36ENINFORMATIONCabinet Cleaning• Wipe the front panel and other exterior surfaces of the TV with asoft cloth immersed in lukewarm water and wrung dry.• Never use a solvent or alcohol. Do not spray insecticide liquid nearthe TV. Such chemicals may cause damage and discoloration tothe exposed surfaces.Panel CleaningWipe the panel of the TV with a soft cloth. Before cleaning thepanel, disconnect the power cord.ServicingShould your TV become inoperative, do not try to correct theproblem yourself. There are no user serviceable parts inside. Turnoff the TV, unplug the power cord and call our toll free customersupport line found on the cover of this manual to locate anauthorized service center.IR Signal CheckIf the remote control is not working properly, you can use an AMradio or digital camera (including a cellular phone with built-incamera) to see if it is sending out an infrared signal.• With an AM radio:Tune the AM radio station to a non-broadcastingfrequency. Point the remote control towards it,push any button and listen. If the sound from theradio fl utters, it is receiving the remote control’sinfrared signal.• With a digital camera(including built-in cell phone cameras):Point a digital camera towards the remote control.Push any button on the remote control and lookthrough the digital camera. If the infrared lightappears through the camera, the remote control isworking.Maintenance5ATSCAcronym that stands for AdvancedTelevision Systems Committee andthe name of the digital broadcastingstandards.Aspect RatioThe width of a TV screen relative to itsheight. Conventional TVs are 4:3 (inother words, the TV screen is almostsquare); widescreen models are 16:9(the TV screen is almost twice as wideas its height).Component VideoThis is a video signal format thatconveys each of 3 principal colors oflight (red, blue and green) throughdifferent signal lines. This allows theviewers to experience picture colorsas original as it is. There are severalsignal formats, including Y / Pb / Prand Y / Cb / Cr.Dolby DigitalThe system developed by DolbyLaboratories to compress digitalsound. It offers stereo sound (2ch) ormulti-channel audio.HDMI (high-definition multimediainterface)Interface that supports alluncompressed, digital audio/videoformats including set-top box, DVDplayer or digital television, over asingle cable.HDTV (high definition TV)Ultimate digital format that produceshigh resolution and high picturequality.NTSCAcronym that stands for NationalTelevision Systems Committee andthe name of the current analogbroadcasting standards.PinA stored 4-digit number that allowsaccess to parental control features.SAP (secondary audio program)Second-audio channel deliveredseparately from main-audio channel.This audio channel is used as analternate in bilingual broadcasting.SDTV (standard definition TV)Standard digital format that is similarto the NTSC picture quality.S-videoOffers higher quality images bydelivering each signal, color (c) andluminance (y) independently of eachother through separate cables .Glossary5