1. Introduktion
This manual provides essential information for the safe and efficient use of your GMKtec Nucbox K8 Plus Mini PC. Please read these instructions carefully before operating the device and retain them for future reference. The Nucbox K8 Plus is a compact yet powerful mini PC designed for various applications, from gaming and content creation to office work and home theater.

The GMKtec Nucbox K8 Plus Mini PC is designed for portability and efficiency.
2. Pakkens indhold
Bekræft, at alle nedenstående varer er inkluderet i din pakke:
- 1x Nucbox K8 Plus Mini PC Unit
- 1x brugermanual
- 1 x HDMI kabel
- 1x strømadapter
- 1x netledning
- 1x VESA-beslag
- 1x skruesæt

Ensure all listed components are present in the retail packaging.
3. Produktet er slutview
The GMKtec Nucbox K8 Plus is equipped with advanced hardware for high performance:
- Processor: AMD Ryzen 7 8845HS (8 Cores, 16 Threads, up to 5.1 GHz, 16MB L3 Cache) with integrated AMD Ryzen AI Engine.
- Grafik: Integreret AMD Radeon 780M GPU.
- Hukommelse: Supports DDR5 RAM (up to 64GB, 5600MHz).
- Opbevaring: Dual PCIe 4.0 M.2 2280 SSD slots (up to 8TB total).
- Operativsystem: Forudinstalleret med Windows 11 Pro.
- Forbindelse: Dual 2.5G LAN, WiFi 6E (2.4/5.0/6.0 GHz), Bluetooth 5.2.
- Display udgange: HDMI 2.1, DisplayPort 2.1, 2x USB4 (DisplayPort Alt Mode) supporting up to four 8K displays.
- Special Ports: Oculink port for external graphics card connectivity.
- Køling: Upgraded dual cooling fan system (top and bottom) for efficient heat dissipation.

Key features of the Nucbox K8 Plus Mini PC.
3.1. Porte og grænseflader
Gør dig bekendt med de tilgængelige porte på din mini-pc:

For og bag view of the Nucbox K8 Plus ports.
- Forreste porte: Power button, USB 3.2 Gen2 Type-A, USB 3.2 Gen2 Type-C, Audio Jack.
- Bageste porte: DC Power Input, HDMI 2.1, DisplayPort 2.1, 2x USB4 Type-C, 2x 2.5G LAN, 2x USB 3.2 Gen2 Type-A, Oculink.
3.2. Oculink-port
The Oculink port provides high-speed connectivity for external graphics cards, enhancing the PC's graphical performance. Vigtig: This interface does not support hot-swapping. Always plug and unplug the Oculink cable when the PC is powered off to prevent damage.

The Oculink port allows connection to an external graphics card.
4. Opsætningsvejledning
- Tilslut ydre enheder: Connect your monitor(s) to the HDMI, DisplayPort, or USB4 ports. Connect your keyboard and mouse to the available USB ports.
- Tilslut netværk: For en kabelbaseret forbindelse skal du tilslutte et Ethernet-kabel til en af 2.5G LAN-portene. For trådløs forbindelse skal du sørge for, at dit Wi-Fi-netværk er tilgængeligt.
- Tilslut strøm: Plug the power adapter into the DC input port on the Mini PC, then plug the power cord into an electrical outlet.
- Tænd: Tryk på tænd/sluk-knappen på forsiden af mini-pc'en. Systemet starter op.
- Første Windows-opsætning: Follow the on-screen instructions to complete the Windows 11 Pro setup, including language, region, network, and user account creation.
5. Betjeningsvejledning
5.1. Strømtilstande
The Nucbox K8 Plus offers various power modes to optimize performance and power consumption:
- Lydløs tilstand (35W): For quiet operation and low power consumption.
- Balancetilstand (54W): A balanced setting for everyday tasks.
- Ydelsestilstand (65W): For demanding applications requiring higher CPU performance.
- Max Performance (70W): Unleashes full power for intensive tasks like gaming or video editing.
You can typically switch between these modes via the operating system's power settings or dedicated software if provided by GMKtec.

Select the appropriate power mode for your tasks.
5.2. Opsætning af flere skærme
The Nucbox K8 Plus supports up to four displays simultaneously, with resolutions up to 8K@60Hz. Connect your monitors to the available HDMI 2.1, DisplayPort 2.1, and USB4 ports. Configure display settings within Windows (Right-click on desktop > Display settings).

Connect up to four displays for an expansive workspace.
6. Vedligeholdelse
6.1. Rensning
- Rengør regelmæssigt ydersiden af Mini PC'en med en blød, tør klud.
- Use compressed air to gently clear dust from the ventilation grilles to maintain optimal airflow and cooling performance.
- Brug ikke flydende rengøringsmidler direkte på enheden.
6.2. Hardware Upgrades (RAM/SSD)
The Nucbox K8 Plus features an easy-to-disassemble design for convenient RAM and SSD upgrades. Always power off and disconnect the Mini PC from the power source before performing any internal maintenance.

Upgrade RAM and SSD easily with the disassembled design.
- VÆDDER: The device supports dual-channel DDR5 SO-DIMM memory, with a maximum capacity of 96GB.
- SSD: It features two M.2 2280 NVMe slots, supporting up to 4TB per slot for a total of 8TB.
6.3. Softwareopdateringer
Regularly check for and install Windows updates, driver updates, and BIOS updates to ensure optimal performance, security, and compatibility. These can typically be found through Windows Update or the GMKtec official webwebsted.
7. Fejlfinding
Hvis du støder på problemer med din Mini PC, skal du se følgende almindelige fejlfindingstrin:
- Ingen visning:
- Ensure the monitor is powered on and correctly connected to the Mini PC.
- Prøv et andet skærmkabel eller en anden skærm.
- Kontroller, at den korrekte inputkilde er valgt på din skærm.
- Ingen strøm:
- Check if the power adapter and cord are securely connected to both the Mini PC and the power outlet.
- Test stikkontakten med en anden enhed.
- Problemer med WiFi-forbindelse:
- Genstart din router og mini-pc'en.
- Ensure WiFi is enabled in Windows settings.
- Opdater dine trådløse netværksdrivere.
- If issues persist, try resetting the network adapter in Windows Device Manager.
- Random Shutdowns/Restarts:
- Sørg for, at mini-pc'en har tilstrækkelig ventilation og ikke overopheder.
- Check for recent software or driver installations that might be causing conflicts.
- Run a system diagnostic or check Windows Event Viewer for error messages.
- Langsom ydeevne:
- Tjek for baggrundsapplikationer, der bruger ressourcer.
- Ensure sufficient free storage space on your SSD.
- Verify that the power mode is set to 'Performance' or 'Max Performance' if needed.
8. Specifikationer
| Feature | Detalje |
|---|---|
| Mærke | GMKtec |
| Modelnummer | K8Plus 32+512GB |
| Operativsystem | Windows 11 Pro |
| CPU model | AMD Ryzen 7 8845HS |
| CPU hastighed | Op til 5.1 GHz |
| CPU-kerner | 8 |
| L3-cachestørrelse | 16 MB |
| Grafik processor | AMD Radeon 780M 2700MHz |
| VRAM-type | GDDR5 |
| Installeret RAM | 32 GB DDR5 |
| Maks. RAM understøttet | 64 GB |
| Hukommelseshastighed | 5600 MHz |
| Opbevaringstype | SSD (PCIe x4 interface) |
| Lagerkapacitet | 512 GB (Configurable up to 8TB) |
| USB-porte | 4 (including USB4) |
| HDMI porte | 1 (HDMI 2.1) |
| Vis udgange | HDMI, DisplayPort, USB-C (DisplayPort Alt Mode) |
| Maksimal skærmopløsning | 7680x4320 pixels (8K) |
| Ethernet | Dual Intel i226V 2.5G NIC |
| Trådløs forbindelse | WiFi 6E (2.4 GHz, 5.0 GHz, 6.0 GHz), Bluetooth 5.2 |
| Strømforbrug | 35 Watts (TDP) |
| Afkølingsmetode | Water Cooling (Enhanced large cooling fans) |
| Udvidelsesslots | 2 |
| Yderligere funktioner | Oculink Port, Built-in Microphone, VESA Mount support, Auto Power On, WOL, Fan Speed Control |
9. Garanti og support
Your GMKtec Nucbox K8 Plus Mini PC comes with a 1 års garanti from the date of purchase. This warranty covers manufacturing defects and hardware malfunctions under normal use.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact GMKtec customer service. You can typically find contact information on the official GMKtec website or through your retailer's support channels. When contacting support, please have your product model number (K8 Plus) and proof of purchase ready.