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DDM354
16 x 4 Cable Modem
Quick Installation Guide
TWC Subscriber
Grounding the Device:
Install the cable modem to include
grounding the coaxial cable to the earth as close as practical to
the building entrance per ANSI/NFPA 70 and the National
Electrical Code (NEC, in particular, Section 820.93, Grounding of
the Outer Conductive Shield of a Coaxial Cable). The device is
designed for IT power systems with phase-to-phase voltage at
120V.
This unit requires a 100-240V, 50-60Hz power adapter. Do NOT
use any other power adapter.
Disconnecting the Device:
If the cable modem becomes damaged
or encounters some other abnormality, disconnect the power plug
from the AC wall outlet immediately.
Considering the Temperature:
Install the device in a location not
to exceed the maximum temperature of 122 Fahrenheit (50
Celsius).
•
SAFETY NOTICES
•
PREPARING FOR INSTALLATION
Verify package contents, RF cable connectors, and power outlet.
✓
Unpack the box contents and verify you have the following
components:
✓
Locate the RF (coaxial) cable connector on the wall.
✓
Verify the power outlet is working and is wired correctly. Place
your cable modem within a proper distance from the outlet.
1 DDM354
Cable Modem
1 Ethernet
Cable
1 Power Adapter
(use only the adapter
shipped with the device)
•
INSTALLING THE MODEM
1. Connect the coaxial cable (not supplied) to the CABLE
connector on the rear panel of the modem and connect the
other end to the cable wall outlet. Do not bend or over tighten
the cables, as this may strain the connector and cause damage.
To connect a modem and a television to the same wall outlet,
you must use a cable line splitter (not included).
2. Connect the Ethernet cable (supplied) to the Ethernet port on
the back panel of the modem and connect the other end to to
the Ethernet port of a PC. Use a Category 5e or Category 6
Ethernet cable with RJ45 connectors to ensure Gigabit Ethernet
speeds (when the computer supports it).
3. Connect the power adapter (supplied) to the POWER port on
the rear panel of the modem. Connect the other end to a power
outlet.
1
3
1
2
Connect a PC or other Ethernet
enabled device, such as a wireless
access point (switch, router). A PC
should be connected for initial device
installation and configuration.
DDM354
16x4 Cable Modem
RJ-45
Cable/
RF