Front Panel Description
The front panel of your cable modem provides LED status indicators that indicate
how well and at what state your cable modem is operating. See Operation of Front
Panel Indicators (on page 21), for more information on front panel LED status
indicator functions.
1 POWER—ON, power is applied to the cable modem
2 DS—ON, the cable modem is receiving data from the cable network
3 US—ON, the cable modem is sending data to the cable network
4 ONLINE—ON, the cable modem is registered on the network and fully
operational
5 LINK—ON, the wireless access point is operational. Blinking indicates that data
is being transferred over the wireless connection. OFF indicates that the wireless
access point has been disabled by the user
6 TEL1—ON indicates telephony service is enabled. Blinks when line 1 is in use.
OFF indicates that phone service for TEL 1 is not enabled
TEL2—ON indicates telephony service is enabled. Blinks when line 2 is in use.
OFF indicates that phone service for TEL 2 is not enabled
7 BATTERY (optional model only)—ON indicates that the battery is charged.
Blinking indicates that the battery charge is low. Off indicates that the unit is
operating from battery power, that the battery charge is depleted, or the battery
is defective or missing
Notes:
After the cable modem is successfully registered on the network, the POWER,
DS, US, and ONLINE LEDs illuminate continuously to indicate that the cable
modem is active and fully operational.
The high-speed data operation is disabled when operating on battery power;
only the telephone service (if available on this model) is active when operating
on battery power.
LEDs may behave differently when the cable modem is running on battery
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