HP LaserJet Pro MFP 4101-4104dw User Guide - Page 24
Acoustic emissions, Operating-environment range, Printer hardware setup and software installation
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Table 1-15 Recommended voltage Specification 110-volt models 220-volt models Power requirements (Volts)1 100 to 127 volts (± 10%) 220 to 240 volts (± 10%) 50/60 Hz (± 3 Hz) 50/60 Hz (± 3 Hz) 1 Power reported is highest value measured for all printer models using standard voltages. Acoustic emissions Review the acoustic emissions, including sound power level and sound pressure level. Table 1-16 Sound power level Acoustics: Sound power level (pages per minute (ppm)) Declared per ISO 9296 Printing (38 ppm) LwAD = 6.7 Bels(A) Copying Scanning LwAD = 6.8 Bels(A) LwAD = 6.3 Bels(A) Ready Inaudible Table 1-17 Sound pressure level Acoustics: Sound pressure level (pages per minute (ppm)) Printing (38 ppm) Copying Scanning Ready Declared per ISO 9296 LpAm = 53 dB(A) LpAm = 54 dB(A) LpAm = 48 dB(A) Inaudible Operating-environment range In order to operate properly, the printer must be in an environment that meets certain specifications. Table 1-18 Operating-environment specifications Environment Recommended Storage Temperature 15° to 27°C (59° to 80.6°F) 10° to 32.5°C (50° to 90.5°F) Relative humidity 30% to 70% relative humidity (RH) 10% to 80% RH Printer hardware setup and software installation For basic setup instructions, see the Hardware Installation Guide that came with the printer. For additional instructions, go to HP support on the web. Go to www.hp.com/support/ljmfp4101-4104 for HP's all-inclusive help for the printer, which includes the following information: Acoustic emissions 13