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MP3 /JPEG media playback
38
Guidance of MP3/JPEG
MP3/JPEG media that can be played back with this equipment
Usable media : CD-ROM, CD-R, CD-RW
Usable formats : ISO9660 level 1 (excluding expanded formats)
Files that can be played back : MP3 files and JPEG files
Creating media for playing back on this equipment
Compressing MP3
Please set up the transfer bit rate setting for the compression software when compressing MP3 files as follow.
MP3 Files : 128kbps recommended (32kbps-320kbps)
÷ This unit is compatible with 32 kHz, 44.1 kHz(recommended) and 48 kHz sampling frequencies.
÷ This unit is compatible with ID3-TAG Ver. 1.
÷ DIGITAL output of MP3 data is done not as MP3 data, but as PCM data.
Naming folders and files
Single-byte characters between A and Z, single-byte numerais between 0 and 9, and the single-byte underscore(_) can be displayed.
Ensure that the "mp3" (MP3 files) or "jpg" (JPEG files) extension log is attached to all file names
÷ Never add the "mp3" extension log to any files other than MP3 files. If the "mp3" extension log is added to any files other
than MP3 files, the equipment will assume that they can be played back, and this will produce loud noises in the speakers,
resulting in damage of adverse effects.
÷ Never add the "jpg" extension log to any files other than JPEG files. If the "jpg" extension log is added to any files other
than JPEG, the unit will not operate normally.
Confirming media and files
Check to ascertain that MP3 files can be played back correctly on the personal computer in use prior to saving them onto the media.
Check to ensure that the saved file can be played back normally.
÷ It is not possible to confirm that files can be played back correctly while they are being saved onto the media.
When saving files onto media
Ensure that the session is closed or finalized when data has been written on media. There are cases where media on which the session
has not be closed or finalized will not be played back correctly with this equipment.
÷ There are cases where the folder names and file names will not be displayed correctly depending on the software used to
save them.
÷ Do not store files or folders other than MP3 or JPEG on media to be played back with this equipment.
÷ It is recommended that ten or less sessions are stored when recording MP3 files onto a media.
÷ In case of a multisession disc, some time may be required until playback begins.
÷ There are cases where playback is not possible when MP3/JPEG files (CD-ROM) and music CD infomation (CD-DA) are
saved on the same media.
Example for a hierarchical structure
Note
Note
Note
Folder names and file names are displayed up to 8 characters. When folder names and file names are recorded with more than 8
characters, the names will be displayed in abbreviated form.
Example for the playback sequence
Playback is made in the order of 1 to - in the
following example.
Folder
File
4
-
Set Up functions
DVF-3070 (EN/E,X,Y)
1
2
3
5
9
6
7
0
8
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