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Last Updated: Mon, 12 Jan 2015 > Related Articles
Learn about the available ports and an explanation of the status lights on a Cisco DPC3000 cable modem.
The Cisco DPC3000 is a DOCSIS 3.0 cable modem. If this modem is used with the Ultimate Internet, only available in limited markets, and a Microsoft operating system other than Vista or Windows 7, the registry keys must be updated to enable maximum speed performance.
After the cable modem has successfully registered on the network, the POWER, DS, US and ONLINE indicators illuminate continuously to indicate that the cable modem is online and fully operational. For more details, refer to the Modem Lights section.
The Cisco DPC3000 has the following ports available on the back of the modem:
- REBOOT - Used to reset the modem.
- ETHERNET - Connects to the Ethernet port on your computer.
- USB - Connects to the USB port on your computer.
- CABLE - Connects to the cable wall outlet.
- POWER - Connects the cable modem to the power adapter.
Note: The REBOOT button is for maintenance purposes only. For more details, refer to the Modem Lights section.
|Off||No power||Verify power supply connections and electrical outlet. Also make sure the outlet is not connected to a switch.|
|Blinking Green||Searching for cable connection||Verify all cable connections and try resetting the modem. If cable is OK and modem reset does not work, contact Customer Support.|
|US (Upstream)||Solid Green||None||N/A|
|Blinking Green||Modem registering with headend - looking for upstream||Verify all cable connections and try resetting the modem. If cable is OK and modem reset does not work, contact Customer Support.|
|Off||Modem offline||Verify all cable connections and try resetting the modem. If cable is OK and modem reset does not work, contact Customer Support.|
|LINK||Solid Green||Single device connected to either the Ethernet or USB port and no data is being sent to or from the modem||N/A|
|Blinking Green||Single device connected to either the Ethernet or USB port and data is being transferred between the computer and the cable modem||N/A|
|Off||No devices connected|