Toshiba PSLB9U-00R011 User Manual page 63

The read speed is slower at the center of a disc and faster at the outer
edge.
DVD read
DVD-R write
DVD-RW write
DVD+R write
DVD+RW write
DVD+R DL write
DVD-R DL write
DVD-RAM write
HD DVD read
CD read
CD-R write
CD-RW write
User's Manual
8 speed (maximum)
4 speed (maximum)
4 speed (maximum)
4 speed (maximum)
4 speed (maximum)
2.4 speed (maximum)
2 speed (maximum)
3 speed (maximum)
1 speed (maximum)
24 speed (maximum)
16 speed (maximum)
10 speed (maximum,
Ultra-speed media)
The Grand Tour
2-15