Operation Manual

8
C-515BT/C-313
About MP3 and WMA
The playable MP3/WMA  le (hereafter called Audio
le) and the media format have the following
limitation. The Audio  le, which is not conforming to
the speci cation, may not play normally.
Playable Audio fi le
Playable MP3  le
File formats: MPEG 1/2 Audio Layer 3 file
• Extension: .mp3
Transfer bit rate: 8 kbps – 320 kbps
Sampling frequency: 48/ 44.1/ 32/ 24/ 22.05/ 16/ 12/
11.025/ 8 kHz
Playable WMA  le
File format: Windows Media™ Audio compliant
• Extension: .wma
Transfer bit rate: 32 kbps – 320 kbps
Sampling frequency: 48/ 44.1/ 32 kHz
Files created using functions in Windows Media™ Player 9 or
later cannot be played.
- WMA Professional
- WMA Lossless
- WMA Voice
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.
Audio files cannot be played depending on the encoding
software setting, USB device type, and/or recording
conditions.
The unit may not be compatible with upgrade of
compression format standard and additional specifications.
Audio files encoded using VBR (Variable Bit Rate) may use bit
rates that fall outside the supported range. Audio fi les with
bit rates outside the supported range cannot be played.
Playable storage media
CD-ROM, CD-R, CD-RW
USB device (USB version 1.1/2.0)
SD, SDHC, mimi SD, micro SD/SDHC card
CD-RW discs which are quick formatted by the writing
software cannot be used.
When recording to the maximum CD-R/RW media capacity at
once, the writing software is set to "Disc at once".
For details on the available USB devices, refer to <About USB
device> (page 9).
For details on the available SD/SDHC card, refer to <About SD
card> (page 9).
Playable CD-R/RW format
ISO 9660 Level 1/2
• Joliet
Playable fi le format of USB device/ SD card
FAT 16/ 32
The maximum number of characters for
display
File/Folder name: 30/30 characters
MP3 ID3 Tag/ WMA Contents property:
32 characters
(The information which can be displayed with this unit:
title, artist name, and album name)
File/Folder name is the number of the characters including
the extensions.
This unit can display the following versions of MP3 ID3 tag:
version 1.0/ 1.1/ 2.2/ 2.3
Limitation of structure for the fi le and the
folder
Maximum number of folders: 255 (including root folder)
Maximum number of files per folder: 999 (including the
number of folders)
Playing order of the audio fi le
Audio files are played in the order the files are written. You can
specify the order of playback by numbering files in a folder
and writing them by folder.
Example
CD
¡!
2
(1)
^: Folder
¡: Audio le
3
¡$
4
¡"
¡#
¡P
5
¡%
Folder
Audio file
• Playing order
Playing order after
¡!
play:
¡", ¡#, ¡$, ¡%...