To activate your Internet connection with Comcast XFINITY’s self-activation process: After the modem router registers with your cable Internet provider, the Internet LED lights white.The Downstream/Upstream LED blinks slowly when the modem router is locking one or more downstream channels, the LED blinks fast when the modem router is locking one or more upstream channels, and it lights solid white when one or more downstream channels are locked.During this time, the LED behavior is as follows: It takes at least 10 minutes for the modem router to come online on the network. Wait for the modem router to come online.When the startup procedure is completed, the Power LED lights white. Connect the power cord provided in the package to the modem router and plug the power cord into an electrical outlet.Connect one end of the phone cable to the Tel (Voice) port on the rear panel of the modem router and the other end of the phone cable to the telephone.Use the Ethernet cable provided in the package to connect the Gigabit Ethernet port on the modem router to an Ethernet port on the computer.Turn off the computer to which you intend to connect the modem router.Make sure that the cable is tightly connected. Use the coaxial cable that your cable company provided to connect the cable port on the modem router to a cable wall outlet. To connect your modem router to a computer: Call Comcast XFINITY to activate Internet service and register voice telephone lines.Connect your modem router to a computer.To install and activate your modem router follow these high-level steps: Your modem router’s serial number and MAC address are on the modem router label. Note: Before you connect your modem router and contact your cable Internet provider, collect your XFINTY account number, the phone number associated with your XFINITY account, XFINITY login information (your email address or user name and password), modem router model number (which is CM1000), modem router serial number, and modem router MAC address. During the installation and activation, you must connect the modem router directly to a computer. The modem router provides a connection between your cable Internet provider’s network and your computer, router, or WiFi router.

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