Install And Activate Your Cable Modem; Activate Your Internet Service - NETGEAR CM400 User Manual

It takes at least 10 minutes for the cable modem to come online on the network. During
this time, the LED behavior is as follows:
• The Downstream LED lights amber when one downstream channel is locked.
• The Downstream LED lights green when more than one downstream channel is
locked.
• The Upstream LED lights amber when one upstream channel is locked.
• The Upstream LED lights green when more than one upstream channel is locked.
• After the cable modem registers with your cable Internet provider, the Internet LED
lights green.
Even though an Internet connection is established, Internet service is available only after you
set it up with your cable Internet provider.
For information about how to set up your Internet service, see
on page 9.

Install and Activate Your Cable Modem

The cable modem provides a connection between your cable Internet provider's network and
your computer, router, or WiFi router.

Activate Your Internet Service

Before you activate your Internet service, collect the following information:
• Your cable Internet provider account information
• Cable modem model number, which is CM400
• Cable modem serial number
• Cable modem MAC address
Your cable modem's serial number and MAC address are on the cable modem label.
CM400 High Speed Cable Modem
Hardware and Internet Setup
9
Activate Your Internet Service