Lenovo NetVista Hardware Maintenance Manual (HMM) for NetVista 2271, 6840, and - Page 11
Specifications, Dimensions, Weight, Environment, Heat output, Airflow, Electrical input
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v Sun Solaris 2.5.1 or later v Novell NetWare Versions 3.2, 4.11, 5.0 Specifications Dimensions Electrical input Height: 445 mm (17.5 in.) Input voltage: Width: 165 mm (6.5 in.) Low range: Depth: 502 mm (20.5 in.) Minimum: 90 V ac Weight Minimum configuration as shipped: 14.0 kg (30 lb) Maximum configuration: 17.3 kg (38.0 lb) Maximum: 137 V ac Input frequency range: 57-63 Hz Voltage switch setting: 115 V ac High range: Environment Minimum: 180 V ac Air temperature: Maximum: 265 V ac System on: 10° to 35°C (50° to 95° F) Input frequency range: 47-53 Hz System off: 10° to 43° C (50° to 110° F) Voltage switch setting: 230 V ac Maximum altitude: 2134 m (7000 ft) Input kilovolt-amperes (kVA) (approximate): Note: The maximum altitude, 2134 m (7000 ft.), is Minimum configuration as shipped: 0.08 kVA the maximum altitude at which the specified air Maximum configuration: 0.3 kVA temperatures apply. At higher altitudes, the maximum air temperatures are lower than those specified. Humidity: System on: 8% to 80% Note: Power consumption and heat output vary depending on the number and type of optional features installed and the power-management optional features in use. System off: 8% to 80% Acoustical noise-emission values Heat output (approximate) in British thermal units (Btu) per hour: Minimum configuration: 240 Btu/hr. (75 watts) Maximum configuration: 940 Btu/hr. (275 watts) Average sound-pressure levels: At operator position: Idle: 38 dBA Operating: 43 dBA At bystander position - 1 meter (3.3 ft): Airflow Idle: 33 dBA Approximately 0.34 cubic meters per minute (12 cubic Operating: 37 dBA feet per minute) maximum Declared (upper limit) sound-power levels: Idle: 4.8 bels Operating: 5.1 bels Note: The noise-emission levels were measured in controlled acoustical environments according to the procedures specified by the American National Standards Institute (ANSI) S12.10 and ISO 7779 and are reported in accordance with ISO 9296. Actual sound-pressure levels in a given location might exceed the average values stated because of room reflections and other nearby noise sources. The declared sound-power levels indicate an upper limit, below which a large number of computers will operate. For additional information, see the ISO Supplier's Declaration, which is available from IBM. Chapter 2. General Information 5