Lenovo ThinkCentre M57 Hardware Maintenance Manual - Page 48

Types 6010, 6069, 6075, 6081, 6086, 9013, 9019, 9088, 9160, 9164, 9174, 9194, 9304, 9323, 9326, 9978, and 9979 This section lists the physical specifications. Dimensions Height: 400 mm (15.7 in.) Width: 175 mm (6.9 in.) Depth: 432 mm (17.0 in.) Weight Minimum configuration: 8.17 kg (18 lb) Maximum configuration: 10.21 kg (22.5 lb) Environment Air temperature: Operating at 0 - 3000 ft (914.4 m): 10° to 35°C (50° to 95°F) Non-operating: -40° to 60°C (-40° to 140°F) Humidity: Operating: 10% to 80% (10% per hour, non-condensing) Non-operating: 10% to 90% (10% per hour) Maximum altitude: Operating: -50 to 10,000 ft (-15.2 to 3048 m) Non-operating: -50 to 35,000 ft (-15.2 to 10,668 m) Electrical input: Some models have a switchable power supply that supports both low and high input voltage ranges. Some models do not have a switch and support only a low or high input voltage range. See "Voltage-selection switch" on page 5 for additional information. Input voltage: Low range: Minimum: 100V ac Maximum: 127V ac Input frequency: 50/60 Hz Voltage switch setting: 115V ac (some models) High range: Minimum: 200V ac Maximum: 240V ac Input frequency: 50/60 Hz Voltage switch setting: 230V ac (some models) 42 Hardware Maintenance Manual