Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your TP-Link TX-6610 1-Port Gigabit GPON Terminal. Please read this manual thoroughly before using the device to ensure proper functionality and safety. The TX-6610 is designed to provide high-speed internet access via a Gigabit Passive Optical Network (GPON) connection.
Package Contents
Verify that your package contains the following items:
- TP-Link TX-6610 GPON Terminal
- Power Adapter
- Ethernet Cable
- Quick Installation Guide
Device Overview
Familiarize yourself with the physical components of the TX-6610 GPON Terminal.
Front Panel

Image: Front view of the TP-Link TX-6610 GPON Terminal, showing the TP-Link logo and LED indicators on the right side.
- Power LED: Indicates the power status of the device.
- GPON LED: Indicates the status of the GPON connection.
- LOS LED: Indicates Loss of Signal from the GPON network.
- LAN LED: Indicates the status of the Ethernet connection to a connected device.
Rear Panel (Assumed Ports)
The rear panel typically includes the following ports:
- Power Port: Connects to the provided power adapter.
- GPON Port (SC/APC): Connects to the fiber optic cable from your Internet Service Provider (ISP).
- LAN Port (Gigabit Ethernet): Connects to your computer, router, or other network devices using an Ethernet cable.
- Reset Button: Used to restore the device to factory default settings.
Setup
Follow these steps to set up your TP-Link TX-6610 GPON Terminal:
- Connect the Fiber Optic Cable: Carefully connect the fiber optic cable from your ISP's optical network terminal (ONT) to the GPON port on the TX-6610. Ensure the connector is clean and properly seated.
- Connect the Ethernet Cable: Connect one end of the Ethernet cable to the LAN port on the TX-6610 and the other end to your computer or router's WAN/Internet port.
- Connect the Power Adapter: Plug the power adapter into the power port of the TX-6610 and then into a standard electrical outlet.
- Power On: The device will automatically power on. Observe the LED indicators on the front panel.
Operating
Once the device is set up, monitor the LED indicators for operational status:
- Power LED: Should be solid green when the device is powered on.
- GPON LED: Should be solid green when a stable GPON connection is established. A blinking green light indicates data transmission.
- LOS LED: Should be off. If it is solid red, it indicates a Loss of Signal from the GPON network.
- LAN LED: Should be solid green when an Ethernet device is connected and blinking green during data transmission.
After successful connection, your connected computer or router should obtain an IP address from your ISP, providing internet access.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your GPON Terminal.
- Cleaning: Use a soft, dry cloth to clean the exterior of the device. Do not use liquid or aerosol cleaners.
- Ventilation: Ensure the device is placed in a well-ventilated area, away from direct sunlight, heat sources, and moisture. Do not block the ventilation slots.
- Cable Management: Keep cables neatly organized and avoid bending the fiber optic cable sharply, as this can damage the fiber.
- Firmware Updates: Periodically check the official TP-Link website for firmware updates. Firmware updates can improve performance, add features, or fix bugs. Follow the instructions provided by TP-Link for any updates.
Troubleshooting
If you encounter issues with your TX-6610, refer to the following common problems and solutions:
- No Power (Power LED Off):
- Ensure the power adapter is securely connected to the device and a working electrical outlet.
- Try a different power outlet.
- No GPON Signal (LOS LED Red):
- Check the fiber optic cable connection to the GPON port. Ensure it is clean and securely seated.
- Contact your Internet Service Provider (ISP) to verify the GPON service status in your area.
- No Internet Access (GPON LED Solid Green, but no internet):
- Ensure your connected router or computer is properly configured to obtain an IP address automatically (DHCP).
- Restart the TX-6610 by unplugging and replugging the power adapter.
- Restart your connected router/computer.
- Contact your ISP for further assistance.
- LAN Connection Issues (LAN LED Off or not blinking):
- Verify the Ethernet cable is securely connected between the TX-6610 and your device.
- Try a different Ethernet cable.
- Ensure the connected device's network adapter is enabled and functioning correctly.
- Device Not Responding (All LEDs off or erratic):
- Perform a factory reset by pressing and holding the Reset button (usually located on the rear panel) for about 5-10 seconds until the LEDs react. Note that this will erase all custom settings.
Specifications
| Feature | Detail |
|---|---|
| Brand | TP-Link |
| Model | TX-6610 |
| Dimensions (LxWxH) | 50 x 220 x 160 mm |
| Item Weight | 0.36 g |
| Number of Ports | 1 (Gigabit LAN) |
| Connector Type | GPON, Wi-Fi (Note: Device is a GPON terminal, Wi-Fi might refer to compatibility with Wi-Fi routers, not built-in Wi-Fi) |
| Compatible Devices | Laptop (and other network devices) |
| Frequency Band Class | Single-Band (This specification might be inherited from a broader product category or refer to a related Wi-Fi component, as the TX-6610 itself is a GPON terminal and typically does not have Wi-Fi directly.) |
Warranty Information
This TP-Link TX-6610 GPON Terminal, being a Certified Refurbished product, comes with a minimum six-month supplier-backed warranty. Please retain your proof of purchase for warranty claims. For specific terms and conditions, refer to the warranty documentation provided with your product or contact your retailer.
Technical Support
For further technical assistance, product registration, or to download the latest drivers and firmware, please visit the official TP-Link support website. You may also contact your Internet Service Provider (ISP) for issues related to your GPON service.
Note: TP-Link's official website typically provides comprehensive support resources.





