Brother MFC-J4510DW Basic User's Manual page 186

Noise
Noise per ISO9296
Temperature
Humidity
ADF (automatic
document feeder)
Document Size
1
Noise depends on printing conditions.
2
Office equipment with L
concentration. Such equipment should be placed in separate rooms because of the noise emission.
178
Operating:
Copying:
Ready:
Operating:
Best Print Quality:
Operating:
Best Print Quality:
Up to 20 pages
2
Paper: 80 g/m A4 or Letter size
ADF Width: 148 mm to 215.9 mm
ADF Length: 148 mm to 355.6 mm
Scanner Glass Width: Max. 215.9 mm
Scanner Glass Length: Max. 297 mm
d>6.30 B(A) is not suitable for use in room where people require high levels of
WA
L m = 50 dB(A) (Average)
PA
(MFC-J4510DW)
2
L d = 6.20 B(A) (Mono)
WA
L d = 6.15 B(A) (Colour)
WA
(MFC-J4710DW)
2
L d = 6.29 B(A) (Mono)
WA
L d = 6.16 B(A) (Colour)
WA
(MFC-J4510DW)
L d = 3.29 B(A) (Mono/Colour)
WA
(MFC-J4710DW)
L d = 3.28 B(A) (Mono/Colour)
WA
10 to 35 C
20 to 33 C
20 to 80% (without condensation)
20 to 80% (without condensation)
1