Troubleshooting
The lights indicate the current status of your modem. To troubleshoot any connection problems, use the table below.
Modem Light | Status | Problem |
Power
 | Off | No power. No power is supplied to the modem router. |
White | None. Power is supplied to the modem router. |
Red | The cable modem is too warm and might overheat. The red power light indicates the thermal cutoff mode. - Disconnect the power adapter.
- Wait a couple of minutes to let the cable modem cool down.
- Make sure that the cable modem is placed in a vertical position.
- Ensure the cable modem is placed in a location with good ventilation.
- Reconnect the power adapter.
|
Downstream
 | Blinking White | Scanning for a downstream channel. Verify all cable connections and try resetting the modem. |
Solid Amber | None. Connection established on one downstream channel. |
Solid White | None. Operating on more than one downstream channel. |
Off | The downstream channel is inactive. Verify all cable connections and try resetting the modem. |
Upstream
 | Off | The upstream channel is inactive. Verify all cable connections and try resetting the modem. |
Blinking White | Scanning for the upstream channel. Verify all cable connections and try resetting the modem. |
Solid Amber | None. Connection established on one channel. |
Solid White | None. Operating on more than one upstream channel. |
Internet
 | Off | Modem offline. Verify all cable connections and try resetting the modem. |
Blinking White | None. The modem router synchronizes with the cable provider’s cable modem termination system (CMTS). |
Slow Blinking Amber or White | The modem router reached the traffic meter limit. |
Solid White | None. The modem router is online. |
2.4 GHz
 | Off | 2.4 GHz radio off. |
Solid White | None. 2.4 GHz radio on and operational. |
Blinking | The router is sending or receiving WiFi traffic. |
5 GHz
 | Off | 5 GHz radio off. |
Solid White | None. 5 GHz radio on and operational. |
Blinking | The router is sending or receiving WiFi traffic. |
Manufacturer Resources
User Manual (PDF)
Quick Start Guide (PDF)
Data Sheet (PDF)