1. Introducció
This manual provides instructions for the MERCUSYS MS105G 5-Port Gigabit Desktop Switch. The MS105G is designed to expand your wired network capacity, offering five 10/100/1000 Mbps auto-negotiation RJ45 ports. It is a plug-and-play device, requiring no configuration, making it ideal for home and small office network expansion.
2. Contingut del paquet
Verifiqueu que els elements següents estiguin inclosos al vostre paquet:
- MERCUSYS MS105G 5-Port Gigabit Desktop Switch
- Adaptador d'alimentació
- Guia d'instal·lació ràpida

Image: The MERCUSYS MS105G switch, power adapter, and quick installation guide as found in the product packaging.
3. Producte acabatview
3.1 Tauler frontal
The front panel of the MS105G features five RJ45 ports and LED indicators for status monitoring.

Imatge: Frontal view of the MERCUSYS MS105G switch, showing the five RJ45 ports and the power input.
- Ports RJ45 (1-5): These ports support 10/100/1000 Mbps Ethernet connections. They automatically detect the speed of the connected device and adjust accordingly.
- Indicadors LED: Each port has an associated LED. A solid green light indicates a stable link at 1000 Mbps. A solid orange light indicates a stable link at 10/100 Mbps. A blinking light indicates data activity.
3.2 Panell posterior
The rear panel typically contains the power input port.
- Port d'alimentació: Connecteu aquí l'adaptador de corrent proporcionat.
4. Configuració
The MS105G switch is designed for simple plug-and-play installation. Follow these steps to set up your device:
- Apagueu els dispositius: Disconnect the power from your router, modem, and any devices you plan to connect to the switch.
- Connecteu l'interruptor:
- Connect your modem or router to any of the RJ45 ports on the MS105G using an Ethernet cable.
- Connect your network devices (e.g., computers, smart TVs, game consoles, network printers) to the remaining RJ45 ports on the MS105G using Ethernet cables.
- Connectar l'alimentació: Connect the provided power adapter to the power port on the MS105G, then plug the adapter into a standard electrical outlet.
- Dispositius d'encesa: Power on your modem, then your router, and finally your connected network devices.
The switch will automatically detect and configure the connections. The corresponding LED indicators for active ports will illuminate.

Image: Diagram illustrating the plug-and-play setup of the MERCUSYS MS105G switch, connecting it to an internet source and a computer.
5. Instruccions de funcionament
The MERCUSYS MS105G is a non-managed switch, meaning it operates automatically without requiring any user configuration. Once connected as described in the Setup section, it will begin forwarding data between connected devices.
- Automatic Negotiation: Each port automatically detects the speed (10/100/1000 Mbps) and duplex mode (Half/Full Duplex) of the connected device.
- MDI/MDIX automàtic: The switch automatically detects if a straight-through or crossover cable is needed, eliminating the need for specific cable types.
- Indicadors LED: Observe the LED indicators on the front panel to confirm link status and activity for each port.
6. Manteniment
To ensure optimal performance and longevity of your MS105G switch, consider the following maintenance guidelines:
- Col·locació: Place the switch in a cool, dry location away from direct sunlight, heat sources, and excessive moisture. Ensure adequate ventilation around the device.
- Neteja: Feu servir un drap suau i sec per netejar l'exterior de l'interruptor. No utilitzeu netejadors líquids ni en aerosol.
- Gestió de cables: Keep Ethernet cables neatly organized to prevent tangles and accidental disconnections.
- Font d'alimentació: Utilitzeu només l'adaptador d'alimentació subministrat amb el dispositiu.
7. Solució De Problemes
If you encounter issues with your MS105G switch, refer to the following common troubleshooting steps:
- Sense energia:
- Assegureu-vos que l'adaptador de corrent estigui connectat correctament a l'interruptor i a una presa de corrent que funcioni.
- Verifiqueu que la presa de corrent funciona connectant-hi un altre dispositiu.
- Cap enllaç/activitat en un port:
- Comproveu que el cable Ethernet estigui connectat correctament tant al port del commutador com al dispositiu connectat.
- Prova un cable Ethernet diferent per descartar un cable defectuós.
- Assegureu-vos que el dispositiu connectat estigui encès i que el seu adaptador de xarxa funcioni correctament.
- Proveu de connectar el dispositiu a un port diferent de l'interruptor.
- Velocitat de xarxa lenta:
- Ensure all connected devices and cables support Gigabit Ethernet (Cat5e or Cat6 cables are recommended for Gigabit speeds).
- Check the LED indicator for the port; a green light indicates a Gigabit connection, while an orange light indicates 10/100 Mbps.
- Restart your modem, router, and the switch.
If problems persist, consult the MERCUSYS support weblloc per obtenir més ajuda.
8. Especificacions
| Característica | Descripció |
|---|---|
| Model | MS105G |
| Ports | 5 x 10/100/1000 Mbps RJ45 Ports (Auto-Negotiation, Auto MDI/MDIX) |
| Velocitat de transferència de dades | 1000 megabits per segon (Gigabit Ethernet) |
| Dimensions (L x P x A) | 10.5 x 7 x 2.5 cm (4.1 x 2.8 x 1.0 polzades) |
| Pes | 0.08 quilograms (80 g) |
| Consum d'energia | Màxim 5W |
| Adaptador d'alimentació | Input: 100-240VAC, 50/60Hz; Output: 5VDC/0.6A (typical) |
| Material | Plàstic Casing |
| Muntatge | Desktop (Plug-In Mount) |

Image: Dimensions of the MERCUSYS MS105G switch, showing its compact size of 10.5 cm by 7 cm by 2.5 cm.
9. Garantia i Suport
MERCUSYS products typically come with a manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official MERCUSYS website. Technical support and additional resources can also be found on the MERCUSYS support page.
For the latest drivers, manuals, and support information, please visit: www.mercusys.com/support





