clxxxviii Marks shown on DVD video discs:
Indicates NTSC format
of color TV.
Indicates the number
of audio tracks.
Indicates the number
of language subtitles.
Indicates the number
of angles.
Indicates the screen to
be selected.
Wide screen: 16 : 9
Standard: 4 : 3
Indicates a region
code by which this vi-
deo disc can be
played.
ALL: in all countries
Number: region code
(ii) DVD video disc glossary
DVD video discs: Digital versatile Disc that
holds video. DVD video discs have adopted
“MPEG2”, one of the world standards of digi-
tal compression technologies. The picture
data is compressed by 1/40 on average and
stored. Variable rate encoded technology in
which the volume of data assigned to the pic-
ture is changed depending on the picture for-
mat has also been adopted. Audio data is
stored using PCM and Dolby digital, which
enables higher quality of sound. Further-
more, multi−angle and multi−language fea-
tures will also help you enjoy the more ad-
vanced technology of DVD video.
Viewer restrictions: This feature limits
what can be viewed in conformity with a level
of restrictions of the country. The level of re-
strictions varies depending on the DVD vid-
eo disc. Some DVD video discs cannot be
played at all, or violent scenes are skipped
or replaced with other scenes.
Level 1: DVD video discs for children can be
played.
Level 2 − 7: DVD video discs for children
and G−rated movie can be played.
Level 8: All types of the DVD video discs can
be played.Multi angle feature: You can enjoy the
same scene at different angles.
Multi language feature: You can select a
language of the subtitle and audio.
Region codes: The region codes are pro-
vided on DVD players and DVD discs. If the
DVD video disc does not have the same re-
gion code as the DVD player, you cannot
play the disc on the DVD player. For region
codes, see page clxxxvii.
Audio: This DVD player can play liner PCM,
Dolby digital and MPEG audio format DVD.
Other decoded type cannot be played.
Title and chapter: Video and audio pro-
grams stored in DVD video disc are divided
in parts by title and chapter.
Title: The largest unit of the video and audio
programs stored on DVD video discs. Usu-
ally, one piece of movie, one album, or one
audio program is assigned as a title.
Chapter: The unit smaller than that of title.
A title comprises plural chapters.