NEC Versa LXi Service And Reference Manual page 103

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Media data rates — 88.0 bit/sec – 118.0 bit/sec
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Mean Time Between Errors (MTBF) — 300,000 hours
24X-speed CD-ROM Drive
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Type — 5-inch CD-ROM Pack
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Average Data Transfer Rates
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Read Rate — 3600 KB/sec max, 2550 KB/sec avg
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Burst Transfer Rate — 16.7 MB/sec, PIO mode4/DMA mode
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Average Access Time
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Memory Buffer — 128 KB
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Interface — IDE (ATAPI)
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Photo CD Compatibility — Multisession Photo CD,
Video CD (CD-1, CD-I Ready, CD-G, CD-Plus, CD-DA,
CD-EXTRN, and CD-ROM XA)
6X DVD-ROM Drive
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Dimensions — 12.7 mm (h), 128.0 mm (w), 127.0 mm (d)
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Burst Transfer Rate — 16.67 MB/sec, PIO/Multiword DMA
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Read Rate
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Average Access Time
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Data Buffer — 512 KB
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Interface — IDE (ATAPI)
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CD Compatibility — CD-Audio, CD-ROM (mode 2, form 1, form 2), CD-ROM XA
(mode 2, form 1, form2), CD-I (mode 2, form 1, form 2, Ready, Bridge), CD-WO,
CD-RW, Photo CD, Video CD, Enhanced Music CD, CD-TEXT
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DVD Compatibility — DVD-5, DVD-9, DVD-10, DVD-R (3.95G)
2550 KB/second (mode 1)
2907 KB/ second (mode2)
120 ms (Random)
250 ms (Fullstroke)
CD, 3600 KB/sec max.
DVD, 8115 KB/sec max.
DVD, 270 ms (Random), 480 ms (Full Stroke)
CD, 180 ms (Random), 270 ms (Full Stroke)
Specifications 9-5