DELL 390 DT 469-1600 Manual De Usuario
Los códigos de productos
469-1600
DELL™ OPTIPLEX™ 390 TECHNICAL GUIDEBOOK —FINAL
38
ACOUSTIC NOISE EMISSION INFORMATION
OPTIPLEX 390 SFF
1
All tests are conducted according to ISO 7779 and declared according to ISO 9296 except 90% CPU. For this mode, the system CPU was stressed
at 90% utilization with no other peripheral device actively seeking. This test mode is not specified in ISO 7779, but was measured using the same
microphone distances and measurement techniques defined for the other reported operating modes.
microphone distances and measurement techniques defined for the other reported operating modes.
2
Declared Sound Power rounded to nearest tenth of a bel per ISO 9296 section 4.4.2
The Declared Noise Emission in accordance with ISO 9296 for the Dell OptiPlex 390 SFF is as follows:
(all values L
(all values L
WAd
expressed in bels; 1 bel=10 decibels, re 10
-12
Watts)
The Declared A-weighted Sound Pressure Level in decibels (re 2x10
-5
Pa), at Operator, Bystander, and Desk Side Positions are
measured in accordance with ISO 7779 7.6.1, 7.6.2, and C.15.2 and declared in accordance with ISO 9296 for this product is as
Operating Mode
Typical Configuration
Declared Sound Power (L
WAd
)
High-end Configuration
Declared Sound Power (L
WAd
)
Idle
3.7
3.7
HDD Operating
3.7
3.7
90% CPU
4.5
4.5
ODD Operating
4.6
4.6
Operating Mode
Typical Configuration Declared Sound Pressure
(LpA)
High-end Configuration Declared Sound Pressure
(LpA)
Table-Top
Floor-Standing
Table-Top
Floor- Standing
Operator
Position
(LpA)
Bystander
Position
(LpA)
Operator
Position
(LpA)
Bystander
Position
(LpA)
Operator
Position
(LpA)
Bystander
Position
(LpA)
Operator
Position
(LpA)
Bystander
Position
(LpA)
Idle
26.1
22.7
19.0
19.2
25.9
22.6
18.8
19.1
HDD Operating
26.0
22.7
19.0
19.4
25.8
22.4
18.8
19.1
90% CPU
33.2
29.7
26.0
25.7
33.4
29.9
24.9
25.3
ODD Operating
36.6
31.1
29.7
28.4
36.7
31.1
29.3
28.6
Component
Typical Configuration
High-end Configuration
CPU
Intel i5,3.1GHZ,4c SNB 95W
Intel i5,3.1GHZ,4c SNB 95W
Memory
4GB DDR3 1333MHz
4GB DDR3 1333MHz
HDD (#, capacity)
1TB 7200RPM SATA3
1TB 7200RPM SATA3
RMSD
8X DVD+/-RW SATA 12.7
8X DVD+/-RW SATA 12.7
Graphics Adapter
Intel® HD Graphics Family
ATI Radeon HD 6450