Samsung DVD-R157 Service Manual page 114

Reference Information
14-1-2 DVD Types
FORMAT
DVD-Video Playback Only
DVD-ROM Read Only
DVD-Audio Playback Only
DVD-R 1 Time Recording
Rewritable
DVD-RAM
(more than 100,000 times)
Rewritable
DVD-RW
(About 1,000 times)
14-2
TYPE
High quality image and sound for movies and other video media.
Multi-functional, multi-media software that requires large storage capacity.
High quality sound that exceeds the CD, multi-channel Audio.
As with CD-R, write only once
This can be virtually used as hard-disk, with a random
read-write access
Similar to DVD-RAM except than its technology features
a separated read-write access more like phonograph than a hard disk.
APPLICATIONS
Samsung Electronics