Fujitsu MHW2040AC, Product Manual

Page: 33 / 278

1.5 Acoustic Noise
1.5 Acoustic Noise
Table 1.5 lists the acoustic noise specification.
Table 1.5 Acoustic noise specification
Item Specification (typical)
•
Idle mode
(DRIVE READY)
Sound Power 1.5 B
Sound Pressure (at 0.3m) 17 dB
Note:
Measure the noise from the cover top surface.
1.6 Shock and Vibration
Table 1.6 lists the shock and vibration specifications.
Table 1.6 Shock and vibration specifications
Item Specifications
Vibration (Swept sine, 1/4 octave per minute)
• Operating 5 to 500 Hz, 9.8m/s
2
0-peak (1G 0-peak)
(without non-recovered errors)
• Non-operating 5 to 500 Hz, 49m/s
2
0-peak (5G 0-peak)
(no damage)
Shock (half-sine pulse)
• Operating 2940 m/s
2
0-peak (300G 0-peak)
2ms duration
(without non-recovered errors)
• Non-operating 8820 m/s
2
0-peak (900G 0-peak)
1ms duration
1176 m/s
2
0-peak (120G 0-peak)
11ms duration
(no damage)
C141-E258 1-11