2008 Lexus GS 450h Owners Manual - Page 284

3-3. Using the audio system n DVD video disc information l DVD video discs 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. Furthermore, multi-angle and multi-language features will also help you enjoy the more advanced technology of DVD video. l Viewer restrictions 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. l Multi-angle option You can enjoy the same scene from different angles. l Multi-language option You can select the subtitle and audio languages. l Region codes 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) 288 GS_HV_U March 29, 2010 3:31 pm