1. Introduction
The GREATHTEK USB 2.0 Extender Over Ethernet (Model GHT-HT233U) allows you to extend USB 2.0 signals over long distances using a single Ethernet cable. This device is designed for stable and lossless signal transmission, making it ideal for various applications where USB devices need to be located far from the host computer. It features four USB 2.0 ports on the receiver unit and supports plug-and-play functionality without requiring additional drivers.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x USB Transmitter Unit (TX)
- 1 x USB Receiver Unit (RX)
- 1 x USB A-B Cable
- 1 x DC 5V Power Adapter
- 1 x User Manual
3. Setup Instructions
Follow these steps to set up your GREATHTEK USB 2.0 Extender:
- Connect the Transmitter (TX) Unit: Plug one end of the provided USB A-B cable into the 'USB IN' port on the Transmitter (TX) unit. Connect the other end of the USB A-B cable to a USB port on your host computer.
- Connect the Receiver (RX) Unit: Connect the DC 5V power adapter to the 'DC 5V' port on the Receiver (RX) unit and plug the adapter into a power outlet.
- Connect Ethernet Cable: Use a standard Cat5, Cat5e, Cat6, or Cat7 Ethernet cable to connect the 'UTP' port on the Transmitter (TX) unit to the 'UTP' port on the Receiver (RX) unit. Ensure the cable is securely connected at both ends.
- Connect USB Devices: Plug your desired USB 2.0 devices (e.g., keyboard, mouse, printer, webcam, U-disk) into the 'USB 2.0 OUT' ports on the Receiver (RX) unit.
Setup Video Guide:
4. Operating Instructions
The GREATHTEK USB 2.0 Extender is designed for simple, plug-and-play operation. Once all connections are made as described in the setup section, the system should automatically detect and configure the connected USB devices. No additional drivers are typically required.
- Device Compatibility: The extender is compatible with a wide range of USB 2.0 peripherals, including keyboards, mice, printers, scanners, webcams, and hard drive enclosures.
- Operating System Support: It supports various operating systems such as Windows 8, Windows 10, and Mac OS V8.6 and later versions.
- Signal Transmission: The extender provides stable and lossless USB signal transmission up to 50 meters (165 feet) over a single Cat5/5e/6/7 network cable.
5. Maintenance
To ensure the longevity and optimal performance of your USB extender, please observe the following maintenance guidelines:
- Keep the units clean and free from dust. Use a soft, dry cloth for cleaning.
- Avoid exposing the device to extreme temperatures, humidity, or direct sunlight.
- Do not attempt to open or modify the units, as this will void the warranty and could cause damage.
- Ensure cables are not bent sharply or placed under heavy objects to prevent damage.
6. Troubleshooting
If you encounter issues with your USB extender, please refer to the following common troubleshooting steps:
- No Device Detection:
- Ensure all cables (USB A-B, Ethernet, power adapter) are securely connected.
- Verify that the power adapter is correctly plugged into the receiver unit and a live power outlet. The receiver unit requires external power.
- Try connecting the transmitter unit to a different USB 2.0 port on your computer. Some USB 3.0 ports may have compatibility issues with certain USB 2.0 extenders.
- Test with a different Ethernet cable to rule out cable defects.
- Intermittent Connection:
- Check the quality and length of your Ethernet cable. Ensure it is a Cat5e/6/7 cable and within the recommended 50-meter (165-foot) limit.
- Avoid running the Ethernet cable near sources of strong electromagnetic interference.
- Ensure the power adapter provides stable 5V power to the receiver unit.
- Slow Data Transfer:
- The extender supports USB 2.0 speeds. Ensure your connected devices are also USB 2.0 compatible for optimal performance within this standard.
- Verify the Ethernet cable quality and length. Longer or lower-quality cables can impact performance.
7. Specifications
| Brand | GREATHTEK |
| Model Number | GHT-HT233U |
| Hardware Interface | USB 2.0 |
| Total USB Ports | 4 |
| Data Transfer Rate | 0.48 Megabits Per Second (USB 2.0 standard) |
| Compatible Devices | Game Console, Keyboards, Mouse, Printers, Webcam |
| Operating System | Mac, Win10 (and other compatible OS versions) |
| Transmission Distance | Up to 50m / 165ft over Cat5/5e/6/7 Ethernet cable |
| Power Supply | DC 5V (via included power adapter for receiver) |
| Enclosure Material | Copper |
| Item Dimensions (L x W x H) | 5.12"L x 3.94"W x 2.36"H |
| Item Weight | 0.37 Kilograms |
8. Warranty and Support
GREATHTEK products come with a 12-month protection period. If you encounter any problems during use or have quality concerns with the product within this period, please contact our professional technical support team. We are committed to providing assistance and will reply to your inquiries as soon as possible, typically within 24 hours.
For support, please refer to the contact information provided in your product packaging or on the official GREATHTEK website.
