Toshiba Qosmio F40

1.4 DVD Super Multi (+-R Double Layer))
1 Hardware Overview
Qosmio F40/F45 Maintenance Manual 23
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 4x speed, DVD-R (Double Layer) at 4x speed, DVD+RW at 8x speed and
DVD-RAM at 5x speed.
The DVD Super Multi drive is shown in Figure 1-6 and its specifications are listed in Table
1-2.
Figure 1-7 DVD Super Multi Drive
Table 1-2 DVD Super Multi Drive Specifications
Item DVD-ROM Mode CD-ROM Mode
33.3 (U-DMA transfer mode 2)
Data Transfer Rate
(Mbytes/s)
16.6 (PIO mode 4, Multiword DMA mode 2)
Access Time (ms)
Average Random Access
130 130
Data Buffer Size (Mbytes)
2MB
DVD:
DVD-VIDEO, DVD-ROM, DVD-R, DVD-RW, DVD-RAM,
DVD+R, DVD+-R (Double Layer), DVD+RW.
CD:
Formats Supported
CD-DA, CD-ROM, CD-R, CD-RW, CD-ROMXA, Photo CD (Multi-
Session), Video CD, CD-Extra (CD+), CD-Text.