Front Panel Description

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.

DPC3208 (shown with battery backup capability)

EPC3208 (shown without battery backup capability)

1POWER—ON, power is applied to the cable modem

2DS—ON, the cable modem is receiving data from the cable network

3US—ON, the cable modem is sending data to the cable network

4ONLINE—ON, the cable modem is registered on the network and fully operational

5LINK—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

6TEL1—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

7BATTERY (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

4027620 Rev A

5

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Cisco Systems DPC3208, EPC3208 manual Front Panel Description