Netgear Cm500 High Speed Cable Modem Docsis 3 0 User Manual

350 East Plumeria Drive
San Jose, CA 95134 
USAMay 2015
202-11534-01
CM500 High Speed Cable Modem
User Manual 

 
2 CM500 High Speed Cable Modem 
Support
Thank you for selecting NETGEAR products. 
After installing your device, locate the serial number on the label of your product and use it to register your product at https://my.netgear.com. You must register your product before you can use NETGEAR telephone support. NETGEAR recommends registering your product through the NETGEAR website. 
For product updates and web support, visit http://support.netgear.com.
Phone (US & Canada only): 1-888-NETGEAR.
Phone (Other...

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Contents
Chapter 1 Hardware and Internet Setup
Unpack Your Cable Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5
Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Back Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Product Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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1.   Hardware and Internet Setup
The NETGEAR CM500 High Speed Cable Modem provides a connection to high-speed cable 
Internet with speeds up to 680 Mbps.1 The cable modem is certified by all major cable Internet 
providers. A Gigabit Ethernet port provides fast access and downloads. The cable modem 
supports the assignment of IPv4 and IPv6 addresses by cable Internet providers.
This chapter covers the following topics:
•Unpack Your Cable Modem
•Front Panel
•Back Panel
•Product Label
•Install and...

Hardware and Internet Setup 5
 CM500 High Speed Cable Modem
Unpack Your Cable Modem
Your package contains the following items.
Ethernet cable
Power adapter
Cable modem
Figure 1. Package contents
Front Panel
The  cable modem  provides status LEDs on the front.
Power LED
Downstream LED
Upstream LED
Internet LED
Ethernet LED
Figure 2. Cable modem front view 

Hardware and Internet Setup 6
CM500 High Speed Cable Modem 
You can use the LEDs to verify status and connections. The following table lists and 
describes each LED on the front panel of the cable modem.
Table 1.  LED descriptions  
LEDIconDescription
Power
•  Green. Power is supplied to the cable modem.
•  Off. No power is supplied to the cable modem.
•  Red. 
The cable modem is too warm and might overheat. For more information 
about this condition, see  Use LEDs to Troubleshoot on page  24....

Hardware and Internet Setup 7
 CM500 High Speed Cable Modem
Product Label
The product label on the bottom of the cable modem displays the serial n\
umber and MAC 
address of the cable modem and login information, including the default \
IP address, default 
user name, and default password.
MAC address
Serial number
Figure 4. Product label
Install and Activate Your Cable Modem
The cable modem provides a connection between your cable Internet provid\
er’s network and your computer, router, or WiFi router....

Hardware and Internet Setup 8
CM500 High Speed Cable Modem 
Note:
Before you connect your cable modem and contact your cable Internet 
provider, collect your cable account number, account phone number, 
and login information (your email address or user name and password).
To connect your cable modem directly to a computer:
1. Connect a coaxial cable.
Use the coaxial cable that your cable company provided to connect the ca\
ble port on the 
cable 
 modem to a cable wall outlet or a line splitter. Make...

Hardware and Internet Setup 9
 CM500 High Speed Cable Modem
Contact Your Cable Internet Provider and Set Up Your Internet 
Service
You must contact your Internet service provider (ISP) and tell them tha\
t you are using the 
cable modem.
To set up your Internet connection:
1.  Contact your cable Internet provider
 .
a. Check with your cable Internet provider to confirm that this cable modem\
 is allowed 
on your cable network.
This cable modem might not be compatible with certain cable networks.
b.  If...

Hardware and Internet Setup 
10 CM500 High Speed Cable Modem 
4. If you do not have an Internet connection with the cable modem, ask your cable ISP to look 
for your cable modem online, and do one of the following depending on what your cable ISP 
tells you about your cable modem:
•If the cable modem is not visible, your cable ISP 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 your cable ISP, reboot the...