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OptiPlex 580 Technical Guidebook
Page 47
Sound Power
Sound Pressure at Operator Position
Sound Pressure at Bystander Position
Operating Mode
Typical Configuration
Declared Sound Power (L
WAd
)
Idle
3.8
HDD Operating
3.7
ODD Operating
4.9
90% CPU
4.0
Operating Mode
Typical Configuration
Sound Pressure at Operator
Position (L
p
A
)
Idle
28.0
HDD Operating
28.1
ODD Operating
39.4
90% CPU
28.6
Operating Mode
Typical Configuration
Sound Pressure at
Bystander Position (L
p
A
)
Idle
23.7
HDD Operating
24.0
ODD Operating
33.8
90% CPU
24.1