Toshiba M40, Satellite manual DVD-ROM Drive, Dvd-Rom

1.4 DVD-ROM Drive 1 Hardware Overview

1.4 DVD-ROM Drive

The DVD-ROM drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. The drive provides high-speed data transfer, playing back a DVD at up to 8x speed and reading up to 10,820 Kbytes per second from DVD-ROM and 3,600 Kbytes per second from CD-ROM.

The DVD-ROM drive is shown in Figure 1-8 and its specifications are listed in Table 1-2.

Figure 1- 8 DVD-ROM drive

Table 1- 2 DVD-ROM drive specifications

Item	DVD-ROM
Data transfer rate (Mbytes/s)	33.3 (U-DMA transfer mode 2)
	16.7 (PIO mode 4, Multiword DMA mode 2)
Access time (ms)	100ms
Average random access
Data buffer size (Kbytes)	512KB
Formats supported	DVD-R/W, DVD-R (Read),DVD-RAM ,
	CD-ROM, CD-R,CD-DA,CD-I,CD(Photo-CD,CD-
	EXTRA,CD-R,CD-RW,Portiolio)
	CD-R (Write), CD-RW (Write)

Satellite M40/M45 TECRA A4 dynabook Vx/4 Maintenance Manual 19