Netgear CM500 Manual De Usuario

Before you call Comcast Xfinity, make sure that your account number, account phone 
number, email address, and password are nearby. The cable modem’s model number is 
CM500. The serial number and MAC address are on the product label.

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Call Comcast Xfinity customer service at 1-800-XFINITY (1-800-934-6489).

When asked, provide your account information and provide the cable modem’s model 

number and MAC address.

Wait for Comcast Xfinity to confirm that your cable modem is active.

If you do not get an Internet connection with the cable modem, ask the Comcast Xfinity 

representative to look for your cable modem online, and do one of the following depending 

on what Comcast Xfinity tells you about your cable modem:

If the cable modem is not visible, the Comcast Xfinity representative can give you 
instructions to verify why the cable modem does not connect with your high-speed 
Internet service.

If the cable modem is visible to the Comcast Xfinity representative, reboot the cable 
modem. Check your online status again.

To determine the accurate Internet speed, visit the speed test website of your cable Internet 
provider and perform a speed test.

If your actual speed is lower than your subscribed speed, contact your cable Internet 
provider.

During the installation and activation, you must connect the cable modem directly to a 
computer. After installation and activation, you can connect the cable modem to a router.