Lenovo 2491 Laptop User Manual


 
Specications
This section lists the physical specications for your computer.
Dimensions
Width: 275 mm (10.83 inches)
Height: 79 mm (3.11 inches)
Depth: 238 mm (9.37 inches)
Weight
Maximum conguration as shipped: 4.18 kg (9.22 lb)
Environment
Air temperature:
Operating: 10°C to 35°C (50°F to 95°F)
Non-operating: -40°C to 60°C (-40°F to 140°F)
Non-operating: -10°C to 60°C (14°F to 140°F) (without package)
Humidity:
Operating: 20% to 80% (non-condensing)
Non-operating: 20% to 90% (non-condensing)
Altitude:
Operating: -50 to 10 000 ft (-15.2 to 3 048 m)
Non-operating: -50 to 35 000 ft (-15.2 to 10 668 m)
Electrical input
Input voltage:
Low range:
Minimum: 100 V ac
Maximum: 127 V ac
Input frequency range: 50 to 60 Hz
High range:
Minimum: 200 V ac
Maximum: 240 V ac
Input frequency range: 50 to 60 Hz
Chapter 3. General information 31