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Acoustic emissions
Sound Power Level Declared Per ISO 9296
Printing (31 ppm letter)
1, 2, 3
Ready
L
WAd
=6.7 Bels (A) [67 dB (A)]
L
WAd
=4.7 Bels (A) [47 dB (A)]
Sound Pressure Level - Bystander Position Declared Per ISO 9296
Printing (31 ppm letter)
1, 2, 3
Ready
L
pAm
=50 dB (A)
L
pAm
=31 dB (A)
NOTE
1
Values are subject to change. See http://www.hp.com/support/ljcp4005 for current
information.
2
Configuration tested: Base printer, simplex printing on A4 paper.
3
HP Color LaserJet CP4005 speed: 30 ppm black and 25 ppm color.
244 Appendix D Printer specifications ENWW