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152
Appendix
A
1
Measured in accordance with the method described in RAL-UZ122.
2
Office equipment with LWAd>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
PAm = 59 dB (A)
Ready L
PAm = 34 dB (A)
Printing
(Quiet Mode)
L
PAm = 54 dB (A)
Sound
Power
12
Printing LWAd = 6.79 B (A)
Ready L
WAd = 4.70 B (A) LWAd = 4.63 B (A)
Printing
(Quiet Mode)
L
WAd = 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)