IntroductionNContinued
 Audio CD Format MP3
Audio CDs contain tracks.Y MP3 Ţles must be MPEG1 Audio Layer 3 format, 44.1 or
48 kHz, Ţxed bit-rate. Track 1Track 2Track 3Track 4Track 5
Y MP3 Ţles must have a O.mp3� or O.MP3� Ţlename extension.
YVariable bit-rates (VBR) from 64 kbps to 384 kbps are sup-
Audio CDported. (Playing times may display incorrectly with VBR.)
 WMA
 MP3/WMA FilesY WMA Ţles must have the copyright option turned off.
MP3 and WMA Ţles are typically organized into folders. The
DPC-7.4 handles MP3 and WMA Ţles as tracks.Y Sampling rates 44.1/48 kHz are supported.
YVariable bit-rates (VBR) from 16 kbps to 192 kbps are sup-
Folder 1Folder 2ported. (Playing times may display incorrectly with VBR.)
Track 1Track 2Track 3Track 1Track 2
Y WMA Ţles must have a O.wma� or O.WMA� or O.ASF� Ţle-
name extension.
MP3/WMA (CD-R/CD-RW)Â JPEG
Y JPEG Ţles must have a O.jpg� or O.JPG� or O.JPEG� Ţlename
 JPEG Filesextension.
JPEG picture Ţles are typically organized into folders. The Y Baseline JPEG Ţles are supported. Progressive JPEG Ţles are
DPC-7.4 handles JPEG Ţles as tracks.not.
Y Only JPEG Ţles with the following brightness/color differ-
ence ratios are supported: 4:4:4, 4:2:2, and 4:1:1.Folder 1Folder 2
Track 1Track 2Track 3Track 1Track 2
Y JPEG Ţles must be less than 5 megabytes in size.
Handling DiscsJPEG (CD-R/CD-RW)
YNever touch the underside of a disc. Always hold discs by the
Video CDsedge, as shown.
The DPC-7.4 supports Version 1.1 and Version 2.0 of the Video
CD standard. Version 2.0 supports PBC (Playback Control).
YVideo CD (Version 1.1)
The contents of Video CDs that conform to Version 1.1 of the
Video CD standard are played as tracks.
YVideo CD with PBC (Version 2.0)Underside
In addition to the functions supported by Version 1.1, Version
2.0 offers playback control via interactive menus and search YNever attach adhesive tape or sticky labels to discs.
functions. Note that the DPC-7.4 doesnOt support all Video
CD PBC functions.
MP3/WMA/JPEG Compatibility
Y The DPC-7.4 can play/display MP3, WMA, and JPEG Ţles
recorded on CD-R and CD-RW discs.Cleaning Discs
Y Discs must be in ISO9660 Level 2 format (folders can be up
to eight levels deep).YFor best results, keep your discs clean. Fingerprints and dust
Y Discs must be Ţnalized.can affect the sound and picture quality and should be
Y The DPC-7.4 can only recognize the Ţrst session on multises-removed as follows. Using a clean soft cloth, wipe from the
sion discs.center outwards, as shown. Never wipe in a circular direction.
YYou can determine the order in which the DPC-7.4 plays/dis-
plays your MP3/WMA songs and JPEG pictures by preŢxing
Å¢le and folder names with a three-digit number. For example
001.Root, 002.Folder, and so on, and 001.Track.mp3,
002.Track.mp3, and so on.
Y Only the Ţrst eight characters of folder and track names
(excluding the Ţlename extension) are displayed.
Y The folder numbered O001� appears as OROOT� in the Disc YTo remove stubborn dust or dirt, wipe the disc with a damp
soft cloth, and then dry it with a dry cloth.
Navigator.YNever use solvent-based cleaning �uids, such as thinner or
Y The DPC-7.4 supports up to 999 folders and up to 672 Ţles per
folder.benzine, commercially available cleaners, or antistatic sprays
intended for vinyl records, because they may damage the disc.
Y If you try to play an incompatible Ţle, the message OThis for-
mat cannot be played� appears on the display.
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ACEC
