Symphonic WF32L6 Owner's Manual - Page 34
Maintenance - lcd screen
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GLOSSARY ATSC Acronym that stands for Advanced Television Systems Committee and the name of the digital broadcasting standards. Aspect ratio The width of a TV screen relative to its height. Conventional TVs are 4:3 (in other words, the screen is almost square); widescreen models are 16:9 (the screen is almost twice as wide as its height). Component video This is a video signal format that conveys each of three principal colors of light (red, blue and green) through different signal lines. This allows the viewers to experience picture colors as original as it is. There are several signal formats, including Y / Pb / Pr and Y / Cb / Cr. Dolby Digital The system developed by Dolby Laboratories to compress digital sound. It offers you sound of stereo (2ch) or multi-channel audio (up to 5.1ch). HDMI (High-Definition Multimedia Interface) Interface that supports all uncompressed, digital audio/video formats including set-top box, DVD player or digital television, over a single cable. High Definition TV (HDTV) Ultimate digital format that produces high resolution and high picture quality. LPCM (Linear Pulse Code Modulation) LPCM is a format that can have up to 8 channels of audio. It is mainly used in music production. The format samples and captures analog signals and transforms them into digital signals without compressing the sound data. NTSC Acronym that stands for National Television Systems Committee and the name of the current analog broadcasting standards. Password A stored 4-digit number that you must provide in order to make settings for V-CHIP. SAP (Secondary Audio Program) Second-audio channel delivered separately from main-audio channel. This audio channel is used as an alternate in bilingual broadcasting. Standard Definition TV (SDTV) Standard digital format that is similar to the NTSC picture quality. S-Video It delivers independently each signal of color(C) and luminance (Y) to TV as video signals, so that higher-quality picture will be gained. MAINTENANCE CABINET CLEANING • Wipe the front panel and other exterior surfaces of the TV with a soft cloth immersed in lukewarm water and wrung dry. • Never use a solvent or alcohol. Do not spray insecticide liquid near the TV. Such chemicals may cause damage and discoloration to the exposed surfaces. LCD CLEANING Wipe the LCD of the TV with a soft cloth. Before cleaning the LCD, disconnect the power cord. SERVICING Should your unit become inoperative, do not try to correct the problem by yourself. There are no user serviceable parts inside. Turn off, unplug the power cord and please call our help line mentioned on the front page, to locate an Authorized Service Center. IR SIGNAL CHECK If the remote control doesn't work properly, You can test if the remote control sends out the infrared signal with an AM radio or a digital camera (including built-in camera of cellular phone). It will help to define the cause of malfunction. • With an AM radio: Tune an AM radio to a station with no broadcasting. Press any button on remote control toward the radio. Sound will be fluttering when you press any button and the radio receives the signal. This means the remote control unit is working. • With a digital camera (including builtin camera of cellular phone): Direct a digital camera to remote control, press and hold any button on remote control. If infrared light appears through digital camera, the remote control unit is working. 34 EN