1. Uvod
This manual provides instructions for the StarTech USB-C to Gigabit Ethernet Adapter (Model: US1GC30B2). This adapter allows you to add a Gigabit Ethernet port to your computer via a USB-C connection, supporting network speeds of 10/100/1000 Mbps. It is designed for reliable wired network connections and is compatible with various operating systems.

Image 1.1: StarTech USB-C to Gigabit Ethernet Adapter. The adapter features a silver-gray housing with a black USB-C cable and connector, and an RJ45 Ethernet port on one end.
2. Sadržaj paketa
- 1 USB-C Network Adapter (US1GC30B2)
3. Značajke proizvoda
The StarTech USB-C to Gigabit Ethernet Adapter offers the following features:
- Adds a Gigabit Ethernet port to your computer via USB-C.
- Supports 10/100/1000 Mbps BASE-T Networks with auto-sensing.
- Integrated 11.8 inch (30 cm) cable for extended reach and reduced connector strain.
- USB bus-powered, requiring no external power adapter.
- Utilizes the ASIX AX88179A Chipset for broad compatibility.
- Supports 9K Jumbo Frames, VLAN Tagging, Wake-on-LAN, and Energy Efficient Ethernet (EEE).
- Plug-and-play functionality on supported operating systems.

Slika 3.1: Detaljno view of the adapter's features. This image highlights the Gigabit Ethernet port, USB Type-C connector, and lists features such as USB bus power, full-duplex Ethernet, Auto-MDIX, VLAN tagging, Wake-on-LAN, and 9K jumbo frames.
4. Postavljanje i instalacija
The USB-C to Gigabit Ethernet Adapter is designed for plug-and-play operation on most supported operating systems, requiring no driver installation.
4.1 Spajanje adaptera
- Connect the USB-C connector of the adapter to an available USB-C port on your computer (laptop, desktop, or 2-in-1 device).
- Connect a standard RJ45 Ethernet cable from your network router, switch, or wall jack to the RJ45 port on the adapter.

Image 4.1: Illustration of the adapter connected to a laptop and an Ethernet wall jack. The USB-C end is plugged into the laptop, and an Ethernet cable connects the adapter to the network.
4.2 Kompatibilnost operativnog sistema
The adapter offers broad compatibility with various operating systems:
- Windows: Versions 7, 8, 10, 11, and Server (2003, 2008 R2, 2012, 2012 R2, 2016, 2019, 2022).
- macOS: Versions 10.14 (Mojave), 10.15 (Catalina), 11.0 (Big Sur), 12.0 (Monterey), 13.0 (Ventura). Note: VLAN tagging is currently not supported in macOS.
- Linux: Kernel versions 2.6.14 and up (LTS Versions only).
- Chrome OS
- Android

Image 4.2: Visual representation of the adapter's wide compatibility, showing logos for Windows, macOS, Linux, and Chrome OS, along with a list of supported versions.
5. Operacija
Once connected, the adapter should be automatically recognized by your operating system, providing immediate wired network access. The adapter functions as a standard network interface card (NIC).
5.1 Napredne funkcije
The adapter supports several advanced networking features:
- VLAN Tagging: Allows for network segmentation and management. (Note: Not supported in macOS.)
- Buđenje preko LAN mreže (WoL): Enables a computer to be woken up by a network message.
- Energetski efikasan Ethernet (EEE): Reduces power consumption during periods of low data activity.
- 9K Jumbo Frames: Supports larger Ethernet frames for improved network efficiency.
5.2 StarTech.com Connectivity Tools (Windows Compatible)
For Windows users, StarTech.com offers additional software tools that can enhance the adapter's functionality:
- MAC Address Passthrough: Replaces the MAC address of the adapter with that of the connected host device, enabling network access only to authorized devices.
- Wi-Fi Auto-Switch: Allows users to access faster network speeds by automatically switching to a wired LAN connection when using the USB Ethernet adapter.

Slika 5.1: Gotovoview of StarTech.com Connectivity Tools, including MAC Address Passthrough and Wi-Fi Auto-Switch, both compatible with Windows operating systems.
6. Održavanje
To ensure optimal performance and longevity of your adapter:
- Održavajte adapter čistim i bez prašine. Za čišćenje koristite meku, suhu krpu.
- Izbjegavajte izlaganje adaptera ekstremnim temperaturama, vlazi ili direktnoj sunčevoj svjetlosti.
- Nemojte prekomjerno savijati ili naprezati kabel.
- Adapter čuvajte na sigurnom mjestu kada ga ne koristite kako biste spriječili fizička oštećenja.
7. Otkrivanje problema
If you encounter issues with your USB-C to Gigabit Ethernet Adapter, refer to the following common solutions:
- Nema mrežne veze:
- Ensure both the USB-C connector and the Ethernet cable are securely plugged in.
- Verify that your network router/switch is powered on and functioning correctly.
- Check your computer's network settings to ensure the Ethernet adapter is enabled and configured for DHCP (automatic IP address) or a correct static IP.
- Try connecting the adapter to a different USB-C port on your computer.
- Testirajte s drugim Ethernet kabelom.
- Mala brzina mreže:
- Ensure your network infrastructure (router, switch, cables) supports Gigabit Ethernet speeds.
- Check for conflicting software or background processes consuming bandwidth.
- Update your computer's operating system to the latest version.
- Adapter nije prepoznat:
- Ponovo pokrenite računar.
- Ensure your operating system is listed as compatible in Section 4.2.
- Check your device manager (Windows) or system information (macOS/Linux) to see if the adapter is detected.
8. Specifikacije
| Broj modela | US1GC30B2 |
| Hardversko sučelje | USB 3.2 Gen 1 (5 Gbps) Type-C |
| Data Link Protocol | Ethernet, Gigabit Ethernet, USB |
| Brzina prijenosa podataka | 10/100/1000 Mbps |
| ID čipseta | ASIX AX88179A |
| Dužina kabla | 11.8 inča (30 cm) |
| Boja | Space Grey |
| Dimenzije proizvoda | 1.1 x 6.8 x 0.6 inča (tijelo adaptera) |
| Težina artikla | 0.8 unci (0.05 lbs) |
| Kompatibilni operativni sistemi | Windows, macOS, Linux, Chrome OS, Android |
| Posebne karakteristike | 9K Jumbo Frames, VLAN Tagging, Wake-on-LAN, Energy Efficient Ethernet (EEE) |
9. Garancija i podrška
StarTech.com products are designed and built for IT professionals, offering reliable performance. This product includes a risk-free performance warranty. For technical assistance, StarTech.com provides free 24-hour support from experienced technical advisors.
For detailed warranty information and support resources, please visit the official StarTech.com webstranice ili kontaktirajte njihovu korisničku službu.

Image 9.1: The StarTech.com Advantage highlights key benefits including design for IT professionals, risk-free performance warranty, rigorous testing, and 24-hour support.
10. Sigurnosna upozorenja
Please observe the following safety warnings to prevent damage to the product or injury:
- Električne opasnosti: Do not use damaged or frayed cables. Exposed wires can lead to electric shocks. Ensure all cables are fully inserted and properly connected.
- Heat Buildup: Overloaded or tightly bundled cables can overheat and pose a fire hazard. Ensure adequate ventilation and avoid bundling too many cables.
- Šteta: Always unplug adapters by holding the plug, not the cable. Pulling by the cable can expose live wires, which could lead to electrical shocks or burns.

Image 10.1: A warning label detailing electrical hazards, heat buildup, and proper handling to prevent damage.





