Glossary; Maintenance - Sylvania 6427GFF Manual Del Usuario

GLOSSARY

ATSC
Acronym that stands for Advanced
Television Systems Committee
and the name of the digital broad-
casting standard in the United
States.
High Definition TV (HDTV)
Ultimate digital format that pro-
duces high resolution and high
picture quality.

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 insec-
ticide liquid near the TV. Such chemicals may
cause damage and discoloration to the exposed
surfaces.
SERVICING
• Should your unit become inoperative, do not try to
correct the problem by yourself. There are no
userserviceable 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.
36
EN
Letterbox
Letterbox refers to the format dis-
playing a wide-screen picture on a
standard 4:3 aspect ratio televi-
sion screen with black bars above
and below. It is used to maintain
the aspect ratio of the original
source such as a motion picture
(16:9 or wider).
NTSC
Acronym that stands for National
Television Systems Committee
and the name of the current ana-
log broadcasting standard used in
the United States.
PICTURE TUBE CLEANING
Wipe the picture tube of the TV with a soft cloth.
Before cleaning the picture tube, disconnect the
power cord.
Standard Definition TV (SDTV)
Standard digital format that is sim-
ilar to the NTSC picture quality.
SAP
(Secondary Audio Program)
Second-audio channel delivered
separately from main-audio chan-
nel. This audio channel is used as
an alternate in bilingual broad-
casting.
S-Video output
It delivers independently each sig-
nal of color(C) and luminance (Y)
to TV as video signals, so that
higher-quality picture will be
gained.