Seagate 40 GB 5800rpm Ultra ATA/100 ST340015ACE Manuale Utente

*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T.

specification, which may increase acoustic and power to operational levels

Idle mode (typical)

5.0 watts

Standby mode (typical)

1.4 watts

Sleep mode (typical)

1.0 watts

Voltage tolerance (including noise)

5V +/- 5%; 12V +/- 10%

Ambient temperature

0° to 60°C (operating)
–40° to 70°C (nonoperating)

Temperature gradient (°C per hour max)

20°C (operating)

Relative humidity

5% to 90% (operating)
5% to 95% (nonoperating)

Relative humidity gradient

30% per hour max

Wet bulb temperature (°C max)

33 (operating)
40 (nonoperating)

Altitude, operating

–60.96 m to 3,048 m
(–200 ft to 10,000+ ft)

Altitude, nonoperating 
(below mean sea level, max)

–60.96 m to 12,192 m
(–200 ft to 40,000

+ 

ft)

Shock, operating (Gs max at 2 msec)

63 

Shock, nonoperating (Gs max at 1 and 2 
msec)

350

Vibration, operating

0.5 Gs (0 to peak, 22–350 Hz)

Vibration, nonoperating

5 Gs (0 to peak, 22–350 Hz)

Drive acoustics
Sound power (bels)

Idle*

Quiet Seek

Performance Seek

2.6 (typical), 2.8 (max)
2.7 (typical), 2.9 (max)
2.8 (typical), 3.0 (max)

Nonrecoverable read errors

1 per 10

14 

bits read

Mean time between failures (power-on 
hours)

600,000

Service life

5 years

Contact start-stop cycles (25°C, 40% relative 
humidity)

50,000

SeaShield

No