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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 drive.
Do not place any beverages on top of or beside the computer or other attached devices. If liquid is spilled on
or in the computer or an attached device, a short circuit or other damage might occur.
Do not eat or smoke over your keyboard. Particles that fall into your keyboard can cause damage.
ThinkVantage technologies and software
Lenovo preinstalls on your PC useful and helpful software applications to help you get started, to stay
productive while on the move and to keep you and your computer working. Lenovo offers enhanced security,
wireless computing, data-migration and other solutions for your computer.
Following sections provide information about ThinkVantage
®
technologies and other computing solutions,
offered by Lenovo.
• “Accessing applications in Windows 7” on page 20
• “Access Connections” on page 21
• “Active Protection System” on page 21
• “Fingerprint Software” on page 22
• “Lenovo ThinkVantage Tools” on page 22
Chapter 1. Product Overview 19