![](/images/new-backgrounds/1266659/26665959x1.webp)
Hard Disk Drive Interface
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Bytes per sector | 512 | 512 | 512 |
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Logical heads | 16 | 16 | 16 |
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Logical sectors | 63 | 63 | 63 |
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Drive Format |
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Logical cylinders | 16383 | 16383 | 16383 |
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Physical read/write | 2/Not show/2 | 2/Not show/2/2 | 3/ |
heads |
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Disks | 1/Not show/1 | 1/Not show/1/1 | 2 |
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Spindle speed (RPM) | 4200RPM | 4200RPM | 4200RPM |
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Performance Specifications |
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Buffer size | 2MB | 2MB/8MB for Toshiba | 2MB |
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Interface | |||
| 6 for HGST and Toshiba | 6 for HGST | 6 for HGST |
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Data transfer rate | 350 | 350 | 350 |
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s) |
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Data transfer, rate | 100 MB/Sec | 100 MB/Sec | 100MB/Sec |
(host~buffer, Mbytes/ |
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s) |
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DC Power Requirements |
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Voltage tolerance | 5 +/- 5% | 5 +/- 5% |
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CD-ROM Interface
Items | Specification |
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Vendor & Model Name | QSI SCR242 |
| Mitsumi SR244W1 |
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Performance Specification |
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Brust Data Transfer rate | PIO mode 4: |
| 16.7 MB/sec Max. (Mode 0~4) |
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| 16.7 MB/sec Max. (Mode 0~2) |
| Ultra DMA mode 2: |
| 33.3MB/sec Max. |
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Access time (typ.) | QSI- |
| Random: 90 ms |
| Full Stroke: 180 ms |
| Mitsumi- |
| Random: 100 ms |
| Full Stroke: 240 ms |
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Rotation speed | 5100 rpm for QSI |
| 5400 rpm for Mitsumi 24X CAV mode |
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Data Buffer Capacity | 128 KB |
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Interface | Compliant to |
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Chapter 1 | 21 |