• Contact Us
  • Select a Location
    Close Location Selection

    Current Location:

    Let us know the location you'd like to browse.

    Select a Location
    OR

Arris TM804

Solution




Modem Information

DOCSIS 3.0 Telephone Modem

8x4 channel bonding




Front View


Image of Arris TM804 Front View

Click to enlarge.

The following indicators are found on the front of the modem.

  • Power - Indicates if the modem is powered on.
  • DS - Indicates downstream connectivity.
  • US - Indicates upstream connectivity.
  • Online - Indicates internet data transmission status.
  • Link - Indicates Ethernet connectivity between the modem and computer.
  • Tel 1 - Indicates the status of telephone line 1.
  • Tel 2 - Indicates the status of telephone line 2.
  • Tel 3 - Indicates the status of telephone line 3.
  • Tel 4 - Indicates the status of telephone line 4.
  • Battery - Indicates the battery status.



Back View


Image of Arris TM804 Back View

Click to enlarge.


The following ports and buttons are found on the back of the modem.

  • Telephone - Connect one or multiple phone lines to the modem using the grey Tel 1 / 2, Tel 2, Tel 3 / 4, and Tel 4 ports.
  • Reset - Reboot the modem or reset the modem configuration settings. Use a pointed, non-metallic object to press this recessed button.
  • Ethernet - Connect an Ethernet cable to this yellow port for a LAN connection.
  • Cable - Connect a coaxial cable line to this port.
  • Power - Connect the supplied power cord to this port.



MAC Address


Image of Arris TM804 MAC Address

Click to enlarge.


MAC addresses are written as 12 digits containing both letters and numbers (0-9, A-F).

  • A MAC address is unique.
  • The first six characters of the MAC address are unique to the manufacturer of the device.
  • This information is usually found on a sticker located on the bottom of the modem.

Troubleshooting

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

Modem LightStatusProblem
PowerOffNo power. Verify all cable connections and try resetting the modem.
Solid GreenNone. The modem is receiving power.
DSFlashingThe modem is not connected to the internet.
Solid YellowNone. The downstream channel is connected.
Solid GreenNone. The downstream channel is connected with bonded channels.
USFlashingThe modem is not connected to the internet.
Solid YellowNone. The upstream channel is connected.
Solid GreenNone. The upstream channel is connected with bonded channels.
OnlineOffAn internet connection is unavailable.
Solid GreenNone. The modem is connected to the internet.
LinkOffComputer is not connected to the modem.
FlashingComputer activity is detected.
Solid YellowNone. A 10/100 BaseT Ethernet connection is established.
Solid GreenNone. A 1000 BaseT Ethernet connection is established.
Tel 1 / 2 / 3 / 4OffThe telephone connection is disabled.
FlashingThe telephone connection is off the hook.
Solid GreenNone. The telephone connection is established.
BatteryOffThe battery is missing or the MTA is not registered.
Solid GreenNone. The battery is functioning properly.
FlashingThe battery is incompatible with the modem. Remove and replace with a compatible modem battery.

Manufacturer Resources

For more detailed technical information on the Arris TM804 modem, refer to the Arris TM804 User Guide (PDF).

Search Cox Business Support

Didn't Find What You Were Looking For? Search Here.