Lexmark C782 Service Manual - Page 26

5061 Acoustics All measurements are made in accordance with ISO 7779 and conform with ISO 9296. Status (at 1 Meter average sound pressure) Printing at 4800 CQ Idle (standby) Duplex models-printing simplex Duplex models-printing duplex Duplex models-idle Lexmark C770n 52 dBA 34 dBA 52 dBA 52 dBA 34 dBA Lexmark C772n 52 dBA 34 dBA 52 dBA 52 dBA 34 dBA Lexmark C780n 52 dBA 30 dBA 52 dBA 60 dBA 30 dBA Lexmark C782n 53 dBA 30 DBA 53 dBA 60 dBA 30 DBA Environment Printer Temperature and Humidity • Operating - Temperature: 60 to 90° F (15.6 to 32.3° C) - Relative humidity: 8 to 80% - Maximum wet bulb temperature: 73° F (22.8° C) - Altitude: 10,000 ft. (0 to 3,048 meters) - Atmospheric pressure: 74.6 kPa • Power off - Temperature: 50 to 110° F (10 to 43.3° C) - Relative humidity: 8 to 80% - Maximum wet bulb temperature: 80.1° F (26.7° C) - Altitude: 10,000 ft. (0 to 3,048 meters) - Atmospheric pressure: 74.6 kPa • Ambient operating environment* - Temperature: 60 to 90° F (15.6 to 32.2° C) - Relative humidity: 8 to 80% • Storage and shipping (packaged printer) with or without print cartridge Temperature: -40 to 110° F (-40 to 43.3° C) • Print cartridge Temperature: -40 to 110° F (-40 to 43.3° C) *In some cases, performance specifications (such as paper OCF, EP cartridge usage) are measured at an ambient condition. 1-6 Service Manual