Notes On Playing Mp3 - Kenwood DDX8639 Instruction Manual

Notes on Playing MP3

The playable MP3 file (hereafter called Audio file)
and the media format has the following limitation.
The Audio file, which is not conforming to the
specification, may not play normally, or the file and
folder names may not display correctly.
Playable Audio file
• MP3
• Attach the correct extension for the Audio file (MP3: ".MP3")
• Do not attach the extensions to files other than the Audio
file. If the extension is attached, the file, which is not the
Audio file, will play and outputs a loud noise, causing
damage to the speaker.
• The files with copy protection cannot be played.
• The settings of your encoding software and the
environment in which it is used may now allow you to play
or view specific audio files.
• The unit may not be compatible with upgrade of
compression format standard and additional specifications.
Playable MP3 file
• MPEG 1/2 Audio Layer 3 file
• Transfer bit rate: 8-320 kbps
• Sampling frequency
: 16, 22.05, 24, 32, 44.1, 48 kHz
Playable media
• CD-ROM, CD-R, CD-RW
• CD-RW discs which are quick formatted by the writing
software cannot be used.
• When recording to the maximum media capacity at once,
the writing software is set to "Disc at once".
Playable disc format
• ISO 9660 Level 1/2
• Joliet
• Romeo
• Long file name.
The maximum number of characters for
display
File/Folder name : 64 (Joliet: 32)/ 126 characters
MP3 ID3 Tag : 30 characters
• File/Folder name is the number of the characters including
the extensions.
• MP3 ID3 Tag can only display the tag of Ver1.0/ 1.1.
Limitation of structure for the file and the
folder
• Maximum number of directory levels: 8
• Maximum number of folders: 254
• Maximum number of files per folder: 255
• Maximum number of files and folders: 255
Playing order of the Audio file
The Audio file plays in the order which is written by
writing software. You may be able to set the playing
order by writing the play sequence numbers such as
"01" to "99" at the beginning of the file name.
In the illustration below, for example, the files are
played in order of 1 to 0.
Example
7
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