IBM 847681U Hardware Maintenance Manual - Page 65
At bystander position -1 meter 3.3 ft, dBA idle, dBA operating, Declared upper limit sound power
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Page 65 highlights
- At bystander position -1 meter (3.3 ft): - 33 dBA idle - 36 dBA operating Declared (upper limit) sound power levels: - 4.7 bels idle - 5.0 bels operating IBM Netfinity 3000 - Type 8476 57
![](/manual_guide/products/ibm-847620u-hardware-maintenance-manual-4ef1215/65.png)
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At bystander position –1 meter (3.3 ft):
-
33 dBA idle
-
36 dBA operating
±
Declared (upper limit) sound power levels:
–
4.7 bels idle
–
5.0 bels operating
IBM Netfinity 3000 - Type 8476
57