INTERNET ON/OFF* – Turns the Internet connection ON and OFF for additional security. In
OFF mode, the CABLE ACTIVITY LED is also disabled.
Important: Do not press this button when transmitting data over the Internet. The
information will be lost and your Internet connection disabled.
Indicators – Operational Mode
INTERNET* – Indicates whether the Internet Connection is active.
PC LINK – Indicates whether the connection between the computer and
the modem is active (ready to transmit/receive) or actually transmitting/
receiving. The light is off when no carrier is present (or the modem is in
standby mode), on when the carrier is present but there's no transmit/
receive activity, and flashing when there is transmit/receive activity.
CABLE LINK* – Indicates the status of your cable connection. The light
is off when no cable connection is detected and fully lit when the modem
is registered with the network and data can be sent.
CABLE ACTIVITY* – Indicates the existence of data traffic in the cable
lines. The light is off when no data traffic is present and flashing when
data activity exists.
MESSAGE* – This light flashes when you have mail or message (if
available through service provider).
Note: If all of the lights are flashing sequentially, it means the cable modem is automatically
updating its system software. Please wait for the lights to stop flashing. You cannot use your
modem during this time. Do not remove the power supply or reset the cable modem during
* Actual button or LED names may vary per model.
PC Link Internet