Lexus GS 450h 2008 Owner's Manual page 290

3-3. Using the audio system
DVD video disc information
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DVD video discs
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Digital Versatile Disc that holds video. DVD video discs have adopted
"MPEG2", one of the world standards of digital compression technologies. The
picture data is compressed by 1/40 on average and stored. Variable rate
encoding technology in which the volume of data assigned to the picture is
changed depending on the picture format has also been adopted. Audio data is
stored using PCM and Dolby digital, which enables higher quality of sound. Fur-
thermore, multi-angle and multi-language features will also help you enjoy the
more advanced technology of DVD video.
Viewer restrictions
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This feature limits what can be viewed in conformity with the level of restrictions
of the country. The level of restrictions varies depending on the DVD video 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 movies can be played.
Level 8: All types of DVD video discs can be played.
Multi-angle option
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You can enjoy the same scene from different angles.
Multi-language option
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You can select the subtitle and audio languages.
Region codes
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The region codes are found on DVD players and DVD discs. If a DVD video
disc does not have the same region code as the DVD player, you cannot play
the disc on that DVD player. (→P. 286)
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