K-525
42
43
English
Main
tenanc
e
Additional Information
Playable audio fi les
This unit can play the CD-ROM, CD-R and CD-RW discs and the USB devices recording the following types of audio fi les.
MP3 fi le
File format:
MPEG 1 Audio Layer 3/MPEG 2 Audio Layer 3/
MPEG 2 Audio Layer 3 Lower sampling rate (MPEG2.5)
File extension:
.mp3
Sampling frequency:
MPEG 1 Audio Layer 3: 32 kHz/ 44.1 kHz/ 48 kHz
MPEG 2 Audio Layer 3: 16 kHz/ 22.05 kHz/ 24 kHz
MPEG 2.5: 8 kHz/ 11.025 kHz/ 12 kHz
Bit rate:
MPEG 1 Audio Layer 3: 32 kbps ~ 320 kbps
MPEG 2 Audio Layer 3: 8 kbps ~ 160 kbps
MPEG 2.5: 8 kbps ~ 160 kbps
WMA fi le
File format:
Windows Media™ Audio compliant
File extension:
.wma
Sampling frequency:
32 kHz/ 44.1 kHz/ 48 kHz
Bit rate:
48 kbps ~ 192 kbps
• Files created with the following functions provided
Windows Media™ Player 9 or after cannot be played back:
- WMA Professional
- WMA Lossless
- WMA Voice
AAC fi le
File format:
MPEG-4 AAC (created using iTunes™ 4.1 to 9.2)
File format:
.m4a
Sampling frequency:
16 kHz/ 22.05 kHz/ 24 kHz/ 32 kHz/
44.1 kHz/ 48 kHz
Bit rate:
32 kbps ~ 320 kbps
• Files created using the Apple lossless encoder cannot be
played back.
Disc formats
ISO 9660 Level 1
ISO 9660 Level 2
Joliet
Romeo
USB compatible fi le systems
FAT16
FAT32
File number limits
Maximum number of folders:
255
Maximum number of fi les:
999
Maximum number of displayable characters
Folder name:
64 characters
Filename:
64 characters (including extension)
Tag display (Title/Album/Artist)
ID3 v1.0/ 1.1: 30 characters
ID3 v2.2/ 2.3/ 2.4: 100 characters
• The non displayable character is displayed as "*".
Other cautions
• Even audio fi les compliant to the above standard may be
unable to be played depending on the characteristics and
recording conditions of the disc.
• Playback may sometimes be impossible depending on the
specifi cations and setup of the software used in encoding.
• Files with DRM (Digital Rights Management) cannot be
played back.
• Audio fi les encoded with VBR (Variable Bit Rate) may
include bit rates exceeding the compatible bit rate range
of this unit. Such audio fi les containing incompatible bit
rates cannot be played back.
Order of playback of folders and audio fi les
Audio fi les are played beginning with those located in the Root directory.
The following diagram shows how this system selects the stored audio fi les.
F
1_1
.mp3
F
1_
2.mp3
F2
_1
.mp3
F4
_1
.mp3
F4
_
2.mp3
F6
_1
.mp3
F6
_
2.mp3
F6
_
3.mp3
F5
_1
.mp3
F5
_
2.mp3
Root
1
.mp3
2.mp3
3.mp3
F3*
■
Order of playback
1st
1.mp3
2nd
2.mp3
3rd
3.mp3
4th
F1_1.mp3
5th
F1_2.mp3
6th
F2_1.mp3
7th
F4_1.mp3
8th
F4_2.mp3
9th
F5_1.mp3
10th F5_2.mp3
11th F6_1.mp3
12th F6_2.mp3
13th F6_3.mp3
Folder confi guration example
Folder
Audio fi les
* The folders that do not contain audio fi les are
also displayed but cannot be selected because
of the absence of audio fi les.