1. Entwodiksyon
The TRENDnet TK-U404 is a 4-Port USB 3.1 Sharing Switch designed to allow up to four computers to share USB 3.1 peripherals. This device simplifies the management of USB devices such as keyboards, mice, flash drives, scanners, and printers across multiple systems, eliminating the need to constantly swap cables. It supports USB 3.0, 2.0, and 1.1 backwards compatibility for broad device support.
Kontni pake
- TK-U404 4-Port USB 3.1 Sharing Switch
- Gid Enstalasyon Rapid
- 4x USB 3.1 Gen 1 Type A to Type A Cables
- 1x Micro USB Cable (for optional power)

Image: The TRENDnet TK-U404 switch shown with its included USB cables.
2. Pwodwi Features
- Entèfas aparèy: 4 x USB 3.1 Gen 1 Type A ports for PCs; 4 x USB 3.1 Gen 1 Type A ports for devices; 1 x Micro USB port for optional power.
- Enstalasyon fasil: Driverless installation; simply plug in devices and computers.
- USB Powered: The switch is powered via USB, eliminating the need for an external power adapter in most scenarios.
- Konpatib ak vèsyon ki vini apre yo: Supports USB 3.0, 2.0, and 1.1 devices.
- Konpatibilite: Compatible with Windows and Mac operating systems.
- Endikatè ki ap dirije: LEDs show the currently active computer.
- Konsepsyon kontra enfòmèl ant: Small form factor suitable for desktop installations.
3. Enstalasyon
Konekte òdinatè
- Identify the four USB 3.1 Gen 1 Type A ports labeled 'PC-1' through 'PC-4' on the switch.
- Using the provided USB 3.1 Gen 1 Type A to Type A cables, connect each computer to one of the 'PC' ports on the switch.

Imaj: Dèyè view of the TK-U404 switch, highlighting the PC input ports.
Konekte aparèy USB
- Locate the four USB 3.1 Gen 1 Type A ports labeled 'DEVICE-1' through 'DEVICE-4' on the front of the switch.
- Plug your USB peripherals (e.g., keyboard, mouse, flash drive, printer, scanner) into these 'DEVICE' ports.

Imaj: Devan view of the TK-U404 switch, highlighting the device output ports.
Alimente switch la
The TK-U404 is typically powered via the USB connections from your computers. For devices requiring more power, an optional Micro USB cable can be connected to the 'POWER' port on the switch and to a USB power source (e.g., a USB wall adapter, not included).

Imaj: Bò kote view of the TK-U404 switch, showing the Micro USB power input port.
Gid videyo konfigirasyon
Video: An official TRENDnet guide demonstrating how to connect and share USB devices with multiple computers using the TK-U404.
4. Operasyon
Once all connections are made, the TK-U404 is ready for use. The switch operates by allowing you to select which connected computer has access to the shared USB devices.
Chanje Ant Odinatè
- Locate the push button on the front of the TK-U404 switch.
- Press the button to cycle through the connected computers (PC-1, PC-2, PC-3, PC-4).
- The LED indicators next to the button will illuminate to show which computer is currently active and has control of the shared USB devices.

Imaj: Anlè view of the TK-U404 switch, showing the push button and LED indicators for active computer selection.
5. Espesifikasyon
| Karakteristik | Spesifikasyon |
|---|---|
| Nimewo Modèl | TK-U404 |
| Entèfas aparèy | 4 x USB 3.1 Gen 1 Type A (PC), 4 x USB 3.1 Gen 1 Type A (Device), 1 x Micro USB (Power) |
| Sistèm operasyon konpatibilite | Windows, Mac |
| USB Creole | USB 3.1 Gen 1 (backward compatible with USB 3.0, 2.0, 1.1) |
| Sous pouvwa | USB Powered (optional Micro USB for additional power) |
| Opere Voltage | 5 Vòlt (DC) |
| Dimansyon atik (LxWxH) | 4.8 x 2.8 x 0.87 pous |
| Pwa atik | 3.45 ons |
| Tanperati Fonksyònman | 32 a 104 degre Farennayt (0 a 40 degre Sèlsiyis) |
| Materyèl | Plastik |
6. Antretyen
To ensure optimal performance and longevity of your TRENDnet TK-U404, follow these maintenance guidelines:
- Netwayaj: Sèvi ak yon twal mou epi sèk pou netwaye deyò aparèy la. Evite itilize pwodui netwayaj likid oswa ayewosòl, paske yo ka domaje aparèy la.
- Anviwònman: Keep the switch in a cool, dry place, away from direct sunlight, heat sources, and excessive moisture.
- Jesyon kab: Ensure all cables are connected securely and are not excessively bent or strained.
- Vantilasyon: Pa bloke okenn ouvèti vantilasyon sou aparèy la.
NAN. Depanaj
If you encounter issues with your TK-U404, refer to the following common troubleshooting steps:
No Device Recognition
- Tcheke Koneksyon: Ensure all USB cables are firmly connected to both the switch and the computers/devices.
- Verify Active Computer: Confirm that the correct computer is selected on the switch (check the LED indicators).
- Test Devices Directly: Connect the USB device directly to a computer to confirm it is functional.
- Pwovizyon pou pouvwa: If using high-power USB devices, connect the optional Micro USB power cable to the switch and a power source.
- Try Different Ports/Cables: Test with different USB ports on the switch and computers, and try different USB cables.
Pèfòmans Ralanti
- USB estanda: Ensure both your computers and devices support USB 3.1 Gen 1 (or USB 3.0) for optimal speeds. Using USB 2.0 devices or ports will result in USB 2.0 speeds.
- Kalite kab: Use high-quality USB 3.1 Gen 1 cables.
- Pwovizyon pou pouvwa: Insufficient power can sometimes lead to slower speeds. Ensure adequate power is supplied, especially for multiple high-power devices.
8. Garanti ak sipò
Manufacturer Protection
The TRENDnet TK-U404 4-Port USB 3.1 Sharing Switch is backed by 2 years of TRENDnet Manufacturer Protection. Please refer to the official TRENDnet websit entènèt la oswa dokiman acha ou a pou tout kondisyon garanti a.
Sipò teknik
TRENDnet provides reliable technical support. Our English-speaking advisors and tech experts are available during normal business hours to assist with any product-related inquiries.
For further assistance, please visit the official TRENDnet support websit la oubyen kontakte sèvis kliyan yo dirèkteman.