Brother MFC-8520DN User Manual page 165

Model
Noise Level Sound
Pressure
Sound Power Copying
Temperature
Humidity
ADF (automatic document feeder)
1
Measured in accordance with the method described in RAL-UZ122.
2
Office equipment with L
WA
Such equipment should be placed in separate rooms because of the noise emission.
MFC-8510DN
Printing L
PA
Ready L
PA
Printing L
PA
(Quiet Mode)
L
1 2
WA
1 2 L
WA
Ready
Printing L
WA
(Quiet Mode)
10 to 32.5 °C
Operating
0 to 40 °C
Storage
Operating 20 to 80% (without condensation)
Storage 10 to 90% (without condensation)
Up to 35 pages
For best results we recommend:
Temperature: 20 to 30 °C
Humidity: 50% to 70%
Paper: 80 g/m
d>6.30 B (A) is not suitable for use in rooms where people do primarily intellectual work.
m = 59 dB (A)
m = 37 dB (A)
m = 54 dB (A)
d = 6.64 B (A)
d = 4.62 B (A)
d = 6.4 B (A)
2
Specifications
MFC-8520DN
D
157