Also, as the dual layer disc consists of dual HD layers on one side only, you do not have to turn the disc over during playback.
HD layer
HD layer
•Super Audio CD + CD (Hybrid disc)
This disc consists of an HD layer and a CD layer. Also, as the dual layers are on one side only, you do not have to turn the disc over during playback. You can play the CD layer using a conventional CD player.
CD layer
HD layer
•2 channel +
2 channel playback 
area
Title (page 13)
The longest section of a picture or music feature on a DVD, movie, etc., in video software, or the entire album in audio software.
Track (page 13)
Sections of a picture or a music feature on a VIDEO CD, CD or DATA CD (the length of a song). (“Track” in DATA CD is an exclusive definition for this player.)
Video Index (VIDEO CD) (page 13)
A number that divides a track into sections to easily locate the point you want on a VIDEO CD. Depending on the disc, no index may be recorded.
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