Scientific Atlanta DPX2203, EPX2203 User Manual
WebSTAR™ DPX2203™ and
EPX2203™ VoIP Cable Modem
User’s Guide
Overview
Introduction
Welcome to the world of high-speed Internet and high quality digital telephone
service. Your new WebSTAR™ Model DPX2203™ or Model EPX2203™ Cable
Modem with Embedded MTA is a modem that meets industry standards for highspeed data connectivity along with digital telephone service. The DPX2203 or
EPX2203 offers the following outstanding features:
• Data Over Cable System Interface Specifications (DOCSIS) technology to deliver
• 10/100BaseT Ethernet and USB ports to provide connectivity for high-speed data
• Two RJ-11 telephony ports for connecting conventional telephones or fax
WebSTAR DPX2203 or EPX2203
VoIP Cable Modem User’s Guide
high-end performance and reliability
services or to other Internet devices
machines
This guide provides procedures and recommendations for placing, installing,
configuring, operating, and troubleshooting your DPX2203 or EPX2203 cable modem
for high-speed Internet or digital telephone service, or both simultaneously. Refer to
the appropriate section in this guide for the specific information you need for your
situation. Contact your cable service provider for more information about
subscribing to these services.
In This Guide
This guide contains the following topics.
Topic See Page
Section A
IMPORTANT RULES FOR SAFE OPERATION
Section B
Before You Begin
Section C
Front and Back Panel Components
Section D
Internet Service Installation
Section E
Telephone Service Installation
2
6
8
11
29
Notices 38
FCC Compliance 39
For Information 42
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 1
Overview
Introduction
This section provides important safety instructions that you must read and follow.
In this Section
This section contains the following topic.
IMPORTANT RULES FOR SAFE OPERATION 3
Section A
IMPORTANT RULES FOR SAFE OPERATION
Topic See Page
2 WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 4004041 Rev A
IMPORTANT RULES FOR SAFE OPERATION
Note to Installer
Note to CATV System Installer
This reminder is provided to call the CATV
system installer’s attention to Article 820-40
of the NEC (Section 54, Part I of the Canadian
Electrical Code), that provides guidelines for
proper grounding and, in particular,
specifies that the CATV cable ground shall
be connected to the grounding system of
the building, as close to the point of cable
entry as practical.
This symbol is intended to alert you that
uninsulated voltage within this product may
have sufficient magnitude to cause electric shock.
Therefore, it is dangerous to make any kind of
contact with any inside part of this product.
Read and Retain These Instructions
• Read all of the instructions before you operate this equipment. Give particular
attention to all safety precautions. Retain the instructions for future reference.
• Comply with all warning and caution statements in the instructions. Observe all
warning and caution symbols that are affixed to this equipment.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
AVIS
CAUTION: To reduce the risk of electric
shock, do not remove cover (or back).
No user-serviceable parts inside. Refer
servicing to qualified service personnel.
TO PREVENT FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS UNIT TO RAIN OR
MOISTURE.
This symbol is intended to alert you of the
presence of important operating and
maintenance (servicing) instructions in the
literature accompanying this product.
WARNING
• Comply with all instructions that accompany this equipment.
Cleaning the Equipment
Before cleaning this equipment, unplug it from the electrical outlet. Use a damp cloth
to clean this equipment. Do not use a liquid cleaner or an aerosol cleaner. Do not use
a magnetic/static cleaning device (dust remover) to clean this equipment.
Placement
Place this equipment in a location that is close enough to an electrical outlet to
accommodate the length of the power cord. Place this equipment on a stable surface.
The surface must support the size and weight of this equipment. Place this
equipment either horizontally or vertically.
WARNING: Avoid personal injury and damage to this equipment. An
unstable surface may cause this equipment to fall.
Continued on next page
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 3
IMPORTANT RULES FOR SAFE OPERATION, Continued
Accessories
Do not use accessories with this equipment unless recommended by your cable
service provider.
Ventilation
This equipment has openings for ventilation that protect it from overheating. To
ensure the reliability of this equipment, do not obstruct the openings.
• Do not place other equipment, lamps, books, or any other object on the top of or
beside this equipment.
• Do not place this equipment in any of the locations that follow:
− On a bed, sofa, rug, or similar surface
− Over a radiator or a heat register
• In an enclosure, such as a bookcase or equipment rack, unless the installation
provides proper ventilation
Overloading
Do not overload electrical outlets, extension cords, or integral convenience
receptacles, as this can result in a risk of fire or electric shock. For equipment that
requires battery power or other sources to operate, refer to the operating instructions
for that equipment.
Object and Liquid Entry
Never push objects of any kind into this product through openings as they may
touch dangerous voltage points or short out parts that could result in a fire or electric
shock. Do not expose this equipment to liquid or moisture. Do not place this
equipment on a wet surface. Do not spill liquids on or near this equipment.
Lightning and Power Surges
Plug your equipment into a surge protector in order to reduce the risk of damage
from lightning strikes and power surges. If you are unsure of the type of surge
protector to use, contact your cable service provider.
Servicing
Do not open the cover of this equipment. If you open the cover, your warranty will
be void. Refer all servicing to qualified personnel only. Contact your cable service
provider for instructions.
Continued on next page
4 WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 4004041 Rev A
IMPORTANT RULES FOR SAFE OPERATION, Continued
Power Cord Protection
Arrange all power cords so that people cannot walk on the cords, place objects on
the cords, or place objects against the cords, which can damage the cords. Pay
particular attention to cords that are at plugs, at electrical outlets, and at the places
where the cords exit the equipment.
Power Sources
A label on the AC power adapter that is supplied with this equipment indicates the
correct power source for this equipment. Operate this equipment only from an
electrical outlet that has the voltage and frequency that the label indicates.
If you are unsure of the type of power supply to your residence, consult ScientificAtlanta, Inc., or your local power company.
Grounding
This equipment may be provided with a three-prong plug. Properly ground (earth)
this equipment by inserting the plug into a grounded electrical, three-socket outlet. If
you are unable to insert this plug fully into the outlet, contact an electrician to
replace your obsolete outlet.
Damage that Requires Service
For damage that requires service, unplug this equipment from the electrical outlet.
Contact your cable service provider when any of the following situations occur:
• There is damage to the power cord or plug
• Liquid enters the equipment
• A heavy object falls on the equipment
• There is exposure to rain or water
• Operation is not normal (the instructions describe the proper operation)
• If you drop this equipment, or damage the cabinet of this equipment
• If this equipment exhibits a distinct change in performance
Upon completion of any service or repairs to this equipment (cable modem), ask the
service technician to perform safety checks to determine that the equipment is in
proper operating condition.
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 5
Overview
Introduction
When you receive your WebSTAR Cable Modem, you should check the cable
modem equipment and accessories to verify that each item is in the carton and that
each item is undamaged. This section provides an equipment checklist.
In this Section
This section contains the following topics.
Check Your Equipment 7
Section B
Before You Begin
Topic See Page
6 WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 4004041 Rev A
Check Your Equipment
Equipment Checklist
Before you install your cable modem, check the items in the carton. The carton
contains the following items:
• One WebSTAR Cable Modem
• One Ethernet cable (CAT5/RJ-45)
• One USB cable
• One power adapter with power cord
If any of the items listed is missing, please contact SciCare™ Broadband Services at
1-800-283-2636 for assistance.
Notes:
• You will need an optional cable signal splitter and additional standard RF coaxial
cable if you want to connect a VCR, a Digital Home Communications Terminal
(DHCT) or a set-top converter, or a TV to the same cable connection as your cable
modem.
• Cables and other equipment needed for telephone service must be purchased
separately. Contact your cable service provider to inquire about the equipment
and cables you need for telephone service.
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 7
Overview
Introduction
This section provides descriptions of the DPX2203 or EPX2203 front and back panel
components and the functions of the lights on the front panel.
In this Section
This section contains the following topics.
WebSTAR Cable Modem Front Panel 9
WebSTAR Cable Modem Back Panel 10
Section C
Front and Back Panel Components
Topic See Page
Functions of the Front Panel Lights 11
8 WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 4004041 Rev A
WebSTAR Cable Modem Fr ont Panel
Front Panel Components
The following illustration describes the lights on the front panel of the cable modem.
1 POWER - Indicates that power is being applied
to the cable modem
2 RECEIVE - Indicates that the modem is receiving
1
2
3
4
5
6
7
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by Scientific-Atlanta, Inc.
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data from the cable network
3 SEND – Indicates that the modem is sending
data to the cable network
4 CABLE – Indicates that the modem is registered
on the network and fully operational
5 PC - Indicates that an Ethernet/USB device or PC
is present
6 LINE 1 – Telephone line 1 status light
7 LINE 2 – Telephone line 2 status light
Notes:
• After the cable modem is successfully
registered on the network, the POWER (light 1)
T10701
and CABLE (light 4) lights illuminate
continuously to indicate that the cable modem
is active and fully operational.
• See Functions of the Front Panel Lights, later
in this guide, for more information on front
panel lights.
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 9
WebSTAR Cable Modem Back Panel
Back Panel Components
The following illustration describes the back panel components of the cable modem.
1 POWER - Connects the cable modem to the DC output
of the AC power adapter that is provided with your
12 VDC
RESET
TELEPHONY
POWER
LINE 2 LINE 1
1
2
3
cable modem
Note: Only use the power cord and the AC power
adapter that are provided with your cable modem.
2 RESET – Reset-to-Default button (Factory Reset)
ETHERNET CABLE
4
CAUTION: This button is for maintenance
purposes only. Do not use unless instructed to do
USB
5
so by your cable or telephone service provider!
3 LINE 1/LINE 2 – RJ-11 telephone ports connect to home
telephone wiring to conventional telephones or fax
6
machines
4 ETHERNET - RJ-45 Ethernet port connects to the
Ethernet port on your PC
5 USB - 12 Mbps USB port connects to the USB port on
T10702
your PC
6 CABLE IN - F-Connector connects to an active cable
signal from your cable service provider
CAUTION: Do not connect your PC to both
the Ethernet and USB ports at the same time.
Note: You can connect two separate PCs to the cable
modem at the same time by connecting one to the
Ethernet port and one to the USB port. This dualconnection requires that you purchase two IP addresses
from your ISP. See Internet Service: Install the Cable
Modem, in Section D of this guide.
10 WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 4004041 Rev A
Functions of the Front Panel Lights
Initial Power Up, Calibration, and Registration
The following chart illustrates the sequence of steps and the corresponding
appearance of the front panel lights on the cable modem during power up,
calibration, and registration on the network. Use this chart to troubleshoot the power
up, calibration, and registration process of your cable modem.
Note: After the cable modem completes step 8 (Registration Completed), the
modem proceeds immediately to Normal Operations, on page 12.
Front Panel Lights During Initial Power Up, Calibration, and Registration
Step 1 2 3 4 5 6 7 8
Front Panel
Light
1 Power On On On On On On On On
2 Receive Off On Off Off Occasional
3 Send Off On Off Off Occasional
4 Cable Off On Slow Blinking
5 PC1 Off On Off, On or
6 Line 1 Off On Off Off Off Off Off Off
7 Line 2 Off On Off Off Off Off Off Off
1
The PC light is on whenever a PC is connected to the modem, and it blinks to indicate that data is being transferred. If the
modem is used to provide telephone service only and is not connected to a PC, the PC light is off.
Power
Up
Self
Test
Downstream
Scan
1 Blink
Blinking
Downstream
Signal Lock
Momentary
On
Off, On or
Blinking
Ranging Requesting
IP Address
Occasional
Blinking
Blinking
Off Blinking 2
Off, On or
Blinking
Blinking
Occasional
Blinking
Blinks
Off, On or
Blinking
Registering Registration
Complete
Occasional
Blinking
Occasional
Blinking
Blinking 4
Blinks
Off, On or
Blinking
Continued on next page
On
On
On
Off or On
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 11
Functions of the Front Panel Lights, Continued
Normal Operations
The following chart illustrates the appearance of the front panel lights on the cable
modem during normal operations.
Front Panel Lights During Normal Operations
Front Panel Light Normal Operations
1 Power On
2 Receive Blinks – To indicate that the modem is receiving data from the network
3 Send Blinks – To indicate that the modem is sending data to the network
4 Cable On
5 PC On – When a single device is connected to either the Ethernet or USB port and no data is
being sent to or from the modem
Blinks – When only one Ethernet or USB device is connected and data is being transferred
between the consumer premise equipment (CPE) and the cable modem
Off – When no devices are connected to either the Ethernet or USB ports
Note: With both Ethernet and USB devices connected to the modem at the same time,
when data is being transferred through only one of the devices (Ethernet or USB), the light
illuminates continuously. Whenever data is being sent through both data ports (Ethernet
and USB) simultaneously, the light blinks as described above.
6 Line 1 On when line 1 is in use
7 Line 2 On when line 2 is in use
Continued on next page
12 WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 4004041 Rev A
Functions of the Front Panel Lights, Continued
Special Conditions
The following chart describes the appearance of the front panel lights on the cable
modem during special conditions to show that you have been denied network
access.
If the front panel lights on the cable modem indicate that network access is denied,
contact your cable service provider.
Front Panel Lights During Special Conditions
Front Panel Lights Network access Denied
1 Power Slow Blinking
1 time per second
2 Receive Slow Blinking
1 time per second
3 Send Slow Blinking
1 time per second
4 Cable Slow Blinking
1 time per second
5 PC Slow Blinking
1 time per second
6 Line 1 Off
7 Line 2 Off
4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 13
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