HP 550 - Notebook PC, Maintenance And Service Manual

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6 Specifications
Computer specifications
Metric U.S.
Dimensions
Length 26.68 cm 10.50 in
Width 35.80 cm 14.10 in
Height (front to rear) 3.23 to 3.58 cm 1.27 to 1.41 in
Weight (equipped with optical drive, hard drive, and battery) 2.45 kg 5.4 lbs
Input power
Operating voltage 19.0 V dc @ 4.74 A – 90 W
Operating current 4.74 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
Operating 125 g, 2 ms, half-sine
Nonoperating 200 g, 2 ms, half-sine
Random vibration
Operating 0.75 g zero-to-peak, 10 Hz to 500 Hz, 0.25 oct/min sweep rate
88 Chapter 6 Specifications