1.5 Acoustic Noise

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 [MHY2120BH, MHY2100BH, MHY2080BH,

 

 

MHY2060BH, MHY2040BH]

 

 

2.4B [MHY2250BH, MHY2200BH, MHY2160BH]

Sound Pressure (at 0.3m)

 

22dB [MHY2120BH, MHY2100BH, MHY2080BH,

 

 

MHY2060BH, MHY2040BH]

 

 

28dB [MHY2250BH, MHY2200BH, MHY2160BH]

 

 

 

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

 

3185 m/s2 0-peak (325G 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)

 

 

 

 

C141-E262

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Fujitsu MHY2100BH Acoustic Noise, Shock and Vibration, Acoustic noise specification, Shock and vibration specification