NOTE

NOTE

Acoustic emissions (HP Color LaserJet 3700 series printer)

Sound power level

Declared per ISO 9296

Printing (16 PPM)1

LWAd = 6.4 Bels (A) [64 dB (A)]

Ready

LWAd = 5.5 Bels (A) [55 dB (A)]

Sound pressure level: bystander position

Declared per ISO 9296

Printing (16 PPM)1

LpAm = 49 dB (A)

Ready

LpAm = 39 dB (A)

1The printing speed is 16 PPM for Letter size media and 16 PPM for A4 size media.

Acoustic emissions (HP Color LaserJet 3550 series printer)1

Sound power level

Declared per ISO 9296

Printing (16 PPM)2

LWAd = 6.4 Bels (A) [64 dB (A)]

Ready

LWAd = 4.9 Bels (A) [49 dB (A)]

Sound pressure level: bystander position

Declared per ISO 9296

Printing (16 PPM)2

LpAm = 49 dB (A)

Ready

LpAm = 32 dB (A)

1The HP Color LaserJet 3550 in the simplex print mode was used for testing.

2The printing speed is 16 PPM for Letter size media and 16 PPM for A4 size media.

These values are subject to change. For current information, see http://www.hp.com/support/ clj3550 for the HP Color LaserJet 3550 series printer and http://www.hp.com/support/clj3700 for the HP Color LaserJet 3700 series printer.

Operating environment specifications

Environment

Recommended

Allowed

Temperature

17 to 25° C (62.6 to 77° F)

10 to 27° C (50 to 81° F)

Humidity

20 to 60% RH

10 to 70% RH

Altitude

Not applicable

0 to 2600 m (0 to 8530 ft)

These values are subject to change. For current information, see http://www.hp.com/support/ clj3550 for the HP Color LaserJet 3550 series printer and http://www.hp.com/support/clj3700 for the HP Color LaserJet 3700 series printer.

ENWW

Specifications information 207

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HP 3550 manual Acoustic emissions HP Color LaserJet 3700 series printer, Operating environment specifications