User Manual (this document)
3. Product Overview
3.1 Key Features
- Processor: AMD Ryzen 7 H 255 (8C/16T, up to 4.9GHz, Zen 4 architecture)
- Graphics: Integrated AMD Radeon 780M GPU (RDNA3 architecture, 12 cores, 2600MHz)
- Memory: 32GB dual-channel DDR5 5600MHz RAM (expandable)
- Storage: 1TB M.2 PCIe 4.0 SSD (dual SSD slots, max 4TB*2)
- Display Output: Supports up to 4K@240Hz via HDMI 2.1, DisplayPort 2.1, and USB4.0
- Network: 10Gbps LAN port, Dual-band WiFi 6 (Intel AX200), Bluetooth 5.2
- Cooling: MSC2.0 Cooling System for near-silent operation (32dB)

Image: Overview of the Beelink SER9 Max's primary features including high-speed memory, network, USB4.0, and quiet operation.
3.2 Ports and Interfaces
The Beelink SER9 Max Mini PC offers a comprehensive set of ports for various connectivity needs.

Image: Front panel ports including Power Button, CLR CMOS, 3.5mm Audio Jack, Type-C (10Gbps), and USB3.2 (10Gbps).

Image: Rear panel ports including multiple USB ports, 10G LAN, DisplayPort, HDMI, 3.5mm Audio Jack, USB4, and DC IN.
4. Initial Setup
- Connect to Power: Plug the provided 19V/5.26A power adapter into the DC IN port on the back of the mini PC, then connect it to a power outlet.
- Connect to Display: Use the HDMI cable to connect your monitor or TV to the HDMI 2.1 port on the mini PC. Alternatively, use the DisplayPort 2.1 or USB4.0 port for display output.
- Connect Peripherals: Connect your keyboard and mouse to the available USB ports.
- Power On: Press the Power Button located on the front panel of the mini PC.
- Initial Boot: The system will boot up. Follow the on-screen instructions to complete the operating system setup.
5. Operating Instructions
5.1 Connecting Peripherals
The mini PC supports a wide range of external devices:
- USB Devices: Connect keyboards, mice, external hard drives, and other USB devices to the USB 2.0, USB 3.2, or USB4.0 ports.
- Audio Devices: Use the 3.5mm audio jack for headphones or speakers.
- Bluetooth Devices: Pair Bluetooth 5.2 compatible devices such as wireless headphones, speakers, or game controllers.
5.2 Display Configuration
The Beelink SER9 Max supports triple display output for enhanced multitasking and productivity.
- Connect up to three monitors using the HDMI 2.1, DisplayPort 2.1, and USB4.0 ports.
- Each port supports resolutions up to 4K@240Hz (USB4.0 supports 4K@120Hz).
- Configure display settings within your operating system to extend or duplicate your desktop across multiple screens.

Image: The Beelink SER9 Max supporting a triple display setup for efficient multitasking.
5.3 Network Connectivity
The mini PC offers both wired and wireless network options:
- Wired LAN: Connect an Ethernet cable to the 10Gbps LAN port for high-speed internet access and network transfers.
- Wireless (Wi-Fi 6): Connect to wireless networks using the integrated Wi-Fi 6 (Intel AX200) for fast and stable connections.

Image: The 10Gbps Ethernet port provides significantly faster network speeds.

Image: High-speed and stable wireless connectivity with Wi-Fi 6 and Bluetooth 5.2.
5.4 Storage Expansion
The Beelink SER9 Max features dual M.2 PCIe 4.0 SSD slots, allowing for significant storage expansion up to 8TB (4TB x 2).
- To expand storage, power off the device and consult a qualified technician or the detailed service manual for installation instructions.
- Ensure compatibility of new SSDs with PCIe 4.0 standards.

Image: The internal layout highlighting the dual PCIe 4.0 SSD slots for storage expansion.
5.5 Operating Modes
The mini PC supports dual operating modes to balance performance and power efficiency:
- Balanced Mode: Offers quiet operation and energy efficiency, suitable for everyday tasks.
- Performance Mode: Unlocks maximum power for demanding tasks such as gaming or intensive applications.
These modes can typically be adjusted through the operating system's power settings or specific Beelink utility software if provided.
Video: An official overview of the Beelink SER9 Max, showcasing its features and design, including its dual operating modes.
6. Maintenance
- Cleaning: Regularly clean the exterior of the mini PC with a soft, dry cloth. Use compressed air to clear dust from ventilation grilles to maintain optimal airflow. Ensure the device is powered off and unplugged before cleaning.
- Software Updates: Keep your operating system and drivers updated to ensure system stability, security, and performance. Check the Beelink official website for the latest driver releases.
- Environmental Conditions: Operate the mini PC in a well-ventilated area, away from direct sunlight, heat sources, and excessive moisture.
6.1 Cooling System
The Beelink SER9 Max features an MSC2.0 Cooling System designed for efficient heat dissipation and quiet operation.

Image: The MSC2.0 Cooling System ensures the mini PC remains cool and operates quietly, even under load.

Image: The Beelink SER9 Max operates at a near-silent 32dB, minimizing distractions.
7. Troubleshooting
- No Power: Ensure the power adapter is securely connected to both the mini PC and a working power outlet. Try a different outlet if necessary.
- No Display: Check all display cable connections (HDMI, DisplayPort, USB4.0). Ensure the monitor is powered on and set to the correct input source. Try connecting to a different display or using a different cable.
- No Internet Connection: For wired connections, ensure the Ethernet cable is properly connected to both the mini PC and the router/modem. For Wi-Fi, check if Wi-Fi is enabled in the operating system and if you are connected to the correct network with the right password.
- Slow Performance: Close unnecessary applications. Check for background processes consuming high CPU or RAM. Ensure the cooling vents are clear of obstructions. Update drivers and operating system.
- Peripheral Not Detected: Try connecting the peripheral to a different USB port. Ensure drivers for the peripheral are installed.
- CLR CMOS: If experiencing boot issues or incorrect BIOS settings, use the CLR CMOS button on the front panel (refer to Product Overview for location) to reset BIOS settings to default. Power off the device before pressing.
8. Technical Specifications
| Feature | Specification |
|---|---|
| Processor | AMD Ryzen 7 H 255 (3.8 GHz, up to 4.9GHz, 8 Cores, 16 Threads) |
| Graphics Coprocessor | AMD Radeon 780M (Integrated) |
| RAM | 32GB DDR5 5600MHz SODIMM |
| Hard Drive | 1TB PCIe 4.0 SSD (Dual M.2 slots, max 4TB*2) |
| Operating System | OS (Pre-installed) |
| Wireless Connectivity | Wi-Fi 6 (802.11ax), Bluetooth 5.2 |
| LAN | 10Gbps Ethernet |
| USB Ports | 2x USB 2.0, 2x USB 3.2 (10Gbps), 1x USB4.0 (40Gbps/PD/DP1.4) |
| Video Output | 1x HDMI 2.1 (4K@240Hz), 1x DisplayPort 2.1 (4K@240Hz), 1x USB4.0 (4K@120Hz) |
| Audio | 3.5mm Audio Jack |
| Dimensions (LxWxH) | 5.3 x 5.3 x 1.97 inches |
| Weight | 1.67 pounds |
| Color | Space Grey |
9. Warranty and Support
Beelink provides comprehensive support for its products:
- Warranty: The Beelink SER9 Max Mini PC typically comes with a 12-month warranty. Please refer to your purchase documentation for specific warranty terms.
- Technical Support: Lifetime technical support is available. For assistance, you can contact Beelink customer service.
- Replacements: New replacements for Beelink mini PCs are provided during the warranty period for eligible issues.
For customer service, log in to your Amazon account, navigate to "Your Account" > "Your Orders", and select "Ask Product Question" for your Beelink SER9 Max purchase.





