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Notice to Installers

The servicing instructions in this notice are for use by quali

Þ

 ed 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 quali

Þ

 ed to do so.

U.S. Patents

A patent notice is af

Þ

 xed to this product. In addition, the product may also be covered by one or 

more of the following patents:

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

20070131 SysInstaller 820 US/Canada/Intl

Note to System Installer

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.

WARNING

TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT 

EXPOSE THIS UNIT TO RAIN OR MOISTURE.

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.

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 product.  
Ce symbole a pour but de vous avertir qu’une 

documentation importante sur le fonctionnement et

l’entretien accompagne ce produit.

Summary of Contents for Explorer 4240HDC

Page 1: ...SETTINGS EXIT GUIDE INFO CH CH VOL VOL SELECT EXPLORER 4250HDC POWER SETTINGS Explorer Digital Set Top User s Guide Models 4240HDC TM and 4250HDC TM with Multi Stream CableCARDTM Interface...

Page 2: ...8 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 95...

Page 3: ...V and VCR 7 View Television Programming 8 Performance Tips 9 Frequently Asked Questions 10 Picture Formats 11 Connecting to an HDTV with an HDMI Connector 12 Connecting to an HDTV with a DVI Connector...

Page 4: ...Instructions 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 indicat...

Page 5: ...om tip over 20070320 Set Top Cable US Canada Prevent Power Cord Damage Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where the cord...

Page 6: ...tion The consumer support website provides news and information about this product For more information please refer to the following Web address http www scienti catlanta com products consumers new_c...

Page 7: ...e cables or adapters at your local electronics supplier 4240HDC or 4250HDC Set top Component Video Cables PrPbY Connection Guide Audio Left Right Cable Power Cord RF Coaxial Cable Coaxial Digital Audi...

Page 8: ...the following Message HDTV Power Output Resolution 1080i 720p 480p or 480i AUTO Automatically outputs native scan rates that your TV can accept 7 Guide Accesses on screen services such as the on scree...

Page 9: ...f inputs composite on Video Audio Out your TV 6 Audio Out Connects to RCA cables that send analog audio signals left and right to Left Right the stereo inputs on a TV 7 S Video Out Connects to an S Vi...

Page 10: ...ection against voltage surges and built up static charges that can be caused by lightning storms and power outages ground earth your electronic devices such as by plugging the set top into a surge pro...

Page 11: ...es of your HDTV See the connection diagram on page 14 for an example The HDMI connector can provide the connection to an HDTV with a DVI input If your HDTV has a Digital Visual Interface DVI connector...

Page 12: ...nections for a Standard De nition TV and VCR The PrPbY connectors can provide standard de nition component video signals to an SDTV Note To connect PrPbY to an SDTV you must set the HD Setup Wizard on...

Page 13: ...n either from the on screen guide or while viewing a program Select View a speci c program in the guide Stretch and Zoom Program You can stretch and zoom SD or HD programs by pressing the key on the r...

Page 14: ...er screen type and resolution No Color Verify that the current TV program is broadcast in color Adjust the TV color controls If you are using a component video connection PrPbY check that all connecto...

Page 15: ...igh de nition television HDTV is a completely new way to send and receive television broadcast signals HDTV images are made up of pixels that are much smaller and closer together than those used in st...

Page 16: ...icture displays Resolution is identi ed by the number of display lines on the screen The techniques that an HDTV uses to paint the picture on the screen are referred to as progressive and interlaced W...

Page 17: ...heater or Dolby Digital decoder or you can connect the baseband audio outputs OUT 1 Audio Left and Right to the TV Digital content is encrypted with High Bandwidth Content Protection HDCP on the DVI H...

Page 18: ...fore connecting or disconnecting any device cables to the set top T12969 Explorer Set top IR THIS DEVICE IS INTENDED TO BE ATTACHED TO A RECEIVER THAT IS NOT USED TO RECEIVE OVER THE AIR BROADCAST SIG...

Page 19: ...NCE TO RADIO COMMUNICATIONS AND IS IN VIOLATION OF THE FCC RULES PART 15 120 VAC 60HZ 400W LISTED 14H1 CABLE EQUIP 120 VAC 60HZ 40W CABLE IN 1394 S VIDEO OUT OPTICAL AUDIO OUT USB CABLE OUT VIDEO OUT...

Page 20: ...O S VIDEO VIDEO 1 S VIDEO OUT VIDEO OUT MONITOR VIDEO L R AUDIO S VIDEO OUT IN OUT IN T11135 Connecting to a Home Theater System with Component Input PrPbY Required cables 3 sets component video cable...

Page 21: ...S OUVRIR CATV CONVERTER MADE IN MEXICO CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Back of Stereo VCR RF OUT RF IN R L AUDIO IN VIDEO IN R L AUDIO OUT VIDEO OUT Back of HDTV DVI HDCP IN AUDIO CENTER CH...

Page 22: ...EL IN AUDIO IN DVI HDCP ANT 75 IN OUT L R ANT 1 HD 2 Y OUT ANT 2 PB PR L R VIDEO L MONO R L MONO R AUDIO IN ON OFF IN HD 1 S VIDEO VIDEO Y PB PR L R AUDIO AUDIO 1394 IN Cable Input Important When you...

Page 23: ...nnector 12 HDTV with VCR 16 Home Theater System with component input PrPbY 15 SDTV 17 Consumer support 1 Controls See Front panel D Dashes display 5 Diagrams See Connecting the set top to other device...

Page 24: ...ion 1 Welcome 1 Widescreen TV 11 Y YPbPr See PrPbY Z Zoom picture 8 11 P Performance tips See Troubleshooting Picture Doesn t display 9 Formats 11 No color 9 Picture in picture See PIP PIP 8 Ports See...

Page 25: ...this device Please contact your cable service provider for any questions you may have regarding the operation or installation of this device Declaration of Conformity This device complies with Part 15...

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