Acoustic Noise Emission Information; Optiplex 9020 Micro; Declared Sound Power (Lwad); A-Weighted Sound Pressure Level (Db) - Dell OptiPlex 9020 Technical Manualbook

Acoustic Noise Emission Information

OptiPlex 9020 Micro

Component
CPU
Memory
HDD (#, capacity)
RMSD
Graphics Adapter

Declared Sound Power (LWAd)

The Declared Noise Emission in accordance with ISO 9296 for the OptiPlex 3020 SFF is as follows: (all
values LWAd expressed in bels; 1 bel=10 decibels, re 10-12 Watts)
Operating Mode
Idle
HDD Operating
CPU Stressed
ODD Operating

A-Weighted Sound Pressure Level (dB)

The Declared A-weighted Sound Pressure Level in decibels (re 2x10-5 Pa), at Operator and Bystander
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
Declared Sound Pressure (LpA)
Operating Mode
Idle
HDD Operating
CPU Stressed
ODD Operating
1 All tests are conducted according to ISO 7779 and declared according to ISO 9296 except CPU
Stressed. 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.
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Test Configuration
Intel I5-4590T 4C,2.0GHz
2G DDR3L,1600 x 2pcs
SEAGATE 5HW4R,500G x1
N/A
Intel Integrated
Declared Sound Power(LWAd)
2.8
2.8
4.0
N/A
product is as follows:
Tabletop System
Operator Bystander
Position Position
18.0 16.7
18.1 16.7
30.9 26.1
n/a n/a
Floor Standing System
Operator Bystander
Position Position
n/a n/a
n/a n/a
n/a n/a
n/a n/a