Lenovo 1761E4U, User Manual

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Specifications
This section lists the physical specifications for your computer.
Dimensions
Width: 506.8 mm (19.95 inches)
Height: 411.0 mm (16.18 inches)
Depth: 71.5 mm (2.81 inches) for non-touch model; 78.0 mm (3.07 inches) for touch model
Weight
Maximum configuration as shipped: 7.54 kg (16.62 lb) for non-touch model; 8.85 kg (19.51 lb) for touch model
Environment
• Air temperature:
Operating: 10°C to 35°C (50°F to 95°F)
Non-operating: -20°C to 60°C (-4°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
Software overview
The computer comes with a preinstalled operating system and several software programs provided by
Lenovo.
Software provided by Lenovo
The following software programs are provided by Lenovo to help you improve productivity and reduce the
cost associated with maintaining your computer. Software programs provided with your computer might
vary depending on your computer model type and preinstalled operating system.
4
ThinkCentre User Guide