Troubleshooting
The lights indicate the current status of your WiFi Modem. To troubleshoot any connection problems, use the table below.
Modem Light | Status | Problem |
2.4 GHz  | Solid Green | None. WiFi is enabled at the 2.4 GHz frequency. |
Blinking | None. Data is flowing. |
Off | WiFi radio is disabled or not plugged in. To enable or disable the radio (2.4Ghz and 5 GHz), press and hold the WLAN button for three seconds. |
5 GHz  | Solid Green | None. WiFi enabled at the 5 GHz frequency |
Blinking | None. Data is flowing. |
Off | WiFi radio is disabled or not plugged in. To enable or disable the radio (2.4Ghz and 5 GHz), press and hold the WLAN button for three seconds. |
Power  | Off | No power. Verify all cable connections and try resetting the modem. |
Solid Green | None. |
Blinking | Performing a power-on self-test |
Red | Performing a self-test or the thermal cutoff circuit has been triggered |
DS (Downstream)  | Blinking Green | Scanning for downstream channel - Verify all cable connections and try resetting the modem. |
Solid Green | None. Connection from the computer to the Internet established on one channel |
Solid Blue | None. Operating on more than one channel (downstream bond mode) |
Off | No downstream channel locked |
US (Upstream)  | Off | Upstream channel inactive - Verify all cable connections and try resetting the modem. |
Blinking Green | Scanning for upstream channel - Verify all cable connections and try resetting the modem. |
Solid Green | None. Connection from the Internet to the computer established on one channel |
Solid Blue | None. Operating on more than one channel (upstream bond mode) |
Online  | Off | No connection. Verify all cable connections and try resetting the modem. |
Solid Green | None. Cable WiFi modem operational |
Slow Blink | None. Cable WiFi modem receiving DHCP information |
Fast Blink | None. Cable WiFi modem downloading a configuration file |
LAN 1 - 4  | Off | No Ethernet link detected |
Blinking Green | None. Data is flowing. |
Blinking Amber | None. Data is flowing. |
Solid Green | None. Connected to 1000 Mbps |
Solid Amber | None. Connected at 10 or 100 Mbps |
WPS  | Off | No WiFi client is associated with the cable modem via WPS. Enable WiFi. |
Blinking Green | None. WPS is in discovery mode; LED blinks for up to 2 minutes. |
Solid Green | None. WPS configuration is successful. |
WiFi  | Off | WiFi card is disabled. Enable WiFi by pressing this button for 3 seconds. |
Blinking Green | None. Data is flowing |
Solid Green | None. WiFi is enabled. |
Manufacturer Resources
For more detailed technical information on the Netgear C6300BD, use the resources below from Netgear.