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Troubleshooting the Terayon TJ715x Cable Modem

Last Updated: Thu, 14 Mar 2013 > Related Articles

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Summary

This article provides an overview of the available ports and an explanation of the status lights on a Terayon TJ715x cable modem.

Solution

Installation

If you need help setting up your cable modem, use the following articles:

The Terayon TJ715x is a DOCSIS 2.0 cable modem. 

Front View

After the cable modem has successfully registered on the network, the Power, Cable, and PC indicators illuminate continuously to indicate that the cable modem is online and fully operational. For more details, refer to the Modem Lights section.

Back View

The Terayon TJ715x has the following ports available on the back of the modem:

  • Ethernet - Connects to the Ethernet port on your computer.
  • USB - Connects to the USB port on your computer. 
  • Power - Connects the cable modem to the power adapter.
  • Cable- Connects to the cable wall outlet

Modem Lights

The modem lights indicate the current status of your cable modem. To troubleshoot any connection problems, use the table below.

Ethernet Connection - Modem functioning correctly

No PC Connection 

Modem Looking for Cable Connection 

Modem LightStatusProblemSolution
PowerSolid GreenNone.N/A
OffNo power.Verify power supply connections and electrical outlet. Also make sure the outlet is not connected to a switch.
CableSlow
Flashing		Searching for cable connection.Verify all cable connections and try resetting the modem. If cable is OK and modem reset doesn't work, contact Customer Support.
Fast Flashing ModemSearching for cable connection.If this is a new modem or a replacement modem, you must contact Cox with your MAC address. If there are several MAC addresses on the modem, use the “HFC” or “RF” MAC address.
OffNo cable connection.Verify all cable connections and try resetting the modem. If cable is OK and modem reset doesn't work, contact Customer Support.
PCSolid GreenNone. Successfully found the computer through an Ethernet connection.N/A
OffNo Ethernet foundVerify Ethernet cable connections, the TCP/IP settings and the NIC. You might need to reinstall the NIC drivers. If this does not resolve the issue, contact Customer Support.
DataFlashing GreenNone. Modem is transferring data.N/A
TestOffNone. Modem is functioning correctly.N/A


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