ASUS Dual-Band AC1750 Gigabit Router (RT-AC66U) User Manual

1. Sarrera

This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your ASUS RT-AC66U Dual-Band AC1750 Gigabit Router. Please read this manual thoroughly to ensure proper use and optimal performance of your device.

The ASUS RT-AC66U Gigabit wireless dual-band router features Broadcom’s 5th generation Wi-Fi (5G WiFi) technology. It operates on both 2.4GHz and 5GHz bands, delivering data rates up to 1.75Gbps, which is three times faster than 802.11n speeds. Equipped with ASUS AiRadar technology, it amplifies transmissions for optimized signals, enhancing network coverage. The router supports ASUSWRT setup, Quality of Service (QoS) standards, multiple SSIDs, and includes two USB ports for file, DLNA, and printer server capabilities. It also features three detachable R-SMA type antennas for wider coverage and supports VPN Server functionality and IPv6.

2. Produktua amaitu daview

The ASUS RT-AC66U router is designed to provide high-speed and reliable wireless connectivity for your home or office network. Below are key features and a visual representation of the device.

Ezaugarri nagusiak:

• Dual-Band AC1750 WiFi: Utilizes 5th generation 802.11ac chipset for concurrent 2.4GHz/5GHz operation, offering speeds up to 1.75Gbps.
• ASUS AiCloud Service: Enables access, streaming, sharing, and syncing of files on the go with unlimited storage expansion.
• Gigabit Ethernet portuak: Provides fast and reliable wired internet performance.
• AiRadar Technology: Optimizes wireless coverage through high-powered amplification and beam-forming with detachable antennas.
• ASUSWRT Dashboard UI: Offers a user-friendly interface for 3-step easy setup, signal monitoring, and network application control.
• Download Master: Facilitates wireless data storage and access to USB storage devices connected to the router.
• Multi-functional USB Ports: Two built-in USB ports support file sharing, printer sharing, and 3G sharing.
• VPN zerbitzaria: Integrated VPN server functionality for secure remote access.
• IPv6 euskarria: Ready for the next generation of internet protocol.

Produktua Views:

1. irudia: Aurrealdea view of the ASUS RT-AC66U router, showcasing its design and external antennas.

Figure 2: Top-front perspective of the ASUS RT-AC66U router, highlighting the ventilation and LED indicators.

3. Irudia: Atzealdea view of the ASUS RT-AC66U router, showing the WAN, LAN, USB ports, and power input.

3. Konfigurazioa

Follow these steps to set up your ASUS RT-AC66U router and establish an internet connection.

3.1 Hardware konexioa

1. Routerraren kokapena: Place the router in a central location for optimal Wi-Fi coverage. Ensure antennas are oriented vertically for best signal.
2. Konektatu modema: Power off your modem. If it has a backup battery, remove it.
3. Konektatu WAN ataka: Connect one end of an Ethernet cable to your modem's LAN port and the other end to the blue WAN port on the ASUS RT-AC66U router.
4. Konektatu energia: Konektatu korronte-egokitzailea routerraren elikatze-sarreran eta gero korronte-entxufe batean.
5. Piztu: Turn on your modem, then turn on the ASUS RT-AC66U router. Wait for the LED indicators to stabilize.

3.2 Initial Configuration (ASUSWRT)

1. Konektatu bideratzailera: Connect your computer to the router either wirelessly (using the default Wi-Fi name and password found on the router's label) or via an Ethernet cable to one of the yellow LAN ports.
2. Sarbide Konfigurazio Orria: Ireki a web arakatzailea eta sartu router.asus.com or 192.168.1.1 helbide barran.
3. Jarraitu pantailako argibideak: The ASUSWRT dashboard UI will guide you through a 3-step setup process to configure your internet connection, Wi-Fi network name (SSID), and password.
4. Confirm Internet Status: After completing the setup, check the "Network Map" section to ensure the Internet status shows "Connected".

4. Routerraren funtzionamendua

Once your router is set up, you can manage its various functions through the ASUSWRT interface or the ASUS Router app.

4.1 Wireless Network Management

• Banda bikoitzeko funtzionamendua: The RT-AC66U operates on both 2.4GHz and 5GHz frequencies. You can configure separate SSIDs for each band or use Smart Connect to allow devices to automatically choose the best band.
• Gonbidatuen sarea: Create up to three separate guest networks for visitors, providing internet access while isolating your main network for security.
• AiRadar Beamforming: This technology automatically detects the location of Wi-Fi devices and directs stronger signals towards them, improving range and stability.

4.2 USB Applications

The two USB 2.0 ports on the router offer versatile functionalities:

• AiDisk (File Sharing): Connect a USB storage device to create a personal cloud server for file sharing and streaming.
• Inprimagailu zerbitzaria: Connect a USB printer to share it across your network.
• 3G/4G Sharing: Connect a compatible 3G/4G USB dongle to use as a primary or backup internet connection.

4.3 Network Security and Control

• AiProtection: Provides network security features, including malicious site blocking, vulnerability protection, and infected device prevention and blocking.
• Adaptive QoS: Prioritizes network traffic for specific applications (e.g., gaming, streaming) to ensure smooth performance.
• Gurasoen kontrolak: Manage and schedule internet access for connected devices.
• VPN zerbitzaria: Set up a Virtual Private Network (VPN) server to securely access your home network from anywhere.

5. Mantentzea

Regular maintenance ensures your router operates efficiently and securely.

5.1 Firmware eguneratzea

Keeping your router's firmware up to date is crucial for performance, security, and new features. You can update the firmware via the ASUSWRT interface.

1. Access ASUSWRT: Hasi saioa bideratzailearen web interface (router.asus.com).
2. Navigate to Firmware Upgrade: Joan zaitez Administration > Firmware Upgrade.
3. Egiaztatu eguneratzeak: Click "Check" to see if a new firmware version is available.
4. Perform Update: If an update is available, follow the on-screen instructions to download and install it. The router will reboot automatically after the update.

5.2 Berrabiarazte arrunta

Periodically rebooting your router (e.g., once a month) can help clear its memory, resolve minor network issues, and improve overall performance.

• Berrabiarazte leuna: Log in to ASUSWRT and click the "Reboot" button at the top of the page.
• Hard Reboot: Unplug the power adapter from the router, wait 10-15 seconds, then plug it back in.

6. Arazoak

If you encounter issues with your ASUS RT-AC66U router, refer to the following common troubleshooting steps.

6.1 Interneteko konexiorik ez

1. Egiaztatu LED adierazleak: Ensure the Power, Wi-Fi, and Internet LEDs are solid blue. If the Internet LED is off or orange, there might be an issue with your modem or ISP connection.
2. Egiaztatu kableen konexioak: Ensure all Ethernet cables (WAN, LAN) are securely connected to the correct ports on the router and modem.
3. Energia-zikloko gailuak: Power off your modem and router. Wait 30 seconds, then power on the modem first. Once the modem is fully online (all its indicator lights are stable), power on the router.
4. Check WAN Settings: Log in to ASUSWRT and navigate to WAN > Internet Connection. Verify that your WAN connection type (e.g., PPPoE, Static IP, Automatic IP) and account settings are correct as provided by your Internet Service Provider (ISP).
5. ISP Contact: If the issue persists, contact your ISP to confirm your account status and connection details.

6.2 Poor Wi-Fi Signal or Coverage

1. Routerraren kokapena: Move the router to a central location, away from obstructions (thick walls, metal objects) and interference sources (microwaves, cordless phones).
2. Antenaren orientazioa: Adjust the router's external antennas for optimal signal reception.
3. Interferentzia: Change the Wi-Fi channel in ASUSWRT (Wireless > General) to avoid interference from neighboring networks. Use a Wi-Fi analyzer app to find less congested channels.
4. Firmware eguneratzea: Ensure your router's firmware is up to date (refer to Section 5.1).

6.3 Restoring to Factory Default Settings

If you experience persistent issues or forget your router's login credentials, you can restore it to its factory default settings. This will erase all custom configurations.

• Via ASUSWRT: Joan zaitez Administration > Restore/Save/Upload Setting and click "Restore".
• Hardware berrezarri: With the router powered on, press and hold the "Reset" button (usually a small pinhole button on the back) for about 5-10 seconds until the Power LED starts blinking. Release the button and wait for the router to reboot.

7. Zehaztapenak

8. Bermea eta Laguntza

For warranty information, technical support, or further assistance, please visit the official ASUS support webwebgunean edo jarri harremanetan bere bezeroarentzako zerbitzuarekin.

• ASUS laguntza Webgunea: www.asus.com/support/
• Produktuaren orria: Visit the ASUS Store on Amazon