Brother HL-5450DNT User Manual
Page 158
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152
Appendix
A
1
Measured in accordance with the method described in RAL-UZ122.
2
Office equipment with L
WA
d>6.30 B (A) is not suitable for use in rooms where people do primarily intellectual work. Such equipment should be
placed in separate rooms because of the noise emission.
Model
HL-5440D
HL-5450DN
HL-5450DNT
Noise
Level
Sound
Pressure
Printing
L
PA
m = 59 dB (A)
Ready
L
PA
m = 34 dB (A)
Printing
(Quiet Mode)
L
PA
m = 54 dB (A)
Sound
Power
Printing
L
WA
d = 6.79 B (A)
Ready
L
WA
d = 4.70 B (A)
L
WA
d = 4.63 B (A)
Printing
(Quiet Mode)
L
WA
d = 6.4 B (A)
Temperature
Operating
10 to 32.5
°C
Storage
0 to 40
°C
Humidity
Operating
20 to 80% (without condensation)
Storage
10 to 90% (without condensation)
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