Oki Microline 520 - Environmental Conditions; Acoustic Rating; Altitude; Ambient Temperature and Relative Humidity (RH)

1.4 ENVIRONMENTAL CONDITIONS
1.4.01 Acoustic Rating
Near Letter Quality Mode
Microline 520 54.9 dBA
Microline 521 54.4 dBA
Utility Mode
Microline 520 57.2 dBA
Microline 521 56.9 dBA
Quiet Mode
Microline 520 52.5 dBA
Microline 521 52.3 dBA
1.4.01 Altitude
10,000 feet (3,050 meters)
1.4.03 Ambient Temperature and Relative Humidity (RH)
While operating: 41 to 104 degrees Fahrenheit (5 to 40 degrees Celsius)
Operating humidity: 20% to 80% RH
While in storage: 14 to 122 degrees Fahrenheit ( - 10 to 50 degrees Celsius)
Storage humidity: 5% to 95% RH
Specifications 1 - 4 Microline 520/521 Service Handbook
P/N 59257803