Scientific Atlanta 4250C инструкция обслуживания

Explorer ® Digital Set-T op User ’ s Guide Models 4240C ™ and 4250C ™ with Multi-Stream CableCARD ™ Interface SETTINGS EXIT GUIDE INFO CH - CH + VOL - VOL + SELECT EXPLORER 4250 C POWER SETTINGS[...]

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iii Notice to Installers The servicing instructions in this notice are for use by quali Þ ed service personnel only . T o 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. 20070131 SysInstaller 820 US/Canada/Intl Note to System Installer CAU[...]

iv Contents Important Safety Instructions .................................................................................v Welcome ............................................................................................................... 1 Safety First ..........................................................................................[...]

v • Location of the antenna-discharge unit • Connection to grounding electrodes • Requirements for the grounding electrodes (see the following antenna grounding diagram as recommended by NEC ANSI/NFP A 70) W ARNING: A void electric shock and Þ re hazard! Do not locate an outside antenna system in the vicinity of overhead power lines or power[...]

vi Accessories W arning W ARNING: A void electric shock and Þ re hazard! Only use attachments/accessories speci Þ ed by your service provider or the manufacturer . Service W arnings W ARNING: A void 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 , yo[...]

1 W elcome The Explorer® 4240C™ and 4250C™ Digital Set-T op with a Multi-Stream CableCARD™ (M-Card™) receives and displays digital signals and delivers programming in exceptional picture and audio quality . The M-Card provides system security and authorization of digital services. Through the 4240C and 4250C, you can also access interactiv[...]

2 What’ s In The Carton? The set-top carton contains the following items: Additional Equipment Y ou Might Need Y ou might need some of the cables and adapters shown below for connecting the set-top to your home entertainment devices. See the connection information in the Connection Diagrams section for more information. Check with your service pr[...]

3 1 Power T urns the set-top on and off 2 VOL + and VOL - Increases and decreases the volume 3 CH + and CH - Scrolls up and down through the channels 4 Select Provides access to your on-screen selection 5 IR Sensor Receives the infrared signal from the remote control 6 LED Display Displays the selected channel number and time of day . The LED also [...]

4 What’ s on the Back Panel? 1 Cable In Connects to a coaxial cable that delivers the signal from your service provider 2 Cable Out Connects to a coaxial cable that sends analog audio and video signals to a TV or VCR. These signals are standard-de Þ nition TV (SDTV) video and stereo audio 3 Digital Audio Out Connects to an RCA cable to send a di[...]

5 Connecting the Set-T op T o connect your set-top to your entertainment devices, complete these steps. ! 3 1 2 4 5 Do not turn on the set-top or TV yet. POWER 6 7 Identify the additional devices you will connect to the set-top and TV . See the Connection Diagrams section of this guide. W ait several minutes for the set-top to receive the latest so[...]

6 For VCRs with Video and Left and Right Audio connectors, you can use the RCA connections (Video Out and Audio Out Left and Right) on the set-top. Set-T op Connections VCR Connections Connections for a Standard-De Þ nition TV and VCR When using the set-top with an SDTV , you must make one of the following connections to view content. Some SDTVs m[...]

7 V iew T elevision Programming Access Services and Programs Access cable services and programs by pressing the following keys on the remote control: • Guide –Access the on-screen guide. The on-screen guide displays schedules of TV programs and other services available from your cable service provider , such as video-on-demand and pay-per-view [...]

8 T roubleshooting If the set-top does not perform as expected, the following tips may help. If you need further assistance, contact your cable service provider . No Picture • V erify that the M-Card module is installed. • V erify that the power to your TV is turned on. • If the set-top is plugged into a wall switch, verify that the switch is[...]

9 Frequently Asked Questions Where Are the Connection Diagrams? The diagrams at the end of this guide show examples of common ways to connect the set-top to your TV , DVD, and home theater receiver . However , these diagrams do not show every possible combination of devices. Refer to the user ’s guides that came with your other electronic devices[...]

10 Explorer Digital Set-top IR THIS DEVICE IS INTENDED TO BE ATT ACHED TO A RECEIVER THAT IS NOT USED TO RECEIVE OVER-THE-AIR BROADCAST SIGNALS. CONNECTION OF THIS DEVICE IN ANY OTHER F ASHION MAY CAUSE HARMFUL INTERFERENCE TO RADIO COMMUNICATIONS AND IS IN VIOLATION OF THE FCC RULES, PART 15. 120 V AC 60HZ 400W LISTED 14H1 CABLE EQUIP . 120 VAC 60[...]

11 Explorer Digital Set-top IR THIS DEVICE IS INTENDED TO BE ATT ACHED TO A RECEIVER THAT IS NOT USED TO RECEIVE OVER-THE-AIR BROADCAST SIGNALS. CONNECTION OF THIS DEVICE IN ANY OTHER F ASHION MAY CAUSE HARMFUL INTERFERENCE TO RADIO COMMUNICATIONS AND IS IN VIOLATION OF THE FCC RULES, PART 15. 120 V AC 60HZ 400W LISTED 14H1 CABLE EQUIP . 120 VAC 60[...]

12 Connecting to a Home Theater Receiver and TV W ARNING: Electric shock hazard! Unplug a ll electronic devices before connecting or disconnecting any device cables to the set-top. Explorer Digital Set-top IR THIS DEVICE IS INTENDED TO BE ATT ACHED TO A RECEIVER THAT IS NOT USED TO RECEIVE OVER-THE-AIR BROADCAST SIGNALS. CONNECTION OF THIS DEVICE I[...]

13 Index A AC Outlet v , 4 Power input 4 B Back panel 4 Burn-in of screen 7 C CableCARD 1, 4 Cables 2 Cable Out, connector 4 Compliance, FCC and Canadian EMI Back Cover Composite 6 Connectors See also Front panel; Back panel required for SDTV 6 VCR 6, 1 1 Connecting the Set-T op to other devices; TV Using Cable Out 10 TV Using Video Out and Audio O[...]

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