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Cd-rw/dvd-rom drive, 7 cd-rw/dvd-rom drive – Toshiba TECRA S1 User Manual

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1 Hardware Overview

1.7 CD-RW/DVD-ROM Drive

1-16

TECRA S1 Maintenance Manual

1.7 CD-RW/DVD-ROM

Drive

The CD-RW/DVD-ROM 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/RW at 8x speed.

The specifications of the CD-RW/DVD-ROM drive are listed in Table 1-5.

Table 1-5 CD-RW/DVD-ROM drive specifications

Item

DVD-ROM mode

CD-ROM mode

CD-R/CD-RW

(Write mode)

Data transfer rate (Mbytes/s)

33.3 (U-DMA transfer mode 2)

16.7 (PIO mode 4, Multiword DMA mode 2)

Access time (ms)

Average random access
Average full stroke access

110
250

90
200

-

-

Rotational speed (RPM)

4,594 Max

5,136 Max

2,297 Max

Data buffer size (Mbytes)

2

Formats supported

DVD:

DVD-ROM (DVD-5, DVD-9, DVD-10,
DVD-18), DVD-R (read)

CD:

CD-DA, CD+(E)G, CD-MIDI, CD-TEXT,
CD-ROM, CD-ROM XA, MIXED MODE
CD, CD-I, CD-I Bridge (Photo-CD,
Video-CD), Multisession CD (Photo-CD,
CD-EXTRA, Portfolio, CD-R, CD-RW),
CD-R, CD-RW

CD-DA, CD+(E)G,
CD-MIDI, CD-
TEXT, CD-ROM,
CD-ROM XA,
MIXED MODE CD,
CD-I, CD-I Bridge
(Photo-CD, Video-
CD), Multisession
CD (Photo-CD,
CD-EXTRA,
Portfolio)