1. Matulview
The AT&T Internet Air 5G Gateway (Model NCM1120D2) provides ultra-fast internet connectivity powered by AT&T's 5G network. Designed for business internet data plans, this gateway is Wi-Fi 7 Ready, offering lower latency and increased bandwidth for multiple devices. Its plug-and-play design allows for quick internet access, and an intuitive web interface tal-utent (Web UI) enables easy network customization. The device supports 4G LTE bands 2, 4, 5, 12, 14, 29, 30, 66, and 5G bands n2, n5, n14, n30, n66, n77. Please note that a Nano SIM card and associated services are not included and must be obtained separately from AT&T.
2. Kontenut tal-Pakkett
Kun żgur li l-oġġetti kollha huma preżenti fil-pakkett tiegħek:
- AT&T Internet Air 5G Gateway (Model NCM1120D2)
- Adapter tal-Enerġija
Note: A Nano SIM card and an active AT&T Business Data Plan are required for operation and are not included in this package.
3. Layout tal-Apparat
Familiarize yourself with the physical components and indicators of your AT&T Internet Air 5G Gateway.

Figura 1: Quddiem u wara View b'Komponenti Mmarkati
Indikaturi tal-Panel Quddiem:
- LED 5G: Jindika l-istatus tan-netwerk 5G.
- LED 4G: Indicates 4G LTE network status.
- LED tal-WiFi: Jindika attività tan-netwerk Wi-Fi.
- LED TAS-SISTEMA: Indicates overall system status.
Portijiet u Buttuni tal-Panel ta' Wara:
- External Antenna Ports (ANT): Two SMA connectors for optional external antennas.
- Buttuna WPS: Għal Setup Protett tal-Wi-Fi.
- 2.5 GbE LAN Port (1): High-speed Ethernet port.
- 1 GbE LAN Ports (2, 3, 4): Standard Ethernet ports.
- Port tal-Enerġija DC: Tqabbad mal-adapter tal-enerġija.
- Buttuna Reset tal-Fabbrika: Recessed button to restore factory default settings.
- Qoxra tal-Karta SIM: Jipproteġi s-slott tal-kard SIM.
- Slot tal-Kard SIM: Biex tiddaħħal il-kard Nano SIM.
- Vent: For device cooling.
4. Setup
Follow these steps to set up your AT&T Internet Air 5G Gateway:
- Insert Nano SIM Card:
- Locate the SIM Card Cover on the rear panel.
- Neħħi b'attenzjoni l-għatu.
- Insert your activated Nano SIM card into the SIM Card Slot with the gold contacts facing down and the notched corner aligned correctly.
- Replace the SIM Card Cover securely.

Figure 2: Inserting the Nano SIM Card
- Qabbad l-Adapter tal-Enerġija:
- Plug the provided power adapter into the DC Power Port on the rear of the gateway.
- Ipplaggja t-tarf l-ieħor tal-adapter tal-enerġija f'iżbokk tal-ħajt.
- Power On and Initial Boot:
- The gateway will automatically power on.
- Wait for the SYSTEM LED on the front panel to turn solid white, indicating the device is ready.
- Observe the 5G and 4G LEDs. A solid white light on either indicates a successful cellular connection.
- Poġġiment ottimali:
- Place the gateway in an open area, away from obstructions, and preferably near a window for optimal cellular signal reception.
- Avoid placing it near large metal objects, concrete walls, or other electronic devices that may cause interference.
- Qabbad Apparat:
- Wi-Fi: Use the Wi-Fi network name (SSID) and password found on the device label or in the Web UI to connect your wireless devices.
- Ethernet: For wired connections, plug an Ethernet cable from your device into any of the LAN ports on the rear of the gateway.
5. Istruzzjonijiet Operattivi
Nifhmu l-Indikaturi LED:
- Solid White (SYSTEM): Gateway is powered on and operating normally.
- Solid White (5G/4G): Connected to 5G or 4G LTE network.
- Solid White (WiFi): Wi-Fi is active and devices are connected.
- Flashing (Any LED): Indicates activity or a specific status (refer to the full online manual for detailed flashing codes).
- No Light (Any LED): Feature is off or not connected.
Aċċess għall- Web UI:
Il- Web UI allows for advanced configuration and monitoring of your gateway.
- Connect a device to the gateway via Wi-Fi or Ethernet.
- Iftaħ a web browser and enter the default gateway IP address (usually
192.168.1.254or similar, check the device label). - Enter the administrator password (found on the device label) to log in.
- Mill- Web UI, you can:
- Ibdel l-SSID u l-password tal-Wi-Fi.
- Configure advanced network settings (e.g., port forwarding, firewall).
- Monitor connected devices and data usage.
- Aġġorna l-firmware.
Setup Protett Wi-Fi (WPS):
For quick and easy connection of WPS-compatible devices:
- Press the WPS button on the rear of the gateway.
- Within two minutes, activate WPS on your client device.
- L-apparati se jgħaqqdu awtomatikament.
6. Manutenzjoni
- Tindif: Uża drapp artab u niexef biex tnaddaf il-barra tal-gateway. Tużax prodotti tat-tindif likwidi jew aerosols.
- Ventilazzjoni: Ensure the gateway's vents are not obstructed to prevent overheating. Maintain adequate airflow around the device.
- Aġġornamenti tal-Firmware: Regularly check for and install firmware updates via the Web UI biex tiżgura prestazzjoni u sigurtà ottimali.
- Jibda mill-ġdid: If you experience connectivity issues, try restarting the gateway by unplugging the power adapter for 10 seconds and then plugging it back in.
7 Issolvi l-problemi
- Ebda Konnessjoni tal-Internet:
- Check if the 5G or 4G LED is solid white. If not, reposition the gateway for better signal.
- Ensure your Nano SIM card is correctly inserted and activated with an AT&T Business Data Plan.
- Erġa' ibda l-gateway.
- Veloċità baxxa tal-Internet:
- Verify optimal gateway placement.
- Check for network congestion (too many devices connected or high data usage).
- Ensure your devices are using the appropriate Wi-Fi band (5GHz for faster speeds, 2.4GHz for wider range).
- Wi-Fi Disconnections:
- Iċċekkja għal interferenza minn apparat elettroniku ieħor.
- Ensure your device is within the Wi-Fi range.
- Aġġorna s-sewwieqa tal-Wi-Fi tat-tagħmir tiegħek.
- Irrisettjar tal-Fabbrika: If issues persist, a factory reset can resolve many problems. Use a paperclip or similar pointed object to press and hold the recessed Factory Reset Button on the rear panel for about 10 seconds until the LEDs flash. This will erase all custom settings.
8. Speċifikazzjonijiet
| Numru tal-Mudell | NCM1120D2-D323 |
| Dimensjonijiet tal-Pakkett | 11.14 x 8.39 x 5.67 pulzieri |
| Piż tal-oġġett | 2.64 liri |
| Teknoloġija tal-Konnettività | 5G, Mingħajr Fili |
| Klassi ta' Banda ta' Frekwenza | Doppju-Band |
| Komunikazzjoni mingħajr fili Standard | 802.11ax (Wi-Fi 6/7 Ready) |
| Tip ta' Antenna | Intern |
| Sistema Operattiva | Custom Linux-based operating system |
| Komponenti Inklużi | Bieb |
9. Garanzija u Appoġġ
This product is sold as 'Amazon Renewed'. For warranty information and support related to the renewed condition of the device, please refer to the Amazon Renewed program terms and conditions.
For service-related inquiries, data plans, or technical support specific to AT&T Internet Air 5G services, please contact AT&T customer support directly.
You can find additional support resources and the full user manual by visiting the AT&T support webis-sit jew tikkuntattja lis-servizz tal-konsumatur tagħhom.





