Lexmark W812 Technical Reference - Page 329
Printer Specifications, Airflow Requirement, Noise Emission Levels
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7-1 Specifications CHAPTER 7: Printer Specifications This chapter lists printer specifications and information about hardware, environmental conditions, and power requirements. Airflow Requirement Room should meet ASHRAE 62-1989 standards. Noise Emission Levels ThefollowingmeasurementsweremadeinaccordancewithISO7779andreportedinconformance with ISO 9296. Table 7-1: Noise Emission Levels 1-Meter Average Sound Pressure, dBA Status E320, C720 C750 C910 E322 J110 T420 T520 T522 T620 T622 W812 W820 Printing 51 51 58 49 52 51 49 51 51 55 52 54 Standby 45 42 48 35 background 30 30 30 30 31 32 33 (Idle without Power Saver) Declared Sound Power Level, Bels Status E320, C720 C750 C910 E322 J110 T420 T520 T522 T620 T622 W812 W820 Printing 6.6 6.6 7.4 6.3 6.4 6.5 6.4 6.4 6.5 6.8 6.57 6.8 Standby 6.1 5.5 6.4 4.6 background 4.2 4.2 4.2 4.4 4.6 4.5 4.3 (Idle without Power Saver)