Glossary; Maintenance - JVC LT-42BD30 User Manual

I
NFORMATION
 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 TV screen is almost square);
widescreen models are 16:9 (the TV screen
is almost twice as wide as its height).
BD-Java
With some BD which support Java
applications, you can enjoy the interactive
functions such as games or interactive
menus.
CEC
(Consumer Electronics Control)
This allows you to operate the linked
functions between our brand devices
with CEC feature and this unit. We do not
guarantee 100% interoperability with other
brands of CEC compliant devices.
Component video
This is a video signal format that conveys
each of 3 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.
 Maintenance
Cabinet Cleaning
• Wipe the front panel and other exterior surfaces of the unit with
a soft cloth immersed in lukewarm water and wrung dry.
• Never use a solvent or alcohol. Do not spray insecticide
liquid near the unit. Such chemicals may cause damage and
discoloration to the exposed surfaces.
Panel Cleaning
Wipe the panel of the unit with a soft cloth. Before cleaning the
panel, disconnect the AC power cord.
Disc Handling
Handle the discs so that fingerprints and dust do not adhere to
the surfaces of the discs.
• Always store the disc in its protective case when it is not used.
• To clean-off, use a soft cloth.
• Do not use a hard cloth since this will mar the disc.
• Wipe the disc in a straight line form center to edge.
• Never wipe with a circular motion.
• Do not use detergent or abrasive cleaning agents.
56
EN
DTS
(Digital Theater System)
DTS is a multi-channel surround sound
system. By connecting to DTS decoder,
you can enjoy movie dynamic and realistic
sound like movie theater. DTS surround
sound technologies were developed by
DTS, Inc.
Dolby Digital
The system developed by Dolby
Laboratories to compress digital sound. It
offers stereo sound (2ch) or multi-channel
audio.
HDMI
(High-Definition Multimedia Interface)
Interface that supports all uncompressed,
digital audio/video formats including
set-top box, BD/DVD recorder or digital
television, over a single cable.
HDTV
(High Definition TV)
Ultimate digital format that produces high
resolution and high picture quality.
NTSC
Acronym that stands for National Television
Systems Committee and the name of the
current analog broadcasting standards.
Off the air NTSC signals will no longer be
sent by broadcasting stations during 2009.
Servicing
Should your unit become inoperative, do not try to correct the
problem yourself. There are no user serviceable parts inside.
Turn off the unit, unplug the AC power cord and call our toll free
customer support line found on the cover of this manual to locate
an authorized service center.
If the Laser Optical Pickup Unit is Dirty
If the unit still does not perform properly when it is operated, while
referring to the relevant sections and to "Troubleshooting Guide"
in this owner's manual, the laser optical pickup unit may be dirty.
Consult your dealer or an Authorized Service Center for inspection
and cleaning of the laser optical pickup unit.
IR Signal Check
If the remote control is not working properly, you can use a digital
camera (including a cellular phone with built-in camera) to see if it
is sending out an infrared signal.
Password / PIN Code
A stored 4-digit number that allows access
to parental control features.
Region Code
Regions associate discs and players with
particular areas of the world. This unit will
only play back discs that have compatible
region codes. You can find the region code
of your unit by looking on the rear panel.
Some discs are compatible with more than
one region (or all regions).
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-Video
Offers higher quality images by delivering
each signal, color (c) and luminance (y)
independently of each other through a
separate cable.
• With a digital camera
(including built-in cell phone cameras):
Point the Digital Camera towards the remote
control infrared diode at the front of the remote
control. Press any button on the remote control
and look through the camera display. If the
infrared pulsating light appears through the
camera, the remote control is sending out an IR
signal.