Polaroid PDM-2727 Manuel D'utilisation page 35

Letterbox screen
This refers to a screen on which the playback picture of wide-screen DVDs appears with black
bands running along the top and bottom.
Pan & Scan screen
This refers to a screen on which the playback picture of wide-screen DVDs is cut off at the left and right
sides.
Title, Chapter (DVD)
DVDs are divided into some large sections (titles) or some small sections (chapters). Each
section is numbered: these numbers are called "Title number" or "Chapter number".
Title 1
Chapter1
Chapter2
......
Track (CD)
CDs are divided into some sections (tracks). Each section is numbered; these numbers are
called "Track number".
Track 1 Track 2
JPEG
JPEG is a common picture format that has
small file size and low quality loss rate of
picture. Hundreds of pictures can be stored
in a disc in this format. In order to utilize real
digital album, use film to make a "PICTURE CD"
in JPEG format.
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Track 3
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Definitions
Title 2
Chapter 1
......
......