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Facilità d'uso
Notes on MP3
This unit allows you to play MP3 files recorded on CD-ROMs, CD-Rs (recordable) and CD-
Caution:
E
≥ Never assign the “.mp3” file name extension to a file that is not in the MP3 format. This may not only
E
RWs (rewritable). About CD-Rs and CD-RWs, see “Notes on CD-Rs/RWs” on page 59.
N
N
produce noise from the speakers and speaker damage, but can damage your hearing.
G
G
L
L
What is MP3?
I
I
Note:
S
S
MP3, short for MPEG Audio Layer-3, is a standard for compressing digital video data adopted for video CDs and
H
≥ MP3 encode software and writing software are not supplied to this model.
H
similar media. It is one of the audio compression schemes covered by MPEG’s (Motion Picture Experts Group)
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digital audio compression standards. What it does is reduce the number of bytes in a song without hurting the
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❐ Maximum Number of Files/Folders
sound quality by means such as eliminating big sound waves within in the sound range that is imperceptible to
≥ Maximum number of trees: 8
the human ear. This compression allows you to reduce the contents of a conventional music CD by a factor of
≥ Maximum number of files/folders: 254 (filesifolders. Root folder is not included. )
around 10. This means that you can record the contents of 10 music CDs on a single CD-R or CD-RW. (The
Note:
figures refer to data recorded on a 650 MB CD-R or CD-RW at a fixed bit rate of 128 kbps and a sampling
≥ If the total of files and folders exceeds 254, successful playback may not be performed.
frequency of 44.1 kHz. )
❐ Supported File Systems and File Names
Points to Remember When Recording an MP3 Disc
Supported file system
Displayable folder names and file names
❐ Converting (encoding) audio data to an MP3 file
≥ It is recommended to set the bit rate to “128 kbps or more” and “Fixed”.
ISO 9660 Level 1
≥ Bit rate 8 kbps of MPEG 2 and sampling frequency 16 kHz of MPEG 2 cannot be reproduced.
Name file and folders in accordance with the standard of each file
≥ If set to VBR (Variable Bit Rate), the file playing time may not be displayed correctly.
system. Refer to the instructions of writing software for details.
≥ The playback sound quality differs depending on the encoding software and the bit rate. For details, refer to
ISO 9660 Level 2
≥ This unit can display file names of up to 60 ASCII character set in scroll
the user manual of your encoding software.
mode.
Joliet*
*Up to 30 letters can be displayed when scrolling in the Joliet systems.
❐ Recording MP3 files on CD-R/RW
According to the standard, “à”, “ç”, etc. can be used. However, this
≥ Do not record files other than MP3s or unnecessary folders on a disc.
Romeo
unit cannot display those letters.
If too many folders or files other than MP3s are recorded on a disc, it may take some time before playback
starts.
Apple Extension to ISO 9660
≥ Characters that the unit cannot display are shown as an asterisk.
≥ Use ISO 9660 file system (Extension of the ISO 9660 file systems are included. ) (➡ page 57). APPLE HFS
file system is not supported.
If they do not conform to ISO 9660 file system, the file may not play normally, or the file or folder names may
not be displayed correctly.
≥ Make sure to add the “. mp3” extension to each MP3 file name.
Glossary
A file with a different file name extension or none at all will not play.
≥ Although Multi session recording is supported, the use of Disc-at-Once is recommended.
ISO 9660
ID3 Tag
Make sure to close the session when you finished recording on a disc.
The most common international standard for the
A function that allows character information (title,
≥ ID3 Tag Ver. 2 and up are not supported.
logical format for files and directories.
artist, album title, date, etc) to be written onto the
With ID3 Tag Ver. 2 and up, the song information is stored but not displayed.
disc. (ID3 Tag Ver. 2 and up are not supported. )
≥ Packet writing software is not supported.
APPLE HFS
≥ A playlist function is not supported.
The file system used by the Macintosh operating
Packet writing
Record files and folders in the order in which you want them to be played. Some writing software lets you
system to organize data. (Not supported)
A method of writing data on a CD media in small
specify the recording order by adding a prefix in the range of “01”j“09”, etc. to the file name. For details, refer
increments. (Not supported)
to the use manual of your writing software.
Multi-session
A method of adding data incrementally to a CD-R or
ASCII character set
Note:
≥ You may encounter trouble in playing MP3s or displaying the information of MP3 files recorded with certain
CD-RW in more than one recording session.
ASCII character set consisting of A to Z, a to z, digits
writing softwares or CD recorders (CD-R/RW drives).
0 to 9, and the following symbols: (space) ! " # $ %
Disc-at-Once
& ' ( ) * + , - . / : ; < = > ? @ [ \ ] ^ _ ` { | } ~
A method of writing data in a media by just one
❐ Copyright
operation and no more writing after that.
It is prohibited by copyright laws to copy, distribute and deliver copyrighted materials such as music without the
approval of copyright holder except enjoying yourself personally.
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CQ-DVR592U
CQ-DVR592U
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