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1.4 Optical Disc Device 1 Hardware Overview
Satellite P200D/P205D Series Maintenance Manual 1-9
1.4.2 HD DVD-ROM
The HD DVD drive accepts 12-cm (4.72-inch) and 8-cm (3.15-inch) discs. At maximum, HD
DVD-ROM reads HD DVD-ROMs at maximum 1x speed DVD-ROMs at maximum 8x
speed and CD-ROMs at maximum 24x speed. It writes CD-R at up to 16x speed, CD-RW at
up to 10x speed, DVD-R at maximum4x speed, DVD-RW at maximum 6x speed, DVD+RW
at maximum 4x speed, DVD+R at maximum 4x speed, DVD+R (double layer) at maximum
2.4x speed, DVD-R (dual layer) at maximum 2x speed and DVD-RAM at maximum 3x speed.
The specifications of the HD DVD-ROM drive are listed in Table 1-3.
Item HD DVD-ROM mode DVD-ROM mode CD-ROM mode
Data transfer rate (Mbytes/s)
33.3 (U-DMA transfer mode 2)
16.6 (PIO mode 4, Multiword DMA mode 2)
Access time (ms)
Average random access
330 160 150
Data buffer size (Mbytes) 8MB
Formats supported
HD DVD:
HD DVD-ROM
DVD:
DVD-VIDEO, DVD-ROM, DVD-R, DVD-RW, DVD-RAM,
DVD+R, DVD+RW, DVD+R DL, DVD-R DL
CD:
CD-DA, CD-ROM, CD-R, CD-RW, CD-ROMXA,
Photo CD (single/multi-session), CD-EXTRA, CD-Text
Table 1-3 HD DVD-ROM drive specifications