Acoustic Noise Emission Information; Optiplex 3020 Micro; Declared Sound Power (Lwad); A-Weighted Sound Pressure Level (Db) - Dell OptiPlex 3020 Technical Manualbook

Acoustic Noise Emission Information

OptiPlex 3020 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 Micro 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 product is as follows
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.
Dell - Internal Use - Confidential
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Test Configuration
PRC,HSL,I5-4460T,1.9G,35W,L
8G DDR3,1600 x 2pcs
HDD 1TB WD WD10JPVX-75JC3T0 5.4K 6G
N/A
Intel Integrated
Declared Sound Power(LWAd
3.2
3.2
4.2
n/a
1
:
Tabletop System
Operator Bystander
Position Position
20.6 19.0
20.8 19.1
33.8 29.1
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