Sony CDX-M30 Portable CD Player User Manual


 
20
Playback order of MP3/WMA/AAC
files
About MP3 files
MP3, which stands for MPEG-1 Audio Layer-3, is
a music file compression format standard. It
compresses audio CD data to approximately 1/10
of its original size.
ID3 tag versions 1.0, 1.1, 2.2, 2.3 and 2.4 apply to
MP3 only. ID3 tag is 15/30 characters (1.0 and
1.1), or 63/126 characters (2.2, 2.3 and 2.4).
When naming an MP3 file, be sure to add the file
extension “.mp3” to the file name.
During playback or fast-forward/reverse of a VBR
(variable bit rate) MP3 file, elapsed playing time
may not display accurately.
Note
If you play a high-bit-rate MP3, such as 320 kbps,
sound may be intermittent.
About WMA files
WMA, which stands for Windows Media Audio,
is a music file compression format standard. It
compresses audio CD data to approximately 1/22*
of its original size.
WMA tag is 63 characters.
When naming a WMA file, be sure to add the file
extension “.wma” to the file name.
During playback or fast-forward/reverse of a VBR
(variable bit rate) WMA file, elapsed playing time
may not display accurately.
* only for 64 kbps
Note
Playback of the following WMA files is not supported.
– lossless compression
– copyright-protected
About AAC files
AAC, which stands for Advanced Audio Coding,
is a music file compression format standard. It
compresses audio CD data to approximately 1/11*
of its original size.
AAC tag is 126 characters.
When naming an AAC file, be sure to add the file
extension “.m4a” to the file name.
During playback or fast-forward/reverse of a VBR
(variable bit rate) AAC file, elapsed playing time
may not display accurately.
* only for 128 kbps
Note on AAC
Playback of a copyright-protected file is not supported.
About iPod (CDX-M50IP/MR50IP)
This unit can be used with the dock connector type
iPod, iPod photo, iPod mini and iPod nano with the
following software versions. All other versions
earlier than listed are not guaranteed.
Third-generation iPod: Ver.2.3.0
Fourth-generation iPod: Ver.3.1.1
Fifth-generation iPod: Ver.1.2
iPod photo: Ver.1.2.1
iPod mini: Ver.1.4.1
First-generation iPod nano: Ver.1.3
Second-generation iPod nano: Ver.1.1
(video function of fifth-generation iPod and
photo function of iPod photo are not supported).
For customers in USA, please visit the following
site for further information:
http://www.xplodsony.com
If you have any questions or problems concerning
your unit that are not covered in this manual, consult
your nearest Sony dealer.
Maintenance
Replacing the lithium battery of the
card remote commander
Under normal conditions, the battery will last
approximately 1 year. (The service life may be
shorter, depending on the conditions of use.)
When the battery becomes weak, the range of the
card remote commander becomes shorter. Replace
the battery with a new CR2025 lithium battery. Use
of any other battery may present a risk of fire or
explosion.
Folder
(album)
MP3/WMA/
AAC file
(track)
MP3/WMA/AAC
1
2
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