Arris/Motorola Motorola SURFboard SB6121 DOCSIS 3.0 Cable Modem

Device Details

Make:    Arris/Motorola
Model:    SB6121
Retail:    No
Device Type:    CableModem
DOCSIS Version:    3.0
End of Life?    No
Certification:   


Reference Material

Some reference materials may link away from this site to the device manufacturer's own page.

Comcast is not responsible for information contained by these links.


Cable Modem Light Indicators

Image of the lights on the device
1 - POWER
FLASHING - Not applicable. Icon does not flash
ON
Green: Power is properly connected
2 - RECEIVE
FLASHING - Scanning for a downstream (receive) channel connection
ON
Green: Non-bonded downstream channel is connected
Blue*: High-speed Internet connection with bonded downstream channels
3 - SEND
FLASHING - Scanning for an upstream (send) channel connection
ON
Green: - Non-bonded upstream channel is connected
Blue*: - High-speed Internet connection with bonded upstream channels
4 - ONLINE
FLASHING - Scanning for an Internet connection
ON
Green: Startup process completed
5 - LINK
FLASHING - Transmitting or receiving data on Ethernet port
ON
Amber: A device, computer, or hub is connected to the Ethernet (10Base-T) or Fast Ethernet (100Base-T) port
Blue*: High-speed Gigabit Ethernet (1000Base-T) connection from the SB6121 to your PC
6 - ENERGY CONSERVATION SWITCH
Powers on and off the cable modem
Note: The Energy Conservation switch may be an option that is not provided by your service provider.

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