LaCie Portable DVD±RW •
D
esign
by
s
am
H
ecHt
Foreword
User Manual
page 10
1.5. Supported DVD and CD Formats
Table 01 - Supported DVD and CD Formats
Format
Type of Disc
Write
Speed
Capacity
DVD
DVD±R DL
4x
8.5GB
DVD±R
8x
4.7GB
DVD+RW
8x
4.7GB
DVD-RW
6x
4.7GB
DVD-ROM
(Single and dual
layer)
--
4.7/8.5 GB
DVD-RAM
5x
4.7/8.5GB
CD
CD-R
32x
700MB
CD-RW
24x
650MB
CD-ROM
--
--
1.5.1. DVD and CD Media Format Definitions
DVD+RW Discs
✦
Best suited for: backing up and archiving digital content.
✦
These discs are functionally similar to CD-RW and DVD-RW
discs, but utilizes the same recording techniques as DVD+R.
Incorporates the Direct Overwrite (DOW) system, allowing
data to be written directly over existing data in a single pass.
DVD-RW Discs
✦
Best suited for: backing up and archiving digital content.
✦
These discs serve the same general purpose as CDRW media,
but with 4.7GB of space versus 650MB.
✦
Discs can be written and erased up to 1,000 times.
DVD+R Discs
✦
Best suited for: recording DVD videos, storing multiple photo
albums and data DVDs under 4.7GB.
✦
These discs have the same write-once concept as CDR media,
but with 4.7GB of capacity versus 700MB for CD-R discs.
✦
DVD+R supports “lossless linking” and the combination of
Constant Angular Velocity (CAV) and Constant Linear Velocity
(CLV) recording techniques.
DVD-R Discs
✦
Best suited for: recording DVD videos, storing multiple photo
albums and data DVDs under 4.7GB.
✦
These discs are also functionally similar to CD-R media, and
have the same capacity as DVD+R discs.
✦
There are two types of DVD-R discs: DVD-R General, which
are intended for home applications, and DVD-R Authoring,
which are intended for professional DVD-Video development
applications.
DVD+RDL or DVD-RDL (Double Layer) Discs
✦
Ideal for: recording high-quality DVD videos, backing up and
archiving large data DVDs.
✦
These discs follow the DVD+ recording techniques, but with
8.5GB of capacity versus 4.7GB for DVD±R discs.
✦
With the increased capacity, it is now possible to increase the
video bit rate for higher quality DVD videos.
DVD-RAM
✦
Best suited for camcorders, set-top boxes, and other uses
where the ability to erase and rewrite is important.
✦
Considered a very reliable format thanks to its built-in error
control and defect management system.
CD-R Discs
✦
Best suited for: recording audio CDs, storing photos and for
data CDs.
✦
Files can not be deleted from CD-R discs, and you cannot
write over existing files on a CD-R disc.
CD-RW Discs
✦
Best suited for: passing medium sized files around an office or
among students.
✦
Discs can be reformated up to 1,000 times, and files can be
written over.
✦
Most CD-ROM drives and audio CD players cannot read CD-
RW discs.
TECHNICAL NOTE:
For Best Recording Results:
✦
Close all other open programs and disconnect from the in-
ternet
✦
Copy data to your hard drive first
✦
Check media speed rating
✦
Use media that is free of scratches and fingerprints
