HP LaserJet 3052 Service Manual - Page 370
Acoustic emissions
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Acoustic emissions Table A-5 Acoustic emissions (HP LaserJet 3050 all-in-one)1 Sound Power Level Declared per ISO 92962 Printing (18 ppm)3 LWAd = 6.3 Bels (A) [63 dB (A)] Ready Essentially Inaudible Sound Pressure Level-Bystander Position Declared per ISO 92962 Printing (18 ppm)3 LpAm = 49 dB(A) Ready Essentially Inaudible 1 Configuration tested: HP LaserJet 3050 all-in-one, A10, A4 2 Acoustic values are subject to change. See www.hp.com/support/lj3050 for current information. 3 HP LaserJet 3050 all-in-one speed is 19 ppm letter-size and 18 ppm A4-size. Table A-6 Acoustic emissions (HP LaserJet 3052/3055 all-in-one)1 Sound Power Level Declared per ISO 92962 Printing (18 ppm)3 LWAd = 6.3 Bels (A) [63 dB (A)] Ready Essentially Inaudible Sound Pressure Level-Bystander Position Declared per ISO 92962 Printing (18 ppm)3 LpAm = 50 dB(A) Ready Essentially Inaudible 1 Configuration tested: HP LaserJet 3055 all-in-one, A10, A4 2 Acoustic values are subject to change. See www.hp.com/support/lj3052 and www.hp.com/support/lj3055 for current information. 3 HP LaserJet 3052/3055 all-in-one speed is 19 ppm letter-size and 18 ppm A4-size. 350 Appendix A All-in-one specifications ENWW