1. Introducción
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your GMKtec G3 Pro Mini PC. Please read this guide thoroughly before using your device to ensure optimal performance and longevity.
The GMKtec G3 Pro is a compact desktop computer designed for various applications, including office work, business, multimedia, and online learning. It features an Intel Core i3-10110U processor, 16GB DDR4 RAM, and a 512GB PCIe M.2 SSD, offering efficient performance in a small form factor.
2. ¿Qué hay en la caja?
Verifique que todos los artículos estén presentes en el paquete:
- GMKtec Nucbox G3 Pro Mini PC (16GB RAM, 512GB SSD)
- Cable HDMI
- Adaptador de corriente
- Manual de usuario
- Soporte VESA con tornillos

3. Producto terminadoview
The GMKtec G3 Pro Mini PC is designed for compact and efficient computing. It features a robust set of ports and internal components to support various tasks.
Panel frontal
- Botón de encendido: Para encender/apagar el dispositivo.
- USB 3.2 x 2: For connecting peripherals such as keyboards, mice, or external storage devices.
Panel trasero
- HDMI (4K@60Hz) x 2: For connecting to displays, supporting dual 4K output.
- USB 3.2 x 2: Puertos adicionales para periféricos.
- Conector de audio de 3.5 mm: Para conectar auriculares o altavoces externos.
- Giga LAN (RJ45 2.5GbE): Para conectividad de red cableada.
- DC EN: Puerto de entrada de energía.
- Ranura de bloqueo de seguridad: For securing the device to a desk.

Componentes internos
- Dual DDR4 RAM Slots: Supports up to 64GB RAM.
- M.2 2280 PCIe Gen3*4 Slot: For NVMe SSDs, supporting up to 8TB.
- M.2 2242 SATA3.0 Slot: For SATA SSDs, supporting up to 1TB.
- Cooling Fan & Vents: Integrated cooling system to maintain optimal operating temperatures.

4. Guía de configuración
Siga estos pasos para la configuración inicial:
- Conectar periféricos: Connect your keyboard, mouse, and any other necessary USB devices to the available USB 3.2 ports.
- Conectar pantalla: Use an HDMI cable to connect your monitor(s) to the HDMI ports on the rear panel. The device supports dual 4K@60Hz displays.
- Conecte la electricidad: Plug the power adapter into the DC IN port on the mini PC, then plug the adapter into a power outlet.
- Encendido: Presione el botón de encendido en el panel frontal para encender la mini PC.
- Configuración inicial del sistema operativo: Siga las instrucciones en pantalla para completar la configuración de Windows 11 Pro.
- Conexión de red: For faster setup, avoid connecting to a wired LAN initially. Connecting LAN might trigger long updates, delaying desktop access. Connect to Wi-Fi 6 or connect to the 2.5GbE LAN port after initial setup is complete.

5. Instrucciones de funcionamiento
Encendido/apagado
- Para encender: Presione el botón de encendido una vez.
- Para apagar: Desde el sistema operativo, seleccione "Apagar". También puede mantener presionado el botón de encendido durante 5 segundos para forzar el apagado (solo cuando sea necesario).
BIOS Settings and Performance Modes
The GMKtec G3 Pro supports different performance modes that can be adjusted via the BIOS settings to optimize for quiet operation, normal use, or maximum performance.
- Accediendo a la BIOS: Press the 'Esc' key repeatedly during startup to enter the BIOS page.
- Modos de ajuste: Navigate to the BIOS Setup and select your desired mode (Quiet Mode, Normal Mode, Performance Mode) based on your usage scenario.

6. Expansión de almacenamiento
The GMKtec G3 Pro offers flexible storage expansion options:
- M.2 2280 NVMe PCIe Slot: Supports high-speed NVMe SSDs up to 8TB for primary storage or additional high-performance storage.
- M.2 2242 SATA Slot: Supports SATA SSDs up to 1TB for additional storage capacity.
To install or upgrade storage, refer to the detailed instructions in the full user manual or consult a qualified technician.
7. Conectividad
The Mini PC provides comprehensive connectivity options:
- Wi-Fi 6 (802.11ax): Offers high-speed wireless internet access up to 600Mbps.
- Bluetooth 5.2: For connecting wireless devices such as keyboards, mice, and headphones.
- 2.5GbE Ethernet (RJ45): Provides ultra-fast wired network speeds, up to 2.5 times faster than standard Gigabit Ethernet.

8. Configuración de pantalla dual
The GMKtec G3 Pro supports connecting two 4K@60Hz displays simultaneously via its two HDMI 2.0 ports. This allows for an extended desktop experience, enhancing productivity for multitasking, content creation, or entertainment.
Simply connect two monitors using HDMI cables to the respective ports on the rear of the mini PC. The operating system will automatically detect the displays, and you can configure their arrangement and resolution through the display settings.

9. Sistema de refrigeración
The GMKtec G3 Pro is equipped with a smart quiet cooling fan and strategically placed cooling vents to ensure efficient heat dissipation. This design allows for ultra-quiet operation, typically below 38dB, even under load, providing a comfortable working environment.

10. Especificaciones
| Característica | Especificación |
|---|---|
| Marca | GMKtec |
| Nombre del modelo | G3 Pro |
| Sistema operativo | Windows 11 Pro |
| Modelo de CPU | Intel Core i3-10110U |
| Velocidad de la CPU | Hasta 4.1 GHz |
| Coprocesador gráfico | Intel UHD Graphics 1200MHz |
| Memoria RAM instalada | 16 GB DDR4 (Dual Channel) |
| Tamaño máximo de la memoria RAM | 64 GB |
| Descripción del disco duro | 512 GB M.2 2280 PCIe Gen3*2 + 1*M.2 2242 SATA |
| Tecnología de conectividad | Bluetooth 5.2, WiFi 6, Ethernet (2.5GbE), HDMI (4K@60Hz) |
| Salida de vídeo | HDMI x 2 |
| Resolución máxima de pantalla | 4096 × 2160 píxeles |
| Puertos USB totales | 4 (USB 3.2) |
| Consumo de energía | 6 vatios (típico) |
| Características especiales | Wake On LAN, PXE Boot, RTC Wake, Auto Power On |
11. Mantenimiento
To ensure the longevity and optimal performance of your GMKtec G3 Pro Mini PC, consider the following maintenance tips:
- Manténlo limpio: Regularly clean the exterior of the mini PC with a soft, dry cloth. Ensure cooling vents are free from dust and obstructions.
- Actualizaciones de software: Mantenga su sistema operativo y controladores actualizados a las últimas versiones para mejorar la seguridad y el rendimiento.
- Apagado correcto: Siempre apague correctamente la mini PC a través del sistema operativo para evitar la corrupción de datos.
- Condiciones ambientales: Operate the mini PC in a well-ventilated area, away from direct sunlight, excessive heat, and moisture.
12. Solución de problemas
If you encounter issues with your GMKtec G3 Pro Mini PC, try the following basic troubleshooting steps:
- Sin energía: Asegúrese de que el adaptador de corriente esté bien conectado tanto a la mini PC como a una toma de corriente que funcione. Pruebe con otra toma si es necesario.
- Sin pantalla: Verify that the HDMI cables are securely connected to both the mini PC and the monitor(s). Ensure monitors are powered on and set to the correct input source.
- Sin conexión a Internet: For Wi-Fi, check your router and network settings. For wired Ethernet, ensure the cable is properly connected and the network adapter is enabled in the operating system.
- Rendimiento lento: Close unnecessary applications, check for background processes, and ensure sufficient free storage space. Consider adjusting performance modes in BIOS.
- Problemas periféricos: Try connecting USB devices to different ports. Ensure drivers are installed correctly for specialized peripherals.
Para problemas más complejos, consulte la sección de solución de problemas completa en el manual de usuario completo o comuníquese con el servicio de atención al cliente.
13. Garantía y soporte
Your GMKtec G3 Pro Mini PC comes with a Garantía limitada de 1 años from the date of purchase, covering defects due to design and workmanship.
For any questions, technical assistance, or warranty claims, please utilize the following support channels:
- Soporte por correo electrónico: Contact the professional after-sales team at soporte@gmktec.com.
- Soporte en línea: Visit the GMKtec store on Amazon or the official GMKtec webSitio para preguntas frecuentes y recursos adicionales.
- 24/7 Client Support: Dedicated support is available to assist you with your needs.