HP 550 - Notebook PC, Maintenance And Service Manual

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DVD/CD-RW Combo Drive specifications
Applicable disc Read:
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, DVD-ROM (DVD-5,
DVD-9, DVD-10, DVD-18), DVD-R, DVD-RW,
DVD+R, DVD+RW, DVD-RAM
Write:
CD-R and CD-RW
Access time CD DVD
Random < 110 ms < 130 ms
Cache buffer 2 MB
Data transfer rate
24X CD-ROM 3,600 KB/sec
8X DVD 3,600 KB/sec
24X CD-R 3,600 KB/sec
24X CD-RW 3,600 KB/sec
Transfer mode Multiword DMA mode 2
92 Chapter 6 Specifications