Brother HL-5440D User Manual page 158

Appendix
Model
Noise Sound
Level Pressure
Sound
1 2
Power
Temperature
Humidity
1
Measured in accordance with the method described in RAL-UZ122.
2
Office equipment with L d>6.30 B (A) is not suitable for use in rooms where people do primarily intellectual work. Such equipment should be
WA
placed in separate rooms because of the noise emission.
HL-5440D
Printing L m = 59 dB (A)
PA
Ready L m = 34 dB (A)
PA
Printing L m = 54 dB (A)
PA
(Quiet Mode)
Printing L d = 6.79 B (A)
WA
Ready L d = 4.70 B (A)
WA
Printing L d = 6.4 B (A)
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)
HL-5450DN HL-5450DNT
L
WA
d = 4.63 B (A)
A
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