1. Introdución
This manual provides detailed instructions for the proper use, setup, and maintenance of your Sitecom USB-C Hub and HDMI Adapter (Model CN-408). Please read this manual thoroughly before using the device to ensure optimal performance and safety.

Image 1.1: Sitecom USB-C Hub and HDMI Adapter. This image displays the compact, rectangular hub with a short, integrated USB-C cable. The hub features multiple ports on its side, including HDMI and USB-A ports, and has a sleek black finish with the Sitecom logo.
2. Contido do paquete
Ao desembalar, comprobe que todos os elementos enumerados a continuación estean presentes e en bo estado:
- Sitecom USB-C Hub and HDMI Adapter (Model CN-408)
- Manual de usuario (este documento)

Image 2.1: Sitecom USB-C Hub and HDMI Adapter shown with its retail packaging. The image features the hub itself, connected via its integrated USB-C cable, alongside its white and red product box. The box highlights key features like HDMI 4K Ultra HD, USB-C 5Gbps, 2x USB-A 5Gbps, and 100W USB-C Power Delivery.
3. Produto rematadoview
The Sitecom USB-C Hub and HDMI Adapter expands the connectivity of your USB-C enabled device, providing essential ports for various peripherals and external displays.

Imaxe 3.1: Primeiro plano view of the Sitecom USB-C Hub's ports. From left to right, the image clearly shows a USB-C Power Delivery input port, an HDMI output port, and two USB 3.1 Type-A ports. The hub's sleek black and grey design is visible.
Descricións dos portos:
- USB-C Power Delivery (PD) Port: Connect your USB-C power adapter to charge your host device (e.g., laptop) while using the hub. Supports up to 100W power delivery.
- Porto HDMI: Connect an external monitor, TV, or projector for video output. Supports resolutions up to 4K Ultra HD.
- Portos USB 3.1 tipo A (x2): Conecta periféricos USB como teclados, ratos, unidades flash ou discos duros externos. Admite velocidades de transferencia de datos de ata 5 Gbps.
- Cable USB-C integrado: Connects the hub to your host device's USB-C port.
4. Instrucións de configuración
Follow these steps to set up your Sitecom USB-C Hub:
- Conectar ao dispositivo anfitrión: Plug the integrated USB-C cable of the hub into an available USB-C port on your laptop, tablet, or smartphone. Ensure your device's USB-C port supports DisplayPort Alternate Mode (Alt Mode) for video output and Power Delivery for charging.
- Conectar a pantalla HDMI (opcional): If you wish to connect an external display, plug an HDMI cable (not included) from your monitor/TV into the HDMI port on the hub.
- Conectar periféricos USB (opcional): Plug your USB devices (e.g., mouse, keyboard, USB drive) into the USB 3.1 Type-A ports on the hub.
- Connect Power Adapter (Optional): If your host device requires charging, connect your original USB-C power adapter to the USB-C Power Delivery port on the hub. The hub will pass through power to charge your host device.
5. Instrucións de funcionamento
Once connected, the hub operates automatically. No additional drivers are typically required for most operating systems.
5.1. Saída de vídeo HDMI
- After connecting an HDMI display, your host device should automatically detect the external monitor.
- You may need to adjust display settings (e.g., mirror, extend, resolution) within your operating system's display preferences.
- Ensure your HDMI cable and display support the desired resolution (e.g., 4K).
5.2. USB Data Transfer
- Connected USB devices will be recognized by your host device.
- For optimal performance, ensure USB 3.1 compatible devices are used in the USB 3.1 ports.
5.3. USB-C Power Delivery
- When a power adapter is connected to the hub's USB-C PD port, power is supplied to your host device.
- The actual charging speed depends on your host device's power requirements and the power adapter's output.
6. Mantemento
To ensure the longevity and proper functioning of your Sitecom USB-C Hub, follow these maintenance guidelines:
- Limpeza: Use a soft, dry cloth to clean the surface of the hub. Avoid using liquid cleaners, aerosols, or solvents.
- Almacenamento: Garda o hub nun lugar fresco e seco, lonxe da luz solar directa e de temperaturas extremas.
- Manexo: Avoid dropping the device or subjecting it to strong impacts. Do not bend or pull the integrated USB-C cable excessively.
- Ventilación: Ensure the hub is not covered during operation to allow for proper heat dissipation.
7 Solución de problemas
If you encounter issues with your Sitecom USB-C Hub, refer to the following table for common problems and solutions:
| Problema | Causa posible | Solución |
|---|---|---|
| No video output via HDMI. | Host device USB-C port does not support DisplayPort Alt Mode. HDMI cable is faulty or not connected properly. Display settings are incorrect. | Verify your host device's USB-C port specifications. Ensure HDMI cable is securely connected. Check display settings on your host device (e.g., extend/mirror). Try a different HDMI cable or monitor. |
| Non se recoñecen os dispositivos USB. | Hub is not fully connected to the host device. Device drivers are missing or corrupted. Power issue for high-power USB devices. | Ensure the hub's USB-C cable is fully inserted into your host device. Try connecting the USB device directly to your host device to check its functionality. For high-power devices, ensure a power adapter is connected to the hub's PD port. |
| Host device is not charging via PD port. | Power adapter is not connected or faulty. Host device does not support USB-C PD. Power adapter output is insufficient. | Ensure your USB-C power adapter is connected to the hub's PD port and to a power outlet. Verify your host device supports USB-C Power Delivery. Use a power adapter with sufficient wattage for your host device. |
| Conexión intermitente. | Loose connections. Interference. | Ensure all cables are securely connected. Avoid placing the hub near sources of strong electromagnetic interference. |
8. Especificacións
Technical specifications for the Sitecom USB-C Hub and HDMI Adapter (Model CN-408):
| Característica | Especificación |
|---|---|
| Número de modelo | NC-408 |
| Interface de hardware | HDMI, USB 3.1 Type-A, USB Type-C |
| Total de portos USB | 3 (2x USB 3.1 Type-A, 1x USB-C PD) |
| Taxa de transferencia de datos | 5 Gigabits Per Second (USB 3.1) |
| Resolución HDMI | Up to 4K Ultra HD |
| Entrega de enerxía USB-C | Ata 100W |
| Dimensións do produto (L x W x H) | 115 x 45 x 13 mm (aprox. 4.5 x 1.8 x 0.5 polgadas) |
| Peso do elemento | 110 g (aprox. 3.9 onzas) |
| Dispositivos compatibles | Devices with a USB-C port supporting DisplayPort Alt Mode and Power Delivery. |
9. Información de seguridade
Observe as seguintes precaucións de seguridade:
- Non expoñas o dispositivo á auga, á humidade nin a temperaturas extremas.
- Non intente desmontar nin modificar o dispositivo. Isto podería anular a garantía e causar danos.
- Manteña o dispositivo lonxe dos nenos.
- Emprega só adaptadores e cables de alimentación compatibles.
- Disconnect the hub from your host device and power source during electrical storms or when unused for long periods.
10. Garantía e soporte
For warranty information and technical support, please refer to the official Sitecom websitio web ou póñase en contacto co seu departamento de atención ao cliente. Garde o comprobante de compra para reclamacións de garantía.





