Sony DVDRW DRIVE VGP-DDRW4 - Manual (Page 21)

21
Notes about DVD video discs
Region code of playable DVD videos
Region code indications such as 1 are labeled on some DVD videos to
indicate which type of drive or player can play the discs. If this regional
code indication contains a number other than the one for your region or
ALL
,
you cannot play the disc in this drive. If you try to do so, a message appears
indicating that playback is prohibited due to area limitations.
Depending on the DVD video, there may be no region code indication
printed on the label even though playing the DVD video is prohibited due
to the area limits.
Note on playback operations of DVD videos
Some playback operations of DVD videos may be intentionally limited
by software producers. Since this drive plays DVD videos according to
the disc contents provided by the software producers, some playback
features may not be available. Also refer to the instructions supplied
with the DVD videos.
Symbols on DVD video discs
The following symbols are labeled on some DVD video discs or their
packages. Each symbol provides information about the contents or features
recorded on the disc.
Depending on the DVD video, there may be no symbols or indications
printed on the label discribing the disc’s contents or features.
For more information about these marks, see the instructions on the DVD
video discs.
Mark Meaning
3
The number of audio tracks
2
The number of subtitle tracks
3
The number of angles
16:9 LB
The available aspect ratios
1
Region code