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