Huawei Proprietary and Confidential                                     
Copyright © Huawei Technologies Co., Ltd. 
The data listed in the following is the declared A-weighted sound 
power levels (LWAd) and declared average bystander position 
A-weighted sound pressure levels (LpAm) when the Appliance is 
operating in a 23°C (73.4°F) ambient environment. Noise emissions 
are measured in accordance with ISO 7999 (ECMA 74) and declared 
in accordance with ISO 9296 (ECMA 109). 
 
Idle: 
−  LWAd: 48.2 Bels 
−  LpAm: 65.5 dBA 
 
Operating: 
−  LWAd: 53.0 Bels 
−  LpAm: 70.3 dBA 
NOTE 
The actual sound levels generated when the Appliance is operating vary 
depending on the Appliance configuration, workload, and ambient temperature.