1. Introduction
The Motorola MD1600 is a high-performance VDSL2/ADSL2+ modem combined with a built-in AC1600 WiFi Gigabit Router. This device is designed to provide high-speed internet access to all your wired and wireless devices over your existing telephone wiring.
Important Compatibility Information:
- Before purchasing or installing, contact your internet service provider (ISP) to confirm compatibility.
- The MD1600 is compatible with many non-bonded, non-vectoring ADSL and VDSL services from providers such as Frontier, Windstream, TDS Telecom, and Fairpoint.
- This model is not compatible with bonded VDSL, bonded ADSL, or VDSL vectoring services.
- The MD1600 is never compatible with Verizon, AT&T, Comcast, Charter Spectrum, Cox, or other cable services.
2. Package Contents
Verify that your package contains the following items:
- Motorola MD1600 Modem/Router Unit
- Power Adapter
- Ethernet Cable
- DSL Cable
- Quick Start Guide
3. Physical Features

This image shows the front of the Motorola MD1600 modem/router. The device is black with a dark gray front panel. The Motorola logo is centered on the front. Above the logo, a row of LED indicators displays the status of DSL, WAN, LAN ports, Wi-Fi, and USB connections. The device stands upright on a detachable base.
Front Panel Indicators (LEDs)
- DSL: Indicates the status of the DSL connection.
- WAN: Indicates the status of the Wide Area Network connection.
- LAN (1-4): Indicates activity on the Ethernet Local Area Network ports.
- WiFi: Indicates the status of the wireless network.
- USB: Indicates activity on the USB port.
Rear Panel Ports and Buttons
- DSL Port: Connects to your telephone line for DSL service.
- Ethernet LAN Ports (1-4): Connects to computers or other network devices via Ethernet cables.
- Power Port: Connects to the provided power adapter.
- Reset Button: Used to restore factory default settings (requires a paperclip or similar pointed object).
- USB 2.0 Port: For connecting USB storage devices.
4. Setup
Follow these steps to set up your Motorola MD1600:
- Connect the DSL Line: Connect one end of the DSL cable to the DSL port on the MD1600 and the other end to your telephone wall jack. If you have a phone connected to the same line, use a DSL filter (not included) on the phone.
- Connect Power: Connect the provided power adapter to the Power port on the MD1600 and then plug it into an electrical outlet. The device will power on automatically. Wait for the DSL LED to become solid green, indicating a stable DSL connection. This may take several minutes.
- Connect a Computer:
- Wired Connection: Connect one end of the Ethernet cable to any of the LAN ports (1-4) on the MD1600 and the other end to your computer's Ethernet port.
- Wireless Connection: Locate the Wi-Fi Network Name (SSID) and Wireless Password (WPA/WPA2 Key) printed on the label on the bottom or back of your MD1600. On your computer or wireless device, select this SSID from the list of available networks and enter the password.
- Access the Web Interface: Open a web browser (e.g., Chrome, Firefox, Edge) and type 192.168.1.1 (or the IP address specified in your Quick Start Guide) into the address bar and press Enter. Follow the on-screen instructions to complete the setup, which typically involves entering your ISP-provided username and password for your DSL service.
Refer to the included Quick Start Guide for detailed, step-by-step visual instructions.
5. Operating Instructions
Connecting Devices
- Ethernet Devices: Use standard Ethernet cables to connect devices like desktop computers, gaming consoles, or smart TVs to the LAN ports on the back of the MD1600.
- Wireless Devices: Connect smartphones, tablets, laptops, and other Wi-Fi enabled devices using the Wi-Fi Network Name (SSID) and password found on the device label.
Wi-Fi Network Configuration
You can customize your Wi-Fi network settings (SSID, password, security type) through the web interface. Access the interface using the IP address (e.g., 192.168.1.1) in your web browser and navigate to the Wireless settings section.
6. Advanced Features
- Network Attached Storage (NAS): The MD1600 features a USB 2.0 host port. You can connect a USB storage device (e.g., a USB hard drive or flash drive) to this port to create network-attached storage. This allows devices on your network to access files stored on the USB device.
- DLNA Media Sharing: When a USB storage device is connected, the MD1600 supports DLNA Media Sharing, enabling easy sharing of video and audio files to other DLNA-compatible devices on your network (e.g., smart TVs, media players).
- Security Features: The built-in router includes a firewall for network protection and supports WPA/WPA2 wireless security protocols to secure your Wi-Fi network.
- IPv4 and IPv6 Support: The device supports both IPv4 and IPv6 internet protocols.
- Virtual Private Network (VPN) Capability: The router offers VPN pass-through capabilities.
7. Maintenance
- Firmware Updates: Periodically check the Motorola support website for firmware updates. Keeping your device's firmware up-to-date ensures optimal performance and security. Instructions for updating firmware are typically provided with the update package.
- Factory Reset: If you encounter persistent issues or forget your login credentials, you can perform a factory reset. With the device powered on, use a paperclip or similar pointed object to press and hold the Reset button on the rear panel for approximately 10-15 seconds. The device will restart with factory default settings. Warning: A factory reset will erase all custom settings, including Wi-Fi name and password.
- Cleaning: Use a soft, dry cloth to clean the exterior of the device. Avoid using liquid cleaners or abrasive materials.
8. Troubleshooting
If you experience issues with your MD1600, try the following troubleshooting steps:
- No Internet Connection:
- Check all cable connections (DSL, Ethernet, Power) to ensure they are secure.
- Verify that the DSL LED is solid green. If it's blinking or off, there may be an issue with your DSL line or service. Contact your ISP.
- Reboot the MD1600 by unplugging the power adapter, waiting 10 seconds, and plugging it back in.
- Access the web interface and confirm that your ISP login credentials are correctly entered.
- Slow Internet Speed:
- Ensure your device is connected to the 5GHz Wi-Fi band if available, as it generally offers faster speeds and less interference than 2.4GHz.
- Minimize the number of active devices and applications consuming bandwidth.
- Test your internet speed with a wired connection to rule out Wi-Fi interference.
- Contact your ISP to verify your subscribed speed and check for any service outages in your area.
- Wi-Fi Not Connecting or Weak Signal:
- Ensure the Wi-Fi LED on the front panel is illuminated.
- Verify you are using the correct Wi-Fi password.
- Move closer to the MD1600 to improve signal strength.
- Check for sources of interference (e.g., cordless phones, microwaves, other Wi-Fi networks).
For issues specific to your internet service, always contact your internet service provider.
9. Specifications
| Model Name | Motorola MD1600 |
| Product Dimensions | 8.5 x 2.38 x 6.75 inches |
| Item Weight | 13.6 ounces |
| Connectivity Technology | Wired |
| Wireless Communication Standard | 802.11ac |
| Frequency Band Class | Dual-Band |
| Antenna Type | Internal |
| Color | Black |
| Special Feature | WPS |
| Compatible Devices | Modem |
| Recommended Uses | Gaming, Home |
10. Warranty and Support
The Motorola MD1600 comes with a 2-year warranty from the date of purchase.
For technical assistance or warranty claims, please contact Motorola's customer support. Expert, friendly customer support specialists are available in the US to assist you. Refer to the contact information provided in your Quick Start Guide or visit the official Motorola support website for the most current contact details.





