Table 1: | Drive specifications |
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| ST9200420ASG | ST9160823AS |
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| ST980813AS |
Drive specification | ST9200420AS | ST9160823ASG | ST9120823AS | ST9100821AS | ST980813ASG | |
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Standby to ready (typical) | 4 seconds |
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Startup current (typical) +5V (peak) | 1.1 amps |
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1.0 (read), 1.5 (write) |
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Average seek, read (msec typical) | 11.0 |
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Average seek, write (msec typical) | 13.0 |
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Seek power (typical) | 2.3 watts |
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Operating power (typical) | 2.1 watts |
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Idle mode, low power (typical) | 0.8 watts |
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Standby mode (average) | 0.25 watts*** |
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Sleep mode (average) | 0.2 watts*** |
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Voltage tolerance (including noise) | +5V ± 5% / |
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Ambient temperature | 0° to 60°C (operating) |
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Temperature gradient | 20°C (operating) |
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(°C per hour max, | 30°C (nonoperating) |
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Relative humidity | 5% to 90% (operating) |
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| 5% to 95% (nonoperating) |
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Relative humidity gradient | 30% per hour max (operating and nonoperating) |
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Wet bulb temperature (max) | 30°C (operating) |
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| 40°C (nonoperating) |
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Altitude, operating |
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Altitude, nonoperating |
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(meters below mean sea level, max) |
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Shock, operating (Gs max at 2 msec) | 300 |
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Shock, nonoperating (Gs max at 2 msec) | 800 |
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Shock, nonoperating (Gs max at 1 msec) | 900 |
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Shock, nonoperating (Gs max at 0.5 msec) | 400 |
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Vibration, operating | 1.0 G (0 to peak, |
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Vibration, nonoperating | 5.0 G (0 to peak, |
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Drive acoustics, sound power (bels) |
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Idle** |
| 2.5 (typical) |
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| 2.8 (max) |
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Seek |
| 2.9 (typical) |
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| 3.1 (max) |
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Nonrecoverable read errors | 1 per 1014 bits read |
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Annualized Failure Rate (AFR) | 0.68% |
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Warranty |
| 5 Years on distribution units. |
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| To determine the warranty for a specific drive, use a web browser to access the following | ||||
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| web page: http://www.seagate.com/support/service/ |
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| From this page, click on the “Verify Your Warranty” link. You will be asked to provide the | ||||
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| drive serial number, model number (or part number) and country of purchase. The system | ||||
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| will display the warranty information for your drive. |
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4 | Momentus 7200.2 SATA Product Manual, Rev. E |
