Contents
PRODUCT OVERVIEW ....................................................................................................................... 4
Front view ................................................................................................................................................................................. 4
CM3008 ............................................................................................................................................................................... 4
CM3016/CM3024 ........................................................................................................................................................... 5
Back/Bottom view .................................................................................................................................................................. 6
CM3008 ............................................................................................................................................................................... 6
CM3016/CM3024 ........................................................................................................................................................... 6
INSTALLING YOUR MODEM ............................................................................................................ 8
Requirements .......................................................................................................................................................................... 8
Getting a high-speed Internet account ...................................................................................................................... 8
If you already have a high-speed Internet account................................................................................................ 8
Modem information ........................................................................................................................................................... 8
Positioning your modem....................................................................................................................................................... 9
SETTING UP YOUR MODEM......................................................................................................... 10
Connect devices to the modem ...................................................................................................................................... 10
TROUBLESHOOTING ...................................................................................................................... 12
How do I renew the IP address on my computer? .................................................................................................... 12
To renew the IP address on Windows 7 systems: ............................................................................................... 12
To renew the IP address on Windows XP systems: ............................................................................................ 12
Renewing the IP address on Macintosh systems ................................................................................................ 12
What if I don’t subscribe to cable TV?.......................................................................................................................... 13
How do I arrange for installation? ................................................................................................................................. 13
How does the modem connect to my computer?..................................................................................................... 13
After my modem is connected, how do I access the Internet? ........................................................................... 13
Can I watch TV and surf the Internet at the same time?....................................................................................... 13
2
The modem does not register an Ethernet connection.......................................................................................... 13
The modem does not register a cable connection. .................................................................................................. 14
Tips for improved performance ...................................................................................................................................... 14
Check and correct .......................................................................................................................................................... 14
SPECIFICATIONS ............................................................................................................................. 15
CM3008 ................................................................................................................................................................................. 15
CM3016 ................................................................................................................................................................................. 17
CM3024 ................................................................................................................................................................................. 19
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Product Overview
Front view
CM3008
Reset Button------Press and hold for five seconds to restore settings to factory defaults and reboot
the modem.
Ethernet LED------ Green (Fast Ethernet). Blue (Gigabit Ethernet). A solid LED indicates something is
plugged into the Ethernet port and the connection is operational. A blinking LED indicates data is
being transferred over the Ethernet connection. If the LED is off nothing is connected to the Ethernet
port or a connected device has been disabled by the user.
Status LED------LED blinks while the modem is registering a connection over the cable network. A solid
LED indicates the modem is connected to the cable network.
Send LED------ LED blinks green while the modem is searching for a connection over the cable network.
A solid green LED indicates the modem is sending data to the cable network. A solid blue LED indicates
multi-channel bonding.
Receive LED------A solid green LED indicates the modem is receiving data from the cable network. A
solid blue LED indicates multi-channel bonding.
Power LED------The modem has power.
4
CM3016/CM3024
Power LED------The modem has power.
Receive LED------A solid green LED indicates the modem has a working Internet connection to the cable
network. A solid blue LED indicates multi-channel bonding.
Send LED------ LED blinks green while the modem is searching for a connection over the cable network.
A solid green LED indicates the modem has a working Internet connection to the cable network. A solid
blue LED indicates multi-channel bonding.
Status LED------LED blinks while the modem is registering a connection over the cable network. A solid
LED indicates the modem has a working Internet connection.
Ethernet LED------ Green (Fast Ethernet). Blue (Gigabit Ethernet). A solid LED indicates another device
is plugged into the Ethernet port, and turned on, and the connection is operational. A blinking LED
indicates data is being transferred over the Ethernet connection. If the LED is off nothing is
connected to the Ethernet port or a connected device has been disabled by the user.
5
Back/Bottom view
CM3008
Power Port------ Connect the included AC power adapter to this port.
Ethernet Port------ Connect an Ethernet cables (also called network or Internet cables) to this port
and to your computer or a router.
Cable Port------F-connector connects to an active cable signal from your wall jack to your modem.
CM3016/CM3024
Reset Button------Press and hold for five seconds to restore settings to factory defaults and reboot
the modem.
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