Lenovo 3444CUU Laptop User Manual


 
Specications
Size
Width: 337 mm (13.3 inch)
Depth: 231.1 mm (9.1 inch)
Height: 16.5 to 21.3 mm (0.65 to 0.84 inch)
Heat output
90 W (307 Btu/hr) maximum
Power source (ac power adapter)
Sine-wave input at 50 to 60 Hz
Input rating of the AC adapter: 100 to 240 V AC, 50 to 60 Hz
Battery pack
Lithium-ion (Li-Ion) battery pack
Battery life
For percentage of remaining battery power, see the Power Manager Battery Gauge in the task bar.
The Power Manager also displays a green, yellow and red indication. A battery under warranty with a red
indication is eligible for a warranty replacement.
Operating environment
This section provides information about your computer operating environment.
Environment:
Maximum altitude without pressurization: 3048 m (10,000 ft)
Temperature
At altitudes up to 2438 m (8000 ft)
Operating: 5.0°C to 35.0°C (41°F to 95°F)
Non-operating: 5.0°C to 43.0°C (41°F to 109°F)
At altitudes above 2438 m (8000 ft)
Maximum temperature when operating under the unpressurized condition: 31.3°C (88°F)
Note: When you charge the battery pack, its temperature must be at least 10°C (50°F).
Relative humidity:
Operating: 8% to 80%
Non-operating: 5% to 95%
If possible, place your computer in a well-ventilated and dry area without direct exposure to sunshine.
Keep electrical appliances such as an electric fan, radio, high-powered speakers, air conditioner, and
microwave oven away from your computer because the strong magnetic elds generated by these
appliances can damage the monitor and data on the hard disk or solid state drive.
Chapter 1. Product Overview 15