Service Guide OKIFAX 5750/5950Chapter 2 InstallationPage: 772.2 Site SelectionINSTALLATIONPrecautions for Installation1 Fluctuation in line voltage120V AC (102V to 127V)l230V AC (198V to 264V)l2 Room temperature50 to 90 degrees Fahrenheit (10 to 32 degrees Celsius)l3 Humidity20 to 80% RHl4 Operating environmentPressure: Equivalent to altitude of 2500m (8020 feet) and below.l5 ExposureWithin five minutes at luminous intensity 2,000 lux.l6 Required space for installationThe facsimile requires the space as shown below for safety and good operability.l7 Levelness of installation surface1 degree maximum.l8 Other requirementsAvoid installing in any of the following places:A place exposed to direct sunlightlA place near a heat source or exposed to vibrationlA dusty placelA place in the atmosphere of acid gas, or steam etc.lA place exposed to quick temperature changesl