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Activating The Cable Modem; Initialization Mode - RCA dcm235 User Manual

Cable modem
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activating the Cable Modem

Initialization Mode

After you install the cable modem and turn it on for the first time (and each time the
modem is reconnected to the power), it goes through five steps before it can be used.
Each of these steps is represented by a different pattern of flashing lights on the front of
the modem.
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
18
Legend
Note that all LEDs flash once prior to the
initialization sequence.
1. Tuning – The cable modem is
functional and searching for a
downstream cable modem service
channel on your cable system.
2. Ranging – The modem is now tuned to a
downstream cable modem channel and can
now receive data. Now it searches for an
upstream channel so that it can send data.
3. Connecting – The cable modem is now communicating
start-up data both downstream and upstream.
The cable company is establishing IP connectivity with
your modem.
4. Configuring – The cable modem received its IP address and is
downloading its configuration file from the Internet Service
Provider (ISP).
5. Registering – The cable modem configuration is
complete. It is registering its "as-configured"
settings with your Cable Operator. Once complete,
the lights stop flashing and the modem enters
Operational Mode.
Off
X
On
Flashing

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