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