Manuale d’uso / di manutenzione del prodotto 4250HDC del fabbricante Scientific Atlanta
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SETTINGS EXIT GUIDE INFO CH - CH + VOL - VOL + SELECT EXPLORER 4250HD C POWER SETTINGS Explorer ® Digital Set-T op User ’ s Guide Models 4240HDC TM and 4250HDC TM with Multi-Stream CableCARD TM Int.
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.
Contents Important Safety Instructions ................................................................................ iv Welcome ............................................................................................................... 1 Safety First .
iv • 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 AN.
v 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.
W elcome The Explorer ® 4240HDC TM and 4250HDC TM Digital Interactive Set-T ops with a Multi-Stream CableCARD TM (M-Card TM ) provide high-de Þ nition (HD) capability and broadband digital video services.
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 beginning on page 12 for more information.
SETTINGS EXIT GUIDE INFO CH - CH + VOL - VOL + SELECT EXPLORER 4250HD C POWER SETTINGS T12966 1 4 12 11 7 8 9 10 56 23 What’ s on the Front Panel? 3 1 Power T urns the set-top on and off 2 VOL +, VO.
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, PAR T 15 .
Connecting the Set-top T o connect your set-top to your entertainment devices, complete these steps. Identify the additional devices you will connect to the set-top and TV . See pages 12 through 17 and the related user guides for your devices for more information.
6 Connections for an HDTV and VCR T o use the set-top with an HDTV , you must make one of the following connections to view the HD content. In addition, you can make connections to a digital or analog VCR to record to a VCR tape.
7 For VCRs with Video and Left and Right Audio connectors, you can use the Out 2 connectors (Video, Left, and Right) on the set-top. Set-top Connections VCR Connections When using the set-top with an SDTV , you must make one of the following connections to view content.
8 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.
9 Performance T ips If the set-top does not perform as expected, the following tips may help. If you need further assistance, contact your service provider . No Picture • V erify that the power to your TV is turned on. • V erify that your HDTV is in HD mode.
10 Frequently Asked Questions What is Digital T elevision? Digital television (DTV) is a huge leap forward in television technology compared to analog television that has been widely available since the 1940s. DTV is delivered and displayed using digital encoding, similar to the way a PC operates.
11 Picture Formats A standard-screen HDTV has a 4x3 aspect ratio. The screen is 4 units wide for every 3 units tall. A wide-screen HDTV is one-third wider than a standard-screen HDTV .
12 Connecting to an HDTV with an HDMI Connector Important Notes Regarding the HDMI Interface on the Set-T op The HDMI interface automatically con Þ gures the audio output for a format supported by the television.
Connecting to an HDTV with a DVI Connector Required cables: • 1 HDMI-to-DVI or 1 HDMI-to-HDMI cable and 1 DVI adapter • 1 audio Left/Right cable Notes : • When you connect the HDMI connector to the DV I connector on your HDTV , you need an HDMI- to-DVI adaptor and a separate audio connection.
Connecting to an HDTV with Component Input (PrPbY) Required cables: • 1 set component video cables (PrPbY) • 1 audio Left/Right cable 14 W ARNING: Electric shock hazard! Unplug all electronic devices before connecting or disconnecting any device cables to the set-top.
15 Note : This connection assumes that audio is provided by the home theater speakers. W ARNING: Electric shock hazard! Unplug all electronic devices before connecting or disconnecting any device cables to the set-top.
T12972 Explorer 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.
Connecting the Set-top in HD Mode to an SDTV with Component Input (PrPbY) Connecting to an HDTV with a 1394 Connector 17 Required cables: • 1 6-pin to 4-pin 1394 cable (Consult your TV user ’s gui.
18 Index 1394 4, 6, 17 A AC Outlet iv , 4 Power input 4 Aspect ratio 1 1 B Back panel 4 Burn-in of screen 8 C CableCard 2, 4, 10 Cables 2 Cable Out, connector 4 Compliance, FCC and Canadian EMI Back Cover Component video connection.
Index, continued 19 Standard-de Þ nition, What is it 10 Standard screen TV 1 1 Stretching and zooming picture 8, 1 1 Support, consumer 1 T T ime display 5 T roubleshooting 9 TV digital, what is it 10.
Scienti Þ c Atlanta, A Cisco Company 770.236.5000 5030 Sugarloaf Parkway www.scienti Þ catlanta.com Box 465447 Lawrenceville, GA 30042 This document includes various trademarks of Scienti Þ c-Atlanta, Inc. Please see the Trademarks section of this document for a list of the Scienti Þ c-Atlanta, Inc.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Scientific Atlanta 4250HDC è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Scientific Atlanta 4250HDC - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Scientific Atlanta 4250HDC imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Scientific Atlanta 4250HDC ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Scientific Atlanta 4250HDC, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Scientific Atlanta 4250HDC.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Scientific Atlanta 4250HDC. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Scientific Atlanta 4250HDC insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
