Lenovo ThinkPad T21 English - 46L4325 - ThinkPad T20, T21User's Reference guid - Page 21

Specifications

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Specifications Specifications Size Width: 304.8 mm (12.0 in.) Depth: 248.9 mm (9.8 in.) Height: 33.0 mm (1.3 in.) Environment Maximum altitude without pressurization: 3048 m (10,000 ft) Temperature - At altitudes up to 2438 m (8000 ft) - Operating with no diskette: 5° to 35°C (41° to 95°F) - Operating with a diskette: 10° to 35°C (50° to 95°F) - Not 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 diskette in the drive: 8% to 95% - Operating with a diskette in the drive: 8% to 80% Heat output 56 W (191 Btu/hr) maximum Chapter 1. System overview 5

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Specifications
Specifications
Size
±
Width:
304.8 mm (12.0 in.)
±
Depth:
248.9 mm (9.8 in.)
±
Height: 33.0 mm (1.3 in.)
Environment
±
Maximum altitude without pressurization: 3048 m (10,000 ft)
±
Temperature
–
At altitudes up to 2438 m (8000 ft)
-
Operating with no diskette:
5° to 35°C (41° to 95°F)
-
Operating with a diskette:
10° to 35°C (50° to 95°F)
-
Not 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 diskette in the drive:
8% to 95%
–
Operating with a diskette in the drive:
8% to 80%
Heat output
±
56 W (191 Btu/hr) maximum
Chapter 1.
System overview
5