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Service Guide ML590/ML591
Chapter 1 Product Specifications
1.4 ENVIRONMENTAL CONDITIONS
1.4.01 Acoustic Rating
Letter Quality Mode: 53 dBA
Quiet Mode: 50 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° F (5° to 40° C)
Operating humidity: 20% to 80% RH
While in storage: 14° to 122° F (-10° to 50° C)
Storage humidity: 5% to 95% RH
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