Seagate ST9120310AS, Руководство по эксплуатации продукта

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4 Momentus 5400.5 SATA Product Manual, Rev. B
Track-to-track seek time, read
(msec typical)
1
Average seek, read (msec typical) 14
Full-stroke seek, read (msec) 24 (typical)
Startup current, +5V (max) 1.0 amps
Seek power (typical) 1.54 watts
Read/write power (typical) Read: 2.6 watts; Write: 2.85 watts
Idle mode, low power (typical) 0.725 watts
Standby mode 0.22 watts (typical)***
Sleep mode 0.22 watts (typical)***
Voltage tolerance (including noise) +5V ± 5%
Ambient temperature 0° to 60°C (operating), –40° to 70°C (nonoperating)
Temperature gradient
(°C per hour max)
20°C (operating)
35°C (nonoperating)
Relative humidity 5% to 95% (operating)
5% to 95% (nonoperating)
Relative humidity gradient 30% per hour max
Wet bulb temperature
(°C max)
37.7 (operating)
40 (nonoperating)
Altitude, operating –304.8 m to 3,048 m (–1,000 ft to 10,000
+
ft)
Altitude, nonoperating
(meters below mean sea level,
max)
–304.8 m to 12,192 m (–1000 ft to 40,000
+
ft)
Shock, operating
(Gs max at 2 msec)
350
Shock, nonoperating
(Gs max at 2 msec)
800
Shock, nonoperating
(Gs max at 1 msec)
1,000
Shock, nonoperating
(Gs max at 0.5 msec)
600
Vibration, operating 1.0 G (0 to peak, 5–500 Hz)
Vibration, nonoperating 5.0 Gs (0 to peak, 10–500 Hz)
Drive acoustics, sound power
(bels)
Idle** 2.4 (typical)
2.6 (max)
Performance seek 2.6 (typical)
2.7 (max)
Nonrecoverable read errors 1 per 10
14
bits read
Annualized Failure Rate (AFR) 0.48%
Load/Unload (U/UL) cycles
25°C, 50% relative humidity
32°C, 80% relative humidity
5°C, 80% relative humidity
5°C, 10% relative humidity
55°C, 16% relative humidity
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
Table 1: Drive specifications
Drive specification ST9320320AS ST9250320AS ST9200321AS
ST9160310AS
ST9160310ASG
ST9120310AS
ST9120310ASG
ST980310AS
ST980310ASG