| 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.