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9
Introduction—Continued
About DualDisc playback
A DualDisc is a new two -sided disc, one side of which con-
tains DVD content video, audio, etc. while the other side
contains non-DVD content such as digital audio material.
The non-DVD, audio side of the disc is not compliant with
the CD Audio specification and therefore may not play.
The DVD side of a DualDisc plays in this product.
For more detailed information on the DualDisc specifica-
tion, please refer to the disc manufacturer or disc retailer.
CD-R/RW compatibility
• Compatible formats: CD-Audio, Video CD, ISO 9660
CD-ROM* containing MP3, WMA, MPEG-4 AAC,
JPEG or DivX video/WMV files
* ISO 9660 Level 1 or 2 compliant. CD physical format:
Mode1, Mode2 XA Form1. Romeo and Joliet file systems
are both compatible with this player.
• Multi-session playback: No
• Unfinalized disc playback: No
• File structure (may differ): Up to 299 folders on a disc;
up to 648 folders and files (combined) within each
folder
DVD-R/RW compatibility
• Compatible formats: DVD-Video, Video Recording
(VR)*
* Edit points may not play exactly as edited; screen may go
momentarily blank at edited points.
• Unfinalized playback: No
• MP3/WMA/MPEG-4 AAC/JPEG or DivX video/
WMV file playback on DVD-R/-RW: No
DVD+R/DVD+RW compatibility
Only DVD+R/DVD+RW discs recorded in “Video
Mode (DVD Video Mode)” which have been finalized,
can be played back. However, some editing made during
the recording may not be played back accurately.
Compressed audio compatibility
• Compatible formats: MPEG-1 Audio Layer 3 (MP3),
Windows Media Audio (WMA), MPEG-4 AAC
• Sampling rates: 32, 44.1 or 48kHz
• Bit-rates: Any (128Kbps or higher recommended)
• VBR (variable bit rate) MP3/MPEG-4 AAC playback:
No
• VBR WMA playback: No
• WMA lossless encoding compatible: No
• DRM (Digital Rights Management) compatible: No
(DRM-protected audio files will not play in this
player—see also DRM in the “Glossary” on page 55)
• File extensions: .mp3, .wma, .m4a (these must be used
for the player to recognize MP3, WMA and MPEG-4
AAC files – do not use for other file types)
About MPEG-4 AAC
Advanced Audio Coding (AAC) is at the core of the
MPEG-4 AAC standard, which incorporates MPEG-2
AAC, forming the basis of the MPEG-4 audio compres-
sion technology. The file format and extension used
depend on the application used to encode the AAC file.
This unit plays back AAC files encoded by iTunes
®
bearing the extension ‘.m4a’. DRM-protected files will
not play, and files encoded with some versions of
iTunes
®
may not play, or filenames may display incor-
rectly.
Apple and iTunes are trademarks of Apple Computer,
Inc., registered in the U.S. and other countries.
About WMA
WMA is an acronym for Windows Media Audio and
refers to an audio compression technology developed by
Microsoft Corporation. WMA content can be encoded
by using Windows Media
®
Player for Windows
®
XP,
Windows Media
®
Player 9 Series, or Windows Media
®
Player 10 Series.
Microsoft, Windows Media, and the Windows logo are
trademarks, or registered trademarks of Microsoft Cor-
poration in the United States and/or other countries.
DV-SP405_En.book Page 9 Tuesday, May 29, 2007 2:48 PM