AC Adaptor
Item | Specification | |
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Model name | LiteOn | Delta 90W |
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Input feature |
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Rated voltage | for 100Vac or 240Vac input AC | for 100Vac or 240Vac input AC |
| voltage | voltage |
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Input voltage range | from 90Vac to 264Vac | from 90Vac to 265Vac |
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Rated frequency | for 50Hz or 60Hz | for 50Hz or 60Hz |
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Frequency range | from 47Hz to 63Hz | from 47Hz to 63Hz |
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Steady AC current | less than 1.5A rms at 100Vac input | less than 1.5A rms at 100Vac input |
| and maximum load | and maximum load |
Output feature |
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Rated voltage | 19V | 19V |
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Voltage range | 18.05V to 20V | from 18.2V to 19.8V |
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Rated power | 90 W | 90 W |
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Output ripple and noise | less than | less than |
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Turn on delay time | within two seconds at 115 Vac input | within two seconds at 115 Vac input |
| voltage | voltage |
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Temperature | Operating: 0 to 40oC | Operating: 0 to 40oC |
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Hard Disk Drive
Seagate
Model | ST9120821A | ST9100824A | ST98823A | ST96812A |
| ST9120824A | ST9100825A | ST980829A |
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Drive Specification |
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Formatted | 120 | 100 | 80 | 60 |
Gbytes (512 |
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bytes/sector) |
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Physical read/ | 4 | 4 | 3 | 3 |
write head |
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Discs | 2 | 2 | 2 | 2 |
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Spindle Speed | 4200 (ST9120824A, ST9100825A, ST980829A) |
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(RPM) | 5400 (ST9120821A, ST9100824A, ST98823A, ST96812A) |
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Internal transfer | 56.25 (ST9120824A, ST9100825A, ST980829A) |
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rate (Mbytes/sec. | 48.25 (ST9120821A, ST9100824A, ST98823A, ST96812A) |
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max.) |
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I/O data transfer | 100 |
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rate (Mbytes/sec. |
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max.) |
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ATA data transfer | PIO modes | |||
mode supported |
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Bytes per sector | 512 |
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Average latency | 5.6 |
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(msec) |
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Average seek, | 12.5 |
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read (msec. |
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typical) |
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Chapter 1 | 41 |