NEC 2000 Series, Руководство пользователя

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System Specifications B-7
Diskette Drive
Systems come with a Mobile Diskette Drive, 3 1/2-inch, 1.44 MB
„
Capacity
— High density mode:
Unformatted: 2.00/1.00 MB
Formatted: 1440 KB (512B 18 Sec)
720 KB (256B 18 Sec)
— Normal density mode:
Unformatted: 1.00/0.50 MB
Formatted: 640 KB (256B 16 Sec)
20 KB (128B 16 Sec)
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Data transfer rate
— High density mode: 500/250 Kbit/sec
— Normal density mode: 250/125 Kbit/sec
Hard Drive
Systems come with a Mobile 6.0-GB or a Mobile 12.0-GB EIDE Ultra
DMA/66 hard drive.
„ Total capacity (formatted) — 6.01 GB or 12.07 GB
„ Sector size — 512 bytes
„
Number of discs — 1 (6 GB) or 2 (12 GB)
„
Number of heads — 2 (6 GB) or 4 (12 GB)
„
Rotational speed — 4200 rpm
„ Seek time (average) — 12 ms
„ Ambient temperature — operating 5°C to 55°C, non-operating -40°C
to 65°C