DiamondMax 21 Serial ATA Product Manual, Rev. A
5
*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary de pending on operating environment
and formatting.
**During periods of drive idle, some offline activity may occur accor di ng to the S.M.A.R. T. specif icati on , whi ch may i ncrea se acous tic an d
power to operational levels.
Vibration, operating 5–22 Hz: 0.25 Gs, Limited displacement
22–350 Hz: 0.50 Gs
350–500 Hz:: 0.25 Gs
Vibration, nonoperating 5–22 Hz: 0.25 Gs, Limited displacement
22–350 Hz: 5.0 Gs
350–500 Hz:: 1.0 Gs
Drive acoustics, sound power
Idle** 2.5 bels (typical)
2.9 bels (max)
Performance seek 3.0 bels (typical)
3.2 bels (max)
Nonrecoverable read errors 1 per 1014 bits read
Annualized Failure Rate (AFR) 0.34%
Warranty 3 years on distribution units.
Contact start-stop cycles 50,000 at 25°C, 50% rel. humidity
Supports Hotplug operation per the Serial ATA Revision 2.5 specification Yes
Drive specification STM3320820AS STM3320620AS