HP Dc7700 HP Compaq dx7300 and dc7700 Business PC Technical Reference Guide, 1 - Page 43
Table 2-11, Optical Drive Specifications, Parameter, 48x CD-ROM, 32/48x CD-RW Drive
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System Overview Table 2-11 Optical Drive Specifications Parameter 48x CD-ROM 48/32/48x CD-RW Drive Interface Type SATA [1] SATA [1] Media Type (reading) Mode 1,2, Mixed Mode, CD-DA, Mode 1,2, Mixed Mode, CD-DA, Photo CD, Cdi, CD-XA Photo CD, Cdi, CD-XA Media Type (writing) N/a CD-R, CD-RW Transfer Rate (Reads) 4.8 Kb/s (max sustained) CD-ROM, 4.8 Kb/s; CD-ROM/CD-R, 1.5-6 Kb/s Transfer Rate (Writes): N/a CD-R, 2.4 Kbps (sustained); CD-RW, 1.5 Kbps (sustained); Capacity: Mode 1, 12 cm Mode 2, 12 cm 8 cm 550 MB 640 MB 180 MB 540 MB 650/700 MB 180 MB Center Hole Diameter 15 mm 15 mm Disc Diameter 8/12 cm 8/12 cm Disc Thickness 1.2 mm 1.2 mm Track Pitch 1.6 um 1.6 um Laser Beam Divergence Output Power Type Wave Length +/- 1.5 ° 0.14 mW GaAs 790 +/- 25 nm 53.5 + 1.5° 53.6 0.14 mW GaAs 790 +/- 25 nm Average Access Time: Random Full Stroke