Operation Manual

23
NAMES AND
FUNCTIONS
BASIC
CONNECTIONS
BASIC
OPERATIONS
ADVANCED
CONNECTIONS
ADVANCED
OPERATIONS
TROUBLESHOOTING
OTHERSOTHERS
ENGLISH
OTHERS
ABOUT WMA PLAYBACK
• Windows Media is a trademark of the Microsoft
Corporation in the US and other countries.
• WMA is an abbreviation for “Windows Media
Audio” and is an audio compression technology
developed by the Microsoft Corporation. WMA
data may be encoded using Windows Media
®
Player Ver. 7, 7.1, Windows Media
®
Player for
Windows
®
XP, or Windows Media
®
Player 9
Series.
• Use discs recorded conforming to the ISO
9660 Level 1/Level 2 CD-ROM fi le system and
extended format (Joliet, Romeo).
• WMA fi les having DRM copy protection cannot
be played.
• Encode WMA fi les using applications that have
received Microsoft Corporation certifi cation. If an
uncertifi ed application is used, it may not operate
normally.
• Titles, artist names, and album titles are displayed
as text information.
• The TEXT display is alphanumeric only. If non-
alphanumeric characters have been recorded, the
characters will be displayed as “*”.
ABOUT WINDOWS MEDIA DRM
Windows Media Digital Rights Management (DRM)
(referred to below as WMDRM) is a platform
to prevent playback on computers, digital audio
players, network devices and the like in order to
securely distribute digital content.
Content protected by WMDRM may be played back
only when connected to a media server that has
WMDRM functionality.
This system does no comply with any contents
protected by WMDRM.
WMA FILES
Standard
Conforming to Microsoft Windows
Media Audio 9.2
The following are unsupported
• WMA9 Series Professional
• WMA9 Series Voice
• WMA9 Series Lossless
• WMA with Video
Extension .wma
Bit rate
[kbps]
Disc media: 48–192
USB media: 48–320
Sampling
frequency
[kHz]
44.1
Channels 2ch (Stereo)
ABOUT MP3 PLAY BACK
• Use discs recorded conforming to the ISO
9660 Level 1/Level 2 CD-ROM fi le system and
extended format (Joliet, Romeo).
• “No File” is displayed when an attempt is made
to play the MPEG1 Audio Layer-3 fi les that are not
recorded at sampling frequencies specifi ed for
the device. This device cannot play such fi les.
• Variable Bit Rate (VBR) is not supported (when
playback is possible, the time display in the
display window will speed up and slow down).
• For audio quality, a recording rate of 128 kbps or
higher is recommended.
• Titles, artist names, and album titles are displayed
as text information.
• The TEXT display is alphanumeric only. If non-
alphanumeric characters have been recorded, the
characters will be displayed as “*”.
MP3 FILES
Standard MPEG-1 Audio Layer3
Extension .mp3
Bit rate
[kbps]
For MPEG-1 Audio Layer3,
32 - 320
Sampling
frequency
[kHz]
For MPEG-1 Audio Layer3,
32/44.1/48
Channels 2 ch (Stereo)
Emphasis OFF
ABOUT AAC PLAYBACK
• AAC is an abbreviation for “Advanced Audio
Coding”. It is the basic format related to the audio
compression technology used in MPEG-2 and
MPEG-4.
• Playing of AAC files that have the extension
“.m4a” encoded using iTunes® is supported
with this device. However, fi les may be unable
to be played due to having DRM copy protection
(copyright protection) or because of the version of
iTunes they have been encoded with.
• iTunes is a trademark of Apple Inc. that is
registered in the US and other countries.
• This applies to fi les created with iTunes.
• Titles, artist names, and album titles are displayed
as text information.
• The TEXT display is alphanumeric only. If non-
alphanumeric characters have been recorded, the
characters will be displayed as “*”.
Standard MPEG-4/AAC LC (Low Complexity)
Extension .m4a
Bit rate
[kbps]
8 - 320
Sampling
frequency
[kHz]
32/44.1/48
Channels 2 ch (Stereo)
ABOUT WAV PLAYBACK
USB MEDIUM ONLY
• Some WAV fi les cannot be played back, depending
on the software used for fi le creation.
Standard RIFF Waveform Audio Format
Format Linear PCM
Extension .wav
Sampling
frequency
[kHz]
Linear PCM: PCM 32/44.1/48
Those other than the above, not
supported.
Number of
bits [bit]
Linear PCM: 16
Channels 2 ch (Stereo)
Textual
information
None
CD6003_N_01_Eng.indd 23CD6003_N_01_Eng.indd 23 09.5.29 4:00:19 PM09.5.29 4:00:19 PM