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Definitions – Polaroid PDM-1040 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