OptiPlex 980 Technical Guidebook Page 51
Sound Pressure at Bystander Position
Idle
31
24
21
HDD Operating
31
24
21
ODD Operating
40
40
40
90% CPU
38
25
22
Operating Mode
High-end Configuration
Sound Pressure at
Bystander Position (L
pA
)
Typical Configuration
Sound Pressure at
Bystander Position (L
pA
)
EcoKit Configuration
Sound Pressure at
Bystander Position (L
pA
)
Idle
25
21
18
HDD Operating
26
21
19
ODD Operating
35
34
35
90% CPU
33
21
19