1. Introduzione
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your GMKtec M6 Ultra Gaming Barebone Mini PC. The M6 Ultra is a high-performance mini PC designed for gaming, office work, and multimedia, featuring an AMD Ryzen 5 7640HS processor, dual 2.5GbE LAN, triple 4K display support, WiFi 6, and USB4 connectivity. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
2. Prodotto finitoview
2.1 Caratteristiche principali
- Processore: AMD Ryzen 5 7640HS with 6 Zen 4 cores (12 threads), base clock 4.3 GHz, turbo boost up to 5.0 GHz.
- Grafica: Integrated AMD Radeon 760M iGPU with 8 CU (512 shaders) up to 2600 MHz, supporting HW encoding/decoding for AV1, HEVC, AVC.
- Rete: Dual 2.5GbE RJ45 LAN for high-speed data transfer.
- Supporto display: Triple display output including 8K@60Hz via USB4, and 4K@60Hz via HDMI 2.0 and DisplayPort.
- Connettività wireless: WiFi 6 for ultra-fast internet and Bluetooth 5.2 for peripheral connections.
- Espandibilità: Supports PCIe 3.0 M.2 2280 SSD (up to 8TB) and dual-channel DDR5 SO-DIMM (up to 128GB, 64GB per slot).
2.2 Porte e connettori
The GMKtec M6 Ultra Mini PC offers a comprehensive set of ports for various connectivity needs.

Figure 2.2.1: Front and Rear Ports of the GMKtec M6 Ultra Mini PC.
- Porte anteriori: Power Button, 3.5mm Audio Jack (HP&MIC), 1x USB 4.0 (PD/DP/Data), 2x USB 3.2 (Gen2).
- Porte posteriori: Security Lock Slot, 1x USB 3.2 (Gen2), 1x USB 2.0, 1x DisplayPort, 1x HDMI 2.0 (4K@60Hz), 2x 2.5G LAN (RJ45), DC IN Power Connector.

Figura 2.2.2: Oltreview of GMKtec M6 Ultra Mini PC features and specifications.
3. Guida all'installazione
3.1 Disimballaggio e contenuto della confezione
Carefully unpack all components from the box. Verify that all items listed below are present.

Figure 3.1.1: Contents of the GMKtec M6 Ultra Mini PC package.
- Nucbox M6 Ultra Mini PC
- Adattatore di alimentazione
- Manuale dell'utente (questo documento)
- Cavo HDMI
- Supporto VESA (con viti)
3.2 RAM and SSD Installation (Barebone Models)
This is a barebone model, meaning RAM and SSD are not included and must be installed by the user. The M6 Ultra supports easy installation and disassembly for upgrades.

Figura 3.2.1: Interno view showing slots for RAM and M.2 SSDs.
- Memoria RAM: Install up to two DDR5 SO-DIMM modules, with a maximum capacity of 64GB per slot (128GB total).
- SSD: Install up to two PCIe 3.0 M.2 2280 SSDs. The system supports PCIe 4.0 for SSDs, with a maximum capacity of 8TB per slot.
- Refer to the specific instructions provided with your RAM and SSD modules for detailed installation steps. Ensure the device is powered off and unplugged before opening the chassis.
3.3 Collegamento delle periferiche
- Display: Connect your monitor(s) using the HDMI, DisplayPort, or USB4 ports.
- Tastiera e mouse: Connect your keyboard and mouse to the available USB ports or via Bluetooth.
- Rete: For wired internet, connect an Ethernet cable to one of the 2.5G LAN ports. For wireless, ensure WiFi is enabled in the operating system.
- Energia: Connect the power adapter to the DC IN port on the mini PC, then plug it into a power outlet.

Figure 3.3.1: The Mini PC can be mounted behind a monitor using the included VESA mount.
4. Istruzioni per l'uso
4.1 Accensione/Spegnimento
- Accensione: Premere il pulsante di accensione situato sulla parte anteriore del mini PC.
- Spegni: Utilizzare la funzione di spegnimento del sistema operativo. Per uno spegnimento forzato, tenere premuto il pulsante di accensione per alcuni secondi.
4.2 Configurazione a triplo display
The M6 Ultra supports connecting up to three displays simultaneously for enhanced productivity.

Figura 4.2.1: Esampdi una configurazione a triplo display con il Mini PC.
- Connect displays to the HDMI 2.0, DisplayPort, and USB4 ports.
- The USB4 port supports 8K@60Hz, while HDMI 2.0 and DisplayPort support 4K@60Hz.
- Configure display settings within your operating system (e.g., Windows Display Settings) to extend or duplicate screens as desired.
4.3 Connettività di rete
The Mini PC offers both wired and wireless high-speed network options.

Figure 4.3.1: Comparison of network speeds for WiFi 6 and 2.5Gbps LAN.
- LAN cablata: Connect an Ethernet cable to either of the two 2.5GbE RJ45 ports for a stable and fast wired connection.
- Wi-Fi 6: The integrated WiFi 6 module provides ultra-fast wireless internet with low latency. Ensure your router supports WiFi 6 for optimal performance. Connect via your operating system's network settings.
- Bluetooth 5.2: Use Bluetooth to connect wireless peripherals such as headphones, mice, and keyboards. Pair devices through your operating system's Bluetooth settings.
5. Manutenzione
Regular maintenance helps ensure the longevity and optimal performance of your GMKtec M6 Ultra Mini PC.
- Pulizia: Keep the mini PC in a clean, dust-free environment. Periodically clean the exterior with a soft, dry cloth. Use compressed air to gently clear dust from ventilation grilles to prevent overheating.
- Ventilazione: Ensure the mini PC has adequate airflow around it. Do not block the ventilation openings.
- Aggiornamenti software: Regularly update your operating system, drivers, and applications to maintain security and performance.
- Aggiornamenti hardware: For RAM and SSD upgrades, refer to Section 3.2. Always power off and unplug the device before performing any internal maintenance or upgrades.
6. Risoluzione Dei Problemi
If you encounter issues with your GMKtec M6 Ultra Mini PC, refer to the following common troubleshooting steps.
- Nessun potere:
- Assicurarsi che l'adattatore di alimentazione sia collegato saldamente sia al mini PC sia a una presa di corrente funzionante.
- Verificare che la presa di corrente funzioni collegandovi un altro dispositivo.
- Nessuna visualizzazione:
- Check that the display cable (HDMI, DisplayPort, USB4) is securely connected to both the mini PC and the monitor.
- Assicurarsi che il monitor sia acceso e impostato sulla sorgente di input corretta.
- Se disponibile, provare un cavo di visualizzazione o un monitor diverso.
- Problemi di connettività di rete:
- Per le connessioni cablate, assicurati che il cavo Ethernet sia collegato correttamente e che il router/modem funzioni.
- For WiFi, check that WiFi is enabled in your operating system and you are connected to the correct network with the correct password.
- Riavvia il router/modem e il mini PC.
- Windows Activation Problems (Barebone Models):
- If you are installing Windows for the first time on a barebone unit, it is recommended to create a local account during the initial setup and avoid connecting to the internet until the operating system is fully installed and updated. This can prevent potential activation conflicts if you are using a retail Windows license.
- If activation issues persist, contact Microsoft support or GMKtec customer support.
- System Performance Issues:
- Assicurare una ventilazione adeguata per evitare strozzature termiche.
- Controllare se ci sono applicazioni in background che consumano risorse eccessive.
- Verify that RAM and SSD are correctly installed and functioning.
7. Specifiche
Detailed technical specifications for the GMKtec M6 Ultra Mini PC.

Figure 7.1.1: AMD Ryzen 5 7640HS processor specifications and multi-core performance comparison.
| Caratteristica | Specificazione |
|---|---|
| Marca | GMKtec |
| Nome del modello | M6 Ultra |
| Sistema operativo | Windows 11 Pro (if installed) |
| Modello CPU | Processore AMD Ryzen 5 7640HS |
| Core/thread della CPU | 6 core / 12 thread |
| Velocità della CPU | 4.3 GHz (Base), fino a 5.0 GHz (Turbo) |
| Coprocessore grafico | AMD Radeon 760M (integrata) |
| Tecnologia RAM | SO-DIMM DDR5 |
| Velocità di memoria | 5600 MHz |
| Capacità massima della RAM | 128 GB (64 GB per slot) |
| Tecnologia di archiviazione | M.2 2280 SSD (PCIe 3.0, supports PCIe 4.0) |
| Capacità massima di archiviazione | Fino a 8 TB per slot |
| Interfaccia di uscita video | HDMI 2.0, DisplayPort, USB4 |
| Risoluzione massima dello schermo | 8K@60Hz (USB4), 4K@60Hz (HDMI 2.0, DisplayPort) |
| Tecnologia di connettività | Ethernet (2x 2.5GbE), Wi-Fi 6, Bluetooth 5.2 |
| Porte USB | 1x USB 4.0, 3x USB 3.2 (Gen2), 1x USB 2.0 |
| Potenza Tipo spina | CEE 7/16 EU |
| PC Design Type | Essenziale |
8. Garanzia e supporto
GMKtec provides a limited 1-year warranty on each mini PC model, effective from the date of purchase. This warranty covers all design and manufacturing defects.
For technical assistance, troubleshooting, or warranty claims, please contact GMKtec's professional after-sales support team. Refer to the contact information provided on the GMKtec official websito o la documentazione di acquisto.
- Periodo di garanzia: 1 anno dalla data di acquisto.
- Copertura: Design and manufacturing defects.
- Supporto: Professional after-sales support team available.