Activate Your Internet Service
Connect a Router
You must set up your cable modem before activating your Internet service. For
more information, see Set Up the Hardware on the other side of this quick start
guide.
Before you start the self-activation process, collect the following information:
• Personal information associated with your Xnity account (you need one of
the following):
• Mobile phone number
• Xnity user name and password
• Xfinity account number
• Cable modem model number, which is CM1150V
• Cable modem serial number
• Cable modem MAC address
• Cable modem MTA MAC address
Your cable modem’s serial number and MAC address are on the cable modem
label.
To activate your Xnity Internet service:
1. Close all web browsers.
2. Launch a web browser.
You are redirected to the Xnity self-activation page. If you are not redirected
to the Xnity self-activation page, visit xnity.com/activate.
After you set up your cable modem and activate your Internet service, you can
disconnect the computer and connect a router to the cable modem.
1
2
3
4
To connect a router to the cable modem:
1. Reboot the cable modem by unplugging the power cable from the
cable modem and plugging it back in.
2. Wait for the Online LED
to stop blinking and light solid green.
3. Use an Ethernet cable to connect Ethernet port 1 on the cable modem to the
WAN or Internet port on the router.
4. Power on the router.
5. Wait until the router is ready.
6. Connect a computer to the router.
For more information about how to set up your router, see the documentation
that came with your router.
Quick Start
Voice Cable Modem
Model CM1150V
Package Contents
Phone cable
3. Provide your Xnity credentials and complete the self-activation process.
This process might take up to 10 minutes, during which the cable modem
reboots twice.
If you’re unable to activate your Xnity Internet service using the self-activation
page, call Xnity customer service at 1-800-XFINITY (1-800-934-6489).
Cable modem
Ethernet cable
Power adapter
Set Up the Hardware
Support
1
2
3
4
Note: Your cable modem comes with plugs that cover Ethernet ports 2, 3 and 4.
For more information about Ethernet ports 2, 3, and 4, visit netgear.com/support/
product/CM1150V.
1. Collect your Xnity account information.
Collect your Xnity account information, such as your account mobile phone
number, user name, password, and account number.
2. Turn off and disconnect existing modems and routers.
If you are replacing a modem that is currently connected in your home,
unplug the modem and plug the new cable modem into the same outlet.
3. Connect a coaxial cable.
Use a coaxial cable to connect the cable port on the cable modem to a cable
wall outlet.
Make sure that the cable is tightly connected.
4. (Optional) Connect a phone.
If you have Xnity Voice, connect your phone to the Tel 1 port on the
cable modem with the phone cable.
If you subscribed to two phone lines, connect the other phone to the Tel 2
port.
Note: The Tel 2 port only works for a two-phone line subscription.
5. Connect the power adapter.
Connect the power adapter to the cable modem and plug the power adapter
into an electrical outlet.
When the startup procedure is complete, the Power LED
lights green.
If the Power LED does not light, make sure that the Power On/Off button is in
the On position.
6. Wait for the Online LED to light solid green.
This process might take up to 10 minutes.
Note: When the Online LED lights, your cable modem is not connected to
the Internet yet. You must activate your cable modem with your cable Internet
provider.
7. Connect a computer to the cable modem.
Use an Ethernet cable to connect a computer to Ethernet port 1 on the
cable modem.
8. Activate your Internet service.
For information about how to activate your Internet service, see Activate Your
Internet Service on the other side of this quick start guide.
After you install and activate the cable modem, you can disconnect the
computer and connect a router to the cable modem. For more information,
see Connect a Router on the other side of this quick start guide.
Thank you for purchasing this NETGEAR product. You can visit
www.netgear.com/support to register your product, get help, access the latest
downloads and user manuals, and join our community. We recommend that you
use only ofcial NETGEAR support resources.
For regulatory compliance information, visit
http://www.netgear.com/about/regulatory/.
See the regulatory compliance document before connecting the power supply.
Customer-owned cable modems might not be compatible with certain cable
networks. Check with your cable Internet provider to conrm that this NETGEAR
cable modem is allowed on your cable network.
If you are experiencing trouble installing your cable modem, contact NETGEAR at
1-866-874-8924. If you are experiencing trouble connecting your router, contact
the router manufacturer.
Note: You can purchase an uninterrupted power supply, sold separately,
for continued service during power outages. To view a list of compatible
uninterrupted power supplies, visit the NETGEAR cable products web page.
NETGEAR, Inc.
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San Jose, CA 95134, USA
© NETGEAR, Inc., NETGEAR and the NETGEAR Logo are trademarks of
NETGEAR, Inc. Any non-NETGEAR trademarks are used for reference
purposes only.
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Curraheen Road, Cork, Ireland
July 2018