Polaroid PDU-1045S Car Video System User Manual


 
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Dolby Digital
Dolby Digital is a technology developed by Dolby Laboratories.
Soundtracks encoded in Dolby Digital can reproduce from one to 5.1 discrete channels
of excellent quality audio.
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 Title 2
Chapter1 Chapter 1
Chapter2
…… ……
Track (CD)
CDs are divided into some sections (tracks). Each section is numbered; these numbers are
called "Track number".
Track 1 Track 2 Track 3 ……
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.
Definitions