Glossary; Maintenance - Sylvania 6842THG Manual Del Propietário

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 it is high).
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).

MAINTENANCE

CABINET CLEANING
• Always unplug the TV from the AC outlet before
cleaning.
Clean the case of the TV with a soft cloth which
has been wet and wrung dry.
• If the screen is dirty or dusty, wipe it clean with a
soft cloth.
NOTE:
Never use a solvent, alcohol or any other abrasive liquid
to clean the TV.
Always make sure the area around vents on the TV is
clear and clean. Failure to do this may result in fire or
cause the TV to fail prematurely.
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.
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.
IR SIGNAL CHECK
If the remote control doesn't work properly, You can
test if the remote control sends out the infrared sig-
nal 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 band with
no broadcasting. Press a button
on remote control toward the
radio. Sound will be fluttering
when you press any key and the
radio receives the signal. This
means the remote control unit is
working.
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.
• With a digital camera (including built-
in camera of cellular phone):
Direct a digital camera to remote con-
trol, press and hold a button on remote
control. If infrared light appears
through digital camera, the remote
control unit is working.
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