1. Introduction
This desktop switch is designed to address data transmission bottlenecks in enterprise and home networks. It features 5/8 adaptive Ethernet ports and supports parallel/crossover line auto-identification, allowing it to function as a normal port or an Uplink port for cascading backbone networks. This cost-effective switch helps improve transmission rates between departments or servers by allowing customers to upgrade their network infrastructure while retaining existing wiring.

2. Package Contents
Carefully open the switch box and verify that all the following items are included:
- 1x Ethernet Switch
- 1x Power Adapter (EU or US plug, depending on model)
- 1x User Guide
If any items are missing or damaged, please contact your dealer immediately.
3. Key Features
- High-Speed Dynamic Memory: The switch incorporates high-speed dynamic memory for efficient data handling.
- Store-and-Forward Switching: Ensures reliable data transmission by combining store-and-forward switching with dynamic memory allocation.
- Flow Control: Supports IEEE802.3x and backpressure flow control to manage data traffic effectively and prevent packet loss.
- Auto-Negotiation Function: Automatically detects 10M/100M/1000Mbps half-duplex and full-duplex network connections without manual configuration, offering true plug-and-play convenience.
- Stable Connection: Provides enterprise-quality stable network connectivity.
- Gigabit High Speed: Delivers high-speed Gigabit rates for demanding network tasks.
- Stylish and Space-Saving Design: Compact and modern design that saves space.
- Power Saving: Designed for low calorific value and energy efficiency.

4. Specifications
| Attribute | Value |
|---|---|
| Brand Name | fenvi |
| Model Number | 8 Port Network Switch |
| Switch Type | Ethernet |
| Port Quantity | 8-Port RJ45 |
| Transmission Rate | 10/100/1000Mbps |
| Communication Mode | Full-Duplex & Half-Duplex |
| Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab |
| Power Input | 5V |
| Working Temperature | 0℃ ~ 40℃ |
| Storage Temperature | -40℃ ~ 70℃ |
| Operating Humidity | 10% ~ 90% (Non-condensing) |
| Storage Humidity | 5% ~ 90% (Non-condensing) |
| Network Media | 10Base-T: Cat 3 or higher UTP 100Base-TX: Cat 5 UTP 1000Base-T: Super Cat 5 UTP / Cat 6 |
| Certification | CE |
| Origin | Mainland China |
5. Installation and Setup
The Fenvi Ethernet Switch is designed for desktop installation. Please follow these guidelines for proper setup:
- Placement: Place the switch on a stable, flat surface. Avoid placing heavy objects on top of the switch.
- Power Connection: Ensure the power outlet and the switch are within 1.5 meters of each other. Use only the original power adapter provided. Verify the power supply is properly connected.
- Ventilation: Ensure there is sufficient space around the switch for proper heat dissipation and ventilation to prevent overheating.
- Network Connection: Connect your network devices (e.g., computers, routers, IP cameras) to the RJ45 ports on the switch using standard Ethernet cables. The switch supports auto-negotiation for port speed and duplex mode.

Power Adapter Types
The switch is available with different power adapter types to suit regional standards:


6. Operation
The Fenvi Ethernet Switch is a plug-and-play device, requiring no complex software configuration. Once connected to power and network devices, it will automatically detect and establish connections.
Application Scenarios
This versatile switch is suitable for various environments:
- Household: Expand your home network for multiple devices.
- Campus: Ideal for small office or classroom network expansion.
- Hotel: Provides reliable network connectivity for guest rooms or common areas.
- Enterprise: Enhances network capacity for small to medium-sized businesses.

High-Speed Transmission
Experience clearer video and smoother data flow with Gigabit ports. The switch ensures high-speed transmission, making activities like video streaming seamless and free from buffering.

7. Indicator Lights
The switch features LED indicators for POWER and LINK status, allowing you to monitor its operating status:
| LED | Status | Description |
|---|---|---|
| POWER | On | The switch is connected to power. |
| POWER | Off | The switch is not receiving power. Check the power supply connection. |
| LINK | On | A network device is normally connected to the corresponding port. |
| LINK | Blinking | Data is being received or sent through the port. |
8. User Tips
- Network Speed: Actual network speed may vary depending on your environment and the capabilities of connected devices. For optimal performance, ensure all connected devices and cables support Gigabit speeds.
- Reliability: Users have reported the product to be reliable and working well, indicating good performance for its intended use.
9. Maintenance
To ensure the longevity and optimal performance of your Ethernet switch, consider the following maintenance tips:
- Cleaning: Periodically wipe the exterior of the switch with a soft, dry cloth. Avoid using liquid cleaners or solvents.
- Ventilation: Regularly check that the ventilation holes are not obstructed by dust or other objects. Ensure the switch always has adequate airflow.
- Cable Management: Keep network cables organized and free from kinks or excessive bends to prevent signal degradation.
- Power Supply: Use only the provided power adapter. Disconnect the power adapter during electrical storms or when the device will be unused for extended periods.
10. Troubleshooting
If you encounter issues with your Fenvi Ethernet Switch, try the following steps:
- No Power (POWER LED Off):
- Check if the power adapter is securely plugged into both the switch and a working power outlet.
- Ensure the power outlet is functional by testing it with another device.
- Verify you are using the original power adapter. Using an unmatched power source may damage the switch.
- No Network Connection (LINK LED Off):
- Ensure the Ethernet cable is securely connected to both the switch port and the network device.
- Try a different Ethernet cable to rule out a faulty cable.
- Test with a different network device to confirm the device itself is working correctly.
- Restart the connected network device and the switch.
- Slow Network Speed:
- Verify that all connected devices (network cards, routers) and Ethernet cables support Gigabit (1000Mbps) speeds. If any component is 10/100Mbps, the connection will default to the lowest speed.
- Check for network congestion or interference.
- Ensure the switch has adequate ventilation to prevent performance degradation due to overheating.
11. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the documentation included with your purchase or contact your retailer. Keep your purchase receipt as proof of purchase.
12. Additional Resources
For a detailed user manual and further documentation, you can download the PDF version: