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Arris SURFboard SBG8300 Quick Start Manual

Arris SURFboard SBG8300 Quick Start Manual

Wi-fi cable modem
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Q U IC K START GUI D E
Wi-Fi cable modem
SBG8300

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Scott Jackson
June 7, 2025

My ARRIS SGB8300 no longer connects to 2.4. When I try, I receive the message, "Unable to join the network." SBG8300-FEF9 5G works great, but some devices need the 2.4. It worked fine until today. Can you help me?

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Summary of Contents for Arris SURFboard SBG8300

  • Page 1 Q U IC K START GUI D E Wi-Fi cable modem SBG8300...
  • Page 2: What's In The Box

    What’s in the box Introduction Status indicators Get started Power adapter Set up your Wi-Fi network connection 3.1 Download ARRIS SURFboard® Manager SBG8300 3.2 Connect using your mobile device Quick Start Guide Web Manager Software License & Warranty card SBG8300 Wi-Fi...
  • Page 3 Green (Slow Blink) - No clients found (5 GHz or dual-band) Blue (Slow Blink) - No clients found (2.4 GHz band only) Note: Detailed LED status information is available online in the SBG8300 User Guide on the ARRIS Support website, www.arris.com/selfhelp.
  • Page 4: Get Started

    Get started The SBG8300 is a combination DOCSIS 3.1 cable modem and four-port Ethernet router with Wi-Fi. It uses DOCSIS 3.1 technology to provide ultra high-speed Internet access on your Wi-Fi home network or small business network. Using the connection capabilities of the SBG8300, you can connect your computer and other network-enabled devices via the four Ethernet ports or the 2.4 GHz and 5 Ghz Wi-Fi connections.
  • Page 5 the Ethernet cable (not included) to any Connect the coaxial cable (not included) from the Connect Ethernet port on the rear of your SBG8300 and the cable wall outlet or RF splitter (not included) to the Ethernet port on your PC or laptop. Cable connector on the rear of your SBG8300.
  • Page 6 the front panel LEDs on your SBG8300. After a Check Connect the power adapter to the Power port on the brief pause, both LEDs should light up SOLID green. rear of your SBG8300, then plug it into an electrical wall outlet that is not controlled by a wall switch. Online Wi-Fi Your SBG8300 will...
  • Page 7 Verify SBG8300 connectivity by accessing the The model name (SBG8300), HFC MAC ID, and the Internet using the connected PC or laptop. serial number (S/N) are listed on the Wi-Fi cable modem label. Activate your new Wi-Fi cable modem; choose one of the following options: •...
  • Page 8 Set up your Wi-Fi network connection Download ARRIS SURFboard® Manager mobile app the ARRIS SURFboard Manager mobile app (see page 16) or the SBG8300 Web Manager (see page 21) to set the same network name and password, if you are...
  • Page 9 Scan the QR code to download the mobile app on your iOS or Android mobile device: Connect using your mobile device the ARRIS SURFboard Manager mobile app and Open Some of the selections used in this procedure may follow the prompts to configure your SBG8300 Wi-Fi vary slightly depending on your mobile device and network.
  • Page 10 Access the Settings screen on your mobile device and Select the SBG8300 Wi-Fi network from the list of then select: Wi-Fi, Wireless, or Connections. available Wi-Fi networks. Check that Wi-Fi or Wireless is set to ON. For Apple devices, you may have to enter a password and then select JOIN.
  • Page 11: Web Manager

    your Wi-Fi network password in the Password Enter Web Manager field and select Join or Connect. This is the password that you set up during the SBG8300 activation.
  • Page 12 Wi-Fi network name or create a new network name to help you to easily identify your Wi-Fi home network. The default login is case-sensitive. For additional assistance with your SBG8300, ARRIS is Username: admin available to help. Choose one of the following:...
  • Page 13: Wi-Fi Cable Modem Label

    Wi-Fi cable modem. © 2020 CommScope, Inc. All rights reserved. ARRIS and the ARRIS Logo are trademarks of CommScope, Inc. and/or its affiliates. All other trademarks are the property of their respective owners. No part of this content may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from CommScope, Inc.