Motorola Motorola SURFboard SB6120 Cable Modem
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Cable Modem Light Indicators
- Off - Power is disconnected.
Flashing - This light never flashes.
On (Green) - Power is properly connected.
- Off - Receive channel not found.
Flashing - Scanning for a receive (downstream) channel connection
On (Green) - Downstream channel is connected.
On (Blue) - Downstream channel is connected with bonded channels
- Off - Send channel not found.
Flashing - Scanning for a send (upstream) channel connection.
On (Green) - Upstream channel is connected.
On (Blue) - Upstream channel is connected with bonded channels.
- Off - Internet connection failed.
Flashing - Scanning for network connection.
On - Connected to Internet
- Off - No connection to SB6120 Ethernet port detected.
Flashing - Transmitting or receiving data on Ethernet port
On (Amber) - A device, computer or hub, is connected via the Ethernet (10Base-T) or Fast Ethernet (100Base-T) port
On (Blue) - High-speed Gigabit Ethernet connection from SB6120 to PC.
- During normal operation, the POWER, RECEIVE, SEND, and ONLINE lights are ON.
The LINK light flashes when the cable modem is transferring data.