1 Hardware Overview 1.7 DVD-R/-RW
1-18 Equium A60/Satellite A60/ Pro A60/A65 Maintenance Manual
1.7 DVD-R/-RW
The DVD-R/-RW 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 16x
speed and CD-RW at 4x speed and High speed CD-RW at 8x and DVD-R at 2x and DVD-RW
at 1x.
The specifications of the DVD-R/-RW drive are listed in Table 1-5.
Table 1- 5 DVD-R/-RW drive specifications
Item DVD-ROM mode CD-ROM mode
33.3 (U-DMA transfer mode 2) Data transfer rate
(Mbytes/s)
16.6 (PIO mode 4, Multiword DMA mode 2)
Access time (ms)
Average random
access
180 150
Average full stroke
access
Data buffer size
(Mbytes)
2
DVD:
DVD-VIDEO,DVD-ROM,DVD-R(3.9G,4.7G)
CD:
Formats supported
CD-DA,CD-ROM, CD-R,CD-RW,CD-ROMXA,CD-1 Ready,
PhotoCD(muitiSession),Video CD,CD-Extra(CD+),CD-Text