IBM ThinkPad R50 Series - Specifications

Specifications
Size
14-inch model
v Width: 314 mm (12.4 in.)
v Depth: 260 mm (10.2 in.)
v Height: front 34 mm (1.35 in.), rear 37 mm (1.46 in.)
15-inch model
v Width: 332 mm (13.1 in.)
v Depth: 269 mm (10.6 in.)
v Height: front 37 mm (1.46 in.), rear 40 mm (1.58 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
v Lithium-ion (Li-Ion) battery pack
– Nominal voltage: 10.8 V dc
– Capacity: 4.4 AH/6.6 AH (on some models)
Specifications
Chapter 1. Overview of your new ThinkPad computer 5