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6 Specifications
Computer specifications
Metric U.S.
Dimensions, 4540s models
Length 25.6 cm 10.1 in
Width 37.5 cm 14.8 in
Height (front to rear) 2.9 to 3.6 cm 1.1 to 1.4 in
Weight (equipped with optical drive, 1 DIMM, hard drive,
optical drive, WLAN module, 6 cell battery)
2.5 kg 5.5 lbs
Dimensions, 4440s/4441s models
Length 23.5 cm 9.3 in
Width 33.9 cm 13.4 in
Height (front to rear) 2.8 to 3.5 cm 1.1 to 1.4 in
Weight (equipped with optical drive, 1 SODIMM, hard drive,
WLAN module, 6 cell battery)
2.1 kg 4.6 lbs
Input power
Operating voltage 19.0 V dc @ 4.74 A – 90 W or 18.5 V dc @ 3.5 A - 65 W
Operating current 4.74 A or 3.5 A
Temperature
Operating (not writing to optical disc) 0°C to 35°C 32°F to 95°F
Operating (writing to optical disc) 5°C to 35°C 41°F to 95°F
Nonoperating -20°C to 60°C -4°F to 140°F
Relative humidity
Operating 10% to 90%
Nonoperating 5% to 95%
Maximum altitude (unpressurized)
Operating (14.7 to 10.1 psia) -15 m to 3,048 m 50 ft to 10,000 ft
Nonoperating (14.7 to 4.4 psia) -15 m to 12,192 m -50 ft to 40,000 ft
Shock
134 Chapter 6 Specifications