1. Introduction and Overview
The ARRIS SURFboard SBV3202 is a high-performance DOCSIS 3.0 cable modem designed for Xfinity Internet and Voice services. It provides reliable, high-speed internet connectivity and supports two telephony lines for digital voice service, making it an ideal solution for homes and small businesses requiring both internet and voice capabilities.

Front view of the ARRIS SURFboard SBV3202 modem, showing its sleek black design and indicator lights.
Key Features:
- Cost Savings: Own your modem to potentially reduce monthly cable modem rental fees.
- DOCSIS 3.0 Technology: Provides reliable, broadly available, and affordable high-speed internet to your connected devices.
- High-Speed Connectivity: Supports wired speeds up to 1 Gbps via its Ethernet port and is approved for Xfinity Internet plans up to 800 Mbps.
- Voice Service Support: Includes two telephony ports for Xfinity Voice service.
- Easy Setup: Simple and secure setup process using the SURFboard Central App.

Diagram illustrating the SBV3202's compatibility with Xfinity, its maximum supported speed of 800 Mbps, and clarification that it is a modem only, without built-in Wi-Fi.
Product Overview Video:
This video provides a visual overview of the ARRIS SURFboard SBV3202 cable modem, highlighting its features and connectivity options.
2. Setup Guide
What's in the Box:
- ARRIS SURFboard SBV3202 DOCSIS 3.0 Voice Modem
- Power Adapter
- Ethernet Cable
Before You Begin:
- Ensure you have an active Xfinity Internet and Voice service subscription.
- Confirm that your Xfinity service plan is compatible with a DOCSIS 3.0 modem. The SBV3202 supports plans up to 800 Mbps.
- Have your Xfinity account information readily available for activation.
Physical Connection:
- Connect Coaxial Cable: Connect one end of the coaxial cable to the cable wall outlet and the other end to the Coax port on the back of your SBV3202 modem.
- Connect Ethernet Cable: Connect one end of the Ethernet cable to the 1 Gbps Ethernet port on the back of your SBV3202 modem and the other end to your Wi-Fi router or computer.
- Connect Telephony Lines: If you have Xfinity Voice service, connect your telephone(s) to the Tel1 and/or Tel2 ports on the back of the modem.
- Connect Power: Connect the power adapter to the Power port on the back of the modem and then plug the adapter into an electrical outlet.

Detailed rear view of the SBV3202 modem, highlighting the distinct ports for telephony, Ethernet, coaxial cable, and power connections.
Activation:
- Power On: Wait for the modem to power on and the indicator lights on the front panel to stabilize. This may take several minutes.
- Download SURFboard Central App: Download the ARRIS SURFboard Central App on your smartphone or tablet.
- Follow In-App Instructions: Open the app and follow the step-by-step instructions to activate your modem. The app will guide you through the process of registering the modem with Xfinity.
- Voice Service Activation (Important Note): After activating internet service via the app, if you have Xfinity Voice, you may need to contact Xfinity customer support to provision the phone lines. Provide them with the last 4 digits of the CM MAC (also known as HFC MAC) found on the modem label.

Visual guide to the easy setup and activation process for the SBV3202, emphasizing the use of the SURFboard Central App.
3. Operating Instructions
LED Indicators:
The front panel of your SBV3202 modem features several LED indicators that provide status information:
- Power: Indicates the power status of the modem.
- US/DS (Upstream/Downstream): Indicates the connection status to the Xfinity network.
- Online: Indicates successful internet connectivity.
- Tel1/Tel2: Indicate the status of the telephone lines.
- Link/Ethernet: Indicates activity on the Ethernet port.
Refer to the full user manual (available online) for detailed explanations of LED behavior (e.g., solid, blinking, color variations).
Basic Usage:
Once activated, the SBV3202 modem provides internet access through its Ethernet port and voice service through its telephony ports. Connect your computer or Wi-Fi router to the Ethernet port for internet access. Connect your landline phones to the Tel1/Tel2 ports for voice service.
4. Maintenance
To ensure optimal performance and longevity of your ARRIS SURFboard SBV3202 modem, follow these maintenance guidelines:
- Placement: Place the modem in a well-ventilated area, away from direct sunlight, heat sources, and moisture. Ensure adequate airflow around the device.
- Cleaning: Regularly dust the modem's exterior with a soft, dry cloth. Avoid using liquid cleaners or abrasive materials.
- Cable Connections: Periodically check all cable connections (coaxial, Ethernet, telephony, power) to ensure they are secure and not damaged.
- Firmware Updates: Modem firmware updates are typically managed by your Internet Service Provider (Xfinity). Ensure your modem is connected and powered on to receive automatic updates.
- Rebooting: If you experience connectivity issues, a simple reboot of the modem (unplugging the power for 30 seconds and plugging it back in) can often resolve minor problems.
5. Troubleshooting
If you encounter issues with your ARRIS SURFboard SBV3202 modem, try the following troubleshooting steps:
No Internet Connection:
- Check Cables: Ensure all cables (coaxial, Ethernet, power) are securely connected to the modem and the respective outlets/devices.
- Check LED Indicators: Verify that the Power, US/DS, and Online LEDs are solid. If any are blinking or off, there might be an issue with your connection to Xfinity.
- Reboot Modem: Unplug the modem's power cord from the electrical outlet, wait 30 seconds, and then plug it back in. Allow several minutes for the modem to restart and re-establish connection.
- Check Xfinity Service: Confirm there are no service outages in your area by checking the Xfinity website or contacting their support.
No Dial Tone on Phone:
- Check Phone Connections: Ensure your phone(s) are correctly plugged into the Tel1/Tel2 ports on the modem.
- Check Tel LEDs: Verify that the Tel1 and/or Tel2 LEDs on the modem are solid.
- Re-activate Voice Service: As noted in the setup guide, voice service activation is separate from internet. If you recently set up the modem, you might need to call Xfinity to provision the voice lines.
Slow Internet Speeds:
- Reboot Modem and Router: Perform a power cycle on both your modem and your Wi-Fi router.
- Check Plan Speed: Confirm your Xfinity internet plan speed. The SBV3202 supports up to 800 Mbps.
- Wired vs. Wireless: Test speeds with a wired connection directly to the modem's Ethernet port to rule out Wi-Fi issues.
- Network Congestion: Too many devices or heavy usage on your network can impact speeds.
6. Specifications
| Feature | Description |
|---|---|
| Brand | ARRIS |
| Model Number | SBV3202 |
| DOCSIS Version | 3.0 |
| Internet Service Provider Compatibility | Xfinity |
| Max Internet Speed (Xfinity Plans) | Up to 800 Mbps |
| Ethernet Ports | 1 x 1 Gbps Ethernet Port |
| Telephony Ports | 2 (for Xfinity Voice) |
| Dimensions (LxWxH) | 1.8 x 7.1 x 7.1 inches (approx.) |
| Weight | 2.31 pounds (approx.) |
| Color | Black |
| First Available | October 15, 2018 |
7. Warranty and Support
Warranty Information:
The ARRIS SURFboard SBV3202 DOCSIS 3.0 Cable Modem comes with a 2-Year Limited Warranty. Please retain your proof of purchase for warranty claims. For specific warranty terms and conditions, refer to the documentation included with your product or visit the ARRIS support website.
Customer Support:
For further assistance, technical support, or troubleshooting beyond the scope of this manual, please contact ARRIS customer support or refer to the official ARRIS SURFboard website. You may also find additional resources and FAQs on the Xfinity support website regarding modem compatibility and activation.





