Lenovo 7821, 7782, 7824, 7823 Specifications, Dimensions, Weight, Environment, Electrical input

Your computer is preinstalled with the Microsoft® Windows® 7 operating system.

Operating system(s), certified or tested for compatibility1 (varies by model type)

•Linux®

•Microsoft Windows XP Professional SP 3

Specifications

This section lists the physical specifications for your computer.

Dimensions

Width: 175 mm (6.89 inches)

Height: 425.2 mm (16.74 inches) (floor to top of handle)

Depth: 430.8 mm (16.96 inches)

Weight

Maximum configuration as shipped: 11.2 kg (24.7 lb)

Environment

• Air temperature:

Operating: 10°C to 35°C (50°F to 95°F)

Storage: -40°C to 60°C (-40°F to 140°F) in original shipping package

Storage: -10°C to 60°C (14°F to 140°F) (without package)

Note: The allowable upper temperature limit decreases by 1°C (1.8°F) for every 300 m (1000 ft) above sea level.

• Humidity:

Operating: 20% to 80% (non-condensing)

Storage: 20% to 90% (non-condensing)

• Altitude:

Operating: -50 to 10 000 ft (-15.2 to 3 048 m)

Storage: -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

1.The operating system(s) listed here are being certified or tested for compatibility at the time this publication goes to press. Additional operating systems might be identified by Lenovo as compatible with your computer following the publication of this manual. This list is subject to change. To determine if an operating system has been certified or tested for compatibility, check the Web site of the operating system vendor.

4ThinkStation User Guide