NETGEAR CM500 Quick Start Manual

Quick Start
High Speed Cable Modem
Model CM500

Package Contents

Ethernet cable
Cable modem Power adapter
1. Collect your cable Internet provider
information.
Collect your cable account number,
account phone number, and login
information (your email address or user
name and password).
2. Connect a coaxial cable.
Use a coaxial cable that is provided by
your cable company to connect the cable
port on the cable modem to a cable wall
outlet or a line splitter.
Make sure that the cable is tightly connected.
Note: If Comcast Xfinity is your
cable Internet provider, Comcast
Xfinity recommends connecting your
cable modem directly to a cable wall
outlet.
3. Connect a computer to the 4. Connect the power adapter.
cable modem.
Use the Ethernet cable that is provided in
the package to connect a computer to the
Ethernet port on the cable modem.
Reboot the computer.
Note: After you install and activate the
cable modem, you can disconnect the
5. Wait for the cable modem to come
computer and connect a router to the
cable modem. For more information, see
Connect a Router on page 2.
Cable wall outlet
Power adapter
Coaxial cable
(not included)
Cable modem
6. Set up your Internet service.
Even though an Internet connection is established, Internet
service is available only after you set it up with your cable
Connect the power adapter to the
Internet provider. For information about how to set up your
cable modem and plug the power adapter
Internet service, see the other side of this quick start guide.
into an electrical outlet.
Note:
When the startup procedure is completed,
set up your Internet service by using the following Xfinity
the Power LED lights green. self‑activation process:
a. Close all web browsers and then launch a web browser.
online.
The cable modem comes online when the
Internet LED stops blinking and lights
b. Provide your Xfinity credentials during the activation
solid green.
This process might take up to 10 minutes.
Ethernet cable
Computer
If Comcast Xfinity is your cable Internet provider,
You are redirected to the Xfinity self‑activation page. If
you are not redirected to the Xfinity self‑activation page,
visit the following website:
https://www.comcast.com/activate
process.
If you are unable to self‑activate your cable modem, call
Comcast Xfinity customer service at
1‑800‑XFINITY (1‑800‑934‑6489).