HP LaserJet M9040/M9050 HP LaserJet M9040/M9050 MFP - User Guide - Page 266
Acoustic emissions, Operating environment
View all HP LaserJet M9040/M9050 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 266 highlights
Acoustic emissions Table C-5 Sound power level1, 2 Sound power level Declared per ISO 9296 Printing3 LWAd= 7.4 Bels (A) [74 dB(A)] Ready Essentially Inaudible 1 Values are based on preliminary data. See www.hp.com/go/ljm9040mfp/regulatory or www.hp.com/go/ljm9050mfp/ regulatory for current information. 2 Configuration tested: Base unit printing and scanning continuous with ADF on A4 paper with no output device. 3 Print speed is 50 ipm HP LaserJet M9050 MFP and 40 ipm HP LaserJet M9040 MFP. Table C-6 Sound pressure level1, 2 Sound pressure level Declared per ISO 9296 Printing/Copying3 LpAm=58 dB (A) Ready Essentially Inaudible 1 Values subject to change. See www.hp.com/support/ljm9040mfp or www.hp.com/support/ljm9050mfp for current information. 2 Configuration tested: Base unit printing and scanning continuous with ADF on A4 paper with no output device. 3 Print speed is 50 ipm HP LaserJet M9050 MFP and 40 ipm HP LaserJet M9040 MFP. Operating environment Table C-7 Necessary conditions Environmental condition Recommended Temperature (device and print cartridge) 17.5° to 25.0°C (63° to 77°F) Relative humidity 30% to 70% Allowed 0° to 40°C (32° to 104°F) 0% to 95% NOTE: Optimum performance of the device is assured under the recommended temperature and humidity specifications. Print quality might deteriorate and occurrences of paper jams might increase when the device is operated withing the allowed temperature and humidity specifications. 252 Appendix C Specifications ENWW