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Acoustical Noise Declaration for pSeries 630 Model 6E4

  

Declared Noise Emissions in Accordance with ISO 9296
Product Description Declared A-Weighted Sound Power Level, L WAd (B) Declared A-Weighted Sound Pressure Level, L pAm (dB)
Operating Idling Operating Idling
IBM eServer™® pSeries® 630
Model 7028-6E4-221E
Power 4+ 1.2 GHz
Deskside UNIX server 		6.0 5.9 42 41



1 L WAd is the statistical upper-limit A-weighted sound power level (rounded to the nearest 0.1 B);

2 L pAm is the mean A-weighted emission sound pressure level measured at the 1-meter bystander positions (rounded to the nearest dB);

3 10 dB (decibel) = 1 B (bel);

4 All measurements made in conformance with ISO 7779 and declared in conformance with ISO 9296

5 All measurements made at 23 degrees C.


 
More information
What is an Acoustical Noise Declaration?
More information on the noise emissions of the pSeries 630 Model 6E4