Tech Tips, CD and DVD Media Definitions

LaCie d2 DL DVD±RW Drive – Toast 7 Titanium	5. Tech Tips
User’s Manual	page 24

5. Tech Tips

5.1. CD and DVD Media Definitions

Your LaCie d2 DL DVD±RW Drive will let you create, save and share your digital files to CD-R/RW, DVD-R/RW, DVD+R/RW and DVD+R9 DL/DVD-R DL media. Please refer to section 2.1. Minimum System Requirements and your recording software’s documentation to see which recording techniques your computer supports.

DVD+R9 DL Discs:

•Best suited for: recording high-quality DVD videos, backing up systems 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+R Discs:

•Best sutied for: recording DVD videos, storing multiple photo albums and data DVDs under 4.7GB.

•These discs have the same write-once concept as CD-R 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+RW Discs:

•Best sutied for: backing up and archiving digital content.

•These discs are functionally similiar 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-R Discs:

•Best sutied for: recording DVD videos, storing multiple photo albums and data DVDs under 4.7GB.

•These discs are also functionally similiar 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-RW Discs:

•Best sutied for: backing up and archiving digital content.

•These discs serve the same general purpose as CD-RW media, but with 4.7GB of space versus 650MB.

•Discs can be written and erased up to 1,000 times.

CD-R Discs:

•Best sutied for: recording audio CDs, store photos and 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.