Motorola modem lights, what do they mean? (2022) – PC Webopaedia

Motorola Surfboard Modems are among the most widely used cable modems in the United States. It is mainly used to connect your devices to the internet. Most Surfboard modems are now sold for under Arris brand but are still under the Surfboard name.

Motorola modem lights

However, most Motorola Surfboard cable modem users have problems with them Motorola modem lights are flashing. This guide will show you the meaning Motorola modem lights on your Surfboard modem and Motorola modem troubleshooting methods.

Read on to learn more.

What do the Motorola modem lights mean?

Like other cable modem devices, your Motorola Surfboard Cable Modem will be displayed LED lights to show its current state. Depending on its status, your Surfboard modem may display flashing lights or a different colored LED. So if you’re wondering which one? Motorola Surfboard SB6121 lights means on your cable modem, see the table below.

LED light


POWER Light is green

a solid green light indicates that your Motorola Surfboard modem is enabled.

RECEIVE Light is green

If the RECEIVE light is on flashing greenit is currently scanning for a channel connection.

a solid green light means your modem has acquired a contact.

SEND Light is green

When the SEND light is on flashingThe Surfboard modem is now searching for a nearby SEND channel connection.

a solid green light indicates that a connection has been established.

ONLINE light is green

a flashing light The ONLINE LED indicates that the modem is scanning for a network configuration server connection.

The modem is now connected if you see a solid green.

PC/Activity Light is orange

When you see a flashing orange light On the PC/Activity light, the modem is now transmitting data.

This light will be off when no data is being transferred.

Standby LED and button are orange

You can click Wait button (located on top of the modem) to disable all USB and Ethernet ports on the modem. Also, no data will be sent or received.

If you press the Stand-by button again, the modem will receive and transmit data. All lights on the cable modem will be on off when the standby button is on.

Motorola modem troubleshooting methods

If you’re having problems with your Motorola Surfboard cable modem, it could be for a variety of reasons. Still, following up on it LED indicator lights would be a great tool as it helps display modem current the status.

Below are some of them the most common problems You can face your Motorola Surfboard cable modem and how to do it troubleshooting them. Depending on the problem, follow each step below and see if your modem returns to normal.

Unable to send or receive data

This happens when the light comes on SEND or GET LED indicators is blinking. You can first check all cable connections on your Surfboard modem. Check that all cables are connected to the appropriate ports and are in good condition.

Wires such as Ethernet: and: combined cables can become damaged over time because attrition. If they are damaged, to replace them immediately and check if the issue is resolved.

If all cables are securely connected and undamaged, the next thing you can do is power cycle your Motorola Surfboard cable modem. This resumes all internal components of the modem and resolves most errors that can cause this problem.

To connect your Motorola Surfboard cable modem, follow these steps:

  1. Turn off your Surfboard cable modem and unplug its power cord from the outlet.
  2. Wait two minutes to cut off the power.
  3. A plug power cable back and turn on the modem. Check if it works properly now.

Green power light is off

When you turn on your Motorola Surfboard cable modem, green power light should be lit. When it doesn’t light up, check if power cable properly connected to the outlet and modem. Also check if electrical outlet works by plugging in other devices and check if they are enabled.

When your modem still won’t connect even though the socket is enabled, try changing your modem power cable. If the Standby LED is lit, the modem may be connected Standby mode. Click Wait button above the modem and check if it connects.

Online LED is off or blinking

This happens when your Motorola Surfboard cable modem is Not registered yet with of CableAmerica servers. You can contact the CableAmerica Help Desk or Motorola Modem Support to resolve this issue.

PC/Activity LED is off

When encountering this problem, first check if Ethernet: or USB connection between your computer and the modem if they are securely connected. Also, give it a try power cycling your modem and reboot your computer. Then check if the PC/Activity LED lights up.

Send LED is off

Send LED light on your Motorola modem off when the connection is on the SEND channel lost. For further assistance, please contact Motorola Modem Support if you have recently contacted moved modem to another electrical outlet.

Also, if you have a divider power to the TV connected to the modem at the same timetry removing the splitter and connecting the coaxial cable directly to your Surfboard modem.

Final thoughts

Your Motorola Surfboard cable modem may have problems that prevent you from connecting to the Internet. This may vary because your modem is not connecting, receiving or sending connections, and a few others.

We hope this guide will help you solve the most common problems with your Motorola Surfboard cable modem. If these methods were ineffective, try contacting Motorola modem support for further assistance.

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