34ENINFORMATIONGlossaryATSCAcronym that stands for Advanced Television Systems Committee andthe name of the digital broadcasting standards.Aspect RatioThe width of a TV screen relative to its height. Conventional TVsare 4:3 (in other words, the TV screen is almost square); widescreenmodels are 16:9 (the TV screen is almost twice as wide as its height).Component VideoThis is a video signal format that conveys each of 3 principal colorsof light (red, blue and green) through different signal lines. This allowsthe viewers to experience picture colors as original as it is. There areseveral signal formats, including Y / Pb / Pr and Y / Cb / Cr.Dolby DigitalThe system developed by Dolby Laboratories to compress digitalsound. It offers stereo sound (2ch) or multi-channel audio.HDMI (High-Definition Multimedia Interface)Interface that supports all uncompressed, digital audio / video formatsincluding set-top box, BD / DVD recorder or digital television, over asingle cable.HDTV (High Definition TV)VUltimate digital format that produces high resolution and high picturequality.NTSCAcronym that stands for National Television Systems Committee andthe name of analog broadcasting standards.Off the air NTSC signals are no longer being sent by majorbroadcasting stations in the USA.PIN codeA stored 4-digit number that allows access to parental control features.SAP (Secondary Audio Program)Second-audio channel delivered separately from main-audio channel.This audio channel is used as an alternate in bilingual broadcasting.SDTV (Standard Definition TV)Standard digital format that is similar to the NTSC picture quality.S-VideoOffers higher quality images by delivering each signal, color (c) andluminance (y) independently of each other through a single cable.MaintenanceCabinet Cleaning• Wipe the front panel and other exterior surfaces of theunit with a soft cloth immersed in lukewarm water andwrung dry.• Never use a solvent or alcohol. Do not spray insecticideliquid near the unit. Such chemicals may cause damage anddiscoloration to the exposed surfaces.Panel CleaningWipe the panel of the unit with a soft cloth. Before cleaningthe panel, disconnect the AC power cord.ServicingShould your unit become inoperative, do not try to correctthe problem yourself. There are no user serviceable partsinside. Turn off the unit, unplug the AC power cord and callour toll free customer support line found on the cover of thismanual to locate an authorized service center.IR Signal CheckIf the remote control is not working properly, you can use adigital camera (including a cellular phone with built-in camera)to see if it is sending out an infrared signal.With a digital camera(including built-in cell phone cameras):Point the Digital Camera towards the remotecontrol infrared diode at the front of theremote control. Press any button on theremote control and look through the cameradisplay. If the infrared pulsating light appearsthrough the camera, the remote control issending out an IR signal.