Toshiba PTA70, PTA71, PSAA9 manual CD-RW/DVD-ROM Drive, CD-RW/DVD-ROM drive specifications

1.5 CD-RW/DVD-ROM Drive 1 Hardware Overview

1.5 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 at 24x speed and HS CD-RW at 10x speed and US CD-RW at 24x speed and CD-RW at 4x speed.

The specifications of the CD-RW/DVD-ROM drive are listed in Table 1-3.

Table 1- 3 CD-RW/DVD-ROM drive specifications

Item	DVD-ROM mode	CD-RW mode
Data transfer rate	33.3 (U-DMA transfer mode 2)
(Mbytes/s)	16.7 (PIO mode 4, Multiword DMA mode 2)
Access time (ms)
Average random	150 ms	130 ms
access
Data buffer size	2MB
(Mbytes)
Formats supported	DVD:
	DVD-ROM,DVD-R,DVD-RAM
	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),Muitisession
	CD(Photo CD,CD-EXTRA,Portfolio,CD-R,CD-RW),CD-R,CD-RW

Satellite A100/A105 / TECRA A7 Maintenance Manual 17