Explorer 940 Compact..
Quick Reference Guide
Notice to Installers
The servicing instructions in this notice are for use by qualified service personnel only. To reduce the risk of electric shock, do not perform any servicing other than
that contained in the operating instructions, unless you are qualified to do so.
Note to System Installer
For this apparatus, the coaxial cable shield/screen shall be
grounded as close as practical to the point of entry of the cable into
the building.For products sold in the US and Canada, this
reminder is provided to call the system installer's attention to
Article 820-93 and Article 820-100 of the NEC (or Canadian
Electrical Code Part 1), which provides guidelines for proper
grounding of the coaxial cable shield.
Explorer 940 Compact Digital-Only Set-Top
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 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.
Ce symbole a pour but d’alerter toute personne qu’un contact avec
une pièce interne de ce produit, sous tension et non isolée, pourrait
être suffisant pour provoquer un choc électrique. Il est donc
dangereux d’être en contact avec toute pièce interne de ce produit.
This symbol is intended to alert you of the presence of important operating
and maintenance (servicing) instructions in the literature accompanying this
Ce symbole a pour but de vous avertir qu’une documentation importante
sur le fonctionnement et l’entretien accompagne ce produit.
1) Read these instructions.
Eliminate AC Mains Overloads
2) Keep these instructions.
3) Heed all warnings.
4) Follow all instructions.
WARNING: Avoid electric shock and fire hazard! Do
not overload AC mains, outlets, extension cords, or integral
convenience receptacles. For products that require battery power
or other power sources to operate them, refer to the operating
instructions for those products.
5) Do not use this apparatus near water.
6) Clean only with dry cloth.
7) Do not block any ventilation openings. Install in accordance with the
manufacturer’s instructions.
8) Do not install near any heat sources such as radiators, heat
registers, stoves, or other apparatus (including amplifiers) that
produce heat.
9) Do not defeat the safety purpose of the polarized or grounding-type
plug. A polarized plug has two blades with one wider than the other.
A grounding-type plug has two blades and a third grounding prong.
The wide blade or the third prong are provided for your safety. If the
provided plug does not fit into your outlet, consult an electrician for
replacement of the obsolete outlet.
10) Protect the power cord from being walked on or pinched
particularly at plugs, convenience receptacles, and the point where
they exit from the apparatus.
Provide Ventilation and Select a Location
Remove all packaging material before applying power to the product.
Do not place this apparatus on a bed, sofa, rug, or similar surface.
Do not place this apparatus on an unstable surface.
Do not install this apparatus in an enclosure, such as a bookcase or rack,
unless the installation provides proper ventilation.
Do not place entertainment devices (such as VCRs or DVDs), lamps,
books, vases with liquids, or other objects on top of this product.
Do not block ventilation openings.
Protect from Exposure to Moisture and Foreign Objects
11) Only use attachments/accessories specified by the manufacturer.
Use only with the cart, stand, tripod, bracket, or
table specified by the manufacturer, or sold with the
apparatus. When a cart is used, use caution when
moving the cart/apparatus combination to avoid injury
from tip-over.
WARNING: Avoid electric shock and fire hazard! Do
not expose this product to dripping or splashing liquids, rain, or
moisture. Objects filled with liquids, such as vases, should not be
placed on this apparatus.
13) Unplug this apparatus during lightning storms or when unused for
long periods of time.
14) Refer all servicing to qualified service personnel. Servicing is
required when the apparatus has been damaged in any way, such
as a power-supply cord or plug is damaged, liquid has been spilled
or objects have fallen into the apparatus, the apparatus has been
exposed to rain or moisture, does not operate normally, or has been
WARNING: Avoid electric shock and fire hazard! Unplug
this product before cleaning. Clean only with a dry cloth. Do not use
a liquid cleaner or an aerosol cleaner. Do not use a magnetic/static
cleaning device (dust remover) to clean this product.
Power Source Warning
A label on this product indicates the correct power source for this product.
Operate this product only from an electrical outlet with the voltage and
frequency indicated on the product label. If you are uncertain of the type of
power supply to your home or business, consult your service provider or your
local power company.
The AC inlet on the unit must remain accessible and operable at all times.
WARNING: Avoid electric shock and fire hazard! Never
push objects through the openings in this product. Foreign objects
can cause electrical shorts that can result in electric shock or fire.
Service Warnings
Ground the Product
WARNING: Avoid electric shock and fire hazard! If this
product connects to coaxial cable wiring, be sure the cable system
is grounded (earthed). Grounding provides some protection against
voltage surges and built-up static charges.
FCC Compliance
This device has been tested and found to comply with the limits for a Class
B digital device, pursuant to part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against such interference in a
residential installation. This equipment generates, uses, and can radiate
radio frequency energy. If not installed and used in accordance with the
instructions, it may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television 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:
Reorient or relocate the receiving antenna.
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 the cable company or an experienced radio/television technician
for help. Any changes or modifications not expressly approved by
Scientific-Atlanta, Inc., could void the user’s authority to operate the
In addition to disconnecting the AC power from the wall outlet, disconnect
the signal inputs.
WARNING: Avoid electric shock! Do not open the cover
of this product. Opening or removing the cover may expose you to
dangerous voltages. If you open the cover, your warranty will be
void. This product contains no user-serviceable parts.
Verify the Power Source from the On/Off Power Light
When the on/off power light is not illuminated, the apparatus may still be
connected to the power source. The light may go out when the apparatus is
turned off, regardless of whether it is still plugged into an AC power source.
Upon completion of any service or repairs to this product, the service
technician must perform safety checks to determine that this product is in
proper operating condition.
Protect the Product When Moving It
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 940 Digital Home Communications Terminal
Model 940
Manufactured by: Scientific-Atlanta, Inc.
5030 Sugarloaf Parkway
Lawrenceville, Georgia 30044 USA
Telephone: 770-236-1077
Canada EMI Regulation
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la class B est conforme à la norme NMB-003 du
20060628 FCC Standard
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.
Scientific Atlanta, A Cisco Company
5030 Sugarloaf Parkway, Box 465447
Lawrenceville, GA 30042
Check Product Safety
Protect the Product from Lightning
Declaration of Conformity
United States FCC Compliance
Cisco, Cisco Systems, the Cisco logo, the Cisco Systems logo, Scientific Atlanta, and Explorer are registered trademarks or trademarks of Cisco Systems, Inc.
and/or its affiliates in the U.S. and certain other countries.
All other trademarks mentioned in this document are the property of their respective owners.
Always disconnect the power source when moving the apparatus or
connecting or disconnecting cables.
Product and service availability is subject to change without notice.
© 2006, 2008-2009 Cisco Systems, Inc. All rights reserved.
January 2009
Printed in United States of America
Part Number 4004833 Rev C
The Explorer® 940 Set-Top receives and displays digital signals, and it
delivers programs in exceptional picture and audio quality.
If your system includes a VCR or stereo, verify that you have properly
connected the device to the 940.
Verify that your TV displays the input where the set-top is connected.
Through the 940 you can also access interactive services, such as
video-on-demand and pay-per-view programs. Contact your cable service
provider for information about these and other available services.
Verify that the TV is set to the proper input channel.
Use the instructions in this guide to install the 940 and to access your
cable services. Then, sit back and enjoy the 940 experience.
Verify that the current TV program is broadcast in color.
Adjust the TV color controls.
No Color
If your setup includes a stereo, verify that you have properly connected
it to the 940.
Safety First
Verify that the volume is turned up.
Before using the Explorer 940 Set-Top, read the IMPORTANT SAFETY
INSTRUCTIONS section of this guide.
Verify that the mute function is not engaged.
Identify Your Set-Top
Front Panel
To find the serial number for your set-top, look on the back panel for a label
that is similar to the example shown here. The serial number begins with “SA”
and is located in the lower left corner of the bar code.
1 Power/Status The power/status light is green when the set-top is in use
2 IR Sensor
Receives the infrared signal from the remote control
Arrows–Highlight a program in the schedule.
Info–Display the description of a specific program (either from the onscreen guide or while viewing a program).
Select–Watch a specific program in the guide.
Performance Tips
If the 940 does not perform as expected, the following tips may help. If you
need further assistance, contact your cable service provider.
4 5 6
1 Cable In
Connect the coaxial cable that delivers the signal from
your cable service provider
2 Cable
Connect a coaxial cable to Cable Out to send audio and
video signals to a TV or VCR. These signals are standard
definition (SD) TV video and monaural audio
3 Digital
(optional) Connect an RCA cable to send a digital audio signal
Audio Out to a surround-sound receiver or other digital audio device
4 Video Out Connect an RCA cable to the video input of your TV or VCR
(optional) Connect an S-Video cable to send an S-video signal
to your TV or VCR. This signal is standard definition but
higher quality than other standard television connections
Note: You should avoid plugging the 940 into an outlet that is
controlled by a wall switch.
7 IR
Connect an IR extender
Verify that all cables are properly connected.
Connect the DC power
supply cord to deliver
power to the 940
If the 940 is plugged into a wall switch, verify the wall switch is in the
ON position.
8.2V DC-IN
WARNING: Electric shock
hazard! Unplug all electronic
devices before connecting
or disconnecting any device
cables to the receiver.
Stereo VCR
Stereo TV
5. Plug the VCR into an AC power source.
6. Plug the DC cord from the external power supply into the set-top.
7. For the TV to receive the signal, press the appropriate button on the
remote control to select the audio/video inputs to which you have
connected the 940.
A patent notice is affixed to this product. In addition, the product may also
be covered by one or more of the following patents:
6 S-Video
Verify that the power to your TV is turned on.
Connect RCA cables to Audio Out to send audio signals
(left and right) to a stereo receiver or TV with stereo inputs
U.S. Patents
5 Audio
No Picture
9. Press the POWER key on the remote control.
Press the following keys on the remote control to access cable services
and programs:
Use the Remote Control to Access Services and Programs
Guide–Display the on-screen guide of TV programming schedules
and other services available from your cable service provider, such as
video-on-demand and pay-per-view programs.
8. Wait for at least 5 minutes for the set-top to be updated with the latest
programming and service information. When the green LED stops
flashing, the update is complete.
Back Panel
Watch TV
3. Connect the set-top to the coaxial cable
coming in from the wall.
4. Plug the set-top’s external power supply
and TV into an AC power source.
Use the space provided here to record the serial number:
1. Unplug all electronic devices
before connecting the set-top.
2. Connect the set-top and VCR
to the appropriate audio and video
inputs as shown in the diagram.
If the set-top requires troubleshooting in the future, your cable service
provider may ask for the serial number.
Cable Input
No Sound
The consumer support website provides news and information about this
product. For more information, please refer to:
Serial Number
Installing the Explorer 940 Set-Top
Power Supply Warning
Must only use Power Supply
Part Number 4013731 (8.2V DC
input power)
4,498,169, 4,692,919, 4,748,667; 4,829,569; 4,866,770; 4,885,775; 4,888,799; 4,890,319; 4,922,456;
4,922,532; 4,924,498; 4,965,534; 4,991,011; 5,003,384; 5,012,510; 5,029,207; 5,045,816; 5,053,883;
5,054,071; 5,058,160; 5,142,575; 5,142,690; 5,146,526; 5,155,590; 5,214,390; 5,225,902; 5,225,925;
5,235,619; 5,237,610; 5,239,540; 5,241,610; 5,247,364; 5,255,086; 5,257,403; 5,267,071; 5,270,809;
5,271,041; 5,272,752; 5,282,028; 5,285,497; 5,287,351; 5,301,028; 5,309,514; 5,317,391; 5,319,709;
5,341,425; 5,347,388; 5,347,389; 5,357,276; 5,359,601; 5,361,156; 5,367,571; 5,379,141; 5,379,145;
5,381,481; 5,390,337; 5,400,401; 5,406,558; 5,418,782; 5,420,866; 5,420,923; 5,425,101; 5,428,404;
5,430,568; 5,434,610; 5,436,749; 5,438,370; 5,440,632; 5,442,472; 5,455,570; 5,457,701; 5,471,492;
5,477,199; 5,477,262; 5,477,282 5,477,370; 5,481,389; 5,481,542; 5,485,221; 5,493,339; 5,497,187;
5,500,758; 5,502,499; 5,506,904; 5,519,780; 5,539,822; 5,550,825; 5,579,055; 5,579,057; 5,583,562;
5,592,551; 5,596,606; 5,600,378; 5,602,933; 5,640,388; 5,657,414; 5,675,575; 5,684,876; 5,715,515;
5,724,525; 5,734,822; 5,740,300; 5,742,677; 5,754,940; 5,757,416; 5,771,064; 5,774,859; 5,825,829;
5,826,167; 5,850,305; 5,854,703; 5,870,474; 5,892,607; 5,920,626; 5,923,755; 5,930,024; 5,930,515;
5,937,067; 5,963,352; 5,966,163; 5,982,424; 5,991,139; 5,999,207; 6,005,631; 6,005,938; 6,016,163;
6,028,941; 6,029,046; 6,052,384; 6,055,244; 6,072,532; 6,105,134; 6,148,039; 6,157,719; 6,188,729;
6,195,389; 6,212,278; 6,215,530; 6,219,358; 6,240,103; 6,243,145; 6,246,767; 6,252,964; 6,272,226;
6,292,081; 6,292,568; 6,320,131; 6,374,275; 6,405,239; 6,411,602; 6,417,949; 6,424,714; 6,424,717;
6,433,906; 6,438,139; 6,463,586; 6,467,091; 6,476,878; 6,493,876; 6,510,519; 6,516,002; 6,516,412;
6,526,508; 6,538,595; 6,546,013; 6,560,340; 6,567,118; 6,570,888; 6,622,308; 6,629,227; 6,664,984;
6,667,994; 6,671,879; 6,674,967; 6,678,891; 6,714,598; 6,721,352; 6,721,956; 6,725,459; 6,738,982;
6,744,892; 6,744,967; 6,751,271; 6,760,918; 6,795,972; 6,802,077; 6,804,708; 6,811,447; 6,817,028;
6,822,972; 6,823,385; 6,832,386; 6,845,106; 6,868,473; 6,874,075; 6,889,191; 6,909,471; 6,917,622;
6,917,628; 6,922,412; 6,927,806; 6,928,656; 6,931,058; 6,937,729; 6,969,279; 6,971,008; 6,971,121;
6,978,310; 6,986,156; 6,988,900; 6,996,838; 7,010,801; 7,053,960; 7,065,213; 7,069,578; 7,069572;
D348065; D354959; D359737; D363932; D390217; D434753; D507240; D507535; D513407; D516518;
RE36368; RE36988
20070417 Patents
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