Toshiba Satellite C655D - 1.4 DVD Super Multi (+-R Double Layer)

3B1.4 DVD Super Multi (+-R Double Layer) 1 Hardware Overview
1.4 DVD Super Multi (+-R Double Layer)
The DVD Super Multi drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. At
maximum, the drive can play back a DVD at 8x speed, read CD-ROM at 24x speed, and write
CD-R at 24x speed, CD-RW at 4x speed, US CD-RW at 24x speed, High Speed CD-RW at 10x
speed, DVD-R at 8x speed, DVD-RW at 6x speed, DVD+R at 8x speed, DVD+R (Double Layer)
at 6x speed, DVD-R (Double Layer) at 6x speed, DVD+RW at 8x speed and DVD-RAM at 5x
speed.
DVD Super Multi Drive is shown in Figure 1-6 and its specifications are listed in Table 1-2.
Figure 1-6 DVD Super Multi Drive
Table 1-2 DVD Super Multi Drive Specifications
Item DVD-ROM mode CD-ROM mode
Data
T
ransfer Rate
(Mbytes/s)
33.3 (U-DMA transfer mode 2)
16.7 (PIO mode 4, Multiword DMA mode 2)
Access
T
ime (ms)
Avera
g
e Random
Access
130 ms 130 ms
Data Buffer Size
(Mbytes)
2MB
Formats Supported
DVD:
DVD-VIDEO, DVD-ROM, DVD-R, DVD-RW, DVD-RAM,
DVD+R, DVD+-R (Double Layer), DVD+RW.
CD:
CD-DA, CD-ROM, CD-R, CD-RW, CD-ROMXA, Photo CD (Multi-
Session), Video CD, CD-Extra (CD+), CD-Text.
Satellite/Satellite Pro/C650D/C655D Maintenance Manual 15