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Explorer
®
1850
Digital Home Communications Terminal
User’s Guide
POWER
BYPASS
SETTINGS
EXIT
GUIDE
INFO
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Lightning and Power
Surges
Ground (earth) your cable system
to provide some protection against
voltage surges and built-up static
charges. Plug your equipment into
a surge protector in order to reduce
the risk of damage from lightning
strikes and power surges. If you
have questions, call your cable
service provider.
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. Give
particular attention to the cords at
the point at which the cord
connects to the plug, at electrical
outlets, and at the places where the
cords exit the equipment.
Power Sources
A label on 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 your cable service provider
or your local power company.
Grounding
This equipment has a two-prong
plug. Properly ground (earth) this
equipment by inserting the plug
into a grounded electrical, two-
socket outlet. If this plug is
polarized, it has one wide prong
and one narrow prong. This plug
fits only one way.
CAUTION:
To prevent electric shock,
match wide blade of plug to
the wide slot, and then fully
insert.
If you are unable to insert this plug
fully into the outlet, contact an
electrician to replace your obsolete
outlet.
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.
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.
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.
Accessories
Do not use accessories with this
equipment unless recommended by
your cable service provider.
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.
Damage that Requires
Service
For damage that requires service,
unplug this equipment from the
electrical outlet. Refer service to
qualified service personnel when
any of the following occurs:
• 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 in this guide
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 (home
terminal), ask the service technician
to perform safety checks to
determine that the equipment is in
proper operating condition.
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.
WARNING:
Avoid personal injury and
damage to this equipment. An
unstable surface may cause
this equipment to fall.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
AVIS
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.
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.
This symbol is intended to alert you of the
presence of important operating and
maintenance (servicing) instructions in the
literature accompanying this product.
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.
WARNING
TO PREVENT FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS UNIT TO RAIN OR
MOISTURE.
IMPORIMPOR
IMPORIMPOR
IMPOR
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ANT RANT R
ANT RANT R
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ULES FOR SAFE OPERAULES FOR SAFE OPERA
ULES FOR SAFE OPERAULES FOR SAFE OPERA
ULES FOR SAFE OPERA
TIONTION
TIONTION
TION
• Comply with all warning and
caution statements in the
instructions. Observe all warning
and caution symbols that are
affixed to this equipment.
• Comply with all instructions
that accompany this equipment.
• Read all of the instructions
before you operate this
equipment. Give particular
attention to all safety precau-
tions. Retain the instructions for
future reference.
• Do not place other equipment,
lamps, books, or any other
object on the top of this
equipment.
• Do not place this equipment in
any of the following locations:
- 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
Ventilation
This equipment has openings for
ventilation that protect it from
overheating. To ensure the
reliability of this equipment, do not
obstruct the openings
Note to the Installer
Read and Retain These Instructions
This device complies with Part 15 of FCC Rules. Operation is subject
to the following two conditions: 1) the device may not cause harmful
interference, and 2) the device must accept any interference received,
including interference that may cause undesired operation.
EXPLORER
®
Digital Home Communications Terminal model:
Model E1850
Manufactured by: Scientific-Atlanta, Inc.;
5030 Sugarloaf Parkway;
Atlanta, Georgia 30042; USA
Telephone 770-236-1077
This equipment has been tested and found to comply with the applicable
limits of Part 15 of FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installa-
tion. This equipment generates, uses, and can radiate radio frequency energy
and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio or TV reception, which can be determined by
turning the equipment off and on. The user is encouraged to try to correct
the interference by one or more of the following measures:
• Increase the separation between the equipment and receiver
• Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected
• Consult your cable company or an experienced radio/TV technician for
help
Any changes or modifications not expressly approved by Scientific-Atlanta
could void the user’s authority to operate the equipment.
Important: The information shown in the FCC Declaration of Conformity
paragraph below is a requirement of the FCC and is intended to supply you
with information regarding the FCC approval of this device. The phone
numbers listed are for FCC-related questions only and not intended for
questions regarding the connection or operation for this device. Please
contact your cable service provider for any questions you may have
regarding the operation or installation of this device.
United States:
Scientific-Atlanta, Inc., 5030 Sugarloaf Parkway,
Box 465447, Lawrenceville, GA 30042
© 2003 Scientific-Atlanta, Inc. All rights reserved.
Printed in USA www.scientificatlanta.com
Part Number 4003318 Rev A March 2003
Scientific-Atlanta, Inc. owns copyrights to the software described in this
document and furnishes the software to you under a license agreement. You
may only use or copy this software in accordance with the terms of your
license agreement.
Scientific-Atlanta, Inc. owns copyrights to the firmware in this equipment.
You may only use the firmware in the equipment in which it is provided.
Any reproduction or distribution of this firmware, or any portion of it,
without the express written consent of Scientific-Atlanta, Inc. is prohib-
ited.
This Class B digital apparatus meets all requirements of the Canadian
Interference Causing Equipment Regulations.
Cet appareil numérique de la classe B respecte toutes les exigences du
Réglement sur le matériel brouilleur du Canada.
Explorer, Scientific-Atlanta, and the Scientific-Atlanta arcs logo are
registered trademarks of Scientific-Atlanta, Inc. VCR Commander and
“Bringing the Interactive Experience Home” are trademarks of Scientific-
Atlanta, Inc.
Scientific-Atlanta, Inc. assumes no responsibility for errors or omissions
that may appear in this guide. Scientific-Atlanta reserves the right to
change this guide at any time without notice.
United States FCC Compliance Software and Firmware Use
FCC Declaration of Conformity
Canada EMI Regulations
Trademarks
Disclaimer