HP LaserJet 1022n Printer - Manual (Page 93)

Acoustic emissions
Acoustic emissions 1, 2
Sound power level Declared per ISO 9296
Printing 3 L
WAd
= <6.2 Bels (A) and 62dB (A)
Ready (PowerSave) Inaudible
Sound pressure level bystander position Declared Per ISO 9296
Printing 3 L
WAd
= ≤4.9 Bels (A) and 49dB (A)
Ready (PowerSave): essentially inaudible Inaudible
1 Values are subject to change without notice. See http://www.hp.com/support/lj1022/ for
current information.
2 Configuration tested: HP LaserJet 1022 base unit, standard tray, A4 paper, and simplex
continuous print.
3 HP LaserJet 1022 speed is 18 ppm for A4 and 19 ppm for letter.
ENWW Acoustic emissions 85