Nokia MEDIAMASTER 9800 S Owner's Manual

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GB 42NetworkA number of digital channels transmitted from onesource. Grouped under separate headings in the chan-nel list.Parental controlA feature that allows parents to ”lock” programmes thatthey consider unsuitable for children. A ”locked” chan-nel or programme can only be ”unlocked” with the spe-cial parental access code.Parental Access codeA four-digit code stored in the Mediamaster. Used tolock the Mediamaster.PCMCIAPersonal Computer Memory Card International Associa-tion. The Common Interface slot follows this standard.PCRProgram Clock Reference.PIN codePersonal Identification Number. A four-digit code storedin the Smartcard. For PPV (Pay Per View) or other serv-ices together with the subscription.PolarizationPolarization allows several programmes to be fit into thesame frequency band. The signals from a satellite aretransmitted either with linear (vertical or horizontal) po-larization or circular (right or left) polarization.RFRadio frequency (known as HF in some countries).SERIAL RS 232A serial communication standard data port.Satellite dishA dish-shaped antenna (reflector) to receive signals froma satellite. The dish focuses the signals into the LNB.SCARTA 21-pin connector used for connection of theMediamaster,VCR and TV. Also named Euroconnectoror Peritel connector.Scrambled satellite TV programmeSome satellite TV programmes are transmitted in scram-bled form. A Smartcard, and possibly a CA module, willbe needed to view such programmes.Service providerIs a company that collects a number of programms/serv-ices and distributes them to customers.SNRSignal to Noice Ratio. Signal quality measure.S/PDIFSony/Philips digital interface format. Digital audio output.Symbol rateSpeed of the digital transmissionSWSoftware. Programme code.TSTransport stream.VCRVideo Cassette Recorder.AccessAuthorisation to use the coding system to purchase /order TV programmes.AGCAutomatic Gain Control.Audio systemWith digital satellite reception, the sound is transmittedin packages and is selected either in a special audio modeor pre-selected by using the installation set-up. Thismakes it possible to select between several different lan-guages in a film. The number of choices is dependent onwhat is available in the signal.CAConditional Access. A system to control subscriber ac-cess to services, programmes and events.CA moduleA device for the decoding of scrambled signals.Common InterfaceDescribes a DVB standard hardware and software archi-tecture for Conditional Access systems.DVBThe Digital Video Broadcast group was created to estab-lish a technical framework for the introduction of digitalvideo broadcasting systems.EPGElectronic Programme Guide. A software that enablesviewers to navigate easily among the large number ofchannels provided by digital technology, in order to se-lect the service they desire.FECForward Error Correction. Correction of faulty bits in thereceived signal.GHzThe prefix giga means billion, and Hertz means cycles persecond. Signals in the GHz range are often called micro-waves.LNB (low-noise block converter) or LNBFAn electronic unit mounted on the satellite dish. It re-ceives the signals reflected by the dish and convertsthem to signals that can be used by the Mediamaster.L.O.Local oscillator part of the LNB. It converts from the sat-ellite frequency down to a frequency acceptable for theMediamaster.MediamasterA unit that converts the digital satellite signals into audioand video signals. The audio and video signal can be sentto the TV set either via SCART or via RF (modulator out-put).MHzThe prefix mega means million, and Hertz means cyclesper second.MPEGMoving Picture Experts Group. Body established by theInternational Standards Organisation to provide the ba-sis for a picture coding and compression system.GLOSSARY OF TERMS