Chapter 1 Product Overview Environmental Conditions 1 29 Temperature/ Operating Humidity Storage 5 to 45°C {41 to 113°F}, 10 to 90% RH (See the operating temperature and humidity range below.) -10 to 50°C {14 to 122°F}, 10 to 90% RH (except for paper) [%RH] 34°C, 90% 90 humidity 80 40°C, 65% Relative 60 45°C, 50% Operating 40 environment range 20 10 0 0 10 20 30 40 50 [°C] Ambient temperature Acoustic noise (operating) Approximately 55 dB (bystander position) Note: The values above are measured in the Epson evaluation condition. Acoustic noise differs depending on the paper used, printing contents, and the setting values, such as print speed or print density. Operating environment range