Lenovo ThinkPad X280, User Manual

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• Password
• Security-lock slot
• Trusted Platform Module (TPM)
Wireless features
• Bluetooth
• NFC (available on some models)
• Wireless local area network (WLAN)
• Wireless wide area network (WWAN, available on some models)
• Global Positioning System (GPS, available on models with the wireless-WAN card)
Others
• Camera (available on some models)
• Microphones
Computer specifications
Size
• Width: 209.8 mm (8.3 inches)
• Depth: 307.7 mm (12.1 inches)
• Thickness:
– Non-touch models: 17.8 mm (0.7 inches)
– Touch models: 17.4 mm (0.69 inches)
Maximum heat output (depending on the model)
• 45 W (154 Btu/hr)
• 65 W (222 Btu/hr)
Power source (ac power adapter)
• Sine-wave input at 50 Hz to 60 Hz
• Input rating of the ac power adapter: 100 V to 240 V ac, 50 Hz to 60 Hz
Operating environment
Maximum altitude (without pressurization)
• 3048 m (10 000 ft)
Temperature
• At altitudes up to 2438 m (8000 ft)
– Operating: 5°C to 35°C (41°F to 95°F)
– Storage: 5°C to 43°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)
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X280 User Guide