Connect the coaxial cable to a cable wall outlet (if not connected) and the Cable connector on the rear of the SB8200 cable modem. Hand-tighten the connectors to avoid damaging them.
Connect the Ethernet cable to the Ethernet port on the computer or router and to the Ethernet port 1 on the back of the SB8200 cable modem.
Connect the power cord to the Power port on the rear of the SB8200 cable modem and then plug it into an electrical wall outlet.
Check for solid 4 LEDs on the front panel of the SB8200 cable modem. The Power, Receive, Send, and Online LEDs flash during the initial startup.
Launch a web browser, such as Internet Explorer, Firefox, or Safari. Enter www.surfboard.com into the address box and press the Enter key. The ARRIS website should open.
NOTE: Some service provider may allow automatic activation which will automatically launch a special website when the browser is open. If the self-activation is unsuccessful, gather the Media Access Control (MAC) address (HFC MAC ID) and the Serial number (S/N) listed on the bottom label of the modem and contact the service provider to activate the modem.