JVC KD-G507: MP3 INTRODUCTION

MP3 INTRODUCTION

What is MP3?

How are MP3 files recorded

and played back?

MP3 is an abbreviation of Motion Picture Experts

Group (or MPEG) Audio Layer 3. MP3 is simply a

MP3 “files (tracks)” can be recorded in “folders”

file format with a data compression ratio of 1:10

ENGLISH

—in PC terminology.

(128 Kbps*).

During recording, the files and folders can be

arranged in a way similar to arranging files and

* Bit rate is the average number of bits that one

folders of computer data.

second of audio data will consume. The unit used is

“Root” is similar to the root of a tree. Every file

Kbps. To get a better audio quality, choose a higher

and folder can be linked to and be accessed from

bit rate. The most popular bit rate for encoding is

the root.

128 Kbps.

The illustration below shows an example of how

• For details information about the MP3

MP3 files are recorded on a CD-R or CD-RW,

discs, refer to “A Guide to MP3/WMA”

how they are played back, and how they are

(separate volume).

searched for on this unit.

Compatible with ID3 Tag

Notes:

Extra information data such as album title,

• This unit can read a CD-ROM containing MP3

performer name, song title, recording year, music

files. However, if non-MP3 files are recorded

genre and a brief comment can be stored within

together with MP3 files, this unit will take a longer

an MP3 file.

time to scan the disc. It may also cause the unit to

malfunction.

This unit can show both ID3v1 (Version 1) and

• This unit cannot read or play an MP3 file without

ID3v2 (Version 2) tags on the display. (See page

the extension code <.mp3>.

17.)

• This unit is not compatible with MP3 file encoded

• Some characters cannot be shown correctly.

with Layer 1 and Layer 2 formats.

• If both ID3v1 and ID3v2 are recorded on a

• This unit is not compatible with Playlist**.

disc, ID3v2 information will be shown.

**A playlist is a simple text file, used on a PC, which

enables users to make their own playback order

without physically rearranging the files.

Hierarchy

Level 1 Level 2 Level 3 Level 4 Level 5

6

01

02 03

ROOT

7

3

4

05

10

5

: Folder and their playback

01

order

11

1

04

8

: MP3 files and their playback

1

2

12

9

order

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