IBM ThinkPad R40e, Troubleshooting Manual

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Specifications
Size
With a 13.3 or 14.1–inch display:
v
Width: 313 mm (12.3 in.)
v
Depth: 254 mm (10.0 in.)
v Height: 38.8 mm (1.53 in.)
With a 15.0–inch display:
v
Width: 329 mm (13.0 in.)
v
Depth: 267.5 mm (10.5 in.)
v Height: 40.5 mm (1.59 in.)
Environment
v
Maximum altitude without pressurization: 3048 m (10,000 ft)
v
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 110°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).
v Relative humidity:
– Operating with no diskette in the drive: 8% to 95%
– Operating with a diskette in the drive: 8% to 80%
Heat output
v 72 W (246 Btu/hr) maximum
Power source (ac adapter)
v
Sine-wave input at 50 to 60 Hz
v
Input rating of the ac adapter: 100-240 V ac, 50 to 60 Hz
Battery pack (depending on the model)
v
8 cell Lithium-ion (Li-Ion) battery pack
– Nominal voltage: 14.4 V dc
– Capacity: 4.0 AH
Specifications
Chapter 1. Overview of your new ThinkPad computer
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