Sony CMT-DH7BT Operating Instructions Manual page 88

Region Code
This system is used to protect copyrights.
A region code is allocated on each DVD
system or DVD VIDEO according to
the sales region. Each region code is
shown on the unit as well as on the disc
packaging. The system can play back
the discs that match its region code. The
system can also play back discs with the
" " mark. Even when the region code
is not shown on the DVD VIDEO, the
region limit may still be activated.
Scene
On a VIDEO CD with PBC functions,
the menu screens, moving pictures and
still pictures are divided into sections
called "scenes. "
Title
The longest section of a picture or a
music piece on a DVD VIDEO; a movie,
etc., for a picture piece on video software,
or the entire album in audio software.
Track
Section of a picture or a music piece on
a VIDEO CD, CD, or MP3. An album is
composed of several tracks (MP3 only).

GB
VIDEO CD
A compact disc that contains moving
pictures.
The picture data uses the MPEG 1
format, one of the worldwide standards
for digital compression technology. The
picture data is compressed to about 1/140
of its original size. Consequently, a 12 cm
VIDEO CD can contain up to 74 minutes
of moving pictures.
VIDEO CDs also contain compact audio
data.
Sounds outside the range of human
hearing are compressed while the
sounds we can hear are not compressed.
VIDEO CDs can hold 6 times the audio
information of conventional AUDIO
CDs.
There are 2 versions of VIDEO CDs.
 Version 1.1: You can play back only
moving pictures and sounds.
 Version 2.0: You can play back high-
resolution still pictures and enjoy PBC
functions.
This system conforms to both versions.