Fujitsu MHW2120BS, MHW2100BS Acoustic Noise, Shock and Vibration, Acoustic noise specification

Device Overview

1.5 Acoustic Noise

Table 1.5 lists the acoustic noise specification.

Table 1.5	Acoustic noise specification
Item		Specification
• Idle mode (DRIVE READY)
Sound Power		2.0B	[MHW2060BS / MHW2040BS]
		2.4B	[MHW2120BS / MHW2100BS / MHW2080BS]
Sound Pressure (at 0.3m)		22dB [MHW2060BS / MHW2040BS]
		28dB [MHW2120BS / MHW2100BS / MHW2080BS]

Note:

Measure the noise from the cover top surface.

1.6 Shock and Vibration

Table 1.6 lists the shock and vibration specification.

	Table 1.6	Shock and vibration specification
Item			Specification
Vibration (Swept sine, 1/4 octave per minute)
•	Operating		5 to 500 Hz, 9.8m/s2 0-peak (1G 0-peak)
			(without non-recovered errors)
	Non-operating		5 to 500 Hz, 49m/s2 0-peak (5G 0-peak)
			(no damage)
Shock (half-sine pulse)
•	Operating		2940 m/s2 0-peak (300G 0-peak)
			2ms duration
			(without non-recovered errors)
•	Non-operating		8820 m/s2 0-peak (900G 0-peak)
			1ms duration
			1176 m/s2 0-peak (120G 0-peak)
			11ms duration
			(no damage)

1-10 C141-E249