Lenovo G400 G400&G410 User's Guide - Page 73
Environment, Heat output, Power source AC adapter, Battery pack, Battery life
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Lenovo EVEREST UG.book Page 65 Friday, August 17, 2007 5:40 PM Specifications Specifications Size • Width: 334 mm • Depth: 248 mm • Height: 30-36 mm Environment • Maximum altitude without pressurization: 3048 m (10000 ft) • Temperature - At altitudes up to 2438 m (8000 ft) - Operating with no optical disc in the drive: 5° to 35°C (41° to 95°F) - Operating with an optical disc in the drive: 10° to 35°C (50° to 95°F) - Non-operating: 5° to 43°C (41° to 109°F) - At altitudes above 2438 m (8000 ft) - Maximum operating temperature, 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 with no optical disc in the drive: 8% to 95% - Operating with an optical disc in the drive: 8% to 80% Heat output • 65 W (with integrated graphics card) maximum/90 W (with discrete graphics card) maximum Power source (AC adapter) • Sine-wave input at 50 to 60 Hz • Input rating of the AC adapter: 100-240 V ac, 50 to 60 Hz Battery pack • Lithium-ion (Li-Ion) battery pack - Nominal voltage: 10.8 V dc - Capacity: 4.8 AH Battery life • For percentage of battery power remaining, see Power Meter on the task tray. Appendix C. Features and specifications 65