Table 1-2 Dvd-Rom Drive Specifications - Toshiba Satellite M20 Maintenance Manual

1.4 DVD-ROM Drive
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 1-5 and its specifications are listed in Table 1-2.
Item
Data transfer rate (Mbytes/s)
Access time (ms)
Average random access (ms)
Average full stroke access (ms)
Rotational speed (RPM)
Data buffer size (Kbytes)
Formats supported
Satellite M20 Maintenance Manual
Figure 1-5 DVD-ROM drive

Table 1-2 DVD-ROM drive specifications

DVD-ROM mode
33.3 (U-DMA transfer mode 2)
110 (Typ.)
200 (Typ.)
4,670 Max
256
DVD-ROM, DVD-R (Read)
CD-DA, CD+(E)G, CD-MIDI, CD-TEXT
CD-ROM, CD-ROM XA, CD-I
CD-I Bridge (Photo-CD, Video-CD)
Multisession CD (Photo-CD, CD-EXTRA, CD-R,
CD-RW)
CD-R (Read), CD-RW (Read)
1 Hardware Overview
CD-ROM mode
85 (Typ.)
180 (Typ.)
5,100Max
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