Power
| Off | No power. Verify all cable connections and reset the modem. |
Solid White | None. The modem is receiving power and functioning normally. |
Solid Red | The cable modem is too warm and may overheat. Disconnect the power adapter and let the modem cool down for a few minutes. Once the modem has cooled, ensure it is placed vertically and in a location with good ventilation before reconnecting the adapter. |
Downstream
| Off | The downstream channel is inactive. Verify all cable connections and reset the modem. |
Solid Amber | None. A connection from the computer to the internet is established on one channel. |
Blinking White | The modem is scanning for downstream channels. Verify all cable connections and reset the modem. |
Solid White | None. A connection from the computer to the internet is established on more than one channel. |
Upstream
| Off | The upstream channel is inactive. Verify all cable connections and reset the modem. |
Solid Amber | None. A connection from the internet to the computer is established on one channel. |
Blinking White | The modem is scanning for an upstream channel. Verify all cable connections and reset the modem. |
Solid White | None. A connection from the internet to the computer is established on multiple channels. |
Online
| Off | The modem is offline. Verify all cable connections and reset the modem. |
Solid White | None. The modem is online and operational. |
Blinking White | The modem is synchronizing. |
Multi-Gig Ethernet | Off | A device is not connected to the port. |
Solid | None. A device is powered on and connected to the port. |
Blinking | None. The port is processing traffic. |
Ethernet | Off | A device is not connected to the Ethernet port. |
Solid | None. A device is powered on and connected to the Ethernet port. |
Blinking | None. The Ethernet port is processing traffic. |
2.4 GHz | Off | The radio is off. |
Solid | None. The radio is operational. |
Blinking | The modem is sending or receiving WiFi traffic. |
5 GHz | Off | The radio is off. |
Solid | None. The radio is operational. |
Blinking | The modem is sending or receiving WiFi traffic. |
USB | Off | A USB device is not connected to the port. |
Solid White | None. A USB device is connected and operational. |
Blinking White | A USB device is plugged in and trying to connect. |