Dell OPTIPLEX 980 Technical Manualbook page 49

High-end Configuration
Operating Mode
Declared Sound Power (L
Idle
HDD Operating
ODD Operating
90% CPU
Sound Pressure at Operator Position
Operating Mode
Idle
HDD Operating
ODD Operating
90% CPU
Sound Pressure at Bystander Position
Operating Mode
Idle
HDD Operating
ODD Operating
90% CPU
OptiPlex 980 Technical Guidebook
)
WAd
3.7
3.8
5.1
4.2
High-end Configuration
Sound Pressure at Operator
Position (L )
pA
Desktop Desk side
27 22
27 21
44 36
34 26
High-end Configuration
Sound Pressure at
Bystander Position (L )
pA
Desktop Desk side
23 21
23 21
37 33
28 24
Typical Configuration
Declared Sound Power (L
WAd
3.4
3.5
5.1
3.4
Typical Configuration
Sound Pressure at Operator
Position (L )
pA
Desktop Desk side
21 19
21 20
44 35
21 19
Typical Configuration
Sound Pressure at
Bystander Position (L
Desktop Desk side
20 19
21 19
37 33
21 19
EcoKit Configuration
) Declared Sound Power (L
3.1
3.1
5.1
3.1
EcoKit Configuration
Sound Pressure at Operator
Position (L
pA
Desktop Desk side
21
22
44
22
EcoKit Configuration
Sound Pressure at
) Bystander Position (L
pA
Desktop Desk side
19
20
37
20
)
WAd
)
18
19
36
18
)
pA
18
18
34
18
Page 49